Insulating oil dehydration reaction kettle with gas distribution function

By introducing a gas distribution component and a stirring component into the insulating oil dehydration reactor, and using a nitrogen source to introduce nitrogen and drive the stirring component to rotate, the problem of unsatisfactory dehydration effect of traditional dehydration reactors is solved, the purity of insulating oil and the insulation performance of the equipment are improved, and the safety and stability of the equipment are ensured.

CN223901859UActive Publication Date: 2026-02-13CHANGZHOU CHENSHENG INSULATION NEW MATERIALS
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Patent Information

Application Number
CN202520471017.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-18
Publication Date
2026-02-13
Estimated Expiration
2035-03-18

AI Technical Summary

Technical Problem

Traditional insulating oil dehydration reactors lack gas distribution devices, resulting in unsatisfactory dehydration effects and requiring additional mixing devices, which affects the insulation performance and operational stability of the equipment.

Method used

An insulating oil dehydration reactor with gas distribution function was designed, comprising a gas distribution component, a suspension component, and a stirring component. Nitrogen gas is introduced using a nitrogen source and the stirring component is rotated by pneumatic power. Combined with the heating function of the reactor body, nitrogen gas and insulating oil are fully mixed.

Benefits of technology

This improves the purity and quality of the insulating oil, enhances the insulation performance and operational safety of the equipment, and ensures stable operation of the equipment in high-temperature environments.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of insulating oil production, in particular to an insulating oil dehydration reaction kettle with a gas distribution function. The reaction kettle is reasonable in structural design and is mainly composed of the reaction kettle body, the gas distribution assembly, the suspension assembly and the stirring assembly, the reaction kettle body has a heating function, nitrogen led out by the nitrogen source is continuously led into high-temperature lubricating oil through the gas distribution assembly, and when the gas distribution assembly exhausts the nitrogen, the high-temperature lubricating oil is continuously stirred. The stirring assembly is driven by aerodynamic force to rotate, the suspension assembly can provide movable support for rotation of the stirring assembly, nitrogen and lubricating oil are fully mixed in this way, moisture and oxygen in insulating oil can be effectively removed through nitrogen filling, the purity and quality of the insulating oil are improved, and then the insulating performance of equipment is improved; and the safety and the stability of the equipment in the operation process are ensured.
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Description

TECHNICAL FIELD

[0001] The utility model relates to insulating oil production technical field, specifically related to a kind of insulating oil dehydration reaction kettle with air distribution function. BACKGROUND

[0002] The role of nitrogen filling in insulating oil dehydration mainly reflects in the following aspects: 1) prevent oxidation: nitrogen is an inert gas, not easy to react with other substances. In the process of insulating oil dehydration, nitrogen can effectively prevent the contact of insulating oil with oxygen in the air, thereby avoiding the deterioration of insulating oil due to oxidation. This helps to maintain the performance and stability of insulating oil, prolong its service life. 2) remove moisture: nitrogen can help remove moisture in insulating oil during filling. Since nitrogen is dry, it can absorb or carry away part of the moisture in insulating oil, helping to reduce the water content of insulating oil and improve the insulating performance of the oil. 3) protect equipment: filling nitrogen in insulating oil dehydration equipment can also protect the inside of the equipment. Nitrogen can prevent oxidation and corrosion of metal parts inside the equipment, reducing the failure rate and maintenance cost of the equipment. At the same time, nitrogen can also maintain a dry environment inside the equipment to prevent electrical faults caused by moisture. 4) balance air pressure: during the processing or storage of insulating oil, filling nitrogen can also help balance the air pressure inside the equipment. This helps to prevent problems such as insulating oil leakage or equipment damage caused by air pressure changes. Especially in some high-pressure or vacuum environments, the filling of nitrogen can ensure the safe operation of the equipment.

[0003] The traditional insulating oil dehydration reaction kettle has some shortcomings in use. First, most of them do not have air distribution devices, which is not conducive to the filling of nitrogen during dehydration, and the dehydration effect is not ideal. Second, it needs an additional mixing device to mix the insulating oil. Therefore, optimization and improvement are needed. UTILITY MODEL CONTENTS

[0004] The utility model aims to overcome the above problems in the prior art and provide an insulating oil dehydration reaction kettle with air distribution function.

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

[0006] An insulating oil dehydration reaction kettle with air distribution function, comprising a reaction kettle body, an oil inlet pipe is installed on the top plate of the reaction kettle body, an oil outlet pipe is installed on the bottom plate of the reaction kettle body, an air distribution assembly is installed in the inner cavity of the reaction kettle body near the bottom end, a suspension assembly is installed in the inner cavity of the reaction kettle body near the top end, and a plurality of stirring assemblies driven to rotate by the air distribution assembly are installed on the suspension assembly.

[0007] The air distribution assembly is composed of a first ring seat, an air inlet pipe and an air distribution pipe, an annular cavity is arranged in the first ring seat, an air inlet pipe is connected to the outer side of the first ring seat and communicates with the annular cavity, and air distribution pipes are uniformly distributed on the upper end of the first ring seat in the circumferential direction;

[0008] The suspension assembly is composed of a second ring seat, a carrier ring and a protrusion, the inner side of the second ring seat movably supports the carrier ring, and the inner side of the carrier ring is uniformly distributed with protrusions in the circumferential direction;

[0009] The stirring assembly includes a groove-shaped mounting plate, a stirring vertical plate, a first stirring blade plate and a second stirring blade plate, the groove-shaped mounting plate is connected to the corresponding protrusion through a first bolt, two stirring vertical plates are installed side by side on the lower side of the groove-shaped mounting plate, a plurality of outwardly folded first stirring blade plates are uniformly distributed on one side of the stirring vertical plate, a plurality of inwardly folded second stirring blade plates are uniformly distributed on the other side of the stirring vertical plate, and the first stirring blade plate on the lowermost layer can rotate under the blowing of the corresponding air distribution pipe.

[0010] Further, in the insulation oil dehydration reaction kettle with air distribution function, a spiral interlayer cavity is arranged on the side wall of the reaction kettle body, and a medium inlet pipe and a medium outlet pipe are installed on the outer wall of the reaction kettle body and communicate with the bottom end and the top end of the spiral interlayer cavity, respectively.

[0011] Further, in the insulation oil dehydration reaction kettle with air distribution function, the medium inlet pipe and the medium outlet pipe are connected to the output end and the input end of the circulating heating tank, respectively.

[0012] Further, in the insulation oil dehydration reaction kettle with air distribution function, the air inlet pipe penetrates through the side wall of the reaction kettle body, and the outer end of the air inlet pipe is connected to a nitrogen source.

[0013] Further, in the insulation oil dehydration reaction kettle with air distribution function, a first perforation for installing a first bolt is arranged on the protrusion, and a second perforation for installing a first bolt is arranged on the groove-shaped mounting plate.

[0014] Further, in the insulation oil dehydration reaction kettle with air distribution function, a reinforcing assembly is installed between the bottoms of each stirring assembly, the reinforcing assembly is composed of an outer reinforcing ring, an inner reinforcing ring and a second bolt, and a plurality of second bolts penetrating through the stirring vertical plate of the stirring assembly are installed between the outer reinforcing ring and the inner reinforcing ring.

[0015] Further, in the insulation oil dehydration reaction kettle with air distribution function, a third perforation for installing a second bolt is arranged on the stirring vertical plate of the stirring assembly, a fourth perforation for installing a second bolt is arranged on the outer reinforcing ring, and a fifth perforation for installing a second bolt is arranged on the inner reinforcing ring.

[0016] Further, the insulating oil dehydration reaction kettle with air distribution function has the outer reinforcing ring abutting against the inner side of the outer circle stirring vertical plate, and the inner reinforcing ring abutting against the outer side of the inner circle stirring vertical plate.

[0017] The utility model discloses the beneficial effect is:

[0018] The utility model discloses reasonable in structure design, it is mainly by the reaction kettle body, air distribution subassembly, suspension subassembly and stirring subassembly constitute, the reaction kettle body has heating function itself, utilize air distribution subassembly and introduce nitrogen gas of nitrogen source outlet into high temperature lubricating oil continuously, when air distribution subassembly is discharged nitrogen, utilize the power of gas to drive stirring subassembly and rotate, and suspension subassembly can provide the activity support for the rotation of stirring subassembly, make nitrogen and lubricating oil mix fully through this mode, and the filling of nitrogen can effectively remove the moisture and oxygen in insulating oil, improve the purity and quality of insulating oil, and then promote the insulation performance of equipment, ensure the safety and stability of equipment in the operation process.

[0019] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages above. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be needed to use the drawings described in the embodiment briefly, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0021] Figure 1 It is the structure schematic diagram of the utility model whole;

[0022] Figure 2 It is the structure schematic diagram of the utility model in the reaction kettle body after omitting;

[0023] Figure 3 It is the structure schematic diagram of air distribution subassembly in the utility model;

[0024] Figure 4 It is the structure schematic diagram of suspension subassembly in the utility model;

[0025] Figure 5 It is the assembly schematic diagram of stirring subassembly and reinforcing assembly in the utility model;

[0026] Figure 6 It is the overhead schematic diagram of stirring subassembly and reinforcing assembly in the utility model;

[0027] Figure 7 It is the structure schematic diagram of stirring subassembly in the utility model;

[0028] Figure 8 is a structural schematic view of the reinforcing assembly in the utility model;

[0029] In the drawings, the components represented by each reference numeral are as follows:

[0030] 1-reaction kettle body, 2-gas distribution assembly, 201-first ring seat, 202-gas inlet pipe, 203-gas distribution pipe, 3-hanging assembly, 301-second ring seat, 302-load ring, 303-bump, 304-first perforation, 4-stirring assembly, 401-groove type mounting plate, 402-stirring vertical plate, 403-first stirring blade plate, 404-second stirring blade plate, 5-reinforcing assembly, 501-outer reinforcing ring, 502-inner reinforcing ring, 503-second bolt, 6-oil inlet pipe, 7-oil outlet pipe, 8-spiral sandwich cavity, 9-medium inlet pipe, 10-medium outlet pipe. DETAILED DESCRIPTION

[0031] 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 in 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.

[0032] As shown in Figures 1-8 the embodiment is an insulating oil dehydration reaction kettle with a gas distribution function, comprising a reaction kettle body 1, an oil inlet pipe 6 is installed on the top plate of the reaction kettle body 1, and the oil inlet pipe 6 can also serve as a nitrogen discharge pipe to discharge water vapor during the subsequent nitrogen discharge process. An oil outlet pipe 7 is installed on the bottom plate of the reaction kettle body 1, and an opening valve is installed on the oil outlet pipe 7. A gas distribution assembly 2 is installed at the position close to the bottom end in the inner cavity of the reaction kettle body 1, and a hanging assembly 3 is installed at the position close to the top end in the inner cavity of the reaction kettle body 1, and a plurality of stirring assemblies 4 driven to rotate by the gas distribution assembly 2 are installed on the hanging assembly 3.

[0033] In the embodiment, a spiral sandwich cavity 8 is arranged on the side wall of the reaction kettle body 1, and a medium inlet pipe 9 and a medium outlet pipe 10 are installed on the outer wall of the reaction kettle body 1 and communicate with the bottom end and the top end of the spiral sandwich cavity 8 respectively. The medium inlet pipe 9 and the medium outlet pipe 10 are connected with the output end and the input end of the circulating heating tank respectively.

[0034] In the embodiment, the gas distribution assembly 2 is composed of a first ring seat 201, a gas inlet pipe 202 and a gas distribution pipe 203, the first ring seat 201 is fixed on the inner cavity wall of the reaction kettle body 1, an annular cavity is arranged in the inside of the first ring seat 201, the gas inlet pipe 202 communicating with the annular cavity is connected to the outside of the first ring seat 201, and the gas distribution pipes 203 are uniformly distributed on the upper end of the first ring seat 201 in the circumferential direction.

[0035] In the embodiment, the suspension assembly 3 is composed of a second ring seat 301, a carrier ring 302 and a protrusion 303, the second ring seat 301 is fixed on the inner cavity wall of the reactor body 1, the inner side of the second ring seat 301 movably supports the carrier ring 302, and the inner side of the carrier ring 302 is uniformly distributed with the protrusions 303 in the circumferential direction.

[0036] In the embodiment, the stirring assembly 4 includes a groove-shaped mounting plate 401, a stirring vertical plate 402, a first stirring blade plate 403 and a second stirring blade plate 404, the groove-shaped mounting plate 401 is connected with the corresponding protrusion 303 through the first bolt, the lower side of the groove-shaped mounting plate 401 is installed with two stirring vertical plates 402 in parallel, the one side of the stirring vertical plate 402 is uniformly distributed with a plurality of outwardly folded first stirring blade plates 403, and the other side of the stirring vertical plate 402 is uniformly distributed with a plurality of inwardly folded second stirring blade plates 404, and the lowermost first stirring blade plate 404 can rotate under the blowing of the corresponding air distribution pipe 203.

[0037] In the embodiment, the gas inlet pipe 202 penetrates the side wall part of the reactor body 1, and the outer end of the gas inlet pipe 202 is connected with a nitrogen source.

[0038] In the embodiment, the protrusion 303 is provided with a first perforation 304 for facilitating installation of the first bolt, and the groove-shaped mounting plate 401 is provided with a second perforation 405 for facilitating installation of the first bolt.

[0039] In the embodiment, the bottom parts of the stirring assemblies 4 are installed with a reinforcing assembly 5, the reinforcing assembly 5 is composed of an outer reinforcing ring 501, an inner reinforcing ring 502 and a second bolt 503, and the outer reinforcing ring 501 and the inner reinforcing ring 502 are installed with a plurality of second bolts 503 penetrating the stirring vertical plates 402 in the stirring assemblies 4.

[0040] In the embodiment, the stirring vertical plate 402 in the stirring assembly 4 is provided with a third perforation 406 for facilitating installation of the second bolt 503, the outer reinforcing ring 501 is provided with a fourth perforation for facilitating installation of the second bolt 503, and the inner reinforcing ring 502 is provided with a fifth perforation for facilitating installation of the second bolt 503.

[0041] In the embodiment, the outer reinforcing ring 501 abuts against the inner side part of the outer circle stirring vertical plate 402, and the inner reinforcing ring 502 abuts against the outer side part of the inner circle stirring vertical plate 402.

[0042] A specific application of the embodiment is that the dehydration reactor mainly comprises a reactor body 1, a gas distribution assembly 2, a suspension assembly 3 and a stirring assembly 4, the reactor body 1 has a heating function, nitrogen gas introduced by the gas distribution assembly 2 is continuously introduced into the high-temperature lubricating oil, when the nitrogen gas is discharged, the gas distribution assembly 2 drives the stirring assembly 4 to rotate by using the gas power, the suspension assembly 3 can provide movable support for the rotation of the stirring assembly 4, in this way, the nitrogen gas and the lubricating oil are fully mixed, the filling of the nitrogen gas can effectively remove the water and oxygen in the insulating oil, improve the purity and quality of the insulating oil, and further improve the insulation performance of the equipment, and ensure the safety and stability of the equipment in the operation process.

[0043] 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. Obviously, 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 persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. An insulating oil dehydration reactor with gas distribution function, comprising a reactor body, wherein an oil inlet pipe is installed on the top plate of the reactor body, and an oil outlet pipe is installed on the bottom plate of the reactor body, characterized in that, The inner cavity of the reactor body is equipped with a gas distribution assembly near the bottom, and the inner cavity of the reactor body is equipped with a suspension assembly near the top. Several stirring components driven by the gas distribution assembly are installed on the suspension assembly. The air distribution assembly consists of a first ring seat, an air inlet pipe, and an air distribution pipe. The first ring seat has an annular cavity inside, and an air inlet pipe communicating with the annular cavity is connected to the outside of the first ring seat. Air distribution pipes are evenly distributed around the upper end of the first ring seat. The suspension assembly consists of a second ring seat, a carrier ring, and protrusions. The carrier ring is movably supported on the inner side of the second ring seat, and protrusions are evenly distributed circumferentially on the inner side of the carrier ring. The mixing assembly includes a trough-shaped mounting plate, a mixing vertical plate, a first mixing blade, and a second mixing blade. The trough-shaped mounting plate is connected to a corresponding protrusion by a first bolt. Two mixing vertical plates are installed side by side on the lower side of the trough-shaped mounting plate. Several outwardly folded first mixing blades are evenly distributed on one side of the mixing vertical plate, and several inwardly folded second mixing blades are evenly distributed on the other side of the mixing vertical plate. The bottommost first mixing blade can rotate under the blowing of the corresponding air distribution pipe.

2. The insulating oil dehydration reactor with gas distribution function according to claim 1, characterized in that, The side wall of the reactor body is provided with a spiral jacketed cavity, and the outer wall of the reactor body is equipped with an inlet medium pipe and an outlet medium pipe that are respectively connected to the bottom end and the top end of the spiral jacketed cavity.

3. The insulating oil dehydration reactor with gas distribution function according to claim 2, characterized in that, The inlet and outlet medium pipes are respectively connected to the output and input ends of the circulating heating tank.

4. The insulating oil dehydration reactor with gas distribution function according to claim 1, characterized in that, The air inlet pipe penetrates the side wall of the reactor body, and the outer end of the air inlet pipe is connected to a nitrogen source.

5. The insulating oil dehydration reactor with gas distribution function according to claim 1, characterized in that, The protrusion has a first through hole for easy installation of the first bolt, and the grooved mounting plate has a second through hole for easy installation of the first bolt.

6. The insulating oil dehydration reactor with gas distribution function according to claim 1, characterized in that, A reinforcing component is installed between the bottoms of each of the stirring components. The reinforcing component consists of an outer reinforcing ring, an inner reinforcing ring, and a second bolt. Several second bolts penetrating the stirring plate of the stirring component are installed between the outer and inner reinforcing rings.

7. The insulating oil dehydration reactor with gas distribution function according to claim 6, characterized in that, The stirring assembly has a third through hole in the stirring plate to facilitate the installation of the second bolt, a fourth through hole in the outer reinforcing ring to facilitate the installation of the second bolt, and a fifth through hole in the inner reinforcing ring to facilitate the installation of the second bolt.

8. The insulating oil dehydration reactor with gas distribution function according to claim 6, characterized in that, The outer reinforcing ring abuts against the inner side of the outer ring stirring plate, and the inner reinforcing ring abuts against the outer side of the inner ring stirring plate.