CN109916178B - High-temperature sintering magnetic core nitrogen-filled rapid cooling equipment - Google Patents
High-temperature sintering magnetic core nitrogen-filled rapid cooling equipment Download PDFInfo
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- CN109916178B CN109916178B CN201910051603.7A CN201910051603A CN109916178B CN 109916178 B CN109916178 B CN 109916178B CN 201910051603 A CN201910051603 A CN 201910051603A CN 109916178 B CN109916178 B CN 109916178B
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Abstract
The invention provides a high-temperature sintering magnetic core nitrogen-filling rapid cooling device, which relates to the technical field of sintering cooling devices and comprises a sintering furnace and a furnace door, wherein a first partition plate and a second partition plate are vertically arranged in the sintering furnace, the sintering furnace is divided into three sintering chambers by the first partition plate and the second partition plate, a plurality of supporting plates are arranged in each of the three sintering chambers, magnetic core blocks are placed at the upper ends of the supporting plates, a plurality of vent pipes are connected on the side walls of the first partition plate and the second partition plate in a penetrating manner, a gas storage pipe is arranged at one end, opposite to each vent pipe, of each vent pipe, and the gas storage pipe is connected with a nitrogen storage tank. The invention overcomes the defects of the prior art, has reasonable design and compact structure, can quickly and effectively cool the magnetic core blocks in different sintering chambers in the sintering furnace, has high cooling speed, good effect and less nitrogen consumption, can carry out heat recovery on the cooled nitrogen, and saves resources.
Description
Technical Field
The invention relates to the technical field of sintering cooling equipment, in particular to high-temperature sintering magnetic core nitrogen-filling rapid cooling equipment.
Background
Magnetic core refers to a sintered magnetic metal oxide composed of various iron oxide mixtures.
After current magnetic core sintering is accomplished, the temperature is higher, need cool off and just can take out from sintering equipment, but present magnetic core sintering cooling arrangement is difficult to accomplish comprehensive cooling in the use, the one end cooling effect that often is close to cooling gas is better, the one end of keeping away from cooling gas needs can cool off through the flow of gas, it is inhomogeneous to cool off, lead to cooling efficiency lower, and consume more cooling gas in cooling process, for this, we have proposed a high temperature sintering magnetic core and have filled quick cooling arrangement of nitrogen.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the equipment for rapidly cooling the nitrogen filled in the high-temperature sintered magnetic core, which overcomes the defects of the prior art, has reasonable design and compact structure, can rapidly and effectively cool the magnetic core blocks in different sintering chambers in the sintering furnace, has high cooling speed, good effect and less nitrogen consumption, can recycle the cooled nitrogen, and saves resources.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a high-temperature sintering magnetic core nitrogen-filling rapid cooling device comprises a sintering furnace and a furnace door, wherein the furnace door is arranged on the side wall of the sintering furnace, a first partition plate and a second partition plate are vertically arranged in the sintering furnace, openings are formed in the lower ends of the first partition plate and the second partition plate, the sintering furnace is divided into three sintering chambers by the first partition plate and the second partition plate, a plurality of supporting plates are arranged in the three sintering chambers, magnetic core blocks are placed on the upper ends of the supporting plates, a plurality of vent pipes are connected on the side wall of the first partition plate and the side wall of the second partition plate in a penetrating mode, the two ends of each vent pipe are respectively positioned in two adjacent sintering chambers, an air storage pipe is arranged at one end, opposite to each vent pipe, of the air storage pipes are of a lower end closed structure, a plurality of air outlets are symmetrically arranged on the side wall of each air storage pipe, and one end of an air, and the other end of the air inlet pipe is connected with a nitrogen storage tank through an air suction pump, and the outer side wall of the sintering furnace is connected with an exhaust pipe in a through mode.
Further, the lower extreme fixed connection top of gas receiver moves the one end of pole, and the other end fixedly connected with slider of pole is moved in the top, the lateral wall of slider and the lateral wall sliding connection of first baffle and second baffle, reset spring has been cup jointed on the lateral wall of top, and reset spring's both ends respectively with the diapire of gas receiver and the upper end fixed connection of slider, the lower extreme of slider is contradicted and is had the cam, and the lateral wall middle part fixedly connected with rotation axis of cam, the one end of rotation axis is rotated with the inside wall of fritting furnace and is connected, and the other end of rotation axis runs through the lateral wall of fritting furnace and the output of connecting motor, the motor passes through the support frame and is connected with the lateral wall of fritting furnace.
Furthermore, the lower extreme of backup pad is contradicted and is had a plurality of fixture blocks, and a plurality of fixture blocks are installed respectively on the lateral wall of first baffle, second baffle and fritting furnace, make things convenient for placing and taking out of backup pad.
Furthermore, the cross section area of the gas outlet is larger than that of the vent pipe, so that the gas outlet can send low-temperature nitrogen into the sintering chamber.
Further, the lateral wall of gas receiver goes up the slip cap and is equipped with solid fixed ring, and solid fixed ring and the lateral wall fixed connection of first baffle and second baffle, guarantees that the gas receiver slides stably from top to bottom.
Furthermore, a section of the rotating shaft, which is positioned in the inner cavity of the sintering furnace, is fixedly sleeved with a wind wheel, so that the flow of nitrogen in the sintering furnace is accelerated.
Furthermore, an operating handle is arranged on the side wall of the furnace door, and a protective sleeve is sleeved on the operating handle, so that the furnace door can be conveniently opened, and the sintered magnetic core block can be conveniently taken out.
Further, the exhaust pipe is arranged obliquely downwards, so that nitrogen can be conveniently discharged.
Furthermore, the outer side wall of the sintering furnace is wound with a hose, and cooling liquid is arranged inside the hose to cool the outer side wall of the sintering furnace.
(III) advantageous effects
The embodiment of the invention provides a high-temperature sintered magnetic core nitrogen-filled rapid cooling device. The method has the following beneficial effects:
1. the first partition plate and the second partition plate which are vertically arranged inside the sintering furnace divide the sintering furnace into three sintering chambers, so that more magnetic core blocks can be sintered at one time conveniently, nitrogen is introduced into different sintering chambers to be cooled in the cooling process, and the cooling effect is better.
2. In different sintering chambers, the nitrogen can stay for a longer time, so that the contact time between the magnetic core blocks in the sintering chambers and the nitrogen is longer, the waste of the nitrogen is effectively avoided, and the cooling cost is reduced.
3. In the sintering chamber, let in nitrogen gas between backup pad and the backup pad, to the magnetic core piece of single backup pad upper end, the cooling effect is better, has effectually avoided sheltering from of upper end backup pad to the lower extreme backup pad to lead to the magnetic core piece cooling effect in the backup pad of lower extreme to be poor.
4. The motor work drives the gas storage pipe and slides from top to bottom, realizes the removal of gas outlet position, when gas outlet position and breather pipe are located same water flat line, lets in nitrogen gas in the sintering chamber of both sides, when gas outlet position and breather pipe dislocation, lets in nitrogen gas in the sintering chamber in the middle of, satisfies the cooling of different sintering chambers.
5. The exhaust pipe discharges and collects high-temperature nitrogen inside the sintering furnace, so that heat recovery of equipment is realized, and resources are effectively saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the interior of the structure of the present invention;
FIG. 3 is a schematic view of the structure A-A of the present invention;
FIG. 4 is an enlarged view of the structure of the present invention B.
In the figure: the device comprises a sintering furnace 1, a furnace door 2, a first partition plate 3, a second partition plate 4, a through opening 5, a supporting plate 6, a vent pipe 7, an air storage pipe 8, an air outlet 9, an air inlet pipe 10, an air suction pump 11, a nitrogen storage tank 12, a jacking rod 13, a sliding block 14, a cam 15, a rotating shaft 16, a motor 17, an air exhaust pipe 18, a clamping block 19, a fixing ring 20, a wind wheel 21 and an operating handle 22.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
Referring to the attached drawings, the high-temperature sintering magnetic core nitrogen-filling rapid cooling device comprises a sintering furnace 1 and a furnace door 2, the side wall of the sintering furnace 1 is connected with the furnace door 2 through a hinge, a first partition plate 3 and a second partition plate 4 are vertically arranged inside the sintering furnace, openings 5 are formed in the lower ends of the first partition plate 3 and the second partition plate 4, nitrogen gas can flow conveniently, the sintering furnace 1 is divided into three sintering chambers by the first partition plate 3 and the second partition plate 4, a plurality of magnetic core blocks are placed inside the three sintering chambers through a supporting plate 6, a plurality of vent pipes 7 are connected on the side walls of the first partition plate 3 and the second partition plate 4 in a through mode, two ends of each vent pipe 7 are respectively located in two adjacent sintering chambers, a gas storage pipe 8 is arranged between the first partition plate 3 and the second partition plate 4, an air inlet pipe 10 is slidably sleeved inside the gas storage pipe 8, the air inlet pipe 10 is connected with a nitrogen gas storage tank 12, nitrogen gas is discharged from gas outlet 9, the lower extreme fixed connection ejector rod 13 of gas receiver 8, ejector rod 13 fixed connection slider 14, reset spring has been cup jointed on the lateral wall of ejector rod 13, slider 14's lower extreme is contradicted and is had cam 15, rotation axis 16 is connected at the lateral wall middle part of cam 15, the output of motor 17 is connected to rotation axis 16, motor 17 drives rotation axis 16 and cam 15 and rotates, thereby realize reciprocating of gas receiver 8, arrange the low temperature nitrogen gas in the gas receiver 8 to different sintering chambers, cool off the magnetic pellet piece, the lateral wall through connection of fritting furnace 1 has blast pipe 18, discharge the nitrogen gas after will cooling off, can arrange next firing equipment in, preheat firing equipment, realize heat recovery, effectual resources are saved.
The supporting plate 6 is placed in the sintering chamber through the fixture blocks 19, the fixture blocks 19 are arranged on the side walls of the first partition plate 3, the second partition plate 4 and the sintering furnace 1, and the supporting plate 6 is directly placed on the two fixture blocks 19 and is convenient to place and take out.
The cross section area of the air outlet 9 is larger than that of the vent pipe 7, and when the air storage pipe 8 moves upwards, low-temperature nitrogen enters the sintering chambers on the two sides through the air outlet 9 and is rapidly cooled.
The cover that slides on the lateral wall of gas receiver 8 is equipped with solid fixed ring 20, and solid fixed ring 20 and the lateral wall fixed connection of first baffle 3 and second baffle 4, and when gas receiver 8 slided from top to bottom, solid fixed ring 20 played the effect of a direction for it is more stable to slide.
The section of the rotating shaft 16, which is positioned in the inner cavity of the sintering furnace 1, is fixedly sleeved with the wind wheel 21, and the flow of nitrogen in the sintering furnace 1 can be accelerated in the rotating process of the wind wheel 21, so that the cooling effect is enhanced.
An operating handle 22 is arranged on the side wall of the furnace door 2, a protective sleeve is sleeved on the operating handle 22, the furnace door 2 is opened through the operating handle 22, the sintered magnetic core block is taken out, and the hands of workers are prevented from being scalded.
The exhaust pipe 18 is disposed obliquely downward, and the nitrogen gas is exhausted through the exhaust pipe 18 after filling the inside of the sintering furnace 1.
The outer side wall of the sintering furnace 1 is wound with the hose, the cooling liquid is arranged inside the hose, the cooling liquid flows to cool the outer side wall of the sintering furnace 1, the outer side wall of the sintering furnace 1 is prevented from being high in temperature, and the danger of the sintering furnace 1 during working is reduced.
The motor 17, the air pump 11 and an external power supply form a series circuit together through wires.
As shown in fig. 1-4, the operating principle of a high-temperature sintered magnetic core nitrogen-filled rapid cooling device is as follows: after the sintering of magnetic core piece is accomplished, switch on external power supply, 11 work of aspiration pump, carry the gas storage pipe 8 with the low temperature nitrogen gas in the nitrogen gas storage jar 12 through intake pipe 10, the low temperature nitrogen gas in the gas storage pipe 8 is sent nitrogen gas to the sintering chamber in the middle of through gas outlet 9, cool down to the magnetic core piece in the sintering chamber, motor 17 works, drive rotation axis 16 and cam 15 and rotate, top slider 14 about cam 15, thereby it slides from top to bottom to drive gas storage pipe 8, gas outlet 9 on the gas storage pipe 8 lateral wall carries the sintering chamber of both sides with low temperature nitrogen gas through breather pipe 7, cool down the magnetic core piece in the sintering chamber of both sides, realize the quick cooling of high temperature sintering magnetic core.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a high temperature sintering magnetic core fills nitrogen quick cooling arrangement, includes fritting furnace and furnace gate, be provided with the furnace gate on the lateral wall of fritting furnace, its characterized in that: a first clapboard and a second clapboard are vertically arranged inside the sintering furnace, the lower ends of the first clapboard and the second clapboard are both provided with through openings, the first clapboard and the second clapboard divide the sintering furnace into three sintering chambers, a plurality of supporting plates are arranged in the three sintering chambers, and the upper end of the supporting plate is provided with a magnetic core block, the side walls of the first clapboard and the second clapboard are both connected with a plurality of vent pipes in a penetrating way, two ends of the plurality of air pipes are respectively positioned in the two adjacent sintering chambers, one end of the plurality of air pipes opposite to each other is provided with an air storage pipe, the air storage pipe is of a lower end closed structure, and the side wall of the gas storage pipe is symmetrically provided with a plurality of gas outlets, the upper end of the gas storage pipe is sleeved with one end of the gas inlet pipe in a sliding manner, and the other end of the air inlet pipe is connected with a nitrogen storage tank through an air suction pump, and the outer side wall of the sintering furnace is connected with an exhaust pipe in a through mode.
2. The nitrogen-filled rapid cooling device for the high-temperature sintered magnetic core according to claim 1, wherein: the lower extreme fixed connection ejector rod's of gas receiver one end, and the other end fixedly connected with slider of ejector rod, the lateral wall of slider and the lateral wall sliding connection of first baffle and second baffle, reset spring has been cup jointed on the lateral wall of ejector rod, and reset spring's both ends respectively with the diapire of gas receiver and the upper end fixed connection of slider, the lower extreme of slider is contradicted and is had the cam, and the lateral wall middle part fixedly connected with rotation axis of cam, the one end of rotation axis is rotated with the inside wall of fritting furnace and is connected, and the other end of rotation axis runs through the lateral wall of fritting furnace and connects the output of motor, the motor passes through the support frame and is connected with the lateral wall of fritting furnace.
3. The nitrogen-filled rapid cooling device for the high-temperature sintered magnetic core according to claim 1, wherein: the lower end of the supporting plate is abutted with a plurality of clamping blocks, and the clamping blocks are respectively installed on the first partition plate, the second partition plate and the side wall of the sintering furnace.
4. The nitrogen-filled rapid cooling device for the high-temperature sintered magnetic core according to claim 1, wherein: the cross-sectional area of the air outlet is larger than that of the vent pipe.
5. The nitrogen-filled rapid cooling device for the high-temperature sintered magnetic core according to claim 1, wherein: the gas storage pipe is characterized in that a fixing ring is sleeved on the side wall of the gas storage pipe in a sliding mode, and the fixing ring is fixedly connected with the side wall of the first partition plate and the side wall of the second partition plate.
6. The nitrogen-filled rapid cooling device for the high-temperature sintered magnetic core according to claim 2, wherein: and a section of the rotating shaft positioned in the inner cavity of the sintering furnace is fixedly sleeved with a wind wheel.
7. The nitrogen-filled rapid cooling device for the high-temperature sintered magnetic core according to claim 1, wherein: an operating handle is arranged on the side wall of the furnace door, and a protective sleeve is sleeved on the operating handle.
8. The nitrogen-filled rapid cooling device for the high-temperature sintered magnetic core according to claim 1, wherein: the exhaust pipe is arranged obliquely downwards.
9. The nitrogen-filled rapid cooling device for the high-temperature sintered magnetic core according to claim 1, wherein: the outer side wall of the sintering furnace is wound with a hose, and cooling liquid is arranged inside the hose.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910051603.7A CN109916178B (en) | 2019-01-21 | 2019-01-21 | High-temperature sintering magnetic core nitrogen-filled rapid cooling equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910051603.7A CN109916178B (en) | 2019-01-21 | 2019-01-21 | High-temperature sintering magnetic core nitrogen-filled rapid cooling equipment |
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| CN109916178A CN109916178A (en) | 2019-06-21 |
| CN109916178B true CN109916178B (en) | 2020-01-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2207494A (en) * | 1987-07-29 | 1989-02-01 | Consultant Gas Eng Ltd | Intermittent kiln |
| DE102008009254A1 (en) * | 2008-02-15 | 2009-08-27 | Hte Ag The High Throughput Experimentation Company | Multi-zone furnace |
| JP6170847B2 (en) * | 2013-03-25 | 2017-07-26 | 株式会社日立国際電気 | Thermal insulation structure, heating apparatus, substrate processing apparatus, and semiconductor device manufacturing method |
| US9299488B2 (en) * | 2013-10-04 | 2016-03-29 | Hamilton Sundstrand Corporation | Magnetic devices with integral cooling channels |
| CN206208006U (en) * | 2016-10-20 | 2017-05-31 | 北京华海中谊节能科技股份有限公司 | Cold wind guiding structure and its vacuum drying oven in a kind of stove |
| CN207035824U (en) * | 2017-07-03 | 2018-02-23 | 新乡市中天新能源科技股份有限公司 | A kind of lithium cell anode material lithium manganate presoma sintering furnace |
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