CN110108120A - A kind of Muffle furnace - Google Patents
A kind of Muffle furnace Download PDFInfo
- Publication number
- CN110108120A CN110108120A CN201910450833.0A CN201910450833A CN110108120A CN 110108120 A CN110108120 A CN 110108120A CN 201910450833 A CN201910450833 A CN 201910450833A CN 110108120 A CN110108120 A CN 110108120A
- Authority
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- China
- Prior art keywords
- insulation cover
- muffle furnace
- heating
- heating tank
- upper insulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010438 heat treatment Methods 0.000 claims abstract description 92
- 238000009413 insulation Methods 0.000 claims abstract description 88
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000017525 heat dissipation Effects 0.000 claims description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000003546 flue gas Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000012774 insulation material Substances 0.000 description 7
- 241000209094 Oryza Species 0.000 description 5
- 235000007164 Oryza sativa Nutrition 0.000 description 5
- 235000009566 rice Nutrition 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 239000011819 refractory material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010792 warming Methods 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000009504 gantong Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/14—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/18—Arrangement of controlling, monitoring, alarm or like devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids, removable covers
- F27D1/1858—Doors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B2005/062—Cooling elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The present invention relates to Muffle furnace technical fields, disclose a kind of Muffle furnace comprising lower insulation cover, interior to be equipped with the first heating tank, the first heating trench bottom is equipped with resistance wire；Upper insulation cover is rotationally connected with the top of lower insulation cover and is used cooperatively with lower insulation cover, and upper insulation cover is equipped with the second heating tank, and the second heating tank and the first heating tank cooperatively form heating chamber；Crucible bracket, on lower insulation cover, crucible bracket is located in heating chamber and which is provided with several through-holes for rotational installation, is connected to the first heating tank with the second heating tank.Resistance wire is set to the first heating trench bottom by the present invention, when heating material to be heated, the crucible equipped with material to be heated is placed on crucible bracket or directly by material to be heated and is put on crucible bracket, heating speed is fast.The present invention is small in size, portable, and the design of upward-acting door, overcomes the technology prejudice of the prior art, and the temperature in Muffle furnace can reduce faster, more convenient operation, and crucible bracket can rotate, and operates safer.
Description
Technical field
The present invention relates to Muffle furnace technical field more particularly to a kind of Muffle furnaces.
Background technique
Muffle furnace is a kind of heating equipment for being heated to workpiece, it with temperature control it is accurate, easy to operate and
Heating speed is fast and is used widely.When analyzing the content of beary metal in certain substance, Muffle furnace, but market are often used
The volume that upper Muffle furnace obtains heating chamber is larger, and heating speed is relatively slow, and to the substance heating after, radiating rate is slow,
When taking out the substance after heating, it is easy to scald operator, there are some potential safety problemss.
For to Fast sample pretreatment, Muffle furnace internal temperature be increased to 600 DEG C about need it is 40 minutes to one small
When, and Muffle furnace internal temperature is cooled to 50 DEG C from 600 DEG C and about also needs four hours, leads to a batch Fast sample pretreatment
The weight percentage that heating-up time and temperature fall time account for total processing time is excessive, and working efficiency is low.
Summary of the invention
Based on the above, the purpose of the present invention is to provide a kind of Muffle furnaces, solve existing Muffle furnace heating chamber
Volume it is larger, the heating-up time is long, cooling rate is slow and due to the slow and existing security hidden trouble of radiating rate.
In order to achieve the above object, the invention adopts the following technical scheme:
A kind of Muffle furnace, comprising:
Lower insulation cover, interior to be equipped with the first heating tank, the first heating trench bottom is equipped with resistance wire；
Upper insulation cover is rotationally connected with the top of the lower insulation cover and is used cooperatively with the lower insulation cover, described
Upper insulation cover is equipped with the second heating tank, and second heating tank and first heating tank cooperatively form heating chamber；
Crucible bracket, rotational installation is on the lower insulation cover, and the crucible bracket is located in the heating chamber and institute
Crucible bracket is stated equipped with several through-holes, several through-holes are connected to first heating tank with second heating tank.
As a kind of preferred embodiment of Muffle furnace, the first heating trench bottom is equipped with groove, and the resistance wire is located at institute
It states in groove.
As a kind of preferred embodiment of Muffle furnace, the upper insulation cover is equipped with heat release hole, and the heat release hole adds with described
Hot chamber connection, for distributing the flue gas in the heating chamber to the external world.
As a kind of preferred embodiment of Muffle furnace, the heat release hole is located at the top of second heating tank.
As a kind of preferred embodiment of Muffle furnace, the lower insulation cover includes lower insulation cover furnace lining, the upper insulation cover packet
Insulation cover furnace lining is included, first heating tank is located on the lower insulation cover furnace lining, and second heating tank is located on described
On insulation cover furnace lining.
As a kind of preferred embodiment of Muffle furnace, the upper insulation cover further includes upper insulation cover ontology, the upper insulation cover
Furnace lining and the upper insulation cover ontology form heat dissipation cavity, and the heat dissipation cavity is connected to the heat release hole, the upper insulation cover ontology
Dorsal surface be equipped with heat dissipation fence, the heat dissipation fence connection heat release hole and the external world.
It further include the electrical cabinet and heat emission fan below the lower insulation cover as a kind of preferred embodiment of Muffle furnace,
The lower insulation cover is equipped with installation cavity, and the heat emission fan is located in the installation cavity.
As a kind of preferred embodiment of Muffle furnace, the electrical cabinet is equipped with air inlet, and the air inlet is located at the electricity
On the side end face of gas holder, and the air inlet is connected to the installation cavity.
It further include actuator and spin button as a kind of preferred embodiment of Muffle furnace, the actuator and the crucible
Bracket connection, the spin button are located on the positive side of the electrical cabinet, and the actuator is configured as pressing the rotation
The crucible bracket is moved up and is rotated in a first direction when button, and it is multiple that the actuator is additionally configured to the spin button
The crucible bracket resets when position.
As a kind of preferred embodiment of Muffle furnace, the upper insulation cover is equipped with handle, and the handle is located at the upper guarantor
On the side end face of temperature lid.
The invention has the benefit that the present invention is by cooperatively forming heating chamber for the first heating tank and the second heating tank,
The size of heating chamber can be set according to actual needs, and resistance wire is directly arranged in the first heating trench bottom, heat to material to be heated
When, the crucible equipped with material to be heated is placed on crucible bracket or directly by material to be heated and is placed on crucible bracket, is risen
Warm speed is fast.The present invention is small in size, portable, and upward-acting door overcomes the prior art compared with side in the prior art is opened the door
Technology prejudice, heat dissipation area increase, and the temperature in Muffle furnace can reduce faster, more convenient operation, cross by crucible bracket to
Outside rotation, the material to be heated after making heating are located at the oblique upper of lower insulation cover, at this time remove the heating object on crucible bracket,
It operates safer.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also implement according to the present invention
The content of example and these attached drawings obtain other attached drawings.
Fig. 1 is the schematic diagram for the Muffle furnace that the specific embodiment of the invention provides；
Fig. 2 is the schematic diagram that the Muffle furnace that the specific embodiment of the invention provides removes upper insulation cover；
Fig. 3 is the schematic diagram that the Muffle furnace that the specific embodiment of the invention provides removes upper insulation cover and crucible tongs bracket.
In figure:
Insulation cover under 1-, the first heating tank of 11-, 111- groove, the upper insulation cover of 2-, the second heating tank of 21-, 22- heat release hole,
23- handle, 24- escape groove, 3- crucible bracket, 31- through-hole, 4- electrical cabinet, 41- air inlet, 5- spin button, 6- power supply are opened
It closes, 7- display screen, 8- crucible.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
It will the technical scheme of the embodiment of the invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ", only
For descriptive purposes, it is not understood to indicate or imply relative importance.Wherein, term " first position " and " second position "
For two different positions.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection；It can be mechanical connection,
It is also possible to be electrically connected；It can be directly connected, can also can be inside two elements indirectly connected through an intermediary
Connection.For the ordinary skill in the art, can be understood with concrete condition above-mentioned term in the present invention specifically contain
Justice.
As shown in Figure 1-Figure 3, the present embodiment provides a kind of Muffle furnace, which includes lower insulation cover 1, upper insulation cover 2
And crucible bracket 3, upper insulation cover 2 are rotatablely connected with lower insulation cover 1, upper insulation cover 2 be located at the top of lower insulation cover 1 and with lower guarantor
Warm lid 1 is used cooperatively.The first heating tank 11 is equipped in lower insulation cover 1,11 bottom of the first heating tank is equipped with resistance wire, upper insulation cover
2 are equipped with the second heating tank 21, and the second heating tank 21 and the first heating tank 11 cooperatively form heating chamber.Crucible bracket 3 passes through axis
It is rotatablely installed on lower insulation cover 1, crucible bracket 3 is located in heating chamber and crucible bracket 3 is equipped with several through-holes 31, Ruo Gantong
Hole 31 is connected to the first heating tank 11 with the second heating tank 21.Correspondingly, upper insulation cover 2 is equipped with escape groove 24, on guaranteeing
When insulation cover 2 and lower heat preservation are combined, the end face of the two can be close together, and crucible bracket 3 is made to be located in insulation cover 2
Between lower insulation cover 1.
Further, above-mentioned first heating tank, 11 bottom is equipped with groove 111, and resistance wire is located in groove 111, the present embodiment
The number of groove 111 is eight, this eight grooves 111 are successively uniformly distributed along 11 bottom of the first heating tank, correspondingly, resistance wire
Number be also eight, eight resistance wires are located in eight grooves 111.Certainly, the number of groove 111 of the present invention and unlimited
In eight of the present embodiment, it can also be that other numbers in addition to eight, the number of groove 111 are set with specific reference to actual needs
It sets.
First heating tank 11 and the second heating tank 21 of the present embodiment cooperatively form heating chamber, and the size of heating chamber can root
It is arranged according to actual needs, resistance wire is directly arranged in 11 bottom of the first heating tank, and when heating to material to be heated, material to be heated will be housed
Crucible 8 be placed on crucible bracket 3 or directly by material to be heated and be placed on crucible bracket 3, heating rate is fast.This implementation
The Muffle furnace of example is small in size, portable, and upward-acting door overcomes existing technology prejudice compared with the side of the prior art is opened the door, and dissipates
Heat area increases, and the temperature in Muffle furnace can reduce faster, more convenient operation, by the way that crucible bracket 3 is laterally rotated,
Material to be heated after making heating is located at the oblique upper of lower insulation cover 1, and operator removes the heating object on crucible bracket 3 at this time,
It operates safer.
Since material to be heated can generate flue gas during heating, in order to which the flue gas in heating chamber is discharged, upper insulation cover 2
It is equipped with heat release hole 22, heat release hole 22 is located at 21 top of the second heating tank, and heat release hole 22 is in communication with the outside, and arranges flue gas as early as possible
Out.The opening and closing of upper insulation cover 2 for convenience, upper insulation cover 2 are equipped with handle 23, and handle 23 is located at upper insulation cover 2
On side end face.
The lower insulation cover 1 of the present embodiment includes lower insulation cover furnace lining, and the first heating tank 11 is located on lower insulation cover furnace lining, under
Insulation cover furnace lining is made of refractory material and thermal insulation material, wherein close to heating chamber being refractory material, what it is far from heating chamber is
Thermal insulation material.Upper insulation cover 2 includes upper insulation cover furnace lining, and the second heating tank 21 is located on upper insulation cover furnace lining, upper insulation cover furnace
Lining is made of refractory material and thermal insulation material, wherein close to heating chamber being refractory material, what it is far from heating chamber is thermal insulation material.
The thermal insulation material of the present embodiment is made of ceramic fibre, and thermal insulation material certainly of the invention is not limited to this material of the present embodiment
Material, can also be and be made of perlite or other thermal insulation materials, select with specific reference to actual needs.
The upper insulation cover 2 of the present embodiment further includes upper insulation cover ontology, and upper insulation cover furnace lining is formed with upper insulation cover ontology
Heat dissipation cavity, heat dissipation cavity are connected to heat release hole 22, and the dorsal surface of upper insulation cover ontology is equipped with heat dissipation fence (not shown), are dissipated
Hot fence connection heat release hole 22 and the external world, thus generated flue gas discharge when material to be heated is heated.
The Muffle furnace of the present embodiment further includes the electrical cabinet 4 and heat emission fan positioned at 1 lower section of lower insulation cover, on lower insulation cover 1
Equipped with installation cavity, heat emission fan is located in installation cavity, and after Muffle furnace heats material to be heated, heat emission fan is opened, and makes in Muffle furnace
Part fast cooling.Electrical cabinet 4 is equipped with air inlet 41, and air inlet 41 is located on the side end face of electrical cabinet 4, and air inlet 41
It is connected to installation cavity, which is made of the through-hole 31 of several strips, and the air inlet 41 of the present embodiment is including two, two
A air inlet 41 is respectively arranged on the two sides of electrical cabinet 4.
The Muffle furnace of the present embodiment further includes actuator, spin button 5, power switch 6 and display screen 7, spin button 5,
Power switch 6 and display screen 7 are located on the positive side of electrical cabinet 4, as shown in figure 3, power switch 6 is for controlling the Muffle furnace
No to be connected to power supply, display screen 7 can show the temperature in heating chamber.Spin button 5 is located on the positive side of electrical cabinet 4, holds
Row device is connect with crucible bracket 3, and crucible bracket 3 moves up and along first party when actuator is configured as pressing spin button 5
To rotation, actuator be additionally configured to the opposite direction rotation that crucible bracket 3 when spin button 5 resets is rotated in a first direction and to
Lower movement resets crucible bracket 3.
Preferably, the function of the actuator of the present embodiment, display screen 7 and spin button 5 is realized by controller, control
Device is located in heating chamber, and actuator and spin button 5 are electrically connected to controller, the company of controller and display screen 7 and actuator
The mode of connecing belongs to the prior art, and controller can be obtained with display screen 7 by outsourcing, and details are not described herein again.Press rotation by
When button 5, controller control actuator drives crucible bracket 3 to move up and be rotated in a first direction, when spin button 5 resets,
Controller can control actuator and crucible bracket 3 is driven to reset.
In the present embodiment, controller can be centralization or distributed controller, for example, controller can be one
Individual single-chip microcontroller, the muti-piece single-chip microcontroller for being also possible to distribution are constituted, and control program can be run in single-chip microcontroller, and then control and hold
The realization of row device, which is moved up and rotated, perhaps to be rotated and moves down to realize that crucible bracket 3 is laterally rotated or resetted.
The Muffle furnace of the present embodiment is since furnace volume is small, power is big, when heating, the raised speed of temperature faster, specifically
Ground, it is about 15 minutes that the Muffle furnace of the present embodiment, which is warming up to 600 DEG C of times,.The upward-acting door of the present embodiment and setting for heat release hole 22
Meter, so that the radiating rate of Muffle furnace is faster, 50 DEG C is cooled to from 600 DEG C and about needs 20 minutes.Compared with prior art, add
Hot time and cooling time are greatly decreased, and greatly shorten the time of sample pre-treatments in quickly detection, improve Muffle
The working efficiency of furnace.
For heating rice, the operating process of Muffle furnace provided in this embodiment is described in detail, specific as follows:
1) 8 (about 0.2g) rice samples are taken to be placed in crucible 8, the volume of the crucible 8 is 5ml, and crucible 8 is placed
In on crucible bracket 3；
2) Muffle furnace is warming up to 300 DEG C, required time is five minutes, and continuous heating ten minutes, then by Muffle furnace
600 DEG C are warming up to from 300 DEG C, required time is 15 minutes, and continuous heating 50 minutes, so far, is added to rice sample
Heat terminates；
3) the upper insulation cover 2 for opening Muffle furnace, opens heat emission fan, heat emission fan cools down to resistance wire, and presses rotation
Button 5, crucible bracket 3 are moved up and are rotated in a first direction to far from resistance wire region, and about 20 minutes, sample was cooled to
50 DEG C, color fades to canescence, and completion processing terminates the cooling of rice sample.
Rice sample about needs a percentage clock from being heated to being cooled to 50 DEG C, can start after a percentage clock to next batch
Sample processing, four batch samples can be handled within one day, and traditional Muffle furnace whole flow process needs general 5 hours to 6 hours, often
It can only handle a batch sample, and the heating-up time of Muffle furnace provided in this embodiment and temperature fall time account for the hundred of total processing time
Specific gravity is divided to greatly reduce, the processing speed of sample greatly improves.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of Muffle furnace characterized by comprising
Lower insulation cover (1), interior to be equipped with the first heating tank (11), the first heating tank (11) bottom is equipped with resistance wire；
Upper insulation cover (2) is rotationally connected with the top of the lower insulation cover (1) and is used cooperatively with the lower insulation cover (1),
The upper insulation cover (2) is equipped with the second heating tank (21), and second heating tank (21) is matched with first heating tank (11)
Conjunction forms heating chamber；
Crucible bracket (3) is rotatablely installed on the lower insulation cover (1), and the crucible bracket (3) is located in the heating chamber
And the crucible bracket (3) is equipped with several through-holes (31), several through-holes (31) make first heating tank (11) and institute
State the second heating tank (21) connection.
2. Muffle furnace according to claim 1, which is characterized in that the first heating tank (11) bottom is equipped with groove
(111), the resistance wire is located in the groove (111).
3. Muffle furnace according to claim 1, which is characterized in that the upper insulation cover (2) is equipped with heat release hole (22), institute
It states heat release hole (22) to be connected to the heating chamber, for distributing the flue gas in the heating chamber to the external world.
4. Muffle furnace according to claim 3, which is characterized in that the heat release hole (22) is located at second heating tank
(21) top.
5. Muffle furnace according to claim 3, which is characterized in that the lower insulation cover (1) includes lower insulation cover furnace lining, institute
Stating insulation cover (2) includes upper insulation cover furnace lining, and first heating tank (11) is located on the lower insulation cover furnace lining, and described
Two heating tanks (21) are located on the upper insulation cover furnace lining.
6. Muffle furnace according to claim 5, which is characterized in that the upper insulation cover (2) further includes upper insulation cover ontology,
The upper insulation cover furnace lining and the upper insulation cover ontology form heat dissipation cavity, and the heat dissipation cavity is connected to the heat release hole (22),
The dorsal surface of the upper insulation cover ontology is equipped with heat dissipation fence, and the heat dissipation fence is connected to the heat release hole (22) and the external world.
7. Muffle furnace according to any one of claims 1 to 6, which is characterized in that further include being located at the lower insulation cover (1)
The electrical cabinet (4) and heat emission fan of lower section, the lower insulation cover (1) are equipped with installation cavity, and the heat emission fan is located at the installation cavity
It is interior.
8. Muffle furnace according to claim 7, which is characterized in that the electrical cabinet (4) is equipped with air inlet (41), described
Air inlet (41) is located on the side end face of the electrical cabinet (4), and the air inlet (41) is connected to the installation cavity.
9. Muffle furnace according to claim 8, which is characterized in that further include actuator and spin button (5), the execution
Device is connect with the crucible bracket (3), and the spin button (5) is located on the positive side of the electrical cabinet (4), the actuator
It is configured as pressing the spin button (5) Shi Suoshu crucible bracket (3) and moves up and be rotated in a first direction, the execution
Device is additionally configured to the crucible bracket (3) when the spin button (5) reset and resets.
10. Muffle furnace according to any one of claims 1 to 6, which is characterized in that the upper insulation cover (2) is equipped with hand
Handle (23), the handle (23) are located on the side end face of the upper insulation cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910450833.0A CN110108120A (en) | 2019-05-28 | 2019-05-28 | A kind of Muffle furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910450833.0A CN110108120A (en) | 2019-05-28 | 2019-05-28 | A kind of Muffle furnace |
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| Publication Number | Publication Date |
|---|---|
| CN110108120A true CN110108120A (en) | 2019-08-09 |
Family
ID=67492631
Family Applications (1)
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|---|---|---|---|
| CN201910450833.0A Pending CN110108120A (en) | 2019-05-28 | 2019-05-28 | A kind of Muffle furnace |
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| Country | Link |
|---|---|
| CN (1) | CN110108120A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097510A (en) * | 2020-09-28 | 2020-12-18 | 华鼎国联四川电池材料有限公司 | Laboratory is with rotatory roll-type sintering device |
| CN115654912A (en) * | 2022-09-28 | 2023-01-31 | 扬州发运电气有限公司 | Vacuum sintering structure capable of reducing residual voltage ratio of piezoresistor |
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| JP2005029405A (en) * | 2003-07-09 | 2005-02-03 | Sharp Corp | Plate-like silicon manufacturing apparatus |
| CN2886480Y (en) * | 2006-04-10 | 2007-04-04 | 安海力 | Muffle furnace |
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| CN206266675U (en) * | 2016-11-25 | 2017-06-20 | 江西省汉氏贵金属有限公司 | For the calciner of the extract of noble metal |
| CN108826997A (en) * | 2018-07-09 | 2018-11-16 | 合肥科达工业设备有限公司 | A kind of ventilation bell suitable for open grate |
| CN210004747U (en) * | 2019-05-28 | 2020-01-31 | 南京腾森分析仪器有限公司 | muffle furnace |
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| CN2886480Y (en) * | 2006-04-10 | 2007-04-04 | 安海力 | Muffle furnace |
| CN206131708U (en) * | 2016-10-08 | 2017-04-26 | 南阳市鑫宇炉业有限公司 | Box muffle furnace of top control |
| CN206069970U (en) * | 2016-10-21 | 2017-04-05 | 江西省汉氏贵金属有限公司 | For refining the reduction furnace of noble metal |
| CN206266675U (en) * | 2016-11-25 | 2017-06-20 | 江西省汉氏贵金属有限公司 | For the calciner of the extract of noble metal |
| CN108826997A (en) * | 2018-07-09 | 2018-11-16 | 合肥科达工业设备有限公司 | A kind of ventilation bell suitable for open grate |
| CN210004747U (en) * | 2019-05-28 | 2020-01-31 | 南京腾森分析仪器有限公司 | muffle furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112097510A (en) * | 2020-09-28 | 2020-12-18 | 华鼎国联四川电池材料有限公司 | Laboratory is with rotatory roll-type sintering device |
| CN115654912A (en) * | 2022-09-28 | 2023-01-31 | 扬州发运电气有限公司 | Vacuum sintering structure capable of reducing residual voltage ratio of piezoresistor |
| CN115654912B (en) * | 2022-09-28 | 2023-08-15 | 扬州发运电气有限公司 | Vacuum sintering structure capable of reducing residual voltage ratio of piezoresistor |
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