CN202361797U

CN202361797U - High-temperature furnace

Info

Publication number: CN202361797U
Application number: CN2011205238304U
Authority: CN
Inventors: 曲月华; 王一凌; 赵宝纯; 邓军华
Original assignee: Angang Steel Co Ltd
Current assignee: Angang Steel Co Ltd
Priority date: 2011-12-14
Filing date: 2011-12-14
Publication date: 2012-08-01
Anticipated expiration: 2021-12-14

Abstract

The utility model provides a high-temperature furnace which mainly comprises a furnace body (1), a furnace door (3) and a fixed handle (6) on the furnace door. A rotating shaft (4) is fixed at one side of a furnace door opening on the furnace body (1) along the vertical direction, the upper end and the lower end of the furnace body (1) are respectively provided with a horizontal support beam (5), and the furnace door (3) is correspondingly connected with the two upper/lower horizontal support beams (5) of the rotating shaft (4) by hinge pins (9) at an upper side and a lower side; and the left side and the right side of the furnace door (3) are connected with a U-shaped cantilever rod (7) by hinges (10), the middle of a cross rod of the U-shaped cantilever rod (7) is provided with a movable handle (8), the ends of two vertical rods are respectively provided with an upward circular groove, and the left-side furnace body and the right-side furnace body of the furnace door opening are respectively provided with a positioning pin (2). According to the high-temperature furnace, the defects such as the bad operating environment, the high labor intensity, and the inconvenience in use since the equipment is heavy, the hot radiation is strong, and the hot side of the furnace door faces to operators can be overcome, the problems such as time delay or error easily caused by a single operator can be solved, and the accuracy of an analysis measurement result can be improved.

Description

A kind of high temperature furnace

Technical field

The utility model relates to a kind of high temperature furnace, the high temperature box type resistance furnace that particularly a kind of analyzing and testing sample is handled.

Background technology

In the analysis of carrying out material with when detecting, the processing of sample is indispensable, sample heating for dissolving digestion that usually will be to be checked or high-temperature fusion processing become can be to be tested state.High-temperature fusion sample processing means commonly used are: with sample with flux under the high temperature more than 800 ℃, fuse, fusion is even, fusion cast process directly adopts methods measurements such as emission spectrum or aura spectrum; Or add flux fusion and decomposition sample, the digestion of rewetting method (normally directly the wet method digestion process not sample) adopt humid analysis to measure after becoming ionic condition.The mode of heating that the high-temperature fusion fusion is adopted has: combustion gas heating, resistance radiation heating, three kinds of modes of high-frequency induction heating.Wherein the sample melt process also has the chamber type electric resistance furnace (being commonly called as Muffle furnace) of resistance radiation heating usually except adopting automatically molten model machine.

For adopting Muffle furnace to carry out the sample melt process that X-ray fluorescence spectra is analyzed, be the quality (completeness of sample melted and uniformity) of guaranteeing sample melted, ON/OFF Muffle furnace fire door takes, puts the operation of sample continually.The existing door opened mode of Muffle furnace all is that side is opened the door usually; All the other modes of opening the door also have; Before pull on out, precedingly leave behind out, the preceding sidesway etc. that draws, different opening ways is equipped with different locking devices, like spanner spring clip type, door knob spring clip type and door knob bolt-type or the like.Since the fire door of Muffle furnace be by thick and heavy fire brick layer realize being incubated, heat insulation, fire door is just very heavy like this, the refractory brick heat radiation on the fire door is strong, and the heating surface of fire door is all to some extent towards the operator.Adopt the Muffle furnace of above-mentioned door structure, operating environment is arduous, and labour intensity is big, uses extremely inconvenience, and the operator operates separately and is prone to cause operation delay or error, and the accuracy of analysis to measure is affected.

The utility model content

The purpose of the utility model is to provide a kind of high temperature furnace; Through improvement to door structure, solve the independent processing ease of operator and cause problems such as time-delay or error, realize operator's one hand switch fire door; Pick and place sample on the other hand, the degree of accuracy that improves the analysis to measure result.

The purpose of the utility model is achieved in that a kind of high temperature furnace, mainly comprises the fixed handle on body of heater, fire door, the fire door.On body of heater, be positioned at vertically fixing rotating shaft of a side of stove gate, a horizontal shore is installed at the two ends up and down of rotating shaft respectively, and fire door is connected on two horizontal shores up and down of rotating shaft through the bearing pin correspondence of upper and lower both sides; The left and right sides of the fire door U-shaped cantilever lever that is connected through the hinge; The cross bar centre position of U-shaped cantilever lever (fixed handle on corresponding the fire door) is equipped with flexible handle; Two montant ends of U-shaped cantilever lever have circular groove upwards; On the body of heater of the stove gate left and right sides, be fixed with corresponding the alignment pin of two montant end recesses of U-shaped cantilever lever respectively.

The fire door of the utility model is in off position the time, the alignment pin snapping on the circular groove of two montant ends of U-shaped cantilever lever and the corresponding stove gate left and right sides body of heater, and the flexible handle that install in the cross bar centre position of cantilever lever is vertical with the montant of cantilever lever.

The utility model can be realized operator's one hand switch fire door well through the improvement to door structure, picks and places sample on the other hand; Overcome because equipment is thick and heavy, heat radiation is strong, and the operating environment that the heating surface of fire door causes towards the operator is arduous; Labour intensity is big, uses inconvenience, causes operating condition (time, temperature) inconsistent; Defectives such as impact analysis precision have solved the independent processing ease of operator and have caused problems such as time-delay or error.Whole stove gate device connects compact, and is simple, convenient, realized operator's one hand switch fire door well, picks and places sample on the other hand, improved analysis to measure result's the degree of accuracy.

Description of drawings

Fig. 1 is the front schematic view of the utility model stove gate device;

Fig. 2 is the side schematic view of the utility model stove gate device.

Wherein: 1 body of heater; 2 alignment pins; 3 fire doors; 4 rotating shafts; 5 brace summers; 6 fixed handles; 7 cantilever levers; 8 flexible handles; Bearing pin 9; Hinge 10.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described further.

Like Fig. 1, shown in 2, a kind of high temperature furnace mainly comprises the fixed handle 6 on body of heater 1, fire door 3, the fire door.On body of heater 1, be positioned at vertically fixing rotating shaft 4 of a side of stove gate, a horizontal shore 5 is installed at the two ends up and down of rotating shaft 4 respectively, and fire door 3 is connected on two horizontal shores 5 up and down of rotating shaft 4 through bearing pin 9 correspondences of upper and lower both sides; The left and right sides of fire door 3 connects a U-shaped cantilever lever 7 through hinge 10; Fixed handle 6 on the cross bar centre position of U-shaped cantilever lever 7, corresponding the fire door is equipped with flexible handle 8; 7 two montant ends of U-shaped cantilever lever have circular groove upwards, are fixed with corresponding the alignment pin 2 of 7 two montant end recesses of U-shaped cantilever lever on the left and right sides body of heater of stove gate respectively.

Fire door 3 can also can rotate with respect to body of heater around rotating shaft 4 around 9 rotations of the bearing pin on the brace summer simultaneously; The U-shaped cantilever lever of installing on the fire door 3 is; Its articulated position is at the trisection point place of montant; Fire door is in off position the time; Montant and body of heater horizontal plane of living in is miter angle, alignment pin 2 snappings of the circular groove of 7 two montant ends of cantilever lever and the corresponding stove gate left and right sides, and the flexible handle that install in the cross bar centre position of cantilever lever 7 is vertical with the montant of cantilever lever; This flexible handle 8 is corresponding with fixed handle 6 on the fire door, can carry out the separating of fire door through kneading, the push-and-pull of a hand, buckle the Push And Release with fire door.Whole stove gate device connects compact, and is easy to operate, can realize operator's left hand switch fire door well, and the right hand picks and places sample.

1. sampling operation

Operator's one hand is held the fixed handle 6 and flexible handle 8 on the fire door 3 simultaneously; Making cantilever lever 7 turn over certain angle a to end that has groove separates with alignment pin 2 on the body of heater 1; Drive fire door 3 then; Fire door 3 drive brace summers 5 and around rotating shaft 4 rotations the time also around 9 rotations of the bearing pin on the brace summer 5; Make fire door 3 and body of heater 1 be in parastate all the time, fire door 3 is arbitrarily adjusted according to action need with body of heater 1 relative position, heating surface and the stove gate that can in the process of opening fire door, guarantee fire door 3 like this be not directly towards the operator.After fire door 3 is opened, just available right hand sampling.

2. dress appearance operation

Open fire door 3 by above-mentioned sampling operation; With the another hand sample is sent in the stove then, the singlehanded fixed handle of holding simultaneously on the fire door 36 and flexible handle 8 promotes the groove of fire door 3 to cantilever lever 7 and alignment pin 2 places on the body of heater 1; Releasing activity handle 8; Under the effect of deadweight, cantilever lever 7 fall and with alignment pin 2 fastenings, a dress appearance EO.

Claims

1. high temperature furnace; Mainly comprise the fixed handle (6) on body of heater (1), fire door (3), the fire door; It is characterized in that: the vertically fixing rotating shaft (4) of a side that on body of heater (1), is positioned at stove gate; A horizontal shore (5) is installed at the two ends up and down of rotating shaft (4) respectively, and fire door (3) is connected on two horizontal shores up and down (5) of rotating shaft (4) through bearing pin (9) correspondence of upper and lower both sides; The left and right sides of fire door (3) connects a U-shaped cantilever lever (7) through hinge (10); The cross bar centre position of U-shaped cantilever lever (7) is equipped with flexible handle (8); (7) two montant ends of U-shaped cantilever lever have circular groove upwards; On the body of heater of the stove gate left and right sides, be fixed with corresponding the alignment pin (2) of (7) two montant end recesses of U-shaped cantilever lever respectively.

2. according to the said a kind of high temperature furnace of claim 1; It is characterized in that: fire door (3) is in off position the time; Alignment pin (2) snapping of the circular groove of (7) two montant ends of U-shaped cantilever lever and the corresponding stove gate left and right sides, the flexible handle (8) that install in the cross bar centre position of cantilever lever (7) is vertical with the montant of cantilever lever (7).