CN203413958U - Firing table for firing honeycomb structure body - Google Patents
Firing table for firing honeycomb structure body Download PDFInfo
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- CN203413958U CN203413958U CN201320368652.1U CN201320368652U CN203413958U CN 203413958 U CN203413958 U CN 203413958U CN 201320368652 U CN201320368652 U CN 201320368652U CN 203413958 U CN203413958 U CN 203413958U
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- honeycomb structured
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Abstract
The utility model provides a firing table for firing a honeycomb structure body, which is placed between the honeycomb structure body and a frame plate of a firing furnace when the honeycomb structure body serving as a fired object is fired. The firing table is characterized in that the firing table for firing the honeycomb structure body is of a honeycomb structure, the honeycomb structure is provided with porous compartment walls for marking out a plurality of compartments communicated from one end parts to the other end parts, the lower end face, contacted with the frame plate, of the firing table for firing the honeycomb structure body is provided with hole sealing parts for plugging opening parts of the compartments at intervals, and the depth, filled into the corresponding opening part of each compartment, of each hole sealing part is 30-50% of the axial length of the firing table for firing the honeycomb structure body.
Description
Technical field
The utility model relates to honeycomb structured body and burns till with burning till platform, relates in particular to the platform that burns till in use when purifying honeycomb structured body with use such as ceramic filters as diesel motor exhaust and burn till.
Background technology
In various fields headed by processing with chemistry, electric power, iron and steel, trade waste, for prevent public hazards etc. environmental cure, from high-temperature gas, reclaim goods and materials etc. control of dust with, filter for water treatment, use the porous honeycomb structure being formed by pottery with excellent heat resistance, corrosion resistant feeding habits and mechanical strength.The control of dust that the diesel engine tail gas particle catcher (DPF) of the particle (black smoke) that for example, trapping is discharged from diesel engine etc. is used under high temperature, saprophagous character gaseous environment is with using the porous honeycomb structure consisting of pottery in filter.
Porous honeycomb structure as described above is such as manufacturing by the following method: thereby mixing contains pottery, wait the shaping raw material of aggregate particles raw material and water to obtain shaping mixture, by mixing shaping, with mixture, obtain base soil, base soil is configured as to honeycomb shape, is dried again afterwards and burns till.
In the past, such honeycomb structured body was by being uprightly placed on the honeycomb structured body being obtained by extrusion modling in firing furnace and burning till to manufacture face-down with an end.While burning till, honeycomb structured body the length direction of compartment and with the direction of the length direction quadrature of compartment on shrink, but honeycomb structured body is directly being loaded in the situation that burning till on frame (frame plate), because the frictional resistance of frame plate surface and honeycomb structured body end face and honeycomb structured body end face are to frame plate surface attachment, lower end peripheral part as the honeycomb of burned material produces breach, in the lower surface of honeycomb structured body, produces the defects such as end capacity check, compartment distortion.Therefore, in order to prevent such defect, in honeycomb structured body is burnt till, generally carry out arranging and burning till platform between honeycomb structured body and frame plate, then burning till upright operation of placing honeycomb structured body on platform.
As such platform that burns till, be known to using the cut off machine of this honeycomb structured body as burning till technology that platform uses, using the powder of inorganic substances as the technology of burning till platform and using.
That is,, using the cut off machine of honeycomb structured body as burning till in the situation of platform use, this is burnt till to platform and load in burning till with frame plate, then load honeycomb structured body thereon and burn till.At this, this burns till platform and cuts into thickness for example as the cut off machine of 20～30mm forms by honeycomb structured body being take to the mode parallel with open end, using as being loaded in this and burn till platform with the mode of burning till open end (grid face) butt of platform with its open end by the honeycomb structured body of burned material.
In addition, using inorganic substances powder as burning till in the situation of platform use, the open end of honeycomb structured body (lower surface) is loaded in being trapezoidal shape and is deposited on the heat resistance inorganic substances powder on frame plate, under this state, honeycomb structured body is burnt till.According to the method, in firing process, honeycomb structured body produces in dilation, each particle that forms the heat resistance inorganic substances powder that burns till platform may move, even if therefore hypothesis honeycomb structured body is different from the dilation amount of the powder of heat resistance inorganic substances, also can follow the dilation of honeycomb structured body with the heat resistance inorganic substances powder of honeycomb structured body butt one side, a part produces mobile, has relaxed the frictional resistance producing.Thus, at the open end of honeycomb structured body as burning till the bearing surface of platform and honeycomb structured body, be difficult to crack.
But, in the former, burning till platform is the honeycomb structured body of high porosity, so compared to the pottery of common densification, intensity a little less than, in addition, owing to burning till under high temperature (approximately 1400 ℃), so exist, burn till platform and honeycomb structured body sintering, taking off in honeycomb from burning till platform, to burn till the problem that platform ftractures.For example, after burning till, for by honeycomb structured body with to burn till platform separated, knock lightly and burn till platform.Now, burn till platform and may ftracture, cannot reuse.In addition, in the latter's situation, after burning till, heat resistance inorganic substances powder reacts with the end face of frame plate and ceramic honeycomb structural body and sintering, and when peeling off heat resistance inorganic substances powder from frame plate, frame plate surface also produces and peels off.Therefore, if repeat, burn till, frame plate surface to peel off change many.In addition, when burning till, if heat resistance inorganic substances powder does not form in the mode of smooth and even thickness, and not with the open end of mounting ceramic honeycomb structural body thereon butt equably, while burning till, ceramic honeycomb structural body produces crooked or cracking.Therefore, if the part on frame plate surface produces, peel off, need to carry out planarization operation so that the surface of frame plate becomes smooth to heat resistance inorganic substances powder, but this planarization operation needs the time.
Utility model content
The purpose of this utility model is, provides when burning till honeycomb structured body, has enough intensity, and long service life can repeat practicality, and the honeycomb structured body that does not affect the quality of honeycomb structured body burns till with burning till platform.
To achieve these goals, the honeycomb structured body of the technical solution of the utility model one burns till with burning till platform, it is to when being burnt till by the honeycomb structured body of burned material, the honeycomb structured body being placed between above-mentioned honeycomb structured body and the frame plate of firing furnace burns till with burning till platform, it is characterized in that, it is honeycomb that above-mentioned honeycomb structured body burns till with burning till platform, this honeycomb has the compartment marking off from an end perforation to the Porous of a plurality of compartments of another end, at above-mentioned honeycomb structured body, burn till with the lower surface contacting with above-mentioned frame plate of burning till platform, compartment of terrain disposes the sealing of hole portion of the peristome that stops up above-mentioned compartment, the degree of depth that above-mentioned sealing of hole portion is filled to the peristome of above-mentioned compartment be above-mentioned honeycomb structured body burn till with burn till platform axial length 30%～50%.
Honeycomb structured body in the technical solution of the utility model two burns till with burning till in platform, and it is 10～30mm that above-mentioned honeycomb structured body burns till with the axial length that burns till platform.
Honeycomb structured body in the technical solution of the utility model three burns till with burning till in platform, and the thickness that above-mentioned honeycomb structured body burns till the compartment of using the above-mentioned compartment that burns till platform is 0.3mm.
According to honeycomb structured body of the present utility model, burn till with burning till platform, by with burn till the lower surface configuration sealing of hole portion that frame plate contacts, having improved honeycomb structured body burns till by the intensity of burning till platform, service life is elongated, and honeycomb structured body burns till with the incidence step-down that burns till breach, cracking etc. that burns till platform.
Accompanying drawing explanation
Fig. 1 means that honeycomb structured body is loaded to honeycomb structured body of the present utility model to be burnt till with the schematic perspective view that burns till platform state before.
Fig. 2 means that honeycomb structured body of the present utility model burns till with the schematic diagram that burns till the use state of platform.
Fig. 3 means that honeycomb structured body of the present utility model burns till with the schematic perspective view that burns till the upper surface of platform.
Fig. 4 means that honeycomb structured body of the present utility model burns till with the schematic perspective view that burns till the lower surface of platform.
Fig. 5 means that honeycomb structured body of the present utility model burns till with the schematic diagram that burns till the cross section parallel with length direction compartment platform.
In figure: 1-honeycomb structured body, 2-outer wall, 3-compartment, 4-compartment, 5-honeycomb structured body burns till with burning till platform (burning till platform), 51-compartment, 52-compartment, 53-sealing of hole portion, 5A-upper surface, 5B-lower surface, 6-frame plate, 6A-upper surface, L-degree of depth.
The specific embodiment
Below, with reference to accompanying drawing, the specific embodiment of the present utility model is described.
First, with reference to Fig. 1, the honeycomb structured body of present embodiment is burnt till with burning till the honeycomb structured body that platform loads and described.
To proportioning the ceramic material powder of cordierite component, shaping assistant and additive mix and added again the water of ormal weight to carry out mixing.Utilize afterwards mold for extruding and forming extrusion molding to go out the honeycomb structured body 1 of regulation, then in drying oven, be dried, then, utilize firing furnace under set point of temperature, this honeycomb structured body 1 to be burnt till, obtain having regulation shape and prescribed strength, honeycomb structured body after compartment 3 has burning till of a plurality of small pores.
That is, as shown in Figure 1, the honeycomb structured body 1 after extrusion molding has the outer wall 2 of formation outer peripheral face (main surface), the compartment 3 of inner circumferential side that is formed at outer wall 2 in mutually orthogonal mode and a plurality of compartments 4 that marked off by these compartment 3.
Then, with reference to Fig. 3～Fig. 5, the honeycomb structured body of an embodiment of the present utility model is burnt till with burning till below platform 5(, omits to be called and burn till platform) describe.
Burn till platform 5 identical with honeycomb structured body 1, to there is the honeycomb marking off from an end perforation to the compartment 51 of the Porous of a plurality of compartments 52 of another end, its thickness (highly) is 10～30mm, and the thickness that forms the compartment of this compartment is 0.3mm.This burns till platform 5 and can form by the thickness that above-mentioned honeycomb structured body 1 is cut into regulation, and the thickness that also honeycomb structured body after burning till can be cut into regulation forms.
In addition, end surface shape and size as for burning till platform 5, be not particularly limited, can be identical with end surface shape and the size of honeycomb structured body 1, and also can be less than the end surface shape of honeycomb structured body 1.If it is less than the end face of honeycomb structured body 1 to burn till the end face of platform 5, contact area is little, after firing process completes, easily burns till the detached job of platform 5 and honeycomb structured body 1.
As shown in Figure 3, burning till the upper surface 5A of platform 5, the peristome of each compartment 52 is in open state.Honeycomb structured body as by burned material 1 is being loaded in burning till in platform 5, the lower surface of honeycomb structured body 1 contacts with the upper surface 5A that burns till platform 5.Here, owing to burning till platform 5 for honeycomb, the part contacting with the lower surface of honeycomb structured body 1 is only compartment 51, and contact area is little, when firing process finishes, easily honeycomb structured body 1 is taken off from burning till platform 5.
As shown in Figures 4 and 5, burn till the lower surface 5B of platform 5, every a compartment, disposing the sealing of hole portion 53 of the opening that stops up compartment 52.That is the compartment 52 that, disposes sealing of hole portion 53 is arranged as staggered with the compartment 52 that does not configure sealing of hole portion 53.Sealing of hole portion 53 enters a part of compartment 52, has improved the intensity of burning till platform 5.In addition, in order to obtain higher intensity, also can sealing of hole portion be all set at all compartments.
About the degree of depth L of sealing of hole portion 53, that is, the degree of depth that the sealing of hole material that forms sealing of hole portion 53 is filled to compartment 52 be preferably burn till platform 5 axial length 30%～50%.If too shallow, cannot obtain the effect that the intensity of platform 5 is burnt till in enough raisings, if arrange than axial length 50% darker that burns till platform 5, need more sealing material, the problem that exists production cost to uprise.
In addition, form the material of the sealing of hole material of sealing of hole portion 53, be not particularly limited, can use the sealing material using when producing general plugged honeycomb structure, also can utilize other material.
Although the above-mentioned platform 5 that burns till consists of the material identical with honeycomb structured body 1, if consider identical material, easily because burning till, adhere to, also can form and burn till platform by the material that is different from honeycomb structured body 1.
Then,, with reference to Fig. 2, using method of burning till platform 5 of the present utility model is described.First, in the upper surface 5A that burns till platform mode upward, by burning till platform 5, load in the upper surface 6A of the level of the frame plate 6 of pottery system above, then, the honeycomb structured body as by burned material 1 is loaded in the upper surface 5A that burns till platform 5.Afterwards, in firing furnace, honeycomb structured body 1 is burnt till, after burning till, by knocking gently, burn till platform 5, from burning till platform 5, take off honeycomb structured body 1.
According to honeycomb structured body of the present utility model, burn till with burning till platform 5, by with burn till the lower surface configuration sealing of hole portion 53 that frame plate 6 contacts, improved the intensity of burning till platform 5, service life is elongated, in addition, that burns till platform burns till the incidence step-downs such as breach, crackle.
Above, preferred embodiment of the present utility model is illustrated, but the utility model is not limited thereto, can in the scope that does not depart from claim of the present utility model, carries out various changes.
Claims (3)
1. honeycomb structured body burns till with burning till a platform, and it is to when being burnt till by the honeycomb structured body of burned material, and the honeycomb structured body being placed between above-mentioned honeycomb structured body and the frame plate of firing furnace burns till with burning till platform,
It is characterized in that,
It is honeycomb that above-mentioned honeycomb structured body burns till with burning till platform, and this honeycomb has the compartment marking off from an end perforation to the Porous of a plurality of compartments of another end,
At above-mentioned honeycomb structured body, burn till with the lower surface contacting with above-mentioned frame plate of burning till platform, compartment of terrain disposes the sealing of hole portion of the peristome that stops up above-mentioned compartment,
The degree of depth that above-mentioned sealing of hole portion is filled to the peristome of above-mentioned compartment be above-mentioned honeycomb structured body burn till with burn till platform axial length 30%～50%.
2. honeycomb structured body according to claim 1 burns till with burning till platform, it is characterized in that,
It is 10～30mm that above-mentioned honeycomb structured body burns till with the axial length that burns till platform.
3. honeycomb structured body according to claim 1 and 2 burns till with burning till platform, it is characterized in that,
The thickness that above-mentioned honeycomb structured body burns till the compartment of using the above-mentioned compartment that burns till platform is 0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320368652.1U CN203413958U (en) | 2013-06-25 | 2013-06-25 | Firing table for firing honeycomb structure body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320368652.1U CN203413958U (en) | 2013-06-25 | 2013-06-25 | Firing table for firing honeycomb structure body |
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| Publication Number | Publication Date |
|---|---|
| CN203413958U true CN203413958U (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320368652.1U Expired - Fee Related CN203413958U (en) | 2013-06-25 | 2013-06-25 | Firing table for firing honeycomb structure body |
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| CN (1) | CN203413958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108779036A (en) * | 2016-03-24 | 2018-11-09 | 日本碍子株式会社 | Firing backing plate and used firing backing plate honeycomb structure manufacturing method |
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2013
- 2013-06-25 CN CN201320368652.1U patent/CN203413958U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108779036A (en) * | 2016-03-24 | 2018-11-09 | 日本碍子株式会社 | Firing backing plate and used firing backing plate honeycomb structure manufacturing method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20200625 |
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| CF01 | Termination of patent right due to non-payment of annual fee |