CN202130611U - Baking oven - Google Patents
Baking oven Download PDFInfo
- Publication number
- CN202130611U CN202130611U CN201120257289U CN201120257289U CN202130611U CN 202130611 U CN202130611 U CN 202130611U CN 201120257289 U CN201120257289 U CN 201120257289U CN 201120257289 U CN201120257289 U CN 201120257289U CN 202130611 U CN202130611 U CN 202130611U
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- China
- Prior art keywords
- efficiency particulate
- high temperature
- high efficiency
- air filter
- particulate air
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Abstract
The utility model discloses a baking oven. The baking oven comprises a box body, and a heater, a hot air fan, a fan housing and a high-temperature and high-efficiency filter, which are arranged in the box body, wherein the air outlet end of the hot air fan is communicated with the air inlet of the high-temperature and high-efficiency filter through the fan housing; a negative pressure area is formed in the inner chamber of the box body between the air outlet end of the heater and the air inlet end of the hot air fan; and the bottom of the high-temperature and high-efficiency filter is supported on a filter bracket to form guide channels used for communicating the inner chamber of the high-temperature and high-efficiency filter with the negative pressure area. The baking oven has the advantages of simple and compact structure, low cost, convenience in mounting and good sealing effect and can solve the leakage problem of an edge frame under hot environments.
Description
Technical field
The utility model is mainly concerned with packaging facilities fields such as medicine, food, refers in particular to a kind of baking oven that mainly is applicable to canal drier.
Background technology
In the baking oven of canal drier, the heatproof sealing band generally is installed below the high temperature high efficiency particulate air filter and is relied on external force to make it compress the high temperature high efficiency particulate air filter and realize sealing.There is following defective in this structure: 1. sealing band comes off under hot environment easily, falls into and forms secondary pollution in the bottle to be dried; 2. filter paper and frame receive easy separation behind the high temperature in the high temperature high efficiency particulate air filter, cause the high temperature high efficiency particulate air filter poorly sealed, produce frame and reveal.This mainly is that high temperature high efficiency particulate air filter filter paper is that glass fiber material is made; And frame adopts stainless steel material to make; Filter paper and frame adopt resistant to elevated temperatures ceramic glue sealing; But filter paper and frame expanded by heating coefficient are inconsistent, and the ceramic glue that causes linking to each other with filter paper separates with the corrosion-resistant steel frame, and filter paper is 3-5mm 300-350 ℃ of environment intensification after contraction amount.
The utility model content
The technical matters that the utility model will solve just is: to the technical matters that prior art exists, the utility model provides a kind of simple and compact for structure, with low cost, easy for installation, good sealing effect, can solve the baking oven of hot environment lower frame leakage problem.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of baking oven; Comprise casing and be installed in temperature booster, hot-air heater, fan housing, the high temperature high efficiency particulate air filter in the casing; The outlet air end of said hot-air heater is connected through the ventilation inlet of fan housing with the high temperature high efficiency particulate air filter; Cabinets cavity between the outlet air end of said temperature booster and the air intake of hot-air heater forms negative pressure region, and the bottom supporting of said high temperature high efficiency particulate air filter also forms the flow-guiding channel that is used for being communicated with high temperature high efficiency particulate air filter inner chamber and negative pressure region on filter base.
Further improvement as the utility model:
Said filter base comprises back plate and is arranged at the plural cradle on the back plate; The bottom supporting of said high temperature high efficiency particulate air filter is enclosed to form plural flow-guiding channel between the bottom of said cradle, back plate and high temperature high efficiency particulate air filter on cradle.
Said back plate is arranged in the bottom of high temperature high efficiency particulate air filter in the form of a ring.
Said back plate extends in the inner chamber of high temperature high efficiency particulate air filter.
An end that is positioned at high temperature high efficiency particulate air filter inner chamber on the said back plate is provided with and is the deflecting plate that is in tilted layout, and an end that is positioned at high temperature high efficiency particulate air filter inner chamber on the said deflecting plate is higher than and is positioned at the exterior end of high temperature high efficiency particulate air filter.
Compared with prior art; The advantage of the utility model is: the utility model is through being communicated with high temperature high efficiency particulate air filter inner chamber with negative pressure region in the casing; But the unclean airguide negative pressure region that actv. is revealed high temperature high efficiency particulate air filter frame; Again inhaled back by hot-air heater then, thus the cleanliness of assurance epitrochoidal chamber room air.
Description of drawings
Fig. 1 is the structural representation of the utility model cross-sectional plane;
Fig. 2 is the structural representation of the utility model vertical section;
Fig. 3 is the local structure for amplifying scheme drawing at I place among Fig. 1;
Fig. 4 is the utility model middle filtrator support and high temperature high efficiency particulate air filter bonded assembly plan structure scheme drawing.
Marginal data:
1, temperature booster; 2, casing; 3, hot-air heater; 4, fan housing; 5, high temperature high efficiency particulate air filter; 6, filter base; 7, bottle; 8, transmit guipure; 9, flow-guiding channel; 10, cradle; 11, back plate; 12, corrosion-resistant steel frame; 13, ceramic seal glue; 14, filter paper; 15, middle nip territory; 16, deflecting plate; 17, high pressure chest; 18, negative pressure region.
The specific embodiment
Below will combine Figure of description and specific embodiment that the utility model is explained further details.
Like Fig. 1, Fig. 2 and shown in Figure 3; Being applied to tunnel sterilizing and drying machine with the utility model is example; This baking oven comprises casing 2 and is installed in temperature booster 1, hot-air heater 3, fan housing 4, the high temperature high efficiency particulate air filter 5 in the casing 2 that hot-air heater 3, fan housing 4, high temperature high efficiency particulate air filter 5 arrange successively that from top to bottom the outlet air end of hot-air heater 3 is connected through the ventilation inlet of fan housing 4 with high temperature high efficiency particulate air filter 5; High temperature high efficiency particulate air filter 5 be positioned at transmit guipure 8 upper bottle bodies 7 directly over; Transmit guipure 8 and penetrate, pass, send into the bottle that needs dry sterilization 7 continuously and see casing 2 off from opposite side from casing 2 one sides.Fan housing 4 can loose hot air and flow to high temperature high efficiency particulate air filter 5 tops and form malleation, forms high pressure chest 17 in the fan housing 4, and its force value with respect to the room is 100～400Pa.Nip territory 15 in forming between high temperature high efficiency particulate air filter 5 and the transmission guipure 8, its force value with respect to the room is 2～15Pa.(being the peripheral cabinets cavity of fan housing 4, high temperature high efficiency particulate air filter 5) cabinets cavity forms negative pressure region 18 between the air intake of the outlet air end of temperature booster 1 and hot-air heater 3, and its force value with respect to the room is-30～-60Pa.Negative pressure region 18 is with respect to high temperature high efficiency particulate air filter 5 belows and transmit the middle nip territory 15 that forms between the guipure 8, its negative pressure difference reached-47～-75Pa between.Casing 2 inner airs are cycle mode motions; The below of transmitting guipure 8 upper bottle bodies 7 is a return air channel; To be directed at temperature booster 1 air intake that is arranged in casing 2 one sides with the air-flow that bottle 7 carries out behind the interchange of heat, send hot-air heater 3 again again back to after accomplishing heating by temperature booster 1.
High temperature high efficiency particulate air filter 5 comprises filter paper 14, ceramic seal glue 13 and corrosion-resistant steel frame 12, because high temperature high efficiency particulate air filter 5 heating temperatures than higher, can reach 300～400 ℃; And filter paper 14 is glass fiber material; They are different with corrosion-resistant steel frame 12 materials, and coefficient of expansion is also different, and shrinking appears in filter paper 14 back that is heated easily; Amount of contraction is 2～5mm; Filter paper 14 shrinks back ceramic seal glue 13 and cracking occurs, perhaps separates serious appearance filter paper 14 and ceramic seal glue 13 crackings with corrosion-resistant steel frame 12.Easy like this causing in the bottle 7 that unclean air admission sterilized produces secondary pollutions to bottle 7, has a strong impact on the qualification rate of medicine.
In the utility model; The bottom supporting of high temperature high efficiency particulate air filter 5 also forms the flow-guiding channel 9 that is communicated with negative pressure region 18 on filter base 6; Can the unclean air that high temperature high efficiency particulate air filter 5 frames are revealed be flowed to negative pressure region 18 through flow-guiding channel 9; Again inhaled back by hot-air heater 3 then, thus the cleanliness of assurance epitrochoidal chamber room air.
Referring to Fig. 4; In the present embodiment; Filter base 6 comprises back plate 11 and is arranged at the plural cradle 10 on the back plate 11; Back plate 11 is arranged in the bottom of high temperature high efficiency particulate air filter 5 in the form of a ring, and the bottom supporting of high temperature high efficiency particulate air filter 5 is enclosed to form plural flow-guiding channel 9 between the bottom of cradle 10, back plate 11 and high temperature high efficiency particulate air filter 5 on cradle 10.Cradle 10 can be elongated cushion block, can high temperature high efficiency particulate air filter 5 have been filled up certain height, forms dead slot between the base of high temperature high efficiency particulate air filter 5 and the back plate 11 like this, becomes flow-guiding channel 9.
In the present embodiment, back plate 11 extends in the inner chamber of high temperature high efficiency particulate air filter 5, so just can surpass the zone of filter paper 14 and ceramic seal glue 13, could the unholiness air that ceramic seal Jiao13Chu reveals be imported negative pressure region 18.An end that is positioned at high temperature high efficiency particulate air filter 5 inner chambers on the back plate 11 is provided with and is the deflecting plate 16 that is in tilted layout; An end that is positioned at high temperature high efficiency particulate air filter 5 inner chambers on the deflecting plate 16 is higher than and is positioned at high temperature high efficiency particulate air filter 5 exterior ends; Promptly be made as outward-dipping swash plate, can better air-flow be derived like this.
Below only be the preferred implementation of the utility model, the protection domain of the utility model also not only is confined to the foregoing description, and all technical schemes that belongs under the utility model thinking all belong to the protection domain of the utility model.Should be pointed out that for those skilled in the art,, should be regarded as the protection domain of the utility model in the some improvement and the retouching that do not break away under the utility model principle prerequisite.
Claims (5)
1. baking oven; Comprise casing (2) and be installed in temperature booster (1), hot-air heater (3), fan housing (4), the high temperature high efficiency particulate air filter (5) in the casing (2); The outlet air end of said hot-air heater (3) is connected through the ventilation inlet of fan housing (4) with high temperature high efficiency particulate air filter (5); Cabinets cavity between the air intake of the outlet air end of said temperature booster (1) and hot-air heater (3) forms negative pressure region (18), it is characterized in that: the flow-guiding channel (9) that is used for being communicated with high temperature high efficiency particulate air filter (5) inner chamber and negative pressure region (18) is gone up and formed to the bottom supporting of said high temperature high efficiency particulate air filter (5) in filter base (6).
2. baking oven according to claim 1; It is characterized in that: said filter base (6) comprises back plate (11) and is arranged at the plural cradle (10) on the back plate (11); The bottom supporting of said high temperature high efficiency particulate air filter (5) is enclosed to form plural flow-guiding channel (9) between the bottom of said cradle (10), back plate (11) and high temperature high efficiency particulate air filter (5) on cradle (10).
3. baking oven according to claim 2 is characterized in that: said back plate (11) is arranged in the bottom of high temperature high efficiency particulate air filter (5) in the form of a ring.
4. according to claim 2 or 3 described baking ovens, it is characterized in that: said back plate (11) extends in the inner chamber of high temperature high efficiency particulate air filter (5).
5. baking oven according to claim 4; It is characterized in that: an end that is positioned at high temperature high efficiency particulate air filter (5) inner chamber on the said back plate (11) is provided with and is the deflecting plate (16) that is in tilted layout, and an end that is positioned at high temperature high efficiency particulate air filter (5) inner chamber on the said deflecting plate (16) is higher than and is positioned at the exterior end of high temperature high efficiency particulate air filter (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120257289U CN202130611U (en) | 2011-07-20 | 2011-07-20 | Baking oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120257289U CN202130611U (en) | 2011-07-20 | 2011-07-20 | Baking oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202130611U true CN202130611U (en) | 2012-02-01 |
Family
ID=45519391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120257289U Withdrawn - After Issue CN202130611U (en) | 2011-07-20 | 2011-07-20 | Baking oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202130611U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288011A (en) * | 2011-07-20 | 2011-12-21 | 楚天科技股份有限公司 | Oven |
| CN103388974A (en) * | 2013-06-21 | 2013-11-13 | 上海东富龙科技股份有限公司 | High efficiency filter sealing structure used for tunnel type sterilization drying oven |
| CN112466746A (en) * | 2020-04-29 | 2021-03-09 | 山东芯源微电子有限公司 | Membrane diffusion source forming machine |
-
2011
- 2011-07-20 CN CN201120257289U patent/CN202130611U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288011A (en) * | 2011-07-20 | 2011-12-21 | 楚天科技股份有限公司 | Oven |
| CN103388974A (en) * | 2013-06-21 | 2013-11-13 | 上海东富龙科技股份有限公司 | High efficiency filter sealing structure used for tunnel type sterilization drying oven |
| CN112466746A (en) * | 2020-04-29 | 2021-03-09 | 山东芯源微电子有限公司 | Membrane diffusion source forming machine |
| CN112466746B (en) * | 2020-04-29 | 2022-04-15 | 山东芯源微电子有限公司 | Membrane diffusion source forming machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120201 Effective date of abandoning: 20130807 |
|
| RGAV | Abandon patent right to avoid regrant |