CN204115394U - A kind of static fluid bed - Google Patents
A kind of static fluid bed Download PDFInfo
- Publication number
- CN204115394U CN204115394U CN201420529969.3U CN201420529969U CN204115394U CN 204115394 U CN204115394 U CN 204115394U CN 201420529969 U CN201420529969 U CN 201420529969U CN 204115394 U CN204115394 U CN 204115394U
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- China
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- web plate
- fluid bed
- static fluid
- blower system
- air
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Abstract
The utility model discloses a kind of static fluid bed, comprise a body, described bed body comprises web plate (14), and described web plate (14) arranged beneath organizes blower system more, often organizes blower system and is furnished with temperature control table.The utility model becomes multiple blower system by a blower system and controls to carry out temperature, original negative-pressure inlet state is changed into malleation air intake state by air blast, to reduce finished product percentage of damage, to make the fluidized state of material improve, steam energy consumption reduces by 20 ~ 30%, improving productivity 50%.
Description
Technical field
The utility model relates to a kind of large-scale static fluid bed for granular food heat drying device, particularly the temperature control equipment of static fluid bed.
Background technology
When carrying out heating of food drying technology process, be deposited in by granule materials on web plate, the hot blast entered by the air port on web plate heats material, along with air velocity is increased to a certain degree, solid particle will produce fluidized state in bed, thus reaches dry object.As shown in Figure 1, original fluid bed air blast air intake is negative-pressure inlet, it is the temperature being controlled whole web plate by an an air cleaner 1a and heater 2a, air-flow enters air cleaner 1a from air inlet and forms hot blast through heater 2a, hot blast is distributed in fluidized bed body by air intake house steward again, wet stock is blown afloat by hot blast slowly will form fluidized state at boiling-house, and solid particle, through the heating of bed body, is gone to the process of other end from one and formed dry material.But this process has several defect, due to the state of to be air cleaner 1a and heater 2a be series connection, in whole process, can only carry out the control of a temperature, the hot blast in whole fluid bed is all formed, for material by this heater 2a, temperature can not heat by the stage, and air intake is negative-pressure inlet, the fluidized state of material is unstable, regulates difficulty.When material enters from charging aperture, material moisture is different, viscosity is different, causes the ascendant trend of temperature of charge, fluidized state also different, easily occurs sticky bed or caking phenomenon, needs continuous stirring, cause finished product rate low in operative's process.When needs improve temperature or reduction temperature in certain section, regulate blast temperature, because each section is same blast pipe, also can be improved or reduce while each section of temperature, cause product colour, state difference large, reduce yield rate.
Summary of the invention
For the deficiencies in the prior art, goal of the invention of the present utility model is to provide a kind of static fluid bed, change original negative-pressure inlet state into malleation air intake state, become multiple heater by a heater to control to carry out temperature, to reduce finished product percentage of damage, to make the fluidized state of material improve, steam energy consumption reduces by 20 ~ 30%, improving productivity 50%.
Goal of the invention of the present utility model is achieved through the following technical solutions:
A kind of static fluid bed, comprise a body, described bed body comprises web plate 14, and described web plate 14 arranged beneath organizes blower system more, often organizes blower system and is furnished with automatic temperature control instrument and steam valve automatic executing agency.
Further, described blower system comprises the vapor heat exchanger 2, air blast 4, the air cleaner 1 that are connected successively with web plate 14.
Further, control valve 5 is also connected with between described web plate and vapor heat exchanger 2.
Further, described web plate 14 near half section of air port be provided with obliquely of charging aperture, described web plate 14 another half section be provided with obliquely with the air port uprightly mutually replaced, diagonal upward direction and flow direction of material are same direction.
Further, described bed body also comprises the boiling-house (6) and enlarged body (7), the visor (11) being positioned at boiling-house (6) surface, the charging aperture (3) being positioned at web plate one end, the discharge valve (13) being positioned at the web plate other end and discharging opening (10) composition that are positioned at web plate (14) top.
Further, static fluid bed also comprises central control system, induced draught system, cold wind filter 12, described central control system controls induced draught system, cold wind filter and blower system, and described induced draught system comprises air-introduced machine 9, induced duct 8, and all blower fans are all equipped with frequency converter.
Compared with prior art, the beneficial effects of the utility model are to be controlled by temperature stage by stage to reduce finished product percentage of damage, to make the fluidized state of material improve, and steam energy consumption reduces by 20 ~ 30%, improving productivity 50%.
Accompanying drawing explanation
Fig. 1 is original static fluid bed structure schematic diagram;
Fig. 2 is static fluid bed structure schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 2, static fluid bed of the present utility model becomes three groups of blower systems by original one group of blower system and connects below the web plate 14 of static fluid bed, often organize blower system and be furnished with automatic temperature control instrument and steam valve automatic executing agency, automatic temperature control instrument can control steam valve size according to the temperature of this section of static fluid bed, so just can control the temperature of each group blower system respectively, make the temperature in each stage different, for the material on static fluid bed, stage that can be different on static fluidized plate produces different temperature, be beneficial to material state viscosity, the adjustment of fluidized state when humidity is different.
Further, blower system comprises the vapor heat exchanger 2, air blast 4, the air cleaner 1 that are connected successively with web plate 14.Make static fluid bed be in barotropic state by air blast 4, achieve each section and be able to free control to air temperature.
Further, between vapor heat exchanger 2 and web plate, be also connected with control valve 5, control valve quantity-adjustable, reach required fluidized state.
Further, described web plate 14 near half section of air port be provided with obliquely of charging aperture, described web plate 14 another half section be provided with obliquely with the air port uprightly mutually replaced, diagonal upward direction and flow direction of material are same direction.Such material can be pushed ahead fast, avoids piling up gelatinization.
Further, bed body is made up of the boiling-house 6 be positioned at above web plate 14 and enlarged body 7, the visor 11 being positioned at boiling-house 6 surface, the charging aperture 3 being positioned at web plate one end, the discharge valve 13 being positioned at the web plate other end and discharging opening 10.The fluidized state of boiling indoor sample can be checked by visor.Like this, when material enters fluidized bed body from charging aperture, temperature is lower, the temperature of the vapor heat exchanger 2 at charging aperture place can control lower, wind enters boiling-house by air blast through web plate, material is blown afloat, and drive is waved forward, when being in another heating period, the temperature of vapor heat exchanger 2 can improve, make the temperature of material higher, when material is in final stage, the temperature of vapor heat exchanger 2 can suitably reduce, there is wind to enter material by cold air duct in discharging opening section simultaneously, lower the temperature to material, reach material package or splicing temperature, material flows out from discharging opening, complete whole dry run.
Static fluid bed also includes induced draught system (being made up of air-introduced machine 9, induced duct 8), central control system, cold wind filter 12, and the pressure of the blast temperature on static fluid bed, blast pressure, air inducing pressure, cool air hose and temperature are all arranged by central control system.
The holdup time of material in fluid bed is most important for product drying, its control can be regulated by the air force of air blast, material open degree that is how many, discharge valve, the above two adjustment is because of the impact by material state, production flow velocity, regulate space less, the length of product holdup time regulates mainly through regulating the open degree of discharge valve.
It should be noted last that, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. a static fluid bed, comprise a body, it is characterized in that described bed body comprises web plate (14), described web plate (14) arranged beneath organizes blower system more, often organizes blower system and is furnished with automatic temperature control instrument and steam valve automatic executing agency.
2. the static fluid bed of one according to claim 1, is characterized in that described blower system comprises vapor heat exchanger (2), air blast (4), the air cleaner (1) be connected successively with web plate (14).
3. the static fluid bed of one according to claim 2, is characterized in that also being connected with control valve (5) between described web plate (14) and vapor heat exchanger (2).
4. the static fluid bed of one according to claim 1, it is characterized in that the half section air port that be provided with obliquely of described web plate (14) near charging aperture, described web plate (14) another half section be provided with obliquely with the air port uprightly mutually replaced, diagonal upward direction and flow direction of material are same direction.
5. the static fluid bed of one according to claim 1, is characterized in that described bed body also comprises the boiling-house (6) and enlarged body (7), the visor (11) being positioned at boiling-house (6) surface, the charging aperture (3) being positioned at web plate one end, the discharge valve (13) being positioned at the web plate other end and discharging opening (10) composition being positioned at web plate (14) top.
6. the static fluid bed of one according to claim 1, it is characterized in that static fluid bed also comprises central control system, induced draught system, cold wind filter (12), described central control system controls induced draught system, cold wind filter and blower system, and described induced draught system comprises air-introduced machine (9), induced duct (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420529969.3U CN204115394U (en) | 2014-09-16 | 2014-09-16 | A kind of static fluid bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420529969.3U CN204115394U (en) | 2014-09-16 | 2014-09-16 | A kind of static fluid bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204115394U true CN204115394U (en) | 2015-01-21 |
Family
ID=52332695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420529969.3U Active CN204115394U (en) | 2014-09-16 | 2014-09-16 | A kind of static fluid bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204115394U (en) |
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2014
- 2014-09-16 CN CN201420529969.3U patent/CN204115394U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |