CN208238401U - A kind of medicinal raw material baking oven - Google Patents
A kind of medicinal raw material baking oven Download PDFInfo
- Publication number
- CN208238401U CN208238401U CN201820749905.2U CN201820749905U CN208238401U CN 208238401 U CN208238401 U CN 208238401U CN 201820749905 U CN201820749905 U CN 201820749905U CN 208238401 U CN208238401 U CN 208238401U
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- China
- Prior art keywords
- cabinet
- raw material
- baking oven
- pipe
- medicinal raw
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Abstract
The utility model relates to baking ovens, especially a kind of medicinal raw material baking oven, there are security risks when in order to solve the problems, such as low existing bulk pharmaceutical chemicals drying unit working efficiency and work, a kind of medicinal raw material baking oven is provided, including cabinet, chamber door and setting are in the intracorporal shelf of case, the cabinet has interlayer, hot-water coil pipe is provided in interlayer, the air inlet pipe with interlayer inner cavity connection is provided on cabinet, the gas outlet with interlayer inner cavity connection is provided on cabinets cavity wall, the exhaust pipe with cabinets cavity connection is provided on cabinet, cabinets cavity is controlled to a vacuum pump by exhaust pipe, the shelf is multilayered structure, every layer is all made of hollow tube connection and is spliced；Exhaust valve is installed between exhaust pipe and vacuum pump, charge valve is installed in air inlet pipe, relay and exhaust valve and charge valve wired connection simultaneously control exhaust valve and charge valve alternate run, and the utility model also has the characteristics that at low cost, heat exchange efficiency is high, the baking material time is short, production safety.
Description
Technical field
The utility model relates to baking oven, especially a kind of medicinal raw material baking oven.
Background technique
At present in pharmaceutical and chemical enterprises, common bulk pharmaceutical chemicals drying unit is heated-air circulation oven and vacuum oven, heat
Wind recycles baking oven since the recyclegas that uses is air, this baking oven by thermal convection in the way of drug is heated, heat transfer
Efficiency is higher, however when drying drug, the gas that organic solvent volatilizes is easy to happen explosion after mixing with air, there is peace
Full hidden danger, the higher cost if the recyclegas used is nitrogen.Vacuum oven is walked hot water with baking oven wall surface using shelf and is reached
To the purpose heated to drug, under the action of vacuum pump, solvent volatilization gas is taken away using vacuum, reaches dry drug
Purpose.But this mode, with only heat transfer, heat radiation, heat transfer rate is slow, and heat transfer efficiency is lower, and temperature uniformity
It not can guarantee, baking material is ineffective.
Utility model content
Technical problem to be solved by the utility model is: in order to solve existing bulk pharmaceutical chemicals drying unit working efficiency it is low and
There are problems that security risk when work, a kind of medicinal raw material baking oven is provided.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of medicinal raw material baking oven, including cabinet,
In the intracorporal shelf of case, the cabinet has interlayer, is provided with hot-water coil pipe in interlayer for chamber door and setting, be provided on cabinet with
The air inlet pipe of interlayer inner cavity connection is provided with the gas outlet with interlayer inner cavity connection on cabinets cavity wall, be provided on cabinet with
Cabinets cavity is controlled to a vacuum pump by the exhaust pipe of cabinets cavity connection, exhaust pipe, and the shelf is multilayered structure, and every layer is adopted
It is spliced with hollow tube connection；Exhaust valve is installed between exhaust pipe and vacuum pump, charge valve, relay are installed in air inlet pipe
Device and exhaust valve and charge valve wired connection simultaneously control exhaust valve and charge valve alternate run.
In order to increase heat exchange area, fin is provided on tube wall on the outside of the hot-water coil pipe.
Foreign matter is inhaled into vacuum pump in order to prevent, is provided with filter device on the inlet end of the exhaust pipe.
In order to improve sealing effect, the joint place when cabinet and chamber door are closed is provided with sealing strip.
In order to change air inlet wind direction, the gas outlet is the fluting deflector of rectangle.
In order to facilitate intake air temperature is adjusted, one end of the hot-water coil pipe is equipped with the second regulating valve.
In order to facilitate shelf temperature is adjusted, it is provided with and the first hot water inlet of hollow tube connection and first on the shelf
Hot water outlet is equipped with the first regulating valve between the first hot water inlet and shelf.
The utility model has the beneficial effects that a kind of medicinal raw material baking oven of the utility model, specially by the nitrogen of heating
Gas is filled with baking oven, takes organic solvent in medicinal powder out of using hot air circulation, achievees the purpose that dry drug, while medicament tray is put
On the shelf of logical hot water, drug is heated by heat transfer, accelerates solvent volatilization, is taken out solvent volatilization gas using vacuum pump
It walks, the gas for preventing organic solvent from volatilizing explodes after mixing with air, while by controller control valve door, so that filling
Gas and pumping process alternate run, achieve the purpose that fast and safely to dry.The utility model also has at low cost, heat exchange efficiency
High, the features such as baking material time is short, production safety.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the structural schematic diagram of the utility model gas outlet.
In figure: 1. cabinets, 2. shelfs, 3. hot-water coil pipes, 4. chamber doors, 5. filter devices, 6. second regulating valves, 7. exhausts
Pipe, 8. sealing strips, 9. first hot water inlets, 10. first regulating valves, 11. second hot water inlets, 12. exhaust valves, 13. second heat
Water out, 14. fins, 15. air inlet pipe, 16. gas outlets, 17. charge valves, 18. first hot water outlets.
Specific embodiment
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
Fig. 1 is to a kind of medicinal raw material baking oven shown in Fig. 3, including cabinet 1, chamber door 4 and the shelf 2 being arranged in cabinet 1,
Joint place when cabinet 1 and chamber door 4 are closed is provided with sealing strip 8, and cabinet 1 is sandwich composite, is fixedly mounted among interlayer
There is the hot-water coil pipe 3 for heated nitrogen, one end of hot-water coil pipe 3 is equipped with the second regulating valve 6,3 outside tube wall of hot-water coil pipe
On be provided with fin 14, the air inlet pipe 15 for allowing nitrogen to be blown into interlayer is fixedly installed on interlayer, inflation is installed in air inlet pipe 15
Valve 17 has the gas outlet 16 that nitrogen is blown out after allowing heating on 1 inside interlayer wall of cabinet, and gas outlet 16 is respectively provided with towards cabinet 1
Interior 2 direction of shelf, gas outlet 16 are the fluting deflector of rectangle；It is provided with exhaust pipe 7 on cabinet 1, exhaust pipe 7 is by cabinet 1
The internal vacuum pump with the external world is connect, and is equipped with exhaust valve 12 between the outlet side and vacuum pump of exhaust pipe 7, exhaust pipe 7 into
Filter device 5 is provided on gas end, charge valve 17 is connected by electric wire with relay with exhaust valve 12, and by relay control two
Person works alternatively；Shelf 2 is multilayered structure, and every layer is all made of hollow tube connection and is spliced, and has heating medicinal in hollow tube
The hot water of raw material, one end of hollow tube are equipped with the first regulating valve 10 for adjusting 2 temperature of shelf, adjust heated nitrogen for convenience
Temperature be fixedly installed with the second regulating valve 6 in 3 one end of hot-water coil pipe, in order to improve the first regulating valve of the degree of automation 10 and
Two regulating valves 6 are connect with control unit by electric wire and are controlled by control unit；Control unit is mainly temperature control device, according to
Temperature setting range adjusts the aperture of the first regulating valve 10 and the second regulating valve 6, guarantees that medicinal raw material baking oven is in optimal temperature
Degree；Temperature control device is that prior art city is available, therefore the utility model repeats no more its structure and principle.
Particular condition in use
Chamber door 4 is closed after medicinal raw material is placed on shelf 2, shelf 2 is multilayered structure, it is welded with hollow tube,
Hollow tube connection is used for away hot water；1 four wall of cabinet can use multilayered structure, guarantee the nitrogen adsorption entered to enough
Heat, 1 four wall of cabinet is double-layer structure in Fig. 1, and the hot-water coil pipe 3 of heated nitrogen is fixedly installed in the interlayer of the left and right sides,
Fin 14 is welded on the outside tube wall of hot-water coil pipe 3, fin 14 is used for the nitrogen for increasing heat exchange area and projecting to tracheae 15
It carries out flow-disturbing, flow；1 or so inner wall of cabinet has a gas outlet 16, and rectangular slot deflector is selected in gas outlet 16, and air inlet pipe 15 is by nitrogen
Gas blowout enters 1 two sides interlayer of cabinet and is entered after nitrogen stream overheat water coil 3 is heated by 1 inner wall rectangular slot deflector of cabinet
In cabinet 1, nitrogen and material carry out heat exchange, excess of solvent in material are taken away, to achieve the purpose that baking material；1 top of cabinet
Have exhaust pipe 7, there is exhaust valve 12 on exhaust pipe 7, be vacuum pump outside exhaust valve 12, by vacuum pump can by nitrogen in cabinet 1 and
Solvent volatilization gas is extracted out, is provided with filter device 5 at the air inlet of exhaust pipe 7, foreign matter is prevented to be inhaled into vacuum pump to true
Sky pump damages；In order to increase the front and back of heat exchange amount cabinet 1 and four sides can be using the multilayered structure as four walls, i.e., up and down
Be fixedly mounted in each interlayer be heated nitrogen hot-water coil pipe 3, can also as the front and back of cabinet 1 in Fig. 1 and upper and lower four sides
Using double-layer structure, inside filling thermal insulation material, 1 inside lock of cabinet is that circular arc is excessive, using close between chamber door 4 and cabinet 1
Strip of paper used for sealing 8 seals, and is drawn air into cabinet 1 when preventing from vacuumizing.
The air inlet pipe 15 for being filled with nitrogen is installed in above 1 left and right sides interlayer of cabinet, and the installation of 15 inlet of air inlet pipe is filled
Air valve 17, exhaust pipe 7 are that the vacuum pipe being connected with vacuum pump is installed in the top of cabinet 1 and connect an exhaust valve 12；
Relay controls the alternating opening and closing of charge valve 17 and exhaust valve 12, reaches inflated with nitrogen and pumping action, the two alternately until
Drying finishes, and opens chamber door 4 after dry and takes out dried material；Chamber door 4 can be being closed for certain specific drugs
Afterwards, it opens vacuum pump to detach progress air inside cabinet 1, nitrogen is filled in right amount in the case where not heating when necessary, by case
Air in body 1 takes out to the greatest extent or displacement completely is clean, restores normal drying operation after waiting air to drain.
Second hot water inlet in first hot water inlet 9 and 3 water inlets of hot-water coil pipe, that is, Fig. 1 in 2 water inlets of shelf, that is, Fig. 1
11, it is connected respectively with hot water pipeline, hot water pipeline is connected with boiler, controls drying by hot water temperature in adjusting boiler
Temperature；Heat-exchanger pump is installed between boiler and hot water pipeline, hydraulic pressure is provided for hot water line, in 2 water outlets of shelf, that is, Fig. 1
First hot water outlet 18 is connect with hot water backwater's pipeline respectively with the second hot water outlet 13 in 3 water outlets of hot-water coil pipe, that is, Fig. 1,
It is back to boiler；Can also by the first regulating valve 10 for being mounted on the first hot water inlet 9 and the second hot water inlet 11 and
Second regulating valve 6 adjusts flow of inlet water to adjust drying temperature；Second regulating valve 6 and the first regulating valve 10 pass through electric wire and temperature
Control unit connects and is temperature controlled unit control, improves the degree of automation of course for further, the second regulating valve 6,
First regulating valve 10, charge valve 17 and exhaust valve 12 can be uniformly controlled by control unit, and control unit is mainly by single-chip microcontroller
It is formed with controller；1 chamber of cabinet offers limiting groove on intracorporal lower surface, it is ensured that installs accurate 2 position of shelf
Difference.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (7)
1. a kind of medicinal raw material baking oven, including cabinet (1), chamber door (4) and the shelf (2) being arranged in cabinet (1), feature exists
In: the cabinet (1) has interlayer, is provided with hot-water coil pipe (3), is provided on cabinet (1) and interlayer inner cavity connection in interlayer
Air inlet pipe (15), the gas outlet (16) with interlayer inner cavity connection is provided on cabinet (1) internal chamber wall, cabinet is provided on (1)
With the exhaust pipe (7) of cabinet (1) inner cavity connection, cabinet (1) inner cavity is controlled to a vacuum pump by exhaust pipe (7), and the shelf (2) is
Multilayered structure, every layer is all made of hollow tube connection and is spliced；Exhaust valve (12) are installed between exhaust pipe (7) and vacuum pump,
It is equipped in air inlet pipe (15) charge valve (17), relay and exhaust valve (12) and charge valve (17) wired connection simultaneously control exhaust
Valve (12) and charge valve (17) alternate run.
2. a kind of medicinal raw material baking oven according to claim 1, it is characterised in that: tube wall on the outside of the hot-water coil pipe (3)
On be provided with fin (14).
3. a kind of medicinal raw material baking oven according to claim 1, it is characterised in that: on the inlet end of the exhaust pipe (7)
It is provided with filter device (5).
4. a kind of medicinal raw material baking oven according to claim 1, it is characterised in that: the cabinet (1) and chamber door (4) closure
When joint place be provided with sealing strip (8).
5. a kind of medicinal raw material baking oven according to claim 1, it is characterised in that: the gas outlet (16) is opening for rectangle
Slot deflector.
6. a kind of medicinal raw material baking oven according to claim 1, it is characterised in that: pacify one end of the hot-water coil pipe (3)
Equipped with the second regulating valve (6).
7. a kind of medicinal raw material baking oven according to claim 1, it is characterised in that: be provided on the shelf (2) in
The first hot water inlet (9) and the first hot water outlet (18) of blank pipe connection, are installed between the first hot water inlet (9) and shelf (2)
There are the first regulating valve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749905.2U CN208238401U (en) | 2018-05-18 | 2018-05-18 | A kind of medicinal raw material baking oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749905.2U CN208238401U (en) | 2018-05-18 | 2018-05-18 | A kind of medicinal raw material baking oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208238401U true CN208238401U (en) | 2018-12-14 |
Family
ID=64580955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820749905.2U Expired - Fee Related CN208238401U (en) | 2018-05-18 | 2018-05-18 | A kind of medicinal raw material baking oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208238401U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109983966A (en) * | 2019-05-09 | 2019-07-09 | 亳州市皖北药业有限责任公司 | A kind of planting soil purification device |
| CN110953844A (en) * | 2019-12-31 | 2020-04-03 | 黄石市高耐斯热工设备有限公司 | Low-temperature drying equipment |
| CN112179066A (en) * | 2020-09-30 | 2021-01-05 | 湖北北新建材有限公司 | Thermal drying method and system for gypsum board |
| CN115900245A (en) * | 2022-11-14 | 2023-04-04 | 广东岭南制药有限公司 | Chemical bulk drug drying method and drying equipment with nitrogen protection |
-
2018
- 2018-05-18 CN CN201820749905.2U patent/CN208238401U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109983966A (en) * | 2019-05-09 | 2019-07-09 | 亳州市皖北药业有限责任公司 | A kind of planting soil purification device |
| CN110953844A (en) * | 2019-12-31 | 2020-04-03 | 黄石市高耐斯热工设备有限公司 | Low-temperature drying equipment |
| CN112179066A (en) * | 2020-09-30 | 2021-01-05 | 湖北北新建材有限公司 | Thermal drying method and system for gypsum board |
| CN115900245A (en) * | 2022-11-14 | 2023-04-04 | 广东岭南制药有限公司 | Chemical bulk drug drying method and drying equipment with nitrogen protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181214 Termination date: 20200518 |