CN203625375U - Constant-temperature incubator - Google Patents
Constant-temperature incubator Download PDFInfo
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- CN203625375U CN203625375U CN201320717423.6U CN201320717423U CN203625375U CN 203625375 U CN203625375 U CN 203625375U CN 201320717423 U CN201320717423 U CN 201320717423U CN 203625375 U CN203625375 U CN 203625375U
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- casing
- incubator
- luggage carrier
- temperature sensor
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Abstract
The utility model relates to a constant-temperature incubator which comprises a box body (1), a box door (2), a carrier rack (3), a temperature sensor (4), a controller (5) and an external electric heating box (6), wherein the temperature sensor (4) is arranged below the carrier rack (3) in a sliding manner; the box body (1) is divided into a heating box body (13) and a culture box body (12); the electric heating box is communicated with the top of the culture box body (12) through an air return channel (7) and communicated with the heating box body (13) through an air inlet channel (8); at least one cylindrical hollow guide pipe (9) is vertically arranged on a partition plate between the heating box body (13) and the culture box body (12); the top end of the guide pipe (9) is closed, and a hole (91) is formed in the side wall; the heating box body (13) is communicated with the culture box body (12) through the hole of the guide pipe (9); an electric drive fan (11) is arranged at the outer parts of the box body of the culture box in the air inlet channel (8) and the air return channel (7) respectively.
Description
Technical field
The utility model relates to a kind of constant incubator, particularly, relates to a kind of electro-heating standing-temperature cultivator.
Background technology
In the grown cultures of biology, pharmaceutical engineering field various types of cells, and in scientific research, the production field such as environmental protection, medical treatment, health and epidemic prevention, medicine prison, farming animals and aquatic products, the electro-heating standing-temperature cultivator important thermostatic equipment that is absolutely necessary, for the cultivation to bacterium, mould and microorganism, preservation.And in the cultivation of bacterium, mould and microorganism, it is the most key fast and accurately temperature being controlled.
The incubator of prior art is at bottom half heating unit is set, and makes to reach in whole casing the problem of setting by the air of circumference.But this method is slow in reacting, being warming up to design temperature from room temperature needs the time long.And microorganism culturing is high for temperature requirement, temperature-rise period must have a negative impact to it for a long time.
In addition, the incubator of prior art is at bottom half, middle part or top set temperature inductor block, but for bulky incubator, this thermometric mode is inaccurate, and its temperature detection is fed back not in time, causes local heating too high.And in the time that culture is placed in incubator different positions, it is not accurate enough that its temperature control especially seems.
How to address the above problem, find the incubator of a kind of thermometric fast and accurately, intensification temperature control, seem particularly important.
Utility model content
The purpose of this utility model is to provide a kind of biological temperature-constant incubator, and this incubator can carry out thermometric, intensification temperature control to casing more fast and accurately.
For realizing the purpose of this utility model, adopt following technical scheme:
A kind of constant incubator, comprise casing 1, chamber door 2, luggage carrier 3, temperature sensor 4, controller 5 and external electrically heated case 6, temperature sensor 4 is slidably arranged at luggage carrier 3 belows, described casing 1 is separated into two independently spaces: the airtight heating casing 13 and the cultivation casing 12 that is positioned at casing 1 top that are positioned at casing 1 bottom, described electrically heated case is communicated with cultivation casing 12 tops by return air channel 7, and be communicated with by air intake passage 8 and heating casing 13, on dividing plate between heating casing 13 and cultivation casing 12, at least one cylindrical, hollow thrust-augmenting nozzle 9 is vertically set, the top closure of described thrust-augmenting nozzle 9, sidewall is offered at least one perforate 91, described heating casing 13 is connected with cultivation casing 12 by the perforate on thrust-augmenting nozzle 9, at the incubator box body external portion of air intake passage 8 and return air channel 7, an electrically driven (operated) fan 11 is set respectively.
According to constant incubator described in the utility model, described thrust-augmenting nozzle 9 arranges 2～10 row along incubator horizontal direction, and 2～5 rows are set along the longitudinal direction.
According to constant incubator described in the utility model, described thrust-augmenting nozzle 9 arranges 7 row along incubator horizontal direction, and 3 rows are set along the longitudinal direction.
According to the constant incubator described in the utility model any one, described thrust-augmenting nozzle sidewall is along the circumferential direction offered 2～10 row perforates 91,2～6 of every row.
According to constant incubator described in the utility model, described thrust-augmenting nozzle sidewall is along the circumferential direction offered 7 row perforates 91,4 of every row.
According to constant incubator described in the utility model, described air intake passage 8 is communicated with incubator at 1/2 place, incubator sidewall bottom.
One skilled in the art will appreciate that here 1/2 refer to 1/2 of the longitudinal width of casing.
According to constant incubator described in the utility model, interior well heater 12 and the temperature sensor 15 of arranging of described electrically heated case 6.
According to constant incubator described in the utility model, in incubator box body 1, be also provided with barrier sheet 10 with the below of return air channel 7 junctions, described barrier sheet horizontally-projected area is greater than the cross-sectional area of return air channel 7.
According to constant incubator described in the utility model, described luggage carrier 3 is the grid-like luggage carrier 3 of metal tube composition, and the groove 16 that described temperature sensor 4 is offered by luggage carrier 3 slides.
According to constant incubator described in the utility model, described temperature sensor 4 is 5, a temperature sensor is arranged at luggage carrier 3 lateral mid-point, and can be along longitudinally vertical slip of luggage carrier 3, it is casing insied width 1/5 place that all the other temperature sensors are arranged at respectively transverse distance box inside wall between two, and respectively between two can be along longitudinally vertical slip of luggage carrier 3; And luggage carrier 3 is arranged at 1/2 place of constant incubator height.
Through repetition test, find to arrange 5 when temperature sensor, height is at 1/2 of incubator height, and a center that is arranged on horizontal plane, when all the other are arranged between two transverse distance box inside wall and are casing insied width 1/5 place, the temperature in monitoring box body more accurately.
According to constant incubator described in the utility model, described all the other temperature sensors respectively with from its nearest incubator back wall inner side or a door wall inner distance be 1/4 of the incubator degree of depth.
The utility model is further found again, when all the other sensors except middle temperature sensor are in the time that casing 1/2 At The Height lays respectively at four jiaos of casing, namely divide and take leave of its nearest inner side-wall apart from being casing insied width 1/5, be 1/4 o'clock of the incubator degree of depth from nearest casing back wall inner side and door wall inner distance, the most accurate to the monitoring temperature in overall casing.
The temperature data collecting using multiple points as calculated machine calculates mean value as control temperature, by controller, temperature control is carried out in incubator inside, makes average temperatures identical with preset value, thereby makes temperature-controlled precision higher.
Casing back wall described in the utility model inner side refers to opens after chamber door the just inwall to user, and door wall inner side refers to the side of chamber door in casing;
Horizontal direction described in the utility model refers to the direction of vertical casing inner side-wall, and longitudinally refers to the depth direction of casing, the direction of door wall when vertical casing back wall and chamber door are closed.
Biological temperature-constant incubator tool of the present utility model has the following advantages:
1, the temperature sensor of incubator of the present utility model can slide, can be according to culture placement location monitoring temperature more accurately;
2, incubator of the present utility model, by specific position set temperature sensor, can more accurately be controlled the temperature inside the box;
3, incubator of the present utility model adds after warm air by external electrically heated case, then by fan, warm air is sent into incubator, can utmost dispatch heat up;
4, by the dual control to electrically heated case Heating temperature and rotation speed of the fan, can control more accurately incubator the temperature inside the box.
Accompanying drawing explanation
Fig. 1 is constant incubator structural representation of the present utility model; Wherein 1 is that casing, 2 is that chamber door, 3 is that luggage carrier, 4 is that temperature sensor, 5 is that controller, 6 is that external electrically heated case, 7 is that return air channel, 8 is that air intake passage, 9 is that thrust-augmenting nozzle, 10 is that barrier sheet, 11 is that fan, 12 is that cultivation casing, 13 is to heat casing;
Fig. 2 is the local enlarged diagram of thrust-augmenting nozzle in Fig. 1, and 91 is perforate;
Fig. 3 is the enlarged perspective of the electrically heated case of Fig. 1; Wherein 14 is the temperature sensor that well heater, 15 is electrically heated case;
Fig. 4 is the luggage carrier enlarged diagram of Fig. 1;
Fig. 5 is the luggage carrier front view of Fig. 4;
Fig. 6 is the partial enlarged drawing of the grid-like luggage carrier in the utility model one specific embodiment, and wherein 16 is groove.
Embodiment
Constant incubator of the present utility model, as shown in Figure 1, comprise casing 1, chamber door 2, luggage carrier 3, temperature sensor 4, controller 5 and external electrically heated case 6, described casing 1 is separated into two independently spaces: the airtight heating casing 13 and the cultivation casing 12 that is positioned at casing 1 top that are positioned at casing 1 bottom, described electrically heated case is communicated with cultivation casing 12 tops by return air channel 7, and be communicated with by air intake passage 8 and heating casing 13, described air intake passage 8 is communicated with incubator at 1/2 place, incubator sidewall bottom, on dividing plate between heating casing 13 and cultivation casing 12, at least one cylindrical, hollow thrust-augmenting nozzle 9 is vertically set, the top closure of described thrust-augmenting nozzle 9, sidewall is offered at least one perforate, described heating casing 13 is connected with cultivation casing 12 by the perforate on thrust-augmenting nozzle 9, at the incubator box body external portion of air intake passage 8 and return air channel 7, an electrically driven (operated) fan 11 is set respectively.Described thrust-augmenting nozzle 9 arranges 7 row along incubator horizontal direction, and 3 rows are set along the longitudinal direction.As shown in Figure 2, described thrust-augmenting nozzle sidewall is along the circumferential direction offered 7 row perforates, 4 of every row.Described electrically heated case 6 is interior arranges well heater 14 and temperature sensor 15(as shown in Figure 3).
Wherein temperature sensor 4 is slidably arranged at luggage carrier 3 belows.The groove 7 that described temperature sensor 4 is offered by luggage carrier 3 slides (as shown in Figure 6).Described temperature sensor 4 is 5.One of them temperature sensor is arranged at luggage carrier 3 lateral mid-point, and can be along longitudinally vertical slip of luggage carrier 3, it is casing insied width 1/5 place that all the other temperature sensors are arranged at respectively transverse distance box inside wall between two, and respectively between two can be along longitudinally vertical slip of luggage carrier 3, as shown in Figure 4; And luggage carrier 3 is arranged at 1/2 place of constant incubator height.
According to another embodiment of the utility model, described all the other temperature sensors be separately positioned on and from its nearest incubator back wall and door span from for the incubator degree of depth 1/4.That is to say, all the other sensors except middle temperature sensor are in the time that casing 1/2 At The Height lays respectively at four jiaos of casing, namely dividing and take leave of its nearest inner side-wall apart from being casing insied width 1/5, is 1/4 of the incubator degree of depth from nearest casing back wall inner side and a door wall inner distance.As shown in Figure 4.
According to the constant incubator of each embodiment above, described luggage carrier 3 is the grid-like luggage carrier 3 of metal tube composition.
Incubator simple in structure, in the time that culture is placed on incubator different positions, can change temperature sensor location in time, thereby obtains the most real temperature of culture lay down location.
In the time adopting multi-point temperature measurement, for example five temperature sensors noted earlier, gather after five point for measuring temperature temperature, calculate mean value, and control temperature with this.
In the time that incubator is worked, culture is placed on luggage carrier 3, set temperature sensor location, set culture temperature by controller 5, well heater 14 in external electrically heated case 6 starts heating, rises to after design temperature until the external interior temperature of electrically heated case 6, opens the fan 11 of air intake passage 8 and return air channel 7 simultaneously, the air of high temperature is entered rapidly in the heating casing 13 of incubator, and enter and cultivate casing 12 by the perforate on thrust-augmenting nozzle 9.And freezing air in incubator taken away by return air channel, can make like this temperature in incubator rise to rapidly design temperature.Because the perforate of thrust-augmenting nozzle is all opened at sidewall, and its top is sealing, therefore air-flow can directly not impact culture, can not pollute culture therefrom.
In another embodiment of the utility model, also in incubator box body 1 with below return air channel 7 junctions, be provided with barrier sheet 10, described barrier sheet horizontally-projected area is greater than the cross-sectional area of return air channel 7.The utility model, by be provided with barrier sheet 14 in casing 1 with below return air channel 7 junctions, can further stop the air turbulence that fan 11 high speed rotating may cause culture, thereby avoid the pollution to culture.
Checking example
The utility model also provides following checking example, to prove effect of the present utility model:
The compound of one group of differing temps fusing point of this experimental selection, detects the accuracy of monitoring temperature in incubator:
Acenaphthene: colourless acicular crystal, 95 ℃ of fusing points;
Aspergillic acid: lark needle crystal, 97～99 ℃ of fusing points;
Luxuriant and rich with fragrance: white plates crystal, 100 ℃ of fusing points;
Benzoyl peroxide, 103 ℃ of fusing points;
Vitamin K3: yellow crystalloid powder, 105～107 ℃ of fusing points;
Sophorine, the thick needle crystal of white, 108～109 ℃ of fusing points;
Method: get above-claimed cpd, be placed in side by side the point for measuring temperature in incubator, fix temperature sensor location, opening controller, by Temperature Setting in the minimum melting point compound temperature of fusing point, after the constant 10min of design temperature, close incubator wait cultivating the temperature inside the box, take out compound and observe melting state.
Getting above-claimed cpd is placed in respectively in six lattice glass parcel trays, each grid is of a size of 10 × 10mm, prepares five same parcel trays, and one is placed in the central authorities of luggage carrier, another four are placed in respectively four jiaos of luggage carrier side by side, and divide and take leave of nearest inwall apart from being 1/4 of respective width.A temperature sensor is placed in to luggage carrier 3 lateral mid-point, and all the other temperature sensors divide takes leave of its nearest inner side-wall apart from being casing insied width 1/5, is 1/4 of the incubator degree of depth, as shown in Figure 4 from nearest casing back wall inner side and a door wall inner distance.
Opening controller, at 95 ℃, 95 ℃ constant 10min after stops heating wait cultivating the temperature inside the box by Temperature Setting, takes out test compound, check and find that five parts of acenaphthenes all melt, and other compounds is crystal habit.
Above-mentioned parcel tray is filled after sample again, reappose by above-mentioned position, opening controller, by Temperature Setting at 105 ℃, after 105 ℃ of constant 10min, stop heating wait cultivating the temperature inside the box, take out test compound, check and find that five parts of acenaphthenes, aspergillic acid, phenanthrene, benzoyl peroxide and vitamin K3s all melt, and sophorine is crystal habit.
Above-mentioned parcel tray is filled after sample again, reappose by above-mentioned position.Close the temperature sensor of four jiaos, the temperature sensor of a unique unlatching is placed in to luggage carrier 3 lateral mid-point.
Opening controller, by Temperature Setting at 95 ℃, after 95 ℃ of constant 10min, stop heating wait cultivating the temperature inside the box, take out test compound, check and find that five parts of acenaphthenes, aspergillic acid, phenanthrene all melt, near three parts of benzoyl peroxide fusings of incubator back wall and central authorities, all the other compounds keep crystal habit.
Above-mentioned parcel tray is filled after sample again, reappose by above-mentioned position.A temperature sensor is placed in to luggage carrier 3 lateral mid-point, and all the other temperature sensors divide takes leave of its nearest inner side-wall apart from being casing insied width 1/3, is 1/3 of the incubator degree of depth from nearest casing back wall inner side and a door wall inner distance.
Opening controller, at 95 ℃, 95 ℃ constant 10min after stops heating wait cultivating the temperature inside the box by Temperature Setting, take out test compound, check and find that five parts of acenaphthenes, aspergillic acids all melt, the right is near the phenanthrene fusing of casing back wall, and all the other compounds keep crystal habit.
Above-mentioned test proves, incubator of the present utility model can be controlled temperature the most accurately.
Claims (10)
1. a constant incubator, comprise casing (1), chamber door (2), luggage carrier (3), temperature sensor (4), controller (5) and external electrically heated case (6), it is characterized in that, temperature sensor (4) is slidably arranged at luggage carrier (3) below, described casing (1) is separated into two independently spaces: be positioned at the airtight heating casing (13) of casing (1) bottom and be positioned at the cultivation casing (12) on casing (1) top, described electrically heated case is communicated with cultivation casing (12) top by return air channel (7), and be communicated with by air intake passage (8) and heating casing (13), on dividing plate between heating casing (13) and cultivation casing (12), at least one cylindrical, hollow thrust-augmenting nozzle (9) is vertically set, the top closure of described thrust-augmenting nozzle (9), sidewall is offered at least one perforate (91), described heating casing (13) is connected with cultivation casing (12) by the perforate on thrust-augmenting nozzle (9), in the incubator box body external portion of air intake passage (8) and return air channel (7), an electrically driven (operated) fan (11) is set respectively.
2. constant incubator according to claim 1, is characterized in that, described thrust-augmenting nozzle (9) arranges 2～10 row along incubator horizontal direction, and 2～5 rows are set along the longitudinal direction.
3. constant incubator according to claim 2, is characterized in that, described thrust-augmenting nozzle (9) arranges 7 row along incubator horizontal direction, and 3 rows are set along the longitudinal direction.
4. according to the constant incubator described in claim 1～3 any one, it is characterized in that, described thrust-augmenting nozzle sidewall is along the circumferential direction offered 2～10 row perforates (91), 2～6 of every row.
5. constant incubator according to claim 4, is characterized in that, described thrust-augmenting nozzle sidewall is along the circumferential direction offered 7 row perforates (91), 4 of every row.
6. constant incubator according to claim 1, is characterized in that, well heater (12) and temperature sensor (15) are set in described electrically heated case (6).
7. constant incubator according to claim 1, is characterized in that, in incubator box body (1), is also provided with barrier sheet (10) with the below of return air channel (7) junction, and described barrier sheet horizontally-projected area is greater than the cross-sectional area of return air channel (7).
8. constant incubator according to claim 1, is characterized in that, described luggage carrier (3) is the grid-like luggage carrier (3) of metal tube composition, groove (16) slip that described temperature sensor (4) is offered by luggage carrier (3).
9. constant incubator according to claim 1, it is characterized in that, described temperature sensor (4) is 5, a temperature sensor is arranged at luggage carrier (3) lateral mid-point, and can be along longitudinally vertical slip of luggage carrier (3), it is casing insied width 1/5 place that all the other temperature sensors are arranged at respectively transverse distance box inside wall between two, and respectively between two can be along longitudinally vertical slip of luggage carrier (3); And luggage carrier (3) is arranged at 1/2 place of constant incubator height.
10. constant incubator according to claim 9, is characterized in that, described all the other temperature sensors respectively with from its nearest incubator back wall inner side or a door wall inner distance be 1/4 of the incubator degree of depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717423.6U CN203625375U (en) | 2013-11-14 | 2013-11-14 | Constant-temperature incubator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717423.6U CN203625375U (en) | 2013-11-14 | 2013-11-14 | Constant-temperature incubator |
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| Publication Number | Publication Date |
|---|---|
| CN203625375U true CN203625375U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320717423.6U Expired - Fee Related CN203625375U (en) | 2013-11-14 | 2013-11-14 | Constant-temperature incubator |
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| Country | Link |
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| CN (1) | CN203625375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029060A (en) * | 2019-04-28 | 2019-07-19 | 祝亚琴 | Constant incubator is used in a kind of experiment |
-
2013
- 2013-11-14 CN CN201320717423.6U patent/CN203625375U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029060A (en) * | 2019-04-28 | 2019-07-19 | 祝亚琴 | Constant incubator is used in a kind of experiment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140604 Termination date: 20141114 |
|
| EXPY | Termination of patent right or utility model |