CN100434793C - Fluorescent lamp container as ready for use - Google Patents
Fluorescent lamp container as ready for use Download PDFInfo
- Publication number
- CN100434793C CN100434793C CNB2005101076225A CN200510107622A CN100434793C CN 100434793 C CN100434793 C CN 100434793C CN B2005101076225 A CNB2005101076225 A CN B2005101076225A CN 200510107622 A CN200510107622 A CN 200510107622A CN 100434793 C CN100434793 C CN 100434793C
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- fluorescent tube
- orders
- awaiting
- accommodating device
- heater
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Abstract
A fluorescent tube holding device includes a casing with an orders-awaiting slot for providing the fluorescent tube with the stay space while awaiting orders and a heater mounted on the first side of the above orders-awaiting slot for producing heat to heat the fluorescent tube. When the fluorescent tube is in the orders-awaiting state, the heating element disposed in the orders-awaiting slot of the holding device is used for heating the fluorescent tube and makes the fluorescent tube maintain in the optimum working temperature range.
Description
Technical field
The present invention relates to a kind of fluorescent tube accommodating device, relate in particular to a kind of accommodating device of when fluorescent tube is awaited orders, taking in fluorescent tube.
Background technology
Facsimile machine, scanner, copying machines, even demand devices such as multifunctional paper feeding machine such as integration printing, scanning, fax and photomechanical printing have become the popularization electronic product that is seen everywhere.For file conversion being become operational image, these equipment all possess scanning means.Use cathode fluorescent tube as scanning light source in the general scanning means, being emitted beam by cathode fluorescent tube shines on the file to be scanned, receives and be converted to numerical data by the optical sensor in the scanning means again after light reflects.
Please refer to Fig. 1, Fig. 1 shows existing cathode fluorescent tube time dependent curve of brightness in hot machine process, and wherein transverse axis is represented the time, and the longitudinal axis is represented brightness.After cathode fluorescent tube must reach uniform temperature, just can discharge enough charged particles so that stable light to be provided.In general, this section is referred to as (t0～t1), need cost 45 seconds to 90 seconds usually of hot machine time heat time heating time.By finding among Fig. 1, cathode fluorescent tube begin from hot machine (that is the t0 Fig. 1) during this section that enough and stable brightness (that is the t1 among Fig. 1) can be provided in, its brightness alters a great deal, be not suitable for carrying out chromoscan, must wait until that hot machine process finishes back (after the t1 among Fig. 1), the light luminance that cathode fluorescent tube provides tends towards stability and light luminance when enough, and scanning means just is fit to scan.
Yet the tediously long puzzlement that causes in the use of hot machine time, in order to shorten the hot machine time of cathode fluorescent tube, in the prior art by heater is set on fluorescent tube to quicken the hot motor-driven work of cathode fluorescent tube.As TaiWan, China I225269 number, in people such as Anderson application be called " be heated line wrap up in around cold-cathode fluorescence lamp (CCFL) and make machine " patent announcement disclosed in the fluorescent tube heater, it makes the hot machine time of fluorescent tube when using for the first time can foreshorten to 30 seconds by being wrapped in the nickel filament heating fluorescent tube on the fluorescent tube.And make fluorescent tube when awaiting orders, have heat insulation effect, and can when awaiting orders, enter the optimum temperature state with the interior fluorescent tube that makes 3 seconds by means of nickel filament heating.Other prior art installs heater all in a similar manner additional on fluorescent tube, with the long problem of hot machine time that solves fluorescent tube.But it's a pity, the practice of above-mentioned prior art since in operating process nickel filament may rupture inconvenient maintenance, and nickel filament itself also belongs to the higher part of manufacturing cost.In addition, aforementioned patent utilizes the practice that nickel filament is wound in fluorescent tube also with shaded portions light, and the luminous efficiency of fluorescent tube and luminescent quality are reduced.
Summary of the invention
In view of the above, main purpose of the present invention is to provide a kind of accommodating device of taking in fluorescent tube when fluorescent tube is awaited orders, to solve described problem.
The accommodating device of taking in fluorescent tube when fluorescent tube is awaited orders provided by the present invention comprises: housing, which is provided with orders-awaiting slot, and this groove is used to provide the space that fluorescent tube stops when awaiting orders; And heater, first side that it is installed in described orders-awaiting slot is used for producing heat energy with the heating fluorescent tube.
The present invention provides a kind of accommodating device of taking in fluorescent tube when fluorescent tube is awaited orders in addition, and it comprises: housing, which is provided with orders-awaiting slot, and this groove is used to provide the space that fluorescent tube stops when awaiting orders; And refrigerator, first side that it is installed in orders-awaiting slot is used for fluorescent tube is heated or makes fluorescent tube cooling.
The present invention also provides a kind of scanner with fluorescent tube accommodating device, and it comprises housing; The fluorescent tube accommodating device, it is fixed in a side of described housing, and described fluorescent tube accommodating device is provided with orders-awaiting slot, and this groove is used to provide the space that fluorescent tube stops when awaiting orders; And heater, first side that it is installed in described orders-awaiting slot is used for producing heat energy with the heating fluorescent tube.
Description of drawings
Fig. 1 shows existing cathode fluorescent tube time dependent curve of brightness in hot machine process;
Fig. 2 is a schematic diagram of taking in the accommodating device of fluorescent tube when fluorescent tube is awaited orders of the present invention;
It stayed in the side schematic view in the orders-awaiting slot when Fig. 3 awaited orders for fluorescent tube;
Fig. 4 is the schematic diagram of an embodiment of heater in the accommodating device shown in Figure 2;
Fig. 5 shows the operating temperature of fluorescent tube and the relation curve of surface brightness;
Fig. 6 is the schematic diagram of the accommodating device of another embodiment of the present invention.
Description of reference numerals
40 fluorescent tubes, 50,150 accommodating devices
60 housings, 70 orders-awaiting slots
80 heaters, 81,82 heating clump districts
85 substrates, 90 reflector plates
110 switch, 120 thermistors
180 refrigerators
The specific embodiment
Please refer to Fig. 2 and Fig. 3.Fig. 2 is a schematic diagram of taking in the accommodating device 50 of fluorescent tube 40 when fluorescent tube 40 is awaited orders of the present invention.Fig. 3 is for staying in the side schematic view in the orders-awaiting slot 70 when fluorescent tube 40 is awaited orders.Accommodating device 50 comprises: housing 60 which is provided with orders-awaiting slot 70; Heater 80 and reflector plate 90.Orders-awaiting slot 70 is used to provide the space that fluorescent tube 40 stops when awaiting orders.Heater 80 is set at first side of orders-awaiting slot 70, is used for producing heat energy, with heating fluorescent tube 40.
When the electric power starting of the scanner that accommodating device 50 is housed during in armed state, in case fluorescent tube 40 receives the instruction of preparing luminous scanning, the electrode tip of fluorescent tube 40 will begin to be heated to gradually the optimum temperature state.This moment as shown in Figure 3, because fluorescent tube 40 stays in the accommodating device 50 of the present invention, heater 80 also can produce heat energy and with thermal energy transfer to fluorescent tube 40, providing external heat source, and fluorescent tube 40 is heated to optimum temperature to the fluorescent tube 40 that is heating.In addition, in one embodiment of the present invention, accommodating device 50 not only just works when fluorescent tube 40 receives scan command, and can (or power knob is not opened at the scanner electric power starting of installing, but but be in the power supply state that plug is plugged) time row heating fluorescent tube 40 directly, make fluorescent tube 40 after receiving scan command, be heated to optimum temperature quickly, therefore can further shorten the time of fluorescent tube 40 heating.
Because heater 80 can make fluorescent tube 40 be heated to optimum temperature, therefore, will can further improve the efficiency of heating surface as if making full use of the heat energy that heater 80 sent.In one embodiment of the present invention, accommodating device 50 also comprises reflector plate 90, this reflector plate is located at second side in the orders-awaiting slot 70, what is called second side that reflector plate 90 is installed is for first side that heater 80 is installed, that is, heater 80 and reflector plate 90 are installed on the relative both sides of heated fluorescent tube 40 respectively.When the heat energy that is produced when heater 80 is passed to fluorescent tube 40 in thermal-radiating mode, partial heat energy is not absorbed and dissipation by fluorescent tube 40, the heat energy of dissipation this moment will be passed to by the reflection of reflector plate 90 on the fluorescent tube 40 once more, so can improve the thermal effect that adds of heater 80 greatly.In a preferred implementation of the present invention, housing 60 is made of the material with low-heat biography coefficient, and reflector plate 90 is made of the material that heat radiation is had high reflectance, and it is attached at the zone that is not provided with heater 80 in the orders-awaiting slot 70.
Please refer to Fig. 4.Fig. 4 is the schematic diagram of accommodating device 50 internal heaters 80 in an embodiment of the present invention.Because the heating of fluorescent tube 40 mainly concentrates on the electrode tip at two ends, therefore heater 80 has the heating clump district 81 and 82 of distribution comparatively dense in two ends, so can be with the two end electrodes head of more centralized heat energy, to reduce thermal waste and to improve the efficiency of heating surface in the needs heating.The middle circuit pack of heater 80 then can linear fashion be communicated with.Heater 80 of the present invention can be metal wire, more specifically, can utilize the heating joint strip that for example generally is used for the rear auto window de-fog or heater wire is printed in glass printing on glass (heater on glass, HOG) structure.Print one deck partiting thermal insulation plate on substrate 85 earlier, stamping with the elargol is the reflecting plate of material again, and reserves the lead-in wire of heater 80 in reflecting plate, stamps the major part of carbon film as heater 80 at last.Certainly, the wire laying mode of heater 80 can not be subjected to the restriction of this embodiment, can also have other form.
Please refer to Fig. 5.Fig. 5 shows the operating temperature of fluorescent tube 40 and the relation curve of surface brightness.As shown in Figure 5, when fluorescent tube 40 was heated to specified temp T1, it had maximum surface brightness L1, and this specified temp T1 is not high more good more.In fact as shown in Figure 5, after the operating temperature of fluorescent tube 40 is higher than this specified temp T1, its surface brightness begins to descend on the contrary, therefore, at the scanning means duration of work, fluorescent tube 40 being remained in the scope of specified temp T1 (be about usually about 50 ℃, look the product of each manufacturer and different) to make fluorescent tube 40 have best luminous efficiency.Therefore, in another embodiment of the present invention, realize the acceleration heating of fluorescent tube and the purpose of temperature control by refrigerator.
In addition, when accommodating device 50 of the present invention is applied to Optical devices as scanner and so on, accommodating device 50 is fixed in a side of scanner, and does not move with fluorescent tube 40.40 of fluorescent tubes are installed in the scanner in a movable manner, when accommodating device 50 included orders-awaiting slots 70 are used for returning in the working region of fluorescent tube 40 self-scanning instrument, for fluorescent tube 40 provides the space of awaiting orders, wherein, the heater 80 that fluorescent tube 40 is heated is because of being installed on a side of orders-awaiting slot 70, and do not move with fluorescent tube 40, therefore, technical characterictic of the present invention is different from the heater of fluorescent tube in the prior art with the mobile embodiment of fluorescent tube.When fluorescent tube 40 was awaited orders in orders-awaiting slot 70,40 heating of 80 pairs of fluorescent tubes of heater were to maintain suitable operating temperature with fluorescent tube 40.
Please refer to Fig. 6, Fig. 6 is the schematic diagram of accommodating device 150 in another embodiment of the present invention.Different with last embodiment is in accommodating device 150, with the heater 80 in the refrigerator 180 replacement accommodating devices 50, and one or more thermistor 120 to be set in addition in the orders-awaiting slot 70 of accommodating device 150.Accommodating device 150 is identical with last embodiment in the heating period of fluorescent tube 40, both sides at refrigerator 180 also can be as heater 80, has bigger area in both sides near fluorescent tube 40 electrode tips, so that higher thermal source to be provided, and before fluorescent tube 40 arrives optimum temperature, heat fluorescent tube 40, to shorten heat time heating time.
As previously mentioned, fluorescent tube 40 has optimal luminescent efficient when specified temp T1, therefore can be at the thermistor 120 that is provided with on the orders-awaiting slot 70 of accommodating device 150 in the temperature of fluorescent tube 40 senses fluoresced light fluorescent tube 40 when orders-awaiting slot 70 is awaited orders, when the temperature of the fluorescent tube 40 that senses is higher than specified temp T1 to a temperature range, send sensor signal, and switch the polarity of refrigerator 180 by the switch 110 that is electrically connected on refrigerator 180.When the reversing of refrigerator 180, the one side of heating fluorescent tube 40 in the refrigerator 180 (that is in the refrigerator 180 thermoae) will change the cold utmost point in the refrigerator 180 into originally, and fluorescent tube 40 is lowered the temperature.On the other hand, when thermistor 120 senses when the temperature of the fluorescent tube 40 of orders-awaiting slot 70 is lower than specified temp T1 to a temperature range, switch 110 switches the polarity of refrigerator 180 once more, so that fluorescent tube 40 is heated.So fluorescent tube 40 can be controlled in the operating temperature range, and when the temperature of fluorescent tube 40 exceeds the scope (as T1 ± t ℃) of specified temp T1, dynamically switch the polarity of refrigerator 180, fluorescent tube is carried out best temperature control.
Utilize the accommodating device of heating fluorescent tube of the present invention, when fluorescent tube is in off working state, heating element heater is set with the heating fluorescent tube in orders-awaiting slot, at fluorescent tube heating fluorescent tube and fluorescent tube maintained the optimum working temperature scope when idle, and then can solve in the prior art problem that heater is installed on institute's light-shielding that causes and cost of manufacture raising on the fluorescent tube.
Below only preferred implementation of the present invention is illustrated, obviously, all equivalents of making in the claimed scope of claim of the present invention all covered in the scope of the present invention with modification.
Claims (4)
1. accommodating device of taking in fluorescent tube when fluorescent tube is awaited orders comprises:
Housing which is provided with orders-awaiting slot, and this groove is used for providing when awaiting orders for described fluorescent tube the space of stop; And
Refrigerator, first side that it is installed in described orders-awaiting slot is used for described fluorescent tube is heated or makes the cooling of described fluorescent tube.
2. accommodating device as claimed in claim 1 wherein, also comprises reflector plate, and second side that it is installed in the described orders-awaiting slot is used for the heat energy that described refrigerator produces is reflexed on the described fluorescent tube.
3. accommodating device as claimed in claim 1 wherein, also comprises thermistor, and it is installed on the described orders-awaiting slot, is used for the temperature of the described fluorescent tube of sensing.
4. accommodating device as claimed in claim 1 wherein, also comprises switch, and it is electrically connected with described refrigerator, is used for switching the polarity of described refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101076225A CN100434793C (en) | 2005-09-29 | 2005-09-29 | Fluorescent lamp container as ready for use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101076225A CN100434793C (en) | 2005-09-29 | 2005-09-29 | Fluorescent lamp container as ready for use |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1940382A CN1940382A (en) | 2007-04-04 |
| CN100434793C true CN100434793C (en) | 2008-11-19 |
Family
ID=37958796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101076225A Expired - Fee Related CN100434793C (en) | 2005-09-29 | 2005-09-29 | Fluorescent lamp container as ready for use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100434793C (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH117817A (en) * | 1997-06-13 | 1999-01-12 | Ushio Inc | Lighting unit for document surface reading |
| JP2002099194A (en) * | 2000-09-25 | 2002-04-05 | Canon Inc | Image forming device |
| CN2615857Y (en) * | 2003-01-21 | 2004-05-12 | 亚帝欧实业有限公司 | Cold cathode fluorescent lamp tube fast hyperthermic structure |
| CN1502844A (en) * | 2002-11-19 | 2004-06-09 | ��������˹�����տ����� | CCFL wrapped with a heater wire, and machines for manufacturing same |
-
2005
- 2005-09-29 CN CNB2005101076225A patent/CN100434793C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH117817A (en) * | 1997-06-13 | 1999-01-12 | Ushio Inc | Lighting unit for document surface reading |
| JP2002099194A (en) * | 2000-09-25 | 2002-04-05 | Canon Inc | Image forming device |
| CN1502844A (en) * | 2002-11-19 | 2004-06-09 | ��������˹�����տ����� | CCFL wrapped with a heater wire, and machines for manufacturing same |
| CN2615857Y (en) * | 2003-01-21 | 2004-05-12 | 亚帝欧实业有限公司 | Cold cathode fluorescent lamp tube fast hyperthermic structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1940382A (en) | 2007-04-04 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081119 Termination date: 20120929 |