CN2413643Y - Ninhydrin/DFO fumigation dispaly cabinet - Google Patents
Ninhydrin/DFO fumigation dispaly cabinet Download PDFInfo
- Publication number
- CN2413643Y CN2413643Y CN00231311U CN00231311U CN2413643Y CN 2413643 Y CN2413643 Y CN 2413643Y CN 00231311 U CN00231311 U CN 00231311U CN 00231311 U CN00231311 U CN 00231311U CN 2413643 Y CN2413643 Y CN 2413643Y
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- cabinet
- dfo
- chip microcomputer
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Abstract
The utility model relates to a ninhydrin / DFO fumigation display cabinet. The utility model comprises a cabinet body, wherein a rack is arranged in a cabinet bin of the cabinet body, a temperature-sensitive element and a humidity-sensitive element are installed on the upper part of the cabinet bin of which the lower part is provided with an electric heater, and a humidifier is arranged on the bottom of the cabinet bin; a control circuit which is composed of a single-chip microcomputer, an analog switch, an analogue-to-digital converter, a control key, an indicating lamp, a display and three drivers is installed in the bottom of the cabinet body, and a control panel is installed on the outer wall of the bottom of the cabinet body. The utility model has the structure that a microcomputer circuit is adopted to form closed-loop control, the product of the utility model is highly intelligentized and automated and has favorable performance, and the utility model has the advantages of full reaction of fingerprint substances, display rate raise and convenient and rapid operation.
Description
This utility model relates to a kind of smoked equipment that shows that is used to show impression of the hand.
The smoked equipment that shows of existing 1,2,3-indantrione monohydrate/DFO is made up of external ultrasound atomizer and the smoked casing that shows the impression of the hand sample, and ultrasound atomizer makes the intravital sample of case manifest impression of the hand by pipeline humidification in casing.Its shortcoming is: because the humidification amount of ultrasound atomizer is little, need the long time just can reach the damp condition of 1,2,3-indantrione monohydrate optimum response; Simultaneously, because the water smoke temperature that ultrasound atomizer produced is the temperature of normal-temperature water, can cause damage for the temperature inside the box of heating, this is irrational beyond doubt for the optimum condition that forms reaction; In addition, ultrasound atomizer separates with casing, also causes the whole instrument structure not compact, not rigorous.
In view of above-mentioned, the purpose of this utility model provides a kind of 1,2,3-indantrione monohydrate/DFO fumigation dispaly cabinet, and it can make the fingerprint material fully react, and improve and show rate, and convenient to operation.
For achieving the above object, this utility model is by the following technical solutions:
1,2,3-indantrione monohydrate/DFO fumigation dispaly cabinet comprises the cabinet of being with the cabinet door, establishes rack in the cabinet storehouse of cabinet, and temperature sensing element and dew cell are equipped with in top, cabinet storehouse, and bottom, cabinet storehouse is provided with electric heater, and bottom, cabinet storehouse is provided with humidifier; The bottom of cabinet bulk built-in control circuit, the bottom of cabinet bulk outer wall is equipped with control panel; Control circuit is made up of single-chip microcomputer, analog switch, A/D converter, control button, display lamp, display, three drivers, wherein: the input of three drivers connects first data port of single-chip microcomputer, and the output of three drivers connects electric heater, humidifier, air circulation fans respectively; The input of display connects second data port of single-chip microcomputer; Temperature sensing element and dew cell are connected to the input of A/D converter through analog switch, and the output of A/D converter, the output of control button, the input of display lamp all connect the 3rd data port of single-chip microcomputer.
In implementing measure of the present utility model:
The 3rd data port of described single-chip microcomputer connects sound circuit;
Described display is the digital display tube of light emitting diode;
Top, described cabinet storehouse is provided with rack;
Described cabinet door is a glass door.
To show impression of the hand fingerprint optimum condition be in 80 ℃ of-100 ℃ of temperature and 80%-100%RH humidity for aminoacid reaction in 1,2,3-indantrione monohydrate and the finger sweat vestige, and the optimum condition of DFO reaction is the temperature greater than 100 ℃.
This utility model uses the cabinet storehouse of the cabinet that has insulation, seals as the reaction environment space, humidifier, heater, air circulation fans are fixed therein, with programmable single chip computer as control core, cooperate various functional chips to constitute control circuit, according to display lamp, button and the voice suggestion of scm software programme-control panel, but form complete people be impose a condition, the closed-loop control system of heating and moistening, constant temperature and humidity automatically.
The utility model has the advantages that:
1. because of adopting the method humidification of heating water generates steam, its humidification amount is big, and high-temperature steam also forms favourable replenishing to the temperature rise in the cabinet storehouse simultaneously, so improved the efficient that humidification is heated, is more suitable for generating the suitable environment and the condition of ninhydrin reaction;
2. be installed in cabinet inside owing to humidifier, so compact overall structure is reasonable;
3. because of adopting microcomputer circuit to form closed loop control, so intelligent automaticization of product degree height, performance are good; Since adopt voice suggestion, so made things convenient for user, even the abecedarian also is easy to grasp.
Describe in detail below in conjunction with drawings and Examples.
Fig. 1 is a cabinet body structure sketch map of the present utility model;
Fig. 2 is a control circuit block diagram of the present utility model;
Fig. 3 is circuit theory diagrams of the present utility model.
See also Fig. 1.This utility model is a kind of 1,2,3-indantrione monohydrate/DFO fumigation dispaly cabinet, it has the cabinet 5 of a band cabinet door 1, the top, cabinet storehouse of cabinet 5 is provided with temperature sensing element 3, dew cell 4, middle part, cabinet storehouse is provided with movable rack 7, bottom, cabinet storehouse is provided with electric heater 8 (employing quartz heating-pipe) and humidifier 9 (adopting the electric-heating steam tank), and the air circulation fans (not shown) also is housed in the cabinet storehouse.In the bottom interlayer of cabinet 5 control circuit is housed, outer wall is equipped with control panel before the bottom, is equipped with on the panel: 10,80 ℃ of temperature of on and off switch set display lamp 11, temperature set 12,100 ℃ of temperature of button set display lamp 13, * 10 branches (second) time set button 14, heat/constant temperature/starting state display lamp 15, * 10 and * 1 branch (second) nixie display 16, * 1 branch (second) time set button 17, DFO status indicator lamp 18,1,2,3-indantrione monohydrate status indicator lamp 19, smoked apparent kind selection key 20, smoke start showing and move button 21.
See also Fig. 2.Control circuit comprises single-chip microcomputer T1, analog switch T2, A/D converter T3, output driver T4, input buffer T5, one group of button W, one group of LED light D, two LED nixie displaies 16, three driver T12-T10.Wherein: temperature sensing element 3 and dew cell 4 are connected to the input of A/D converter T3 through analog switch T2; The output of button W meets input buffer T5; The output of output driver T4 meets display lamp D; The input of the output of A/D converter T3 and input buffer T5 and output driver T4 all connects the P2 data port of single-chip microcomputer T1, the input of nixie display 16 connects the P1 data port of single-chip microcomputer T1, the input of driver T12-T10 connects the P0 data port of single-chip microcomputer T1, and the output of driver T12-T10 drives electric heater 8, humidifier 9, air circulation fans 22 respectively.
See also Fig. 3: T1-T5 is corresponding with the label among Fig. 2 respectively; RS, RT promptly are respectively aforesaid temperature sensing element 3 and dew cell 4; W1, W2 ... it is above-mentioned button; D1, D2 ... it is above-mentioned display lamp; The upper right corner is two seven sections LED nixie displaies, and its input connects P1, the P0 data port of single-chip microcomputer T1; The P02 of single-chip microcomputer T1-P00 end is connected to the driver that is made of 3 bidirectional triode thyristor T12-T10 through amplifier T13-T15, optical coupler T7-T9 respectively.
In addition: also pick out a sound circuit T6 from the P2 data port of single-chip microcomputer T1, its output meets speaker S; Top, cabinet storehouse also can be provided with rack 6; Cabinet door 1 is for having the glass door of combining glass 2; Display 16 also can be selected the display element of other type (as LCD etc.) for use.
Narrate operation principle below:
In 4 I/O passages of single-chip microcomputer T1: the P02 of P0 mouth-P00 end is respectively applied for that control is heated, humidification, air circulation; The P1 mouth is used for the digital display tube 16 of driving LED; The P2 mouth is used for data/address bus; The P3 mouth is used for the sheet selected control system of each functional chip.
The effect of 5 control buttons is: design temperature, can select to set 80 ℃ or 100 ℃; Regularly high-order (ten) and low level (individual position) numeral is set; The reactive species options button can be selected 1,2,3-indantrione monohydrate or DFO mode; Start key is after reaching by imposing a condition, and presses fast after under voice suggestion sample being inserted the cabinet storehouse, begins reaction.
5 LED lights are respectively applied for and show following duty: set and work in 80 ℃ of temperature, 100 ℃ of demonstrations; Select to show in the ninhydrin reaction mode; Select to show in the DFO reactive mode; Also have a variable color luminous tube that is three kinds of colors three kinds of states in the corresponding demonstration work respectively: red display is corresponding to (humidification) state of heating, green corresponding to constant temperature (constant humidity) state, and is yellow corresponding to starting reactive state.Two LED nixie displaies 16 are used to show work timing, the 1,2,3-indantrione monohydrate mode react start the back regularly unit be " second ", the DFO mode react start the back regularly unit be " minute ".
The P2 mouth of single-chip microcomputer T1 reads the setting situation of the relevant button that input buffer T5 sends here, again by P1 mouth, the bright corresponding display lamp of P2 stomion and display, according to the setup parameter of relevant button, drive electric heater heating, humidifier humidification and circulating fan work through optical coupler T7-T9 by its P0 mouth.Therebetween, temperature in the cabinet storehouse, humidity convert electric weight to through respective sensor (temperature sensing element 3 and dew cell 4), being transformed into digital quantity through T3 again send single-chip microcomputer T1 to handle in real time, temperature humidity situation in the cabinet storehouse that single-chip microcomputer T1 sends here according to temperature sensing element 3 and dew cell 4, correspondingly drive electric heater heating, humidifier humidification and circulating fan work, thereby constitute the closed loop control of temperature and humidity, in the cabinet storehouse, form the smoked environment that shows of constant temperature and humidity.Single-chip microcomputer is also controlled sound circuit T6 and is sent corresponding voice suggestion in each step of work process, in order to operation.
Operating process of the present utility model is as follows:
Handle the DFO impression of the hand: tank is filled opening power behind the water, under voice suggestion, temperature is set at 100 ℃, mode of heating is chosen as " DFO "; When temperature is raised to 100 ℃, under voice suggestion, open the cabinet door, will soak the sample of DFO solution rapidly and put on the rack of fumigation dispaly cabinet, and close the Over-The-Counter door; With timing setting is about 10 minutes and by start key, then after, under voice suggestion powered-down, take out sample, under alternative light source, observe and manifest effect.(temperature also can be set at 80 ℃, but answers proper extension heat time heating time)
Handle the 1,2,3-indantrione monohydrate impression of the hand: tank is filled opening power behind the water, under voice suggestion, temperature is set at 100 ℃, mode of heating is selected 1,2,3-indantrione monohydrate; When temperature is raised to 100 ℃, under voice suggestion, open the cabinet door, will soak the sample of ninhydrin solution rapidly and put on the rack of fumigation dispaly cabinet, and close the Over-The-Counter door; With timing setting is about 10 seconds and by start key, then after, under voice suggestion powered-down, take out sample, under natural light, observe and manifest effect.
Claims (5)
1. 1,2,3-indantrione monohydrate/DFO fumigation dispaly cabinet comprises the cabinet of being with the cabinet door, is provided with rack in the cabinet storehouse of cabinet, it is characterized in that:
Temperature sensing element and dew cell are equipped with in top, cabinet storehouse, and bottom, cabinet storehouse is provided with electric heater, and bottom, cabinet storehouse is provided with humidifier;
The bottom of cabinet bulk built-in control circuit, the bottom of cabinet bulk outer wall is equipped with control panel;
This control circuit is made up of single-chip microcomputer, analog switch, A/D converter, control button, display lamp, display, three drivers, wherein: the input of three drivers connects first data port of single-chip microcomputer, and the output of three drivers connects electric heater, humidifier, air circulation fans respectively; The input of display connects second data port of single-chip microcomputer; Temperature sensing element and dew cell are connected to the input of A/D converter through analog switch, and the output of A/D converter, the output of control button, the input of display lamp all connect the 3rd data port of single-chip microcomputer.
2. 1,2,3-indantrione monohydrate as claimed in claim 1/DFO fumigation dispaly cabinet is characterized in that: the 3rd data port of described single-chip microcomputer connects sound circuit.
3. 1,2,3-indantrione monohydrate as claimed in claim 1/DFO fumigation dispaly cabinet is characterized in that: described display is the digital display tube of light emitting diode.
4. 1,2,3-indantrione monohydrate as claimed in claim 1/DFO fumigation dispaly cabinet is characterized in that: top, described cabinet storehouse is provided with rack.
5. 1,2,3-indantrione monohydrate as claimed in claim 1/DFO fumigation dispaly cabinet is characterized in that: described cabinet door is a glass door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00231311U CN2413643Y (en) | 2000-03-31 | 2000-03-31 | Ninhydrin/DFO fumigation dispaly cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00231311U CN2413643Y (en) | 2000-03-31 | 2000-03-31 | Ninhydrin/DFO fumigation dispaly cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2413643Y true CN2413643Y (en) | 2001-01-10 |
Family
ID=33594230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00231311U Expired - Fee Related CN2413643Y (en) | 2000-03-31 | 2000-03-31 | Ninhydrin/DFO fumigation dispaly cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2413643Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954469A (en) * | 2016-05-30 | 2016-09-21 | 上海市刑事科学技术研究院 | Portable ninhydrin fingerprint fumigation-display box |
| CN106175783A (en) * | 2016-09-26 | 2016-12-07 | 张明辉 | Multi-functional fingerprint displaying cabinet |
| CN114569119A (en) * | 2022-05-06 | 2022-06-03 | 江苏三汇智能科技有限公司 | Portable intelligent 502 fuming system and using method thereof |
-
2000
- 2000-03-31 CN CN00231311U patent/CN2413643Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954469A (en) * | 2016-05-30 | 2016-09-21 | 上海市刑事科学技术研究院 | Portable ninhydrin fingerprint fumigation-display box |
| CN106175783A (en) * | 2016-09-26 | 2016-12-07 | 张明辉 | Multi-functional fingerprint displaying cabinet |
| CN114569119A (en) * | 2022-05-06 | 2022-06-03 | 江苏三汇智能科技有限公司 | Portable intelligent 502 fuming system and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |