CN203591262U - Portable fingerprint fuming box - Google Patents
Portable fingerprint fuming box Download PDFInfo
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- CN203591262U CN203591262U CN201320651120.9U CN201320651120U CN203591262U CN 203591262 U CN203591262 U CN 203591262U CN 201320651120 U CN201320651120 U CN 201320651120U CN 203591262 U CN203591262 U CN 203591262U
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Abstract
A portable fingerprint fuming box comprises an electric control cabinet and a plastic cabinet. The electric control cabinet comprises first and second control cabinet bodies. The top part of the electric control cabinet is provided with a protection groove. A touch screen is arranged in the protection groove and connected with a digital controller arranged in the first control cabinet body electrically. The first control cabinet body is further internally provided with temperature and humidity heaters, temperature and humidity controllers, and temperature and humidity sensors. The temperature and humidity controller are electrically connected with the digital controller. The temperature controller is connected with the temperature sensor and the temperature heater electrically. The humidity controller is connected with the humidity sensor and the humidity heater electrically. The second control cabinet body is internally provided with a fuming gas generator and a humidity generator. A bidirectional buckle is arranged on the plastic cabinet and used for enabling a cabinet cover and the plastic cabinet to form a sealed space and buckling the plastic cabinet and the cabinet cover at the same time. The portable fingerprint fuming box is suitable for being carried to a scene of crime and capable of providing evidences quickly and shortening the case solving time.
Description
Technical field
This utility model relates to criminal investigation technique of fingerprint indentification field, specifically the smoked aobvious case of a kind of portable fingerprint.
Background technology
Smoked aobvious case is a kind of vestige display device being applied in criminal site investigation, and it is by the space of a sealing, and it is aobvious to adopt the method for physics or chemistry smoke, thereby makes the finger mark on object surface can be by direct smoked showing, and is extracted.
At present existing smoked aobvious case has following defects: (1) is not easy to be carried into spot, to take the fingerprint in time, likely delays the time of solving a case; (2) cannot be applicable to extract the fingerprint on vehicle interior fingerprint and vehicle handle.(3) do not support touch screen function, cannot support man-machine interactive work.Generally, can only the default setting value when dispatching from the factory move, cannot adjust according to on-site actual situations.
Utility model content
The purpose of this utility model is, provides a kind of portable fingerprint smoked aobvious case, and the smoked aobvious case of described portable fingerprint comprises plastic box and electric cabinet.Described plastic box forms a seal cavity in when work with electric cabinet, and in order to smoked aobvious, can clearly observe and wholely smokedly show process simultaneously, and can be as the container of depositing electric cabinet at ordinary times.It smokes aobvious operation by touch screen automatically with man-machine interaction mode in addition.This utility model is suitable for being carried into scene, can extract the fingerprint (such as, fingerprint on outside vehicle, inner fingerprint and vehicle handle etc.) on impermeability object.
For realizing above-mentioned object, this utility model adopts following technical proposals.
The smoked aobvious case of a kind of portable fingerprint, comprises an electric cabinet and a plastic box; Described electric cabinet comprises the first switch board and the second switch board; Be provided with a protector at the top of described electric cabinet, in described protector, be provided with a touch screen, and be electrically connected with the numerical digit controller being arranged in described the first switch board, described touch screen is in order to receive user's operational order, and described operational order is sent to described numerical digit controller, described numerical digit controller is processed receiving after described operational order according to presetting program, and process information is presented on described touch screen in real time; In described the first switch board, be also provided with a temperature heater, a humidity heater, a temperature controller, a humidity controller, a temperature sensor and a humidity sensor; Described temperature controller and humidity controller are electrically connected with described numerical digit controller respectively; Described temperature controller is electrically connected with temperature sensor and temperature heater respectively; Described humidity controller is electrically connected with humidity sensor and humidity heater respectively; In described the second switch board, be provided with smoked aobvious gas generator and humidity generator.Be provided with case lid in described electric cabinet one side, described case lid and electric cabinet are affixed; On described plastic box, be provided with multiple two-way buckles, make described plastic box and case lid snapping by described two-way buckle, case lid and plastic box form the space of a sealing simultaneously.
Further, in the time that described electric cabinet is built in described plastic box, make the two-way buckle of described plastic box snapping case lid by the two-way buckle on plastic box.
Further, be provided with a circle sealing strip on case lid, described case lid is close to by sealing strip and described plastic box, air tight to guarantee seal cavity.
Further, on case lid, be provided with hole, so that a steel wire net rack inserts described hole, carry and treat smoked aobvious object in order to described steel wire net rack.
Further, on case lid, be also provided with handle fixed block, can ground smoked described portable fingerprint aobvious case be carried into scene in order to the leader by being connected with described handle fixed block.
Further, on the faying face of described case lid and electric cabinet, be provided with two through holes, smoked aobvious gas and steam that the first through hole forms respectively in order to discharge described smoked aobvious gas generator and humidity generator, the second through hole is in order to gas backstreaming.
Further, also comprise a smoked aobvious adnexa, described smoked aobvious adnexa is hose connection to the first through hole by one, aobvious in order to impermeability object is smoked.
Further, the smoked aobvious case of described portable fingerprint further comprises a control circuit, a lithium battery, a vehicle power jack and a circulating fan, and wherein said control circuit comprises one first input voltage, one first diode, one first switch, one first solid-state relay, one second solid-state relay, one second input voltage, one first resistance, one second resistance, voltage measurement module and dc voltage changer; The positive electrical of described the first input voltage is connected to the anode of the first diode, the negative electrode of the first diode and the positive electrical of described lithium battery be connected, the negative electricity of described lithium battery is connected to the negative pole of the first input voltage; Described vehicle-mounted voltage jack is in parallel with described lithium battery; The cathodic electricity of described the first diode is connected to the first end of the first switch, the second end of described the first switch is electrically connected to the first end of described temperature heater by the first solid-state relay, the second end of described temperature heater is electrically connected to the negative pole of the first input voltage; The second end of described the first switch is also electrically connected to the first end of described humidity heater by the second solid-state relay, the second end of described humidity heater is electrically connected to the negative pole of the first input voltage; Described humidity controller is coupled to described the second solid-state relay, and described humidity controller is electrically connected to respectively the negative pole of humidity sensor, the second input voltage, both positive and negative polarity and the temperature controller of the first input voltage simultaneously; Described humidity sensor is electrically connected with the both positive and negative polarity of described the second input voltage respectively; Described temperature controller is coupled to described the first solid-state relay, and described temperature controller is electrically connected to respectively the both positive and negative polarity of described temperature sensor and the first input voltage simultaneously; The eutectic point of described temperature controller and humidity controller is electrically connected to the first end of described touch screen, the second end of described touch screen is electrically connected to described numerical digit controller, and described touch screen is also electrically connected to respectively the second end of described the first switch and the negative pole of described the first input voltage simultaneously; Described numerical digit controller is electrically connected to respectively the both positive and negative polarity of described the first input voltage; The second end of described the first switch is electrically connected to the negative pole of the first input voltage by the first resistance and second resistance of series connection; Described voltage measurement module is in parallel with described the second resistance, and described voltage measurement module is electrically connected to respectively the second end of described the first switch and the negative pole of described the first input voltage simultaneously; Between the second end of described the first switch and the negative pole of described the first input voltage, be serially connected with described dc voltage changer; Described dc voltage changer is in parallel with circulating fan.
Good effect of the present utility model is,
(1) be suitable for being carried into spot, take the fingerprint in time, to produce evidence fast at the scene, shorten and solve a case the time.In addition, this device not only can on-the-spot smoked aobvious car inner fingerprint, and can be by loading adnexa to smoke the outside fingerprint of aobvious car, smokes and shows, thereby can save time, cost saving again so just car must not transported to large-scale smoked aobvious room.
(2) have the advantages that volume is little, lightweight, easy to use.
(3), by intelligentized touch screen, realize the smoked display function of interactively automatic control.
(4) adopt NACF, adopt common active carbon with prior art compared with, its purifying functions promotes greatly.
Accompanying drawing explanation
Figure 1A is the front view of the smoked aobvious case of portable fingerprint described in the utility model;
Figure 1B is the working state schematic representation of the smoked aobvious case of portable fingerprint described in the utility model;
Fig. 1 C is the carrier state schematic diagram of the smoked aobvious case of portable fingerprint described in the utility model;
Fig. 1 D is the schematic diagram of the faying face of electric cabinet described in the utility model and case lid;
Fig. 2 is the circuit diagram of the control circuit of the smoked aobvious case of portable fingerprint described in the utility model;
Fig. 3 is the steps flow chart schematic diagram of the control method of the smoked aobvious case of portable fingerprint described in the utility model.
The specific embodiment
The smoked aobvious case of portable fingerprint this utility model being provided below in conjunction with accompanying drawing and the specific embodiment of control method thereof elaborate.
Shown in Figure 1A ~ Fig. 1 D, the smoked aobvious case of a kind of portable fingerprint, comprises an electric cabinet 110 and a plastic box 120.Described electric cabinet 110 comprises the first switch board 111 and the second switch board 112.In this utility model specific embodiment party, the total measurement (volume) of described the first switch board 111 and the second switch board 112 can reach 28L.
Be provided with a protector 113 at the top of described electric cabinet 110, the groove depth of described protector 113 is 10mm.In described protector 113, be provided with a touch screen 114, and with to be arranged on a numerical digit controller 211(in described the first switch board 111 shown in Figure 2) be electrically connected.
Wherein, in this utility model specific embodiment, the size of described touch screen 114 is 4.5 inches, and Chinese and English menu is provided, and it has intelligent guarantee function.Described touch screen 114 is in order to receive user's operational order, and described operational order is sent to described numerical digit controller.In smoked aobvious process, described touch screen 114 shows all kinds of parameters and curve in real time, and shows the mode of the smoked explicit parameter of multiple adjustment, thereby guarantees the accuracy of smoked aobvious operation.Described numerical digit controller 211 is processed receiving after described operational order according to presetting program, and process information is presented on described touch screen 114 in real time.In this utility model embodiment, described numerical digit controller 211 is a PLC numerical digit controller, can preset in inside a program, controls whole device to realize, and it has strong, the simple in structure and compatible good feature of disposal ability.
In described the first switch board 111, be also provided with a temperature heater 205, a humidity heater 206, a temperature controller 208, a humidity controller 207, a temperature sensor 210 and a humidity sensor 209; Described temperature controller 208 and humidity controller 207 are electrically connected with described numerical digit controller 211 respectively; Described temperature controller 208 is electrically connected with temperature sensor 210 and temperature heater 205 respectively; Described humidity controller 207 is electrically connected with humidity sensor 209 and humidity heater 206 respectively; In described the second switch board 112, be provided with smoked aobvious gas generator (not shown), humidity generator (not shown) and circulating fan 213(referring to Fig. 2), described smoked aobvious gas generator is in order to form smoked aobvious gas.Described humidity generator is in order to form at normal temperatures steam.Described circulating fan 213, in order to by described smoked aobvious gas and water steam convection current, is smoked effective fruit to improve.
Shown in Figure 1B, be provided with case lid 130 in described electric cabinet 110 1 sides, described case lid 130 is affixed with electric cabinet 110.On plastic box 120, be provided with two-way buckle 121, make described plastic box 120 and case lid 130 snappings by described two-way buckle 121, make case lid 130 and plastic box 120 form the space of a sealing simultaneously.On described electric cabinet 110, be also provided with a balance bracket 115, in the time of electric cabinet 110 and plastic box 120 cooperation formation one seal cavity, it can make the smoked aobvious case of whole portable fingerprint keep balance, and object to be measured can be detected in described seal cavity.
In embodiment preferably, on case lid 130, be provided with a circle sealing strip (not shown), described case lid 130 is close to by sealing strip and described plastic box 120, air tight to guarantee seal cavity.
Shown in Fig. 1 C, in not using in the time that electric cabinet 110 is flat, described electric cabinet 110 can be built in described plastic box 120, and makes plastic box 120 snapping case lids 130 by the two-way buckle 121 on plastic box 120.
On case lid 130, be also provided with handle fixed block 132, in order to detachable by the leader 133(being connected with described handle fixed block 132) can ground smoked described portable fingerprint aobvious case be carried into scene, and keep balance in operation is used.
Because the buckle on plastic box 120 is two-way buckle 121, in the time of right-hand thread, described electric cabinet 110 is placed on plastic box 120, both snappings.That is described plastic box 120 coordinates electric cabinet 110 to form a seal cavity in order to smoked aobvious in the time of work, can clearly observe whole smoked aobvious process simultaneously.And in the time of left-hand thread, described electric cabinet 110 is built in plastic box 120, and both snappings.That is plastic box 120 can be as the container of depositing electric cabinet 110 at ordinary times.Also can realize above-mentioned functions if two-way buckle is replaced to a pair of unidirectional buckle, one of them unidirectional buckle for using in the time that described electric cabinet 110 is placed on plastic box 120.Another unidirectional buckle for using in the time that described electric cabinet 110 is built in plastic box 120.
Shown in Fig. 1 D, on case lid 130, be provided with hole 131, so that a steel wire net rack (not shown) inserts described hole, carry and treat smoked aobvious object (this object is impermeability object) in order to described steel wire net rack.
On the faying face of case lid 130 and electric cabinet 110, be provided with two through holes, smoked aobvious gas and steam that the first through hole 134 forms respectively in order to discharge described smoked aobvious gas generator (not shown) and humidity generator (not shown), the second through hole 135 is in order to gas backstreaming.
In another embodiment of this device, the smoked aobvious case of described portable fingerprint also comprises a smoked aobvious adnexa (not shown), and described smoked aobvious adnexa is hose connection to the first through hole 134 by one, for example, in order to impermeability object (vehicle handle) is smoked aobvious.
The smoked aobvious case of described portable fingerprint can also comprise NACF, adopt common active carbon with prior art compared with, its purifying functions is obvious.
The smoked aobvious case of described portable fingerprint also comprises that a built-in lithium cell 201(is shown in Figure 2).No matter whether scene provides external power source, and this device all can normally be worked, thereby guarantees carrying out smoothly of smoked aobvious operation, to take the fingerprint in time.
The circuit connecting relation of the smoked critical piece that shows case of described numerical digit controller and described portable fingerprint will be specifically described below.Shown in Figure 2, the smoked aobvious case of described portable fingerprint further comprises a control circuit, a lithium battery 201 and a vehicle power jack 202, and wherein said control circuit comprises one first input voltage (for example 13V), one first diode D1, one first K switch 1, one first solid-state relay 203, one second solid-state relay 204, one second input voltage (for example 5V), one first resistance R 1, one second resistance R 2, voltage measurement module 212 and dc voltage changer 214; The positive electrical of described the first input voltage is connected to the anode of the first diode D1, the negative electrode of the first diode D1 be connected with the positive electrical of described lithium battery 201, for example 12V lithium battery of described lithium battery 201() negative electricity be connected to the negative pole of the first input voltage; The vehicle-mounted voltage jack of described for example 12V of vehicle-mounted voltage jack 202() in parallel with described lithium battery 201; The cathodic electricity of described the first diode D1 is connected to the first end of the first K switch 1, the second end of described the first K switch 1 is electrically connected to the first end of described temperature heater 205 by the first solid-state relay 203, the second end of described temperature heater 205 is electrically connected to the negative pole of the first input voltage; The second end of described the first K switch 1 is also electrically connected to the first end of described humidity heater 206 by the second solid-state relay 204, the second end of described humidity heater 206 is electrically connected to the negative pole of the first input voltage; Described humidity controller 207 is coupled to described the second solid-state relay 204, and described humidity controller 207 is electrically connected to respectively the negative pole of humidity sensor 209, the second input voltage, both positive and negative polarity and the temperature controller 208 of the first input voltage simultaneously; Described humidity sensor 209 is electrically connected with the both positive and negative polarity of described the second input voltage respectively; Described temperature controller 208 is coupled to described the first solid-state relay 203, and described temperature controller 208 is electrically connected to respectively the both positive and negative polarity of described temperature sensor 210 and the first input voltage simultaneously; The eutectic point of described temperature controller 208 and humidity controller 207 is electrically connected to the first end of described touch screen 114, the second end of described touch screen 114 is electrically connected to described numerical digit controller 211, and described touch screen 114 is also electrically connected to respectively the second end of described the first K switch 1 and the negative pole of described the first input voltage simultaneously; Described numerical digit controller 211 is electrically connected to respectively the both positive and negative polarity of described the first input voltage; The second end of described the first K switch 1 is 5K ohm by for example R1 of the first resistance R 1(of series connection) and for example R2 of the second resistance R 2(be 5K ohm) be electrically connected to the negative pole of the first input voltage; Described voltage measurement module 212 is in parallel with described the second resistance R 2, and described voltage measurement module 212 is electrically connected to respectively the second end of described the first K switch 1 and the negative pole of described the first input voltage simultaneously; Between the second end of described the first K switch 1 and the negative pole of described the first input voltage, be serially connected with dc voltage changer 214; Described dc voltage changer 214 is in parallel with described circulating fan 213.
From the above, this device is by using touch screen 114 to complete interactive smoked aobvious operation automatically.The smoked aobvious case of described portable fingerprint comprises plastic box 120 and electric cabinet 110, described plastic box 120 forms a seal cavity in when work with electric cabinet 110 and shows in order to smoked, can clearly observe whole smoked aobvious process simultaneously, and can be as the container of depositing electric cabinet at ordinary times.This device is suitable for being carried into scene, can extract the object of the impenetrability such as fingerprint on vehicle interior fingerprint (utilizing the seal cavity of automobile) and vehicle handle.Compared with prior art, this device can take the fingerprint in time, and produces evidence fast at the scene, and then shortens and solve a case the time.
In addition, this utility model by described numerical digit controller 211 with controlled humidity controller 207 and temperature controller 208, thereby controlled humidity heater 206 and temperature heater 205, further make the humidity and temperature of the smoked aobvious case of described portable fingerprint can reach the humidity and temperature presetting in official hour.So, reach and strengthen smoked aobvious effect.
Shown in Figure 3, this utility model also provides the control method of the smoked aobvious case of a kind of described portable fingerprint.Described control method comprises the steps: that (1) is by the water-level gauge control water level that adds water, to produce corresponding humidity; (2) by the instruction of touch screen setting operation, to carry out the program of presetting; (3) carry out respectively humidity control and temperature control by humidity sensor, humidity controller, humidity heater, temperature sensor, temperature controller and temperature heater, so that the humidity and temperature of the smoked aobvious case of described portable fingerprint reaches default definite value, and smoke aobvious to the object in the smoked aobvious case of portable fingerprint; (4) show current humidity and temperature by touch screen, for further adjusting humidity and temperature.
Below will illustrate each step.
Step S310: by the water-level gauge control water level that adds water, to produce corresponding humidity.
Before this step, can pass through touch screen, play one section of animation (for example customization mark picture).
Step S320: by the instruction of touch screen setting operation, to carry out the program of presetting.
In this step, can smoke aobvious process and be set to full-automatic quantified controlling or manual mode control, to meet different field demands.Before execution presets program or in implementation, can also smoke by touch screen the adjustment that arranges of explicit parameter.
Step S330: carry out respectively humidity control and temperature control by humidity sensor, humidity controller, humidity heater, temperature sensor, temperature controller and temperature heater, so that the humidity and temperature of the smoked aobvious case of described portable fingerprint reaches default definite value, and smoke aobvious to the object in the smoked aobvious case of portable fingerprint.
Wherein, in step S330, within the time that one presets, the humidity of the smoked aobvious case of described portable fingerprint can reach 80RH% ± 3RH%, and temperature can reach 125 ℃ ± 3 ℃.By the accurate control to humidity and temperature, not only can reduce the smoked aobvious time, speed smoked aobvious speed, and make smoked effective fruit better.
Step S340: show current humidity and temperature by touch screen, for further adjusting humidity and temperature.
Have at room temperature under the environment of certain humidity impermeability object is smoked to aobvious operation.
Because on-the-spot practical situation (temperature, humidity) may be all different, therefore can preset and artificial later stage fine setting can make smoked effective fruit reach best by program.
In above-mentioned execution step process, can also use remaining " 502 " gas (being cyanacrylate molecule) of activated carbon fiber absorption of residual and other toxic gas, to have coordinated cleaning simultaneously.
In the control method of the smoked aobvious case of above-mentioned portable fingerprint, smoked aobvious process can, for full-automatic quantified controlling (according to presetting program), can be also manual mode control, thereby completes humidification heating, smoked aobvious and purification process.Coordinate inner loop mode, for example, with vestige (fingerprint) thickness that guarantees to manifest even, streakline is clear simultaneously, is easy to gather.In addition, by the accurate control to the smoked aobvious time, to be suitable for the smoked aobvious of unlike material.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of this utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. the smoked aobvious case of portable fingerprint, is characterized in that, comprises an electric cabinet and a plastic box; Described electric cabinet comprises the first switch board and the second switch board; Be provided with a protector at the top of described electric cabinet, in described protector, be provided with a touch screen, and be electrically connected with the numerical digit controller being arranged in described the first switch board, described touch screen is in order to receive user's operational order, and described operational order is sent to described numerical digit controller, described numerical digit controller is processed receiving after described operational order according to presetting program, and process information is presented on described touch screen in real time; In described the first switch board, be also provided with a temperature heater, a humidity heater, a temperature controller, a humidity controller, a temperature sensor and a humidity sensor; Described temperature controller and humidity controller are electrically connected with described numerical digit controller respectively; Described temperature controller is electrically connected with temperature sensor and temperature heater respectively; Described humidity controller is electrically connected with humidity sensor and humidity heater respectively; In described the second switch board, be provided with smoked aobvious gas generator, humidity generator and circulating fan; Be provided with case lid in described electric cabinet one side, described case lid and electric cabinet are affixed; On described plastic box, be provided with multiple two-way buckles, make described plastic box and case lid snapping by described two-way buckle, case lid and plastic box form the space of a sealing simultaneously.
2. the smoked aobvious case of portable fingerprint according to claim 1, is characterized in that, in the time that described electric cabinet is built in described plastic box, makes the two-way buckle of described plastic box snapping case lid by the two-way buckle on plastic box.
3. the smoked aobvious case of portable fingerprint according to claim 1, is characterized in that, on case lid, be provided with a circle sealing strip, described case lid is close to by sealing strip and described plastic box, air tight to guarantee seal cavity.
4. the smoked aobvious case of portable fingerprint according to claim 1, is characterized in that, is provided with hole on case lid, so that a steel wire net rack inserts described hole, carries and treats smoked aobvious object in order to described steel wire net rack.
5. the smoked aobvious case of portable fingerprint according to claim 1, is characterized in that, is also provided with handle fixed block on case lid, can ground smoked described portable fingerprint aobvious case be carried into scene in order to the leader by being connected with described handle fixed block.
6. the smoked aobvious case of portable fingerprint according to claim 1, it is characterized in that, on the faying face of described case lid and electric cabinet, be provided with two through holes, smoked aobvious gas and steam that the first through hole forms respectively in order to discharge described smoked aobvious gas generator and humidity generator, the second through hole is in order to gas backstreaming.
7. the smoked aobvious case of portable fingerprint according to claim 6, is characterized in that, also comprises a smoked aobvious adnexa, and described smoked aobvious adnexa is hose connection to the first through hole by one, aobvious in order to impermeability object is smoked.
8. the smoked aobvious case of portable fingerprint according to claim 1, it is characterized in that, the smoked aobvious case of described portable fingerprint further comprises a control circuit, a lithium battery and a vehicle power jack, and wherein said control circuit comprises one first input voltage, one first diode, one first switch, one first solid-state relay, one second solid-state relay, one second input voltage, one first resistance, one second resistance, voltage measurement module and dc voltage changer; The positive electrical of described the first input voltage is connected to the anode of the first diode, the negative electrode of the first diode and the positive electrical of described lithium battery be connected, the negative electricity of described lithium battery is connected to the negative pole of the first input voltage; Described vehicle-mounted voltage jack is in parallel with described lithium battery; The cathodic electricity of described the first diode is connected to the first end of the first switch, the second end of described the first switch is electrically connected to the first end of described temperature heater by the first solid-state relay, the second end of described temperature heater is electrically connected to the negative pole of the first input voltage; The second end of described the first switch is also electrically connected to the first end of described humidity heater by the second solid-state relay, the second end of described humidity heater is electrically connected to the negative pole of the first input voltage; Described humidity controller is coupled to described the second solid-state relay, and described humidity controller is electrically connected to respectively the negative pole of humidity sensor, the second input voltage, both positive and negative polarity and the temperature controller of the first input voltage simultaneously; Described humidity sensor is electrically connected with the both positive and negative polarity of described the second input voltage respectively; Described temperature controller is coupled to described the first solid-state relay, and described temperature controller is electrically connected to respectively the both positive and negative polarity of described temperature sensor and the first input voltage simultaneously; The eutectic point of described temperature controller and humidity controller is electrically connected to the first end of described touch screen, the second end of described touch screen is electrically connected to described numerical digit controller, and described touch screen is also electrically connected to respectively the second end of described the first switch and the negative pole of described the first input voltage simultaneously; Described numerical digit controller is electrically connected to respectively the both positive and negative polarity of described the first input voltage; The second end of described the first switch is electrically connected to the negative pole of the first input voltage by the first resistance and second resistance of series connection; Described voltage measurement module is in parallel with described the second resistance, and described voltage measurement module is electrically connected to respectively the second end of described the first switch and the negative pole of described the first input voltage simultaneously; Between the second end of described the first switch and the negative pole of described the first input voltage, be serially connected with described dc voltage changer; Described dc voltage changer is in parallel with circulating fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320651120.9U CN203591262U (en) | 2013-10-22 | 2013-10-22 | Portable fingerprint fuming box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320651120.9U CN203591262U (en) | 2013-10-22 | 2013-10-22 | Portable fingerprint fuming box |
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| Publication Number | Publication Date |
|---|---|
| CN203591262U true CN203591262U (en) | 2014-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320651120.9U Expired - Fee Related CN203591262U (en) | 2013-10-22 | 2013-10-22 | Portable fingerprint fuming box |
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| CN (1) | CN203591262U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181948A (en) * | 2014-08-15 | 2014-12-03 | 福建星网视易信息系统有限公司 | Humidity control method and system of fingerprint recognition equipment |
| 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 |
| CN109009150A (en) * | 2018-07-25 | 2018-12-18 | 北京海洋海泰科技有限公司 | Portable movable fuming box |
| 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 |
-
2013
- 2013-10-22 CN CN201320651120.9U patent/CN203591262U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181948A (en) * | 2014-08-15 | 2014-12-03 | 福建星网视易信息系统有限公司 | Humidity control method and system of fingerprint recognition equipment |
| 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 |
| CN109009150A (en) * | 2018-07-25 | 2018-12-18 | 北京海洋海泰科技有限公司 | Portable movable fuming box |
| 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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