CN217954266U - Visual biological material evidence display instrument for on-site investigation - Google Patents
Visual biological material evidence display instrument for on-site investigation Download PDFInfo
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- CN217954266U CN217954266U CN202222200710.1U CN202222200710U CN217954266U CN 217954266 U CN217954266 U CN 217954266U CN 202222200710 U CN202222200710 U CN 202222200710U CN 217954266 U CN217954266 U CN 217954266U
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Abstract
The utility model discloses a visual biological material evidence display instrument for on-site investigation, which comprises a shell, a main control module, a laser module, a fuming module and a battery module, wherein the main control module, the laser module, the fuming module and the battery module are arranged in the shell; the laser is arranged in the heat dissipation channel of the heat sink, and the heat dissipation fan is arranged on a channel opening at the rear end of the heat dissipation channel. The visual biological material evidence of on-the-spot investigation shows appearance has laser function and smoked function simultaneously, and the size is small and exquisite, light in weight, convenient to carry, and the radiating efficiency is high, can support laser power to reach 8W.
Description
Technical Field
The utility model relates to a criminal investigation equipment especially relates to a visual biological material evidence of on-the-spot investigation shows appearance.
Background
The material evidence searching and finding are necessary links and the most important links for criminal investigation and case solving, along with the rapid development of society, the anti-reconnaissance capability of criminals in China is greatly improved, and great difficulty is brought to public security criminal investigation personnel for case solving.
In the field of police criminal investigation, the traditional methods for discovering and obtaining the biological material evidence at a crime scene include an optical method, a powder method, a fuming method, a soaking method and the like. These conventional methods have their own disadvantages, such as limited range of optically detectable traces and poor visualization of permeable objects. The powder used in the powder method is easy to be inhaled by an operator to affect the health, and simultaneously, the further extraction and detection of DNA can be affected. Some of the reagents used in the immersion method for developing biological material evidence are toxic and irritating, may affect the health of operators, and may cause the spread of biological traces, contamination of test materials and the like. The fuming method has good evidence obtaining effect, but the traditional fuming equipment has larger volume and weight, is not suitable for on-site investigation and cannot be used for objects which cannot be divided, so that the on-site evidence obtaining process is difficult and serious.
The visual biological material evidence displaying instrument irradiates a biological material evidence by laser, the biological material evidence is displayed based on the fluorescence reaction of the biological material evidence, most of the biological material evidence such as blood stain, occult blood, fine spot, sweat spot, urine, hair, dandruff, cast-off cells, bone and tooth fragments and the like can emit fluorescence after absorbing laser energy so as to be displayed, but part of the biological material evidence or the biological material evidence with less residual quantity is still difficult to display under the laser irradiation, at this time, a crime scene needs to be firstly fumigated by a biological fluorescence displaying agent, and the fluorescence of the biological fluorescence agent is excited by the laser of the visual biological material evidence displaying instrument after the biological fluorescence displaying agent reacts with fatty acid and protein remained on the surface of the biological material evidence so as to display the biological material evidence. The existing equipment integrating laser and fuming is low in laser power, poor in biological trace display effect, greatly influenced by ambient light and incapable of carrying out large-scale field biological material evidence search.
Chinese patent with patent number CN202122704701.1 discloses an optical and fuming discovery appearance is smoked in portable biological vestige of an organic whole, which comprises a main body, the tip is provided with the handle that is used for holding under the main part, the main part is followed the right-hand member and is inwards equipped with the assembly storehouse, dismantled and assembled is provided with the subassembly that smokes and shows biological vestige in the assembly storehouse and is used for smoked, be provided with electronic control module in the main part, smoked subassembly with electronic control module signal connection, battery compartment has been seted up in the handle, install the battery in the battery compartment, dismantled and assembled block on the battery compartment has battery compartment lid, be provided with in the main part and be used for control the switch of battery powered or block the power supply, switch with electronic control module signal connection. The main part is located the equipment storehouse below is provided with the equipment chamber, be provided with the laser subassembly that is used for showing biological vestige in the equipment chamber, the laser subassembly with automatically controlled module signal connection, be provided with on the handle and be used for controlling respectively the laser subassembly smoked subassembly control device that shows subassembly work, controlling means with automatically controlled module signal connection, lie in the main part equipment chamber both sides seted up with a plurality of louvres that the equipment chamber is linked together.
However, the laser assembly in the portable biological trace fuming and discovering instrument passively dissipates heat only through the heat dissipation holes in the main body, so that the heat dissipation efficiency is low, the laser assembly not only affects the electric elements around the laser assembly, but also limits the power of the laser assembly, the low laser power causes poor biological trace laser visualization effect, the influence of environmental light is large, and the large-scale field biological trace searching is difficult to realize.
SUMMERY OF THE UTILITY MODEL
In order to solve the deficiencies of the prior art, the utility model provides a visual biological material evidence of on-the-spot investigation shows appearance has laser function and smoked function simultaneously, and the size is small and exquisite, light in weight, convenient to carry, and the radiating efficiency is high, can support laser power to reach 8W.
The utility model discloses the technical problem that will solve realizes through following technical scheme:
a visualized biological material evidence display instrument for field investigation comprises a shell, and a main control module, a laser module, an fuming module and a battery module which are arranged in the shell, wherein the battery module is electrically connected with the laser module and the fuming module through the main control module, the laser module and the fuming module are arranged in parallel, and the emitting end of the laser module and the spraying end of the fuming module face to the same direction; the laser module comprises a laser, a radiator and a cooling fan, wherein the radiator is internally provided with a cooling channel, and the side surface of the radiator is provided with a plurality of air inlets communicated with the cooling channel; the laser is arranged in the heat dissipation channel of the heat sink, and the heat dissipation fan is arranged on a channel opening at the rear end of the heat dissipation channel.
Further, the power of the laser is 8W.
Furthermore, the main control module comprises a main control board arranged on one side of the laser module, which faces away from the fuming module, a laser connecting board and an atomization connecting board which are vertically connected with the main control board and are in the same direction with the emitting end of the laser module and the spraying end of the fuming module, and a key connecting board which is vertically connected with the main control board and faces away from the emitting end of the laser module and the spraying end of the fuming module, wherein the key connecting board is provided with a laser key and an atomization key; the laser of the laser module and the atomizer of the fuming module are respectively electrically connected with the main control panel through the laser connecting plate and the atomization connecting plate, and the laser key and the atomization key are electrically connected with the main control panel through the key connecting plate; the laser button is used for starting the laser of laser module, the atomizing button is used for starting the atomizer of smoked module.
Further, the main control board set up in on the side of radiator, the radiator orientation seted up the intercommunication groove on the side of main control board, with the main control board with heat dissipation channel intercommunication.
Further, the fuming module comprises an atomizer, a cotton swab and a reagent bin, wherein the reagent bin is detachably connected to the atomizer, the cotton swab is located in the reagent bin, and one end of the cotton swab is connected to the inside of the atomizer in an extending mode.
Furthermore, the reagent bin is loaded with a reagent tube, and the reagent tube and the reagent bin are respectively detachably connected to the inner side and the outer side of the same end of the atomizer.
Further, a visual area is arranged on the side wall of the reagent cabin.
Furthermore, the fuming module also comprises a cotton bin, the cotton bin is positioned in the reagent bin, one end of the cotton bin extends and is connected into the atomizer, and the side wall of the cotton bin is provided with a liquid seepage port; the cotton swab is loaded in the cotton bin, and one end of the cotton swab, which is back to the atomizer, is connected with the cotton bin through an elastic piece.
Further, the housing includes a body portion and a handle portion vertically connected below the body portion; the main control module, the laser module and the fuming module are all arranged in the main body part, and the battery module is arranged in the handle part; the front end of the main body part is provided with a laser port corresponding to the laser module and an atomization port corresponding to the fuming module, and the rear end of the main body part is provided with two key holes corresponding to the laser key and the atomization key of the main control module respectively and an installation port corresponding to the atomization port; an installation channel is arranged between the atomization port and the installation port, and the fuming module is detachably installed in the installation channel; a metal contact is arranged on the surface of the atomizer of the fuming module, and when the fuming module is installed in the installation channel, the metal contact is communicated with the atomization connecting plate positioned in the installation channel, and is further electrically connected with the main control module through the atomization connecting plate; and the bottom of the main body part is provided with a power supply hole and a charging hole which correspond to the power supply key and the charging interface of the battery module.
Furthermore, the atomizing mouth is loudspeaker form, and its orientation smoked bore that shows the module is less than dorsad smoked bore that shows the module.
The utility model discloses following beneficial effect has: the on-site investigation visual biological material evidence display instrument is internally integrated with a laser module and an fuming module at the same time, the biological fluorescence developing agent is atomized by utilizing an atomization principle to fuming the biological material evidence at a crime scene, and the laser function of the laser module is matched to display the biological material evidence at the crime scene, so that not only can most of the biological material evidence such as bloodstains, occult blood, fine spots, sweat spots, urine, hair, dandruff, cast-off cells, bone and tooth fragments and the like be directly subjected to laser irradiation display, but also part of the biological material evidence which is difficult to display or the biological material evidence with less residual quantity can be subjected to laser irradiation display by matching with the fuming module; meanwhile, the fumigating and displaying module only fumigates the area required to be irradiated by the laser module, so that the using amount of the bioluminescence developing agent is greatly reduced, the reagent cost is saved, the fumigating and displaying module does not need to carry a large amount of bioluminescence developing agent, can be integrated with the laser module after being miniaturized, can realize 8W laser power, has small size, light weight and convenient carrying, overcomes the defect that large fumigating and displaying equipment cannot be used in a survey field, can be operated in the field without moving an object, is safe and does not damage evidence, and the process of searching a biological material evidence is not influenced by the shape and size of the object; meanwhile, the laser is arranged in the heat dissipation channel in the heat sink, the heat sink wraps the upper side, the lower side, the left side and the right side of the laser, the contact area of the laser and the heat sink is increased, meanwhile, the heat dissipation fan behind the heat dissipation channel is matched for active heat dissipation, outside air flow enters the heat dissipation channel from the air inlet under the action of the heat dissipation fan and is blown away from the rear of the heat dissipation channel, the heat dissipation efficiency of the laser module is greatly improved, and therefore the laser power can be increased under the condition that the heat dissipation requirement is met.
Drawings
Fig. 1 is a front end perspective view of the visualized biological material evidence showing instrument for on-site investigation provided by the utility model;
fig. 2 is a rear end perspective view of the visualized biological material evidence displaying instrument for on-site investigation provided by the utility model;
fig. 3 is a schematic distribution diagram of the main control module, the laser module, the fuming module and the battery module in the on-site investigation visual biological material evidence manifesting instrument provided by the utility model in the housing;
fig. 4 is a schematic view of a combination of a main control module, a laser module and a fuming module in the visualized biological material evidence manifesting instrument for on-site investigation provided by the present invention;
FIG. 5 is a schematic structural view of a fuming module in the visual biological material evidence manifesting instrument for on-site investigation provided by the present invention;
FIG. 6 is a schematic cross-sectional view of the fuming module in the visual biological material evidence manifesting instrument for on-site investigation provided by the present invention;
fig. 7 is a schematic side view of a laser module in the visual biological material evidence manifesting instrument for on-site investigation according to the present invention;
fig. 8 is the utility model provides a decomposition schematic diagram of laser module in the visual biological material evidence appearance of on-the-spot investigation.
Detailed Description
The invention is described in detail below with reference to the drawings and embodiments, examples of which are illustrated in the drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the invention.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first", "second", and "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the interconnection of two elements or through the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example one
As shown in fig. 3, a visual biological material evidence developing instrument for on-site investigation comprises a housing 100, and a main control module 200, a laser module 300, a fuming module 400 and a battery module 500 which are arranged in the housing 100, wherein the battery module 500 is electrically connected with the laser module 300 and the fuming module 400 through the main control module 200, the laser module 300 is used for emitting laser, and the fuming module 400 is used for spraying a biological fluorescence developing agent; the laser module 300 and the fuming module 400 are arranged in parallel, and the emission end of the laser module 300 and the spraying end of the fuming module 400 face to the same direction; as shown in fig. 7 and 8, the laser module 300 includes a laser 301, a heat sink 302 and a heat dissipation fan 303, the heat sink 302 has a heat dissipation channel 3021 therein, and a plurality of air inlets 3022 communicating with the heat dissipation channel 3021 are opened on a side surface of the heat sink 302; the laser 301 is arranged in the heat dissipation channel 3021 of the heat sink 302, and the heat dissipation fan 303 is arranged at a channel port at the rear end of the heat dissipation channel 3021; the housing 100 is provided with a heat dissipation hole 1016 corresponding to the heat dissipation fan 303.
The on-site investigation visual biological material evidence display instrument is internally integrated with a laser module 300 and an fuming module 400 at the same time, the biological fluorescence developing agent is atomized by utilizing the atomization principle to fuming the biological material evidence of a crime scene, and the biological material evidence of the crime scene is displayed by matching with the laser function of the laser module 300, so that not only can most of the biological material evidence such as bloodstain, occult blood, fine speckles, sweat speckles, urine, hair, dandruff, exfoliated cells, bone and tooth fragments and the like be directly displayed by laser irradiation, but also part of the biological material evidence which is difficult to be displayed or the biological material evidence with less residual quantity can be displayed by matching with the fuming laser irradiation; meanwhile, the fumigating module 400 is used for fumigating only the area to be irradiated by the laser module 300, so that the usage amount of the bioluminescence developing agent is greatly reduced, the reagent cost is saved, and the fumigating module 400 is not required to carry a large amount of bioluminescence developing agent, so that the fumigating module 400 can be integrated with the laser module 300 after being miniaturized, 8W laser power can be realized, the fumigating module has small size, light weight and convenient carrying, the defect that large fumigating equipment cannot be used in a surveying field is overcome, an object can be operated on the site without moving, the evidence is safe and cannot be damaged, and the process of searching biological evidence is not influenced by the shape and size of the object; meanwhile, as the laser 301 is arranged in the heat dissipation channel 3021 in the heat sink 302, the heat sink 302 wraps the upper, lower, left, and right sides of the laser 301, so that the contact area between the laser 301 and the heat sink 302 is increased, and the heat dissipation fan 303 behind the heat dissipation channel 3021 is used for active heat dissipation, so that the external air flow enters the heat dissipation channel 3021 from the air inlet port 3022 under the action of the heat dissipation fan 303 and is blown away from the rear of the heat dissipation channel 3021, thereby greatly improving the heat dissipation efficiency of the laser module 300, and supporting the increase of the laser power to 8W under the condition of meeting the heat dissipation requirement.
In this embodiment, the power of the laser can reach 8W.
Each air intake hole 3022 is located in the gap between adjacent fins 3023 on the outer surface of the heat sink 302 and extends along the length direction of the fins 3023, so as to improve the air intake efficiency and accelerate the heat dissipation of the laser 301.
The main control board 201 of the main control module 200 is disposed on a side surface of the heat sink 302 to dissipate heat by means of the heat sink 302 of the laser module 300, and a communication groove 3024 is formed on a side surface of the heat sink 302 facing the main control board 201 to communicate the main control board 201 with the heat dissipation channel 3021.
In this embodiment, as shown in fig. 4, the main control module 200, the laser module 300 and the fuming module 400 are arranged side by side from bottom to top, and in specific implementation, the main control module 200, the laser module 300 and the fuming module 400 may also be arranged side by side from left to right, which is not limited herein.
The main control module 200 comprises a main control board 201 arranged on one side of the laser module 300 opposite to the fuming module 400, a laser connecting board 202 and an atomizing connecting board 203 which are vertically connected with the main control board 201 and are in the same direction with the emitting end of the laser module 300 and the spraying end of the fuming module 400, and a key connecting board 204 which is vertically connected with the main control board 201 and is opposite to the emitting end of the laser module 300 and the spraying end of the fuming module 400, wherein the key connecting board 204 is provided with a laser key 205 and an atomizing key 206 as shown in fig. 2; the laser module 300 and the fuming module 400 are electrically connected with the main control board 201 through the laser connecting board 202 and the atomization connecting board 203 respectively, and the laser key 205 and the atomization key 206 are electrically connected with the main control board 201 through the key connecting board 204; the laser button 205 is used to activate the laser module 300, and the atomization button 206 is used to activate the fuming module 400.
When the laser function of the field investigation visualization biological material evidence display instrument needs to be independently used, the laser key 205 is only needed to be pressed down, so that the laser module 300 starts to emit laser outwards to display the biological material evidence in a laser way; when the laser function and the fuming function of the on-site investigation visual biological material evidence displaying instrument need to be used simultaneously, the atomization key 206 and the laser key 205 need to be pressed simultaneously, so that the fuming module 400 is started to spray the biological fluorescence developing agent outwards to fumigate the biological evidence, and the laser module 300 is started to emit laser outwards to perform laser display on the fumigated biological evidence; of course, also can press earlier atomizing button 206 starts fumigating module 400 is smoked to show the biological evidence, treats bioluminescence developer combines the back with the biological evidence, stops fumigating and shows, presses again laser button 205, starts laser module 300 is carried out laser and is shown the biological evidence.
The battery module 500 comprises a rechargeable battery 501, a power panel 502, a power button 503 and a charging interface 504, wherein the power button 503 and the charging interface 504 are arranged on the power panel 502 and are electrically connected with the rechargeable battery 501 through the power panel 502.
Example two
As an optimization solution of the first embodiment, in this embodiment, as shown in fig. 5 and 6, the fuming module 400 includes a nebulizer 401, a cotton swab 402, and a reagent chamber 403, the reagent chamber 403 is detachably connected to the nebulizer 401, the cotton swab 402 is located in the reagent chamber 403, and one end of the cotton swab extends into the nebulizer 401; when the reagent bin 403 stores the bioluminescent developing agent, the bioluminescent developing agent soaks the cotton swab 402 and is absorbed into the atomizer 401 by the cotton swab 402 for atomization.
In a specific implementation, the reagent chamber 403 may be used for directly storing the bioluminescent contrast medium and for loading the reagent tube 404 storing the bioluminescent contrast medium, and when the reagent tube 404 is loaded in the reagent chamber 403, the reagent tube 404 and the reagent chamber 403 may be detachably connected to the inner side and the outer side of the same end of the atomizer 401.
A visible area 4031 is disposed on a sidewall of the reagent chamber 403 for observing the remaining amount of the bioluminescence indicator in the reagent chamber 403, if the reagent chamber 403 directly stores the bioluminescence indicator, the visible area 4031 is transparent glass or transparent plastic, and if the reagent chamber 403 carries the reagent tube 404, the visible area 4031 is a hollow area, transparent glass or transparent plastic.
The viewing area 4031 extends in the axial direction of the reagent cartridge 403 to diffuse the viewing area.
The fuming module 400 further comprises a cotton bin 405, wherein the cotton bin 405 is located in the reagent bin 403, one end of the cotton bin is connected to the inside of the atomizer 401 in an extending manner, and a liquid seepage port 4051 is formed in the side wall of the cotton bin; the cotton swab 402 is loaded in the cotton bin 405, and one end of the cotton swab, which is back to the atomizer 401, is connected with the cotton bin 405 through an elastic member 406.
The cotton swab 402 is pushed by the elastic member 406 to be in close contact with the atomizer 401, so as to provide the absorbed bioluminescent developing agent to the atomizer 401 in time, and meanwhile, the cotton swab is compressed to a certain extent under the action of the elastic member 406, so that the flow speed of the absorbed bioluminescent developing agent to the atomizer 401 is increased.
In this embodiment, the elastic member 406 is a spring.
EXAMPLE III
As an optimization solution of the first embodiment or the second embodiment, in this embodiment, as shown in fig. 1 and 2, the casing 100 includes a main body portion 101 and a handle portion 102, and the handle portion 102 is vertically connected below the main body portion 101; the main control module 200, the laser module 300 and the fuming module 400 are all arranged in the main body part 101, and the battery module 500 is arranged in the handle part 102; a laser port 1011 corresponding to the laser module 300 and an atomizing port 1012 corresponding to the fuming module 400 are formed at the front end of the main body 101, and two key holes corresponding to the laser key 205 and the atomizing key 206 respectively and a mounting port (not shown) corresponding to the atomizing port 1012 are formed at the rear end of the main body 101; a mounting channel 1014 is arranged between the atomization opening 1012 and the mounting opening, and the fuming module 400 is detachably mounted in the mounting channel 1014; a metal contact 4011 is arranged on the surface of the atomizer 401 of the fuming module 400, when the fuming module 400 is installed in the installation channel 1014, the metal contact 4011 is communicated with an atomization connecting plate 203 located in the installation channel 1014, and further electrically connected with the main control plate 201 of the main control module 200 through the atomization connecting plate 203; the bottom of the main body 101 is provided with a power supply hole and a charging hole corresponding to the power supply button 503 and the charging interface 504.
Preferably, the atomizing opening 1012 is in a shape of a trumpet, and the aperture facing the fuming module 400 is smaller than the aperture facing away from the fuming module 400, so as to prevent the sprayed bioluminescence developer from being retained in the atomizing opening 1012 and invading into the inside of the housing 100 to corrode the electrical components.
The front end of the main body part 101 is further provided with a movable cover plate 1015, the movable cover plate 1015 can move close to or away from the laser port 1011, the movable cover plate 1015 closes the laser port 1011 after moving close to the laser port 1011, and opens the laser port 1011 after moving away from the laser port 1011. The rear end of the main body 101 is further provided with a heat dissipating hole 1016 corresponding to the heat dissipating fan 303.
The bioluminescence developing agent is preferably a biological material evidence targeting agent, an atomized water-soluble biological material evidence targeting agent is adopted, and the biological material evidence targeting agent is non-toxic and safe to use and cannot influence the extraction and detection of DNA.
It should be finally noted that the above embodiments are only used for illustrating the technical solutions of the embodiments of the present invention and not for limiting the same, and although the embodiments of the present invention are described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the embodiments of the present invention can still be modified or replaced with equivalents, and these modifications or equivalent replacements cannot make the modified technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A visualized biological material evidence display instrument for field investigation comprises a shell, and a main control module, a laser module, an fuming module and a battery module which are arranged in the shell, wherein the battery module is electrically connected with the laser module and the fuming module through the main control module, the laser module and the fuming module are arranged in parallel, and the emitting end of the laser module and the spraying end of the fuming module face to the same direction; the laser module is characterized by comprising a laser, a radiator and a radiating fan, wherein the radiator is internally provided with a radiating channel, and the side surface of the radiator is provided with a plurality of air inlets communicated with the radiating channel; the laser is arranged in the heat dissipation channel of the heat sink, and the heat dissipation fan is arranged on a channel opening at the rear end of the heat dissipation channel.
2. The visual biological material evidence visualizer of a field survey according to claim 1, wherein said laser has a power of 8W.
3. The visual biological material evidence manifesting instrument of claim 1, wherein the main control module comprises a main control board disposed on a side of the laser module facing away from the fuming module, a laser connecting board and an atomization connecting board vertically connected with the main control board and in the same direction as the emitting end of the laser module and the spraying end of the fuming module, and a key connecting board vertically connected with the main control board and facing away from the emitting end of the laser module and the spraying end of the fuming module, wherein the key connecting board is disposed with a laser key and an atomization key; the laser of the laser module and the atomizer of the fuming module are respectively electrically connected with the main control board through the laser connecting board and the atomization connecting board, and the laser key and the atomization key are electrically connected with the main control board through the key connecting board; the laser button is used for starting the laser of laser module, the atomizing button is used for starting the atomizer of smoked module.
4. The visual biological material evidence visualizer of on-site investigation of claim 3, wherein the main control board is arranged on a side surface of the heat sink, and a communication groove is opened on a side surface of the heat sink facing the main control board to communicate the main control board with the heat dissipation channel.
5. The visual biological evidence developing instrument for on-site investigation of claim 1, wherein the fuming module comprises an atomizer, a cotton swab and a reagent chamber, the reagent chamber is detachably connected to the atomizer, the cotton swab is located in the reagent chamber, and one end of the cotton swab is extended and connected into the atomizer.
6. The visual biophysical evidence developing instrument of claim 5, wherein the reagent cartridge is loaded with a reagent tube, and the reagent tube and the reagent cartridge are detachably connected to the same end of the atomizer.
7. The visual biological material evidence manifesting apparatus of claim 5 wherein the reagent cartridge has a viewing area disposed on a side wall thereof.
8. The visual biological material evidence manifesting apparatus for on-site investigation of claim 5, wherein the fuming module further comprises a cotton bin, the cotton bin is located in the reagent bin, one end of the cotton bin extends into the atomizer, and a liquid seepage port is opened on a side wall of the cotton bin; the cotton swab is loaded in the cotton bin, and one end of the cotton swab, back to the atomizer, is connected with the cotton bin through an elastic piece.
9. The visual biological evidence manifesting apparatus of claim 1 wherein said housing comprises a main body portion and a handle portion, said handle portion being connected vertically below said main body portion; the main control module, the laser module and the fuming module are all arranged in the main body part, and the battery module is arranged in the handle part; the front end of the main body part is provided with a laser port corresponding to the laser module and an atomization port corresponding to the fuming module, and the rear end of the main body part is provided with two key holes corresponding to the laser key and the atomization key of the main control module respectively and a mounting port corresponding to the atomization port; an installation channel is arranged between the atomization port and the installation port, and the fuming module is detachably installed in the installation channel; a metal contact is arranged on the surface of the atomizer of the fuming module, and when the fuming module is installed in the installation channel, the metal contact is communicated with the atomization connecting plate positioned in the installation channel, and is further electrically connected with the main control module through the atomization connecting plate; and the bottom of the main body part is provided with a power supply hole and a charging hole which correspond to the power supply key and the charging interface of the battery module.
10. The visual biological evidence manifesting apparatus of claim 9 wherein said atomizing port is flared with a smaller aperture facing said fuming module than a smaller aperture facing away from said fuming module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222200710.1U CN217954266U (en) | 2022-08-19 | 2022-08-19 | Visual biological material evidence display instrument for on-site investigation |
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| CN202222200710.1U CN217954266U (en) | 2022-08-19 | 2022-08-19 | Visual biological material evidence display instrument for on-site investigation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117804463A (en) * | 2024-03-01 | 2024-04-02 | 山东力聚机器人科技股份有限公司 | Intelligent investigation robot and path planning method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117804463A (en) * | 2024-03-01 | 2024-04-02 | 山东力聚机器人科技股份有限公司 | Intelligent investigation robot and path planning method |
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