CN213875413U

CN213875413U - Fluorescent agent detection pen

Info

Publication number: CN213875413U
Application number: CN202022109251.7U
Authority: CN
Inventors: 蒲文雄; 王小庆
Original assignee: Shenzhen Woputian Technology Co ltd
Current assignee: Shenzhen Woputian Technology Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-08-03
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a fluorescent agent detects pen, include: the casing, locate the preceding face guard of casing front end, locate the rear face guard of casing rear end, locate the battery in the casing, locate main control module in the casing, locate in the casing and be close to ultraviolet lamp and the blue sensor of preceding face guard, cover establish at ultraviolet lamp and the outlying preceding reflector of blue sensor, locate button and temperature sensor on the casing, button control fluorescent agent measures and room temperature measurement, and the casing is the triangular prism shape, and its preceding terminal surface is the triangle-shaped of radius angle with the rear end face, and the internal surface of preceding reflector is triangle-shaped's flaring form, and the size of its flaring increases gradually from inside to outside. This fluorescent agent test pen is equipped with preceding reflector in ultraviolet lamp's the outside, and this preceding reflector is triangle-shaped, and the light angle that ultraviolet lamp sent is unanimous basically, has avoided the refraction of light for it is more even to be detected the light that the object received, more can accurately reflect the fluorescence value size of object, improves and detects the precision.

Description

Fluorescent agent detection pen

Technical Field

The utility model relates to a fluorescent agent detection area especially relates to a fluorescent agent detects pen.

Background

Fluorescers, also known as optical brighteners, are fluorescent dyes, or white dyes, and are also complex organic compounds. It can absorb incident light to produce fluorescence, so that the dyed material can obtain the scintillation effect similar to fluorite, and the material seen by naked eyes is very white, so that it can obtain the effect of whitening. The function of the fluorescent material is to convert invisible ultraviolet radiation absorbed by the product into violet fluorescent radiation, which is complementary with the original yellow radiation to form white light, thereby improving the whiteness of the product under sunlight.

A small amount of fluorescer does not act on the human body, but if the fluorescer is excessively contacted with the human body, many harmful effects are generated, and once the fluorescer is combined with protein in the human body, it is very difficult to remove the fluorescer, and unless it is decomposed by enzymes of the liver, it can be discharged outside the body, which undoubtedly increases the burden of the liver. The fluorescent agent is absorbed by human body, and is not easy to be decomposed like general chemical components, so that the fluorescent agent is combined with protein in the human body to hinder the healing of the wound in case of the wound. Fluorescers can also cause cell variability, long term exposure to fluorescers, and risk carcinogenesis. The excessive fluorescent agent can also cause damage to a blood system, chemical substances can easily pollute the blood of a human body, and although the blood has certain self-cleaning capacity, trace harmful substances enter the blood and can be diluted, decomposed, adsorbed and discharged, a large amount of toxic substances are poured into the blood for a long time, the toxic substances are changed inevitably, cell membranes of red blood cells in the blood can be damaged, and hemolysis is caused.

The fluorescence detector is an instrument for detecting the intensity of the fluorescent agent, and a fluorescence detection pen popular in the market at present can be carried about and is convenient to detect, but the measurement precision of the fluorescence detection pen on the market at present is not high enough, so that the measurement result deviation is too large when the same target object is measured for multiple times.

Accordingly, the prior art is deficient and needs improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art, providing a fluorescent agent test pen, improving the measuring precision.

The technical scheme of the utility model as follows: a phosphor detection pen, comprising: the casing, locate the preceding face guard of casing front end, locate the back face guard of casing rear end, locate battery in the casing, locate master control module in the casing, locate in the casing and be close to ultraviolet lamp, the cover of preceding face guard are established ultraviolet lamp outlying preceding reflector and locate button on the casing, the casing is the triangular prism shape, and its preceding terminal surface is triangle-shaped with the rear end face, the internal surface of preceding reflector is triangle-shaped's flaring form, and the size of its flaring increases gradually from inside to outside, the preceding face guard be with the preceding terminal surface shape assorted triangle-shaped panel of casing, the back face guard be with the rear end surface shape assorted triangle-shaped panel of casing.

Further, the fluorescent agent detection pen further comprises a blue sensor and a nixie tube, wherein the blue sensor is electrically connected with the main control module, the nixie tube is close to the rear face cover, and a display interface of the nixie tube faces towards the rear face cover.

Further, the fluorescer detection pen also comprises a temperature sensor electrically connected with the main control module.

Further, the peak wavelength of the ultraviolet light emitted by the ultraviolet lamp is within a range of 366nm-400 nm.

Further, the housing includes: the battery comprises an upper cover, a lower cover battery compartment and a lower cover, wherein a containing cavity for containing a battery is arranged in the lower cover battery compartment, a battery elastic sheet anode and a battery spring contact piece cathode are arranged in the containing cavity, the anode of the battery is connected with the battery elastic sheet anode, the cathode of the battery is connected with the battery spring contact piece cathode, the containing cavity is positioned inside the upper cover, extending parts are arranged at two open ends of the containing cavity, the lower cover is embedded into the extending parts, the containing cavity is covered and closed, and the upper cover, the extending parts of the lower cover battery compartment and the lower cover are buckled.

Furthermore, a first mounting column is arranged at one end, close to the front face cover, inside the upper cover, a second mounting column is arranged at one end, close to the rear face cover, inside the upper cover, a through hole is formed in the lower cover battery compartment, and a screw penetrates through the through hole from bottom to top and is locked in the first mounting column and the second mounting column so as to fix the lower cover battery compartment and the upper cover.

Further, the height of the first mounting column is different from that of the second mounting column, and the height of the lower cover battery compartment corresponding to the step surfaces of the through holes formed in the first mounting column and the second mounting column is different from that of the step surfaces of the through holes formed in the second mounting column.

Furthermore, the extension part of the battery compartment of the lower cover and the upper cover are provided with grooves for clamping the front cover and the rear cover.

Furthermore, an opening is formed in the position, corresponding to the position where the key is arranged, of the upper cover, the top end of the key penetrates through the opening to be exposed out of the upper cover, a limiting block is arranged at one end, corresponding to the opening, of the inner portion of the upper cover, and protruding strips are arranged on two sides of the key.

By adopting the scheme, the utility model discloses following beneficial effect has:

1. the fluorescent agent detection pen is provided with the front reflecting cover on the outer side of the ultraviolet lamp, the front reflecting cover is triangular, the angles of light rays emitted by the ultraviolet lamp are basically consistent, the refraction of the light rays is avoided, the light rays received by an object to be detected are more uniform, the size of a fluorescence value of the object can be more accurately reflected, and the detection precision is improved;

2. the fluorescer detection pen is additionally provided with a temperature sensor, and can detect and display the room temperature;

3. compared with the RGB (red, green and blue) color sensor adopted in the current market, the fluorescer detection pen has the advantages that the interference of red and blue is avoided, the measurement result with higher precision can be obtained, the response speed is higher, the cost price is lower, and the consistency of the measurement result of measuring the same target object for multiple times is good.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of the utility model hidden behind the front face mask.

Fig. 3 is a perspective view of the utility model after the rear face mask is hidden.

Fig. 4 is a sectional view of the present invention.

Fig. 5 is a schematic structural view of the utility model after the upper cover is hidden.

Fig. 6 is a schematic structural view of the front reflector of the present invention.

Fig. 7 is a schematic structural diagram of the battery compartment with a lower cover according to the present invention.

Fig. 8 is a schematic structural view of the upper cover of the present invention.

Fig. 9 is a schematic structural diagram of the key of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 5, the present invention provides a fluorescent agent detecting pen, including: casing 1, locate the front shroud 2 of 1 front end of casing, locate the rear shroud 3 of 1 rear end of casing, locate battery 4 in the casing 1, locate host system 5 in the casing 1, locate in the casing 1 and be close to the ultraviolet lamp 6, the cover of front shroud 2 are established the outer preceding reflector 7 of ultraviolet lamp 6 and locate button 8 on the casing 1, button 8 control the fluorescent agent is measured. Casing 1 is the triangular prism shape, and its preceding terminal surface is triangle-shaped with the rear end face, and three angles of triangle-shaped are the fillet, preceding face guard 2 be with the preceding terminal surface shape assorted triangle-shaped panel of casing 1, rear face guard 3 be with the rear end surface shape assorted triangle-shaped panel of casing 1, preceding face guard 2 is transparent face guard, 3 black semitransparent face guards of rear face guard. The front-end key of the key 8 is pressed, the ultraviolet lamp 6 emits ultraviolet light, in the embodiment, the peak wavelength of the ultraviolet light emitted by the ultraviolet lamp 6 is within an interval of 366nm-400nm, and the wave band is more sensitive to the reaction of the fluorescent agent, so that the measurement precision is higher. The ultraviolet light that sends is gone out with light divergence under the effect of preceding reflector 7, with the ultraviolet light alignment on the object that is detected, if contain the fluorescent agent on the object that is detected, then the fluorescent agent demonstrates the blue of different degree under the irradiation of ultraviolet light, and the tester can judge the intensity of testee fluorescent agent through observing blue degree. As shown in fig. 6, the inner surface of the front reflector 7 is in a triangular flaring shape, the size of the flaring is gradually increased from inside to outside, the front reflector 7 of the conventional fluorescer detection pen is generally a cube, and light rays are emitted onto the wall of the cube and cause multiple refraction of the light rays, so that the light rays received by the object to be detected are not uniform, and measurement errors are caused. The front reflector 7 of the fluorescent agent detection pen is designed into a flaring-shaped triangle, so that the refraction of light is reduced, the light received by a detected object is more uniform, and the fluorescence value of the detected object can be accurately reflected.

Fluorescent agent detects pen still include with 5 electric connection's of host system blue sensor 20 and with 5 electric connection's of host system charactron 9, blue sensor 20 install in ultraviolet lamp's below, charactron 9 is close to back face guard 3 sets up, the display interface orientation of charactron 9 back face guard 3. Because article fluorescent agent content is lower for some, and it is not obvious to be shone the back colour change by the ultraviolet ray, and people's eye judgement leads to judging the error easily, the utility model discloses a blue sensor 20 detects the colour that is shown by detected article under the external line shines, then gives host system 5 with the colour data transmission that detects out, and host system 5 refers the colour relative ratio with the standard with the colour that detects to reach the intensity of the fluorescent agent that the testee contains, and be in with the intensity level of fluorescent agent show in the charactron. In this embodiment, there are four intensity levels in total, from low to high: none, weak, medium and strong, and the detection personnel can conveniently check the strength grade of the fluorescent agent.

What current fluorescent agent test pen on the market generally adopted is that RGB (red green blue) colour sensor measures, and the utility model discloses a blue sensor measures, has initiatively avoided red and blue interference for the result of colour contrast is more accurate, has faster response speed moreover, and the cost price is also lower.

The fluorescent agent detection pen further comprises a temperature sensor 10 electrically connected with the main control module, after the rear end key of the key 8 is pressed, the main control module reads parameters of the temperature sensor 10, the current room temperature is calculated according to an internal algorithm, the current temperature is displayed on the digital tube, and functions of the fluorescent agent detection pen are enriched.

Referring to fig. 7, the housing 1 is hollow, two ends of the housing 1 are through, and the front cover 2 and the rear cover 3 seal the two ends of the housing 1. The housing 1 includes: the battery box comprises an upper cover 11, a lower cover battery box 12 and a lower cover 13, wherein the key 8 is exposed out of the upper cover 11, and an accommodating cavity for accommodating the battery 4 is arranged in the lower cover battery box 12. The accommodating cavity is internally provided with a battery elastic sheet anode 121 and a battery spring contact piece cathode 122, the anode of the battery is connected with the battery elastic sheet anode 121, and the cathode of the battery is connected with the battery spring contact piece cathode 122. The containing cavity is located inside the upper cover 11, the two ends of the opening of the containing cavity are provided with extending parts 120, the lower cover 13 is embedded between the extending parts 120 to cover the containing cavity, and the upper cover 11, the extending parts 120 of the lower cover battery compartment 12 and the lower cover 13 are buckled. The extension part 120 of the lower cover battery compartment 12 and the upper cover 11 are provided with a groove 130 for clamping the front cover and the rear cover, so that the front cover 2 and the rear cover 3 are better fixed.

The lower cover 13 is buckled on the lower cover battery compartment 12, air enters the shell from the buckled part of the lower cover 13, a notch 88 for air to flow in and an opening 89 of a PCB are arranged on the lower cover battery compartment 12, and the air enters the inside of the machine body through the notch 88 and the opening 89, so that the temperature sensor 10 detects the room temperature.

Referring to fig. 8, a first mounting column 111 is disposed at an end of the inside of the upper cover 11 close to the front cover 2, a second mounting column 112 is disposed at an end of the inside of the upper cover 11 close to the rear cover 3, a through hole is disposed in the lower cover battery compartment 12 corresponding to the first mounting column 111 and the second mounting column 112, and a screw 100 passes through the through hole from bottom to top and is locked in the first mounting column 111 and the second mounting column 112, so as to fix the lower cover battery compartment 12 and the upper cover 11.

In this embodiment, the height of the first mounting column 111 is different from the height of the second mounting column 112, and the heights of the step surfaces of the lower cover battery compartment 12 corresponding to the through holes of the first mounting column 111 and the second mounting column 112 are also different. Because the front and back of upper cover 11 is symmetrical structure, set up first erection column 111 and second erection column 112 to the effect that the height of difference plays the fool-proofing, prevent that assembly personnel from adorning upper cover 11 anti-reverse.

Referring to fig. 8 and 9, an opening 113 is formed in the upper cover 11 at a position corresponding to the position where the key 8 is disposed, and the top end of the key 8 is exposed out of the upper cover 11 through the opening 113. The inside of upper cover 11 corresponds opening 113's both sides are equipped with stopper 114, the both sides of button 8 are equipped with sand grip 81, play the effect that the installation of button 8 was prevented staying, and when the button 8 was correctly installed, sand grip 81 was located stopper 114's side, and when the button 8 was installed reversely, sand grip 81 can produce with stopper 114 and interfere, leads to the unable installation of button 8.

To sum up, the utility model discloses following beneficial effect has:

3. compared with the RGB (red, green and blue) color sensor adopted in the current market, the fluorescer detection pen adopts the blue sensor, avoids the interference of red and blue, can obtain a measurement result with higher precision, and has higher response speed and lower cost price.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A phosphor detection pen, comprising: the casing, locate the preceding face guard of casing front end, locate the back face guard of casing rear end, locate battery in the casing, locate master control module in the casing, locate in the casing and be close to ultraviolet lamp, the cover of preceding face guard are established ultraviolet lamp outlying preceding reflector and locate button on the casing, the casing is the triangular prism shape, and its preceding terminal surface is triangle-shaped with the rear end face, the internal surface of preceding reflector is triangle-shaped's flaring form, and the size of its flaring increases gradually from inside to outside, the preceding face guard be with the preceding terminal surface shape assorted triangle-shaped panel of casing, the back face guard be with the rear end surface shape assorted triangle-shaped panel of casing.

2. The phosphor detection pen according to claim 1, further comprising a blue sensor electrically connected to the main control module and a nixie tube electrically connected to the main control module, the nixie tube being disposed proximate to the rear cover, a display interface of the nixie tube facing the rear cover.

3. The phosphor detection pen according to claim 1 or 2, further comprising a temperature sensor electrically connected to the master control module.

4. The phosphor-detecting pen according to claim 1, wherein the peak wavelength of the ultraviolet light emitted from the ultraviolet lamp is within the interval of 366nm to 400 nm.

5. The phosphor-detecting pen of claim 1, wherein the housing comprises: the battery comprises an upper cover, a lower cover battery compartment and a lower cover, wherein a containing cavity for containing a battery is arranged in the lower cover battery compartment, a battery elastic sheet anode and a battery spring contact piece cathode are arranged in the containing cavity, the anode of the battery is connected with the battery elastic sheet anode, the cathode of the battery is connected with the battery spring contact piece cathode, the containing cavity is positioned inside the upper cover, extending parts are arranged at two open ends of the containing cavity, the lower cover is embedded into the extending parts, the containing cavity is covered and closed, and the upper cover, the extending parts of the lower cover battery compartment and the lower cover are buckled.

6. The phosphor detection pen according to claim 5, wherein a first mounting post is provided at an end of the inside of the upper cover adjacent to the front cover, a second mounting post is provided at an end of the inside of the upper cover adjacent to the rear cover, the lower cover battery compartment is provided with a through hole, and a screw is locked in the first mounting post and the second mounting post through the through hole from bottom to top to fix the lower cover battery compartment and the upper cover.

7. The fluorescence agent detecting pen according to claim 6, wherein the height of the first mounting post is different from the height of the second mounting post, and the height of the lower cover battery compartment corresponding to the step surface of the through hole of the first mounting post and the step surface of the through hole of the second mounting post are different.

8. The phosphor detection pen of claim 5, wherein the extension of the lower cap battery compartment and the upper cap are provided with grooves for engaging the front and rear face masks.

9. The fluorescence agent detecting pen according to claim 5, wherein the upper cover is provided with an opening corresponding to the position of the key, the top end of the key is exposed out of the upper cover through the opening, a limiting block is arranged at one end of the upper cover corresponding to the opening, and two sides of the key are provided with protruding strips.