Handheld X-ray fluorescence spectrometer

Abstract

The utility model discloses a handheld X-ray fluorescence spectrophotometer which comprises a shell, the shell, a main body part and a holding part located below the main body part, a display screen is installed at the near end of the main body part, a testing head is installed at the far end of the main body part, a detector is installed in the testing head, and the detector is connected with the display screen. A signal processing assembly and an X-ray tube are installed at the position, close to the first heat dissipation plate, in the main body part, the transmitting end of the X-ray tube is arranged in the testing head, the transmitting end of the X-ray tube and the receiving end of the detector face the center of the testing window, and the X-ray tube, the detector and the Android industrial personal computer are all connected with the control panel through wires. And a plurality of heat dissipation plates are mounted on the outer side and / or the inner side of the main body part. According to the utility model, the plurality of heat dissipation plates are arranged near the high-power component, and comprise the first heat dissipation plate arranged on the shell, and the second heat dissipation plate and the third heat dissipation plate which are arranged in the shell, so that when the temperature of the whole equipment is too high, rapid heat dissipation is realized, and the temperature is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to fluorescent detection equipment technical field, concretely relates to a hand -held X fluorescence spectrometer. BACKGROUND

[0002] X ray fluorescence spectrometer is a kind of high-precision detection instrument by detecting the energy intensity strength of the characteristic spectrum of the element of the sample surface excited by primary X ray, qualitative and quantitative analysis is carried out.It has the characteristics of rapid nondestructive testing, can be widely applied to traditional manufacturing industry, medical apparatus and instruments, chemical smelting, mineral smelting, environment and food safety and multiple fields.

[0003] The spectrometer in prior art is inconvenient to operate when using, and most of the spectrometer adopts the industrial computer of Windows system, the industrial computer system of this system is old, leading to high power consumption of the whole equipment, delayed response, high heating of the whole machine, which is not conducive to use in high temperature environment.

[0004] The information disclosed in this BACKGROUND section is only for the purpose of increasing the understanding of the background of the present utility model, and should not be regarded as an acknowledgment or any form of suggestion that it forms prior art known to those of ordinary skill in the art. CONTENT OF UTILITY MODEL

[0005] The utility model aims at providing a hand -held X fluorescence spectrometer, which can solve the technical problems of inconvenient use and delay of the spectrometer in prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model one specific implementation provides a kind of hand -held X fluorescence spectrometer, including shell, the shell includes main body portion and the holding portion located below main body portion, the proximal end of main body portion is equipped with display screen and Android industrial computer, the distal end of main body portion is equipped with test head, the detector is installed in test head, signal processing assembly and X ray tube are installed in main body portion near first radiating plate, the emission end of X ray tube is arranged in test head, the emission end of X ray tube and the receiving end of detector are arranged towards test window center, X ray tube, detector and Android industrial computer are all connected with control panel wire;The outside and / or inside of main body portion is equipped with a plurality of radiating plates.

[0007] In one or more embodiments of the utility model, the radiating plate includes first radiating plate, the first radiating plate is installed in main body portion outside near signal processing assembly and X ray tube;

[0008] The radiating plate also includes second radiating plate and third radiating plate, the second radiating plate is installed on the back of display screen, and the third radiating plate is installed on X ray tube.

[0009] In one or more embodiments of the utility model, the distal end of test head is equipped with cover plate, and proximity light sensor is also installed in test head, test window is opened on cover plate, proximity light sensor light hole is also opened on cover plate, and the receiving end of proximity light sensor is arranged towards proximity light sensor light hole, and the distal end of cover plate is equipped with test film.

[0010] In one or more embodiments of the utility model, the distal end of the connecting part between the holding part and the main part is slidably installed with a trigger for triggering the X-ray tube, the inside of the shell at the connecting part between the holding part and the main part is installed with a trigger button, the trigger button abuts against the trigger, and the trigger button is also connected with the control board wire;

[0011] When the trigger is cocked, the trigger abuts against the trigger button to make the signal processing assembly start the X-ray tube;

[0012] When the trigger is released, the trigger is away from the trigger button to make the signal processing assembly stop the X-ray tube.

[0013] In one or more embodiments of the utility model, the emitting end of the X-ray tube is installed with a collimator, and the collimator is provided with a filter.

[0014] In one or more embodiments of the utility model, the signal processing assembly comprises a signal processor and a control board, the control board is connected with the micro X-ray tube and the Android industrial personal computer through wires respectively, and the signal processor is connected with the detector and the Android industrial personal computer through wires respectively.

[0015] In one or more embodiments of the utility model, the control board is installed on the first support, the first support is installed in the main part, the second support is installed on the first support, and the signal processor is installed on the second support.

[0016] In one or more embodiments of the utility model, the proximal end of the main part is provided with a display screen outer frame, the display screen is installed on the inner side of the display screen outer frame through a display screen pressing plate, the second heat sink is installed between the display screen pressing plate and the display screen, the Android industrial personal computer is installed on the display screen pressing plate, and the Android industrial personal computer is connected with the display screen, the control board and the signal processor through wires respectively.

[0017] In one or more embodiments of the utility model, the lower end of the holding part is fixedly installed with a containing part, the battery is installed in the containing part, and the battery is connected with the control board through wires.

[0018] In one or more embodiments of the utility model, the main part is also provided with a power interface, the power interface is connected with the control panel wire in the main part, and the power interface is connected with an external power supply through a power line outside the main part.

[0019] Compared with the prior art, the handheld X fluorescence spectrometer in the utility model, by setting several heat sinks near the high-power components, including the first heat sink arranged on the shell and the second heat sink and the third heat sink arranged in the shell, when the temperature of the whole device is too high, the rapid heat dissipation is realized to reduce the temperature of the device; and the Android industrial computer is used to replace the industrial computer with the Windows system in the prior art, so that the whole device has lower power consumption and faster response speed, and compared with the industrial computer in the prior art, the response is faster, and the power consumption is lower.

[0020] The utility model uniformly adopts the control panel to supply power to each electronic unit in the device, including supplying power to the signal processor and the Android industrial computer, and the control panel power supply is provided by the internal battery, so as to reduce the heating temperature of the whole machine and improve the working efficiency;

[0021] The utility model is also provided with a proximity light sensor to ensure the safety during use. DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments in the utility model, and other drawings can be obtained according to these drawings without creative labor for those skilled in the art.

[0023] Figure 1 It is a structure schematic view of the handheld X fluorescence spectrometer in a specific embodiment of the utility model;

[0024] Figure 2 It is a front view of the handheld X fluorescence spectrometer in a specific embodiment of the utility model;

[0025] Figure 3 It is a top view of the handheld X fluorescence spectrometer in a specific embodiment of the utility model;

[0026] Figure 4 It is a sectional view of the handheld X fluorescence spectrometer along the A-A direction in a specific embodiment of the utility model;

[0027] Figure 5 It is a partial view at the third heat sink in a specific embodiment of the utility model;

[0028] Figure 6This is a partial view of the second heat sink in a specific embodiment of the present invention;

[0029] Figure 7 This is a partial view of the low beam sensor in a specific embodiment of the present invention. Detailed Implementation

[0030] To enable those skilled in the art to better understand the technical solutions of this utility model, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort should fall within the protection scope of this utility model.

[0031] In the description of this utility model, it should be understood that the terms "vertical", "horizontal", "top", "bottom", "upper", "lower", "front", "rear", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0032] It should be noted that, for the purpose of more clearly describing the structure of the handheld X-ray fluorescence spectrometer, the term "distal end" is defined herein as the end furthest from the operator during surgical procedures, and "proximal end" as the end closest to the operator during testing procedures. Unless otherwise defined, all technical and scientific terms used in this invention have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used in this specification is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

[0033] As described in the background section, existing X-ray fluorescence spectrometers use an industrial computer as the central control device. The operating system of this industrial computer is Windows. The entire device generates a lot of heat, which not only leads to high power consumption and long latency, but also shortens the battery standby time and reduces the lifespan of the device.

[0034] In response to the above problems, such as Figures 1-2As shown, the utility model provides a handheld X fluorescence spectrometer, including shell 10, shell 10 includes main part 101 and the holding part 102 of being located below main part 101, the proximal end of main part 101 is installed with display screen 8, the distal end of main part 101 is installed with test head 15, and the outside of main part 101 and / or the outside is installed with several radiating plates, and the radiating plate is used for the quick heat dissipation of shell 10, guarantees that instrument can use under high temperature environment, in this embodiment, display screen 8 is the android display screen, and the industrial computer 7 that is connected with display screen 8 is the android system, compared with the industrial computer of Windows system, display screen 8 and android industrial computer 7 in this embodiment not only operate smoothly and do not jam, and the heating power is also low, in this embodiment, the proximal end is the one end of handheld X fluorescence spectrometer close to operating personnel, and the distal end is the one end of handheld X fluorescence spectrometer away from operating personnel.

[0035] As Figures 3-4 Shown, in this embodiment, the inside of main part 101 is installed with signal processing assembly and X-ray tube 2, the inside of test head 15 is installed with detector 5, and the distal end of test head 15 is opened with test window 21, and the emission end of X-ray tube 2 and the receiving end of detector 5 are towards test window 21 center, and X-ray tube 2, detector 5 and display screen 8 are all connected with signal processing assembly wire, after X-ray tube 2 is excited, emits primary X-ray, and primary X-ray passes through test window 21 and irradiates on the measured sample before being placed in the distal end of handheld X fluorescence spectrometer, and after receiving primary X-ray, the measured sample excitation produces secondary X fluorescence, and secondary X fluorescence is transmitted to detector 5, and after receiving optical signal, detector 5 converts it into analog signal, and analog signal is amplified and processed, and the amplified analog signal is processed by signal processing assembly, and the calculation result is displayed on display screen 8.

[0036] As Figure 1 And Figure 7 Shown, in this embodiment, the distal end of test head 15 is installed with cover plate 18, and test head 15 is also installed with proximity light sensor 11, and test window 21 is opened on cover plate 18, and proximity light sensor light hole 28 is also opened on cover plate 18, and the receiving end of proximity light sensor 11 is arranged towards proximity light sensor light hole 28, and the distal end of cover plate 18 is equipped with test film.

[0037] As Figure 3 Shown, in this embodiment, the radiating plate includes the first radiating plate 23 of being set up in the outside of main part 101, and the first radiating plate 23 is installed on the side close to signal processing assembly, and the first radiating plate 23 is the radiating plate of folding type, and is cooled by increasing the contact area with the outside, as Figures 5-6As shown, the heat sink also includes a second heat sink 26 and a third heat sink 27 disposed inside the main body 101. The second heat sink 26 is mounted on the back of the display screen 8, and the third heat sink 27 is mounted on the X-ray tube 2. The second heat sink 26 and the third heat sink 27 are thermal conductive pads that can transfer heat from the display screen 8 and the X-ray tube 2 to the outer casing 10.

[0038] like Figure 4 As shown, in this embodiment, the signal processing component includes a signal processor 6 and a control board 1. The control board 1 is connected to the X-ray tube 2 via wires, and the signal processor 6 is connected to the detector 5 and the Android industrial control computer 7 via wires. A display screen frame 19 is provided near the main body 101. The display screen 8 is mounted on the inner side of the display screen frame 19 via a display screen pressure plate 20. The Android industrial control computer 7 is mounted on the display screen pressure plate 20, and a second heat sink 26 is mounted on the display screen 8. In this embodiment, the Android industrial control computer 7 includes an Android industrial control computer core board and a peripheral interface base plate.

[0039] like Figure 4 As shown, in this embodiment, the control board 1 is mounted on the first bracket 16, the first bracket 16 is mounted inside the main body 101, the first bracket 16 is mounted on the second bracket 17, the signal processor 6 is mounted on the second bracket 17, and in this embodiment, the second bracket 17 is also mounted on the indicator light 14.

[0040] like Figure 4 As shown, in this embodiment, a trigger 12 for triggering the X-ray tube 2 is slidably installed at the distal end of the connection between the grip portion 102 and the main body portion 101. A trigger button 22 is installed inside the housing 10 at the connection between the grip portion 102 and the main body portion 101. The trigger button 22 abuts against the trigger 12 and is also connected to the control board 1 wire.

[0041] When the trigger 12 is pulled, the trigger 12 presses against and squeezes the trigger button 22, causing the control board 1 to turn on the X-ray tube 2;

[0042] When trigger 12 is released, trigger 12 moves away from and releases trigger button 22, causing control panel 1 to shut down X-ray tube 2.

[0043] like Figure 4As shown, in the embodiment, the handheld X fluorescence spectrometer can be powered by the battery 9 or an external power supply. The battery 9 is connected to the control panel 1 by wires, the detector 5 is connected to the signal processor 6 by wires, and the power supply of the signal processor 6 is provided by the control panel 1; in the embodiment, the battery 9 is installed on the lower end face of the holding portion 102 and provided with a receiving portion 103, the lower end face of the receiving portion 103 is provided with an opening, the electrode of the battery 9 is matched with the lower end face of the holding portion 102 to realize power supply to the control panel 1, and the matching between the battery 9 and the receiving portion 103 can be clamping. In the embodiment, the main body portion 101 is also provided with a power supply interface 13, the power supply interface 13 is connected to the control panel 1 by wires in the main body portion 101, and the power supply interface 13 is connected to an external power supply by a power supply line outside the main body portion 101; the handheld X fluorescence spectrometer in the embodiment can be powered by the battery 9 or an external power supply, which not only improves the power supply efficiency, but also reduces the heating temperature of the whole machine and prolongs the standby time of the battery.

[0044] It can be seen from the above technical scheme that the handheld X fluorescence spectrometer has the following beneficial effects: the handheld X fluorescence spectrometer in the embodiment is provided with a plurality of heat dissipation plates near high-power components, including a first heat dissipation plate 23 arranged on the shell and a second heat dissipation plate 26 and a third heat dissipation plate 27 arranged in the shell, so that when the temperature of the whole device is too high, rapid heat dissipation is realized to reduce the temperature of the device; in the embodiment, the low-power consumption Android industrial computer 7 is used to replace the industrial computer with a Windows system in the prior art, so that the whole device has lower power consumption and faster response speed, and the industrial computer in the embodiment has faster response speed and lower power consumption compared with the industrial computer in the prior art; the control panel 1 can be powered by an external power supply or an internal battery 9 in the embodiment, so as to reduce the heating temperature of the whole machine and improve the working efficiency; the proximity light sensor 11 is also installed in the embodiment to ensure safety during use.

[0045] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0046] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature or implementation described herein. The specification can include implicit combinations of explicitly mentioned features and / or implicit combinations of implicitly mentioned features. Such combinations are also expressly included within the scope of the specification and an embodiment.

Claims

1. A hand-held X-ray fluorescence spectrometer comprising a housing, characterized in that, The shell comprises a main body part and a holding part below the main body part, a display screen and an Android industrial computer are mounted at the proximal end of the main body part, a test head is mounted at the distal end of the main body part, a detector is mounted in the test head, a signal processing assembly and an X-ray tube are mounted in the main body part near the first heat dissipation plate, the emitting end of the X-ray tube is arranged in the test head, the emitting end of the X-ray tube and the receiving end of the detector are arranged towards the center of the test window, the X-ray tube, the detector and the Android industrial computer are connected with the control board wires; a plurality of heat dissipation plates are mounted on the outside and / or inside of the main body part.

2. The handheld X-ray fluorescence spectrometer of claim 1, wherein, The heat dissipation plates comprise a first heat dissipation plate, which is mounted on the outside of the main body part near the signal processing assembly and the X-ray tube; The heat dissipation plates further comprise a second heat dissipation plate and a third heat dissipation plate, the second heat dissipation plate is mounted on the back of the display screen, and the third heat dissipation plate is mounted on the X-ray tube.

3. The handheld X-ray fluorescence spectrometer of claim 1, wherein, The distal end of the test head is provided with a cover plate, a proximity light sensor is further mounted in the test head, the test window is formed in the cover plate, a proximity light sensor light hole is further formed in the cover plate, the receiving end of the proximity light sensor is arranged towards the proximity light sensor light hole, and a test film is arranged at the distal end of the cover plate.

4. The handheld X-ray fluorescence spectrometer of claim 1, wherein, A trigger is slidably mounted at the distal end of the connection between the holding part and the main body part, the shell is internally provided with a trigger button at the connection between the holding part and the main body part, the trigger button abuts against the trigger, and the trigger button is further connected with the control board wires; When the trigger is pulled, the trigger abuts against the trigger button to turn on the X-ray tube by the signal processing assembly; When the trigger is released, the trigger moves away from the trigger button to turn off the X-ray tube by the signal processing assembly.

5. The handheld X-ray fluorescence spectrometer of claim 1, wherein, The emitting end of the X-ray tube is provided with a collimator, and the collimator is provided with a filter.

6. The handheld X-ray fluorescence spectrometer of claim 2, wherein, The signal processing assembly comprises a signal processor and a control board, the control board is connected with the miniature X-ray tube and the Android industrial computer through wires, and the signal processor is connected with the detector and the Android industrial computer through wires.

7. The handheld X-ray fluorescence spectrometer of claim 6, wherein, The control board is mounted on a first bracket, the first bracket is mounted in the main body part, a second bracket is mounted on the first bracket, and the signal processor is mounted on the second bracket.

8. The handheld X-ray fluorescence spectrometer of claim 6, wherein, The proximal end of the main body part is provided with a display screen outer frame, the display screen is mounted on the inside of the display screen outer frame through a display screen pressing plate, the second heat dissipation plate is mounted between the display screen pressing plate and the display screen, the Android industrial computer is mounted on the display screen pressing plate, and the Android industrial computer is connected with the display screen, the control board and the signal processor through wires.

9. The handheld X-ray fluorescence spectrometer of claim 8, wherein, The lower end of the holding part is fixedly provided with a receiving part, a battery is mounted in the receiving part, and the battery is connected with the control board through wires.

10. The handheld X-ray fluorescence spectrometer of claim 8, wherein, A power supply interface is further formed in the main body part, the power supply interface is connected with the control board through wires in the main body part, and the power supply interface is connected with an external power supply through a power supply line outside the main body part.

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