Fluorescence spectrometer

Abstract

The utility model relates to the technical field of fluorescence spectrometers, in particular to a fluorescence spectrometer. Comprising a fluorescence spectrophotometer body, a touch screen is installed on one side of the fluorescence spectrophotometer body, an adjusting device is arranged at one end of the fluorescence spectrophotometer body and comprises two assembling frames, and the two assembling frames are fixedly connected with the two sides of the fluorescence spectrophotometer body respectively; one inner wall of the assembly frame is in sliding connection with a guide frame, and a rotating rod penetrates through the other inner wall of the assembly frame in a threaded mode. According to the fluorescence spectrophotometer provided by the utility model, when the protective cover of the fluorescence spectrophotometer is opened, the opening angle of the protective cover can be accurately fixed through the adjusting device, and errors in an optical system can be effectively reduced by stably controlling the angle of the protective cover, so that the data accuracy of the fluorescence spectrophotometer in a detection process is improved; and the measurement performance and the overall use effect of the instrument are optimized.

Description

TECHNICAL FIELD

[0001] The utility model relates to fluorescence spectrometer technical field especially relates to a fluorescence spectrometer. BACKGROUND

[0002] The fluorescence spectrometer is a kind of instrument for measuring the fluorescence characteristics of matter, when sample is excited by specific wavelength light, sample will emit specific wavelength fluorescence, and the fluorescence spectrometer is widely used in chemical analysis, biomedical research, environmental monitoring and other fields, for detecting and quantitatively analyzing various substances.

[0003] The utility model discloses a kind of fluorescence spectrometer of the utility model for the technical scheme main points are as follows: including bottom plate, box, access door, mechanical lock, ray source module, position sensor and controller, bottom plate, box and access door are made of steel plate with wall thickness greater than 3mm, box is installed on bottom plate, ray source module is installed in the cavity of box, box has access opening above, access door is set at access opening, bottom plate, box and access door form closed structure, mechanical lock is used to lock or open access door, position sensor and ray source module are electrically connected with controller, position sensor is used to detect whether access door is opened, in the case where access door is detected to be opened, controller controls ray source module to cut off power supply. By the scheme, it is not necessary to adopt large space to install shielding shell or carry out space isolation;And, through the cooperation of position sensor and controller, after opening access door, ray source module is cut off power supply, to ensure the safety during maintenance.

[0004] For the above-mentioned related content, the following technical defects exist: the fluorescence spectrometer is a kind of spectral instrument for measuring the fluorescence emitted by matter, which utilizes the characteristics of the sample absorbing energy and emitting fluorescence under the irradiation of excitation light at a specific wavelength, and analyzes the composition and concentration of the sample by detecting the fluorescence signal. When using the fluorescence spectrometer, it is found that when the protective cover on the fluorescence spectrometer is opened, the protective cover has no fixing effect and cannot fix the angle of the protective cover, which will cause slight vibration or displacement of the fluorescence spectrometer during use, which will cause system drift and affect the accuracy of optical position and measurement results.

[0005] Therefore, it is necessary to provide a new kind of fluorescence spectrometer to solve the above technical problems. UTILITY MODEL CONTENT

[0006] The utility model aims at solving the shortcomings in the prior art that when the protective cover on the fluorescence spectrometer is opened, the protective cover has no fixing effect and cannot fix the angle of the protective cover, which will cause slight vibration or displacement of the fluorescence spectrometer during use, which will cause system drift and affect the accuracy of optical position and measurement results.

[0007] The utility model provides a kind of fluorescence spectrometer to solve above-mentioned technical problem, including: fluorescence spectrometer body, the side of the fluorescence spectrometer body is equipped with touch screen, the one end of the fluorescence spectrometer body is equipped with adjusting device, the adjusting device includes two assembly frames, two the assembly frame is respectively fixedly connected with the both sides of fluorescence spectrometer body, one of the inner wall of the assembly frame is slidably connected with guide frame, the other inner wall of the assembly frame is screwed and is penetrated with rotating rod, the rotating rod is screw-connected with guide frame inner wall, the arc surface one end of the rotating rod is fixedly connected with abutment block, the side of the abutment block away from rotating rod is fixedly connected with connecting rod, the inner wall of the guide frame is slidably connected with sliding rod, the arc surface one end of the sliding rod is fixedly connected with fixed rod, the arc surface one end of the fixed rod is fixedly connected with fluorescence spectrometer body, the arc surface other end of the fixed rod is fixedly connected with fixed disc, the side of the fixed disc away from fixed rod is fixedly connected with electric push rod, the output of the electric push rod is fixedly connected with abutment rod, the arc surface one end of the abutment rod away from electric push rod is fixedly connected with contact plate.

[0008] The effect achieved by the above components is that the fluorescence spectrometer body is a spectral instrument for measuring the fluorescence emitted by a substance. It utilizes the characteristics of a sample absorbing energy and emitting fluorescence under the irradiation of excitation light at a specific wavelength. By detecting the fluorescence signal, the composition and concentration of the sample can be analyzed. However, when using the fluorescence spectrometer body, it is found that when the protective cover on the fluorescence spectrometer body is opened, the protective cover has no fixing effect and cannot fix the angle of the protective cover. This can cause slight vibration or displacement of the fluorescence spectrometer body during use, which can cause system drift and affect the accuracy of optical position and measurement results. At this time, the adjusting device can be used to fix the opened protective cover, thereby improving the stability of the detection value of the fluorescence spectrometer body by fixing the protective cover.

[0009] Preferably, the arc surface of the connecting rod is provided with a plurality of anti-skid grooves, and the plurality of anti-skid grooves are uniformly distributed on the arc surface of the connecting rod.

[0010] The effect achieved by the above components is that when the connecting rod drives the rotating rod to rotate, the anti-skid grooves on the connecting rod can improve the friction force on the surface of the connecting rod, thereby improving the rotation speed of the connecting rod through the anti-skid grooves.

[0011] Preferably, the side of the abutment block away from the connecting rod is fixedly connected with a friction pad, and the friction pad is in the shape of a ring.

[0012] The effect achieved by the above components is that when the abutment block comes into contact with the assembly frame, the friction pad installed on the abutment block can improve the friction force when the abutment block comes into contact with the assembly frame, thereby improving the contact effect of the abutment block and the assembly frame through the friction pad.

[0013] Preferably, the sliding rod is a titanium alloy rod.

[0014] The titanium alloy material of the sliding rod body is relatively hard, and the sliding rod is less likely to deform after long-term use, thereby having a better service life.

[0015] Preferably, one side of the fluorescence spectrometer body is provided with an auxiliary device, the auxiliary device comprises a fixed plate, the fixed plate is fixedly connected with the fluorescence spectrometer body, two moving rods are slidably penetrated into the inner wall of the fixed plate, the same protection plate is fixedly connected with the two moving rods close to the arc surface end of the fluorescence spectrometer body, the arc surface of the moving rod is sleeved with a first spring, the two ends of the first spring are fixedly connected with the fixed plate and the protection plate respectively, one side of the protection plate is fixedly connected with a connecting block, a telescopic rod is slidably penetrated into the inner wall of the connecting block, the arc surface end of the telescopic rod is fixedly connected with the fluorescence spectrometer body, the arc surface of the telescopic rod is sleeved with a second spring, and the two ends of the second spring are fixedly connected with the telescopic rod and the fluorescence spectrometer body respectively.

[0016] The above-mentioned components achieve the effect that when the fluorescence spectrometer body is not used, the touch screen of the fluorescence spectrometer body can be protected by the auxiliary device, dust and oil stains are prevented from accumulating on the surface of the screen, long-term non-cleaning can affect the touch effect of the entire touch screen and the working efficiency of the fluorescence spectrometer body, and the protection of the auxiliary device can also prevent the screen from being directly damaged by physical damage and affect the subsequent normal use.

[0017] Preferably, the arc surface end of the telescopic rod away from the second spring is fixedly connected with a guide block, and the cross section of the guide block is arc-shaped.

[0018] The above-mentioned components achieve the effect that when the telescopic rod and the inner wall of the connecting block are in contact, the guide block installed on the telescopic rod can improve the connection speed between the telescopic rod and the connecting block and the connection efficiency of the two.

[0019] Preferably, one side of the protection plate away from the fluorescence spectrometer body is fixedly connected with a handle.

[0020] The above-mentioned components achieve the effect that when the angle of the protection plate needs to be moved, the handle installed on the protection plate can be used to move the protection plate, and the speed and efficiency of moving the protection plate can be improved through the handle.

[0021] Compared with the related art, the fluorescence spectrometer has the following beneficial effects:

[0022] The utility model provides a kind of fluorescence spectrometer, by setting adjusting device, when the protective cover of fluorescence spectrometer is opened, the opening angle of protective cover can be accurately fixed by adjusting device, by the stable control of protective cover angle, it can effectively reduce the error in optical system, to improve the data accuracy of fluorescence spectrometer in detection process, optimize the measurement performance and overall use effect of instrument.

[0023] By setting auxiliary device, when touch screen is not used, the surface of touch screen can be effectively protected, so as to avoid physical damage from the outside, the auxiliary device can reduce scratches, stains and other damages to the screen, significantly prolong the service life of touch screen. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The utility model provides a kind of fluorescence spectrometer's structural schematic diagram;

[0025] Figure 2 For Figure 1 Partial structural schematic diagram;

[0026] Figure 3 For Figure 1 Structural schematic diagram of adjusting device shown in it;

[0027] Figure 4 For Figure 1 Split structural schematic diagram of adjusting device shown in it;

[0028] Figure 5 For Figure 1 Structural schematic diagram of auxiliary device shown in it;

[0029] Figure 6 For Figure 1 Partial enlarged structural schematic diagram of auxiliary device shown in it.

[0030] Reference numeral in drawing: 1, fluorescence spectrometer body;2, adjusting device;201, assembly frame;202, rotating rod;203, abutment block;204, connecting rod;205, guide frame;206, sliding rod;207, fixed rod;208, fixed disc;209, electric push rod;210, abutment rod;211, contact plate;212, antiskid groove;213, friction pad;3, auxiliary device;31, fixed plate;32, moving rod;33, first spring;34, protection plate;35, connecting block;36, telescopic rod;37, second spring;38, handle;39, guide block;4, touch screen. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples.

[0032] The specific implementation of the utility model will be described in detail below in combination with specific examples.

[0033] Please refer to Figures 1 to 6 The utility model embodiment provides a kind of fluorescence spectrometer, comprising: fluorescence spectrometer body 1, touch screen 4 is installed in one side of fluorescence spectrometer body 1, adjusting device 2 is equipped in one end of fluorescence spectrometer body 1, auxiliary device 3 is equipped in one side of fluorescence spectrometer body 1.

[0034] In the embodiment of the utility model, please refer to Figure 3 And Figure 4The adjusting device 2 comprises two assembly frames 201, the two assembly frames 201 are fixedly connected with two sides of the fluorescence spectrometer body 1 respectively, one inner wall of the assembly frame 201 is slidably connected with a guide frame 205, another inner wall of the assembly frame 201 is threaded through with a rotating rod 202, the rotating rod 202 is threaded connected with the inner wall of the guide frame 205, the arc surface one end of the rotating rod 202 is fixedly connected with an abutting block 203, the side, away from the rotating rod 202, of the abutting block 203 is fixedly connected with a connecting rod 204, the inner wall of the guide frame 205 is slidably connected with a sliding rod 206, the arc surface one end of the sliding rod 206 is fixedly connected with a fixed rod 207, the arc surface one end of the fixed rod 207 is fixedly connected with the fluorescence spectrometer body 1, the arc surface other end of the fixed rod 207 is fixedly connected with a fixed disc 208, the side, away from the fixed rod 207, of the fixed disc 208 is fixedly connected with an electric push rod 209, the output end of the electric push rod 209 is fixedly connected with an abutting rod 210, the arc surface one end, away from the electric push rod 209, of the abutting rod 210 is fixedly connected with a contact plate 211, the fluorescence spectrometer body 1 is a kind of spectral instrument for measuring the fluorescence emitted by substance, it utilizes the characteristics that sample absorbs energy and emits fluorescence under the irradiation of excitation light of specific wavelength, analyzes the composition and concentration of sample by detecting fluorescence signal, but when opening the protective cover on the fluorescence spectrometer body 1 in use, the protective cover has no fixing effect, cannot fix the angle of the protective cover, can cause the slight vibration or displacement of the fluorescence spectrometer body 1 in the use process, which can cause system drift, affect the accuracy of optical position and measurement result, at this time, the opened protective cover can be fixed by the adjusting device 2, so as to improve the stability of the detection value of the fluorescence spectrometer body 1 by fixing the protective cover, the arc surface of the connecting rod 204 is provided with a plurality of anti-skid grooves 212, the plurality of anti-skid grooves 212 are evenly distributed on the arc surface of the connecting rod 204, when the connecting rod 204 drives the rotating rod 202 to rotate, the anti-skid grooves 212 provided on the connecting rod 204 can improve the friction force of the rod body surface of the connecting rod 204, so as to improve the rotating speed of the connecting rod 204 through the anti-skid grooves 212, the side, away from the connecting rod 204, of the abutting block 203 is fixedly connected with a friction pad 213, the friction pad 213 is annular, when the abutting block 203 contacts with the assembly frame 201, the friction pad 213 installed on the abutting block 203 can improve the friction force when the abutting block 203 contacts with the assembly frame 201, so as to improve the contact effect of the abutting block 203 and the assembly frame 201 through the friction pad 213, the sliding rod 206 is a titanium alloy rod, the rod body of the titanium alloy sliding rod 206 is relatively hard, the sliding rod 206 is less likely to deform after long-term use, and has a good service life;

[0035] In the embodiment of the utility model, please refer to Figure 5 And Figure 6The auxiliary device 3 includes a fixed plate 31 fixedly connected with the fluorescence spectrometer body 1, two moving rods 32 slidingly penetrating the inner wall of the fixed plate 31, the same protection plate 34 being fixedly connected with the two moving rods 32 close to the arc surface end of the fluorescence spectrometer body 1, the first spring 33 being sleeved with the arc surface of the moving rod 32, the two ends of the first spring 33 being fixedly connected with the fixed plate 31 and the protection plate 34 respectively, the connecting block 35 being fixedly connected with one side of the protection plate 34, the telescopic rod 36 slidingly penetrating the inner wall of the connecting block 35, the arc surface end of the telescopic rod 36 being fixedly connected with the fluorescence spectrometer body 1, the second spring 37 being sleeved with the arc surface of the telescopic rod 36, the two ends of the second spring 37 being fixedly connected with the telescopic rod 36 and the fluorescence spectrometer body 1 respectively, when the fluorescence spectrometer body 1 is not used, the touch screen 4 of the fluorescence spectrometer body 1 can be protected by the auxiliary device 3, so that dust and oil stains are prevented from accumulating on the screen surface, long-term non-cleaning can affect the touch effect of the entire touch screen 4 and the working efficiency of the fluorescence spectrometer body 1, meanwhile, through the protection of the auxiliary device 3, the screen is also prevented from being directly damaged due to physical damage and affecting subsequent normal use, the arc surface end of the telescopic rod 36 away from the second spring 37 is fixedly connected with the guide block 39, the cross section of the guide block 39 is arc-shaped, when the telescopic rod 36 is in contact with the inner wall of the connecting block 35, the guide block 39 installed on the telescopic rod 36 can improve the connection speed between the telescopic rod 36 and the connecting block 35 and improve the connection efficiency of the two, the side, away from the fluorescence spectrometer body 1, of the protection plate 34 is fixedly connected with the handle 38, when the angle of the protection plate 34 needs to be moved, the handle 38 installed on the protection plate 34 can be used to move the protection plate 34, and the handle 38 can improve the speed and efficiency of moving the protection plate 34;

[0036] The working principle of the fluorescence spectrometer is as follows: the guide frame 205 is in contact with the inner wall of the assembly frame 201, at this time, the connecting rod 204 can drive the rotating rod 202 to be connected with the inner walls of the assembly frame 201 and the guide frame 205, at this time, the abutting block 203 can be connected with the assembly frame 201, the guide frame 205 can be fixed in the assembly frame 201, when the protective cover of the fluorescence spectrometer body 1 is opened, the protective cover drives the guide frame 205 to slide on the sliding rod 206, after the protective cover is completely opened, the electric push rod 209 installed on the fixed disc 208 can be started, the movement of the electric push rod 209 can drive the abutting rod 210 to move through the output end, the movement of the abutting rod 210 can drive the contact plate 211 to move, the contact plate 211 can be connected with the guide frame 205, and the angle of the guide frame 205 can be fixed.

[0037] Pull the protection plate 34 to the direction of the touch screen 4, the movement of the protection plate 34 will drive the moving rod 32 to slide in the fixed plate 31, at this time, the first spring 33 can be stretched by the movement of the moving rod 32, the telescopic rod 36 is pressed, the movement of the telescopic rod 36 will drive the second spring 37 to be pressed, at this time, the inner wall of the connecting block 35 and the rod body of the telescopic rod 36 can be aligned in position, the telescopic rod 36 can be released, the second spring 37 resets to drive the telescopic rod 36 to contact with the inner wall of the connecting block 35, the protection plate 34 can be fixed on the touch screen 4.

[0038] The circuit and the control involved in the utility model are prior art, and too much repetition is not performed here.

[0039] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and equivalent structure or equivalent process transformation using the utility model specification and the attached drawing contents, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.

Claims

1. A fluorescence spectrometer, characterized by, Include: The fluorescence spectrometer body (1), one side of the fluorescence spectrometer body (1) is equipped with a touch screen (4), one end of the fluorescence spectrometer body (1) is provided with an adjusting device (2), the adjusting device (2) comprises two assembly frames (201), two assembly frames (201) are fixedly connected with both sides of the fluorescence spectrometer body (1) respectively, one of the inner walls of the assembly frame (201) is slidably connected with a guide frame (205), the other inner wall of the assembly frame (201) is threaded through with a rotating rod (202), the rotating rod (202) is threadedly connected with the inner wall of the guide frame (205), the arc surface one end of the rotating rod (202) is fixedly connected with an abutment block (203), the side away from the rotating rod (202) of the abutment block (203) is fixedly connected with a connecting rod (204), the inner wall of the guide frame (205) is slidably connected with a sliding rod (206), the arc surface one end of the sliding rod (206) is fixedly connected with a fixed rod (207), the arc surface one end of the fixed rod (207) is fixedly connected with the fluorescence spectrometer body (1), the arc surface other end of the fixed rod (207) is fixedly connected with a fixed disc (208), the side away from the fixed rod (207) of the fixed disc (208) is fixedly connected with an electric push rod (209), the output end of the electric push rod (209) is fixedly connected with an abutment rod (210), the arc surface one end away from the electric push rod (209) of the abutment rod (210) is fixedly connected with a contact plate (211).

2. The fluorescence spectrometer of claim 1, wherein, The arc surface of the connecting rod (204) is provided with a plurality of anti-skid grooves (212), and a plurality of anti-skid grooves (212) are uniformly distributed on the arc surface of the connecting rod (204).

3. The fluorescence spectrometer of claim 1, wherein, The side away from the connecting rod (204) of the abutment block (203) is fixedly connected with a friction pad (213), and the friction pad (213) is in the form of a circular ring.

4. The fluorescence spectrometer of claim 1, wherein, The sliding rod (206) is a titanium alloy rod.

5. The fluorescence spectrometer of claim 1, wherein, One side of the fluorescence spectrometer body (1) is provided with an auxiliary device (3), the auxiliary device (3) comprises a fixed plate (31), the fixed plate (31) is fixedly connected with the fluorescence spectrometer body (1), the inner wall of the fixed plate (31) is slidably penetrated by two moving rods (32), the arc surface one end of the two moving rods (32) close to the fluorescence spectrometer body (1) is fixedly connected with the same protection plate (34), the arc surface of the moving rod (32) is sleeved with a first spring (33), and the two ends of the first spring (33) are fixedly connected with the fixed plate (31) and the protection plate (34) respectively, one side of the protection plate (34) is fixedly connected with a connecting block (35), the inner wall of the connecting block (35) is slidably penetrated by a telescopic rod (36), the arc surface one end of the telescopic rod (36) is fixedly connected with the fluorescence spectrometer body (1), the arc surface of the telescopic rod (36) is sleeved with a second spring (37), and the two ends of the second spring (37) are fixedly connected with the telescopic rod (36) and the fluorescence spectrometer body (1) respectively.

6. The fluorescence spectrometer of claim 5, wherein, The telescopic rod (36) is fixedly connected with a guide block (39) at the end away from the arc surface of the second spring (37), and the cross section of the guide block (39) is arc-shaped.

7. The fluorescence spectrometer of claim 5, wherein, The protection plate (34) is fixedly connected with a handle (38) on the side away from the fluorescence spectrometer body (1).

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