Raman spectrometer for cloth dye detection

Abstract

The utility model relates to the technical field of spectrometers, and discloses a Raman spectrometer for cloth dye detection, which comprises a [-shaped frame, the surface of the [-shaped frame is respectively provided with a lifting groove and a driving groove, the inner wall of the lifting groove is rotatably connected with a transmission screw rod through a bearing, and the surface of the transmission screw rod is in threaded connection with a lifting block through a screw rod nut. A moving seat is arranged on one side of the lifting block, a positioning groove is formed in the surface of the moving seat, and a Raman spectrometer body is slidably connected to the inner wall of the positioning groove; the transmission lead screw and the lifting block drive the moving seat to move downwards, the moving seat drives the Raman spectrometer main body to move downwards, a detection head of the Raman spectrometer main body is promoted to make contact with dyed cloth, light scattering caused by hand shaking is avoided, and the handheld Raman spectrometer main body is kept in a shake-free vertical state for a long time when the dyed cloth is detected; the detection precision is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of spectrometers, in particular to a Raman spectrometer used for cloth dye detection. Background Art

[0002] A spectrometer, also known as a spectrometer, is a device that uses a photomultiplier tube or other light detector to measure the intensity of different wavelength positions of a spectrum line. It consists of an entrance slit, a dispersion system, an imaging system, and one or more exit slits. When testing the type of cloth dye, it is usually necessary to hold the spectrometer and press the spectrometer probe on the surface of the dyed cloth as a sample.

[0003] Among them, the "a wireless spectrometer and spectrometer measurement system" disclosed by the application number "CN201720621221.X" "comprises a handheld part, a spectrometer body, a trigger, and a measuring device. The measuring device is arranged inside the spectrometer body. The trigger is used to trigger the measuring device. The spectrometer body is provided with a handheld part. The wireless spectrometer also includes a communication module, a memory, and a user identification card module. The user identification card module is used to insert a user identification card and provides a dedicated network authentication. The wireless spectrometer is connected to a dedicated network through the communication module and exchanges information with a remote computer. The memory is used to store measurement data and computer feedback data. The utility model also discloses a measurement system using the above-mentioned wireless spectrometer. The utility model improves the portability of the spectrometer and increases the endurance". After further retrieval, it was found that its application number is " The "fluorescence spectrometer" disclosed in "CN202121859867.4" "comprises: a spectrometer body, a handle, a switch, a screen bearing, an observation screen, a spectrometer detection head, a fixing buckle, a mounting assembly and a lens. A screen bearing is provided at one end of the spectrometer body, and the screen bearing is connected to the observation screen. A spectrometer detection head is provided at the other end of the spectrometer body, and a plurality of fixing buckles are provided on the spectrometer detection head. The handle is provided below the spectrometer body, and a switch is provided at the intersection of the handle and the spectrometer body. The mounting assembly is provided on the outside of the spectrometer detection head through the fixing buckle, and a lens for filtering is provided on the mounting assembly. Since the lens on the spectrometer can be replaced, the utility model further expands the scope of use of the spectrometer, does not need to frequently replace the spectrometer, and further improves the testing efficiency of the spectrometer."

[0004] However, the above two spectrometers still have the following defects: when the handheld spectrometer detects dyed fabrics, it needs to keep a vertical state for a long time, which is easy to cause astigmatism due to hand shaking, thereby reducing the detection accuracy. Utility Model Content

[0005] In view of the deficiencies of the prior art, the present utility model provides a Raman spectrometer for detecting fabric dyes, which has the advantage of maintaining a vertical state without jitter for a long time, and solves the problems raised in the above-mentioned background art.

[0006] The present utility model provides the following technical solutions: A Raman spectrometer for detecting fabric dyes, including a U-shaped frame. The surface of the U-shaped frame is respectively provided with a lifting groove and a driving groove. The inner wall of the lifting groove is rotationally connected with a transmission lead screw through a bearing. The surface of the transmission lead screw is threadedly connected with a lifting block through a lead screw nut. One side of the lifting block is provided with a moving seat. The surface of the moving seat is provided with a positioning groove. The inner wall of the positioning groove is slidably connected with a Raman spectrometer main body. The top of the Raman spectrometer main body is provided with a fixing component, and the bottom of the Raman spectrometer main body is provided with a protection component.

[0007] As a preferred technical solution of the present utility model, the inner wall of the driving groove is rotationally connected with a vertical rod through a bearing. One end of the vertical rod penetrates through the inner wall of the top of the driving groove and is connected to one end of the transmission lead screw. The surface of the vertical rod is provided with a driving wheel, and the surface of the driving wheel is provided with anti-slip lines.

[0008] As a preferred technical solution of the present utility model, the cross-section of the lifting block is set in an I-shape, and the surface of the lifting block is slidably connected with the inner wall of the lifting groove.

[0009] As a preferred technical solution of the present utility model, the top of the U-shaped frame is provided with a handle. The inner wall of one side of the U-shaped frame is provided with a dovetail groove. Both sides of the front and both sides of the back of the U-shaped frame are provided with counterweights.

[0010] As a preferred technical solution of the present utility model, two slots communicating with the positioning groove are provided at the top of the moving seat. One side of the moving seat is provided with a dovetail block that slides with the dovetail groove.

[0011] As a preferred technical solution of the present utility model, the fixing component includes a connection box and two insertion blocks. The connection box is arranged at the top of the moving seat. The surface of the connection box is respectively provided with two first through grooves and two second through grooves. The inner walls of both first through grooves are slidably connected with anti-disengagement plates. The two insertion blocks are respectively slidably arranged in the inner walls of the two slots. The contact parts of the two insertion blocks with the Raman spectrometer main body are all connected. Anti-disengagement grooves are provided on the surfaces of the two insertion blocks. The inner walls of the two anti-disengagement grooves are respectively slidably connected with the surfaces of the two anti-disengagement plates.

[0012] As a preferred technical solution of the utility model, the inner wall of the connecting box is provided with two sliding rods, and the inner wall of the connecting box is slidably connected to two push plates. The surfaces of the two push plates are provided with two sliding holes that slide with the surfaces of the sliding rods. Two return springs are provided between the two push plates. The two return springs are respectively sleeved on the outside of the two sliding rods. The surfaces of the two push plates are respectively slidably connected to the inner walls of the two second through grooves, and one side of the two push plates is respectively connected to one side of the two anti-slip plates.

[0013] As a preferred technical solution of the utility model, the protective component includes an outer frame, which is arranged on the surface of the Raman spectrometer body, and a connecting ring is provided on the surface of the outer frame. A protective cover is threadedly connected to the surface of the connecting ring. The protective cover and the outer frame are both sleeved on the outside of the detection head of the Raman spectrometer body, and two spin-assisting blocks are provided on the surface of the protective cover. Spin-assisting grooves are provided on the surfaces of the two spin-assisting blocks.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. A Raman spectrometer for cloth dye detection drives the moving seat downward through a transmission screw and a lifting block, and the moving seat drives the main body of the Raman spectrometer to move downward, so that the detection head of the Raman spectrometer main body contacts the dyed cloth, avoiding astigmatism caused by hand shaking, so that the handheld Raman spectrometer main body can maintain a vertical state without shaking for a long time when detecting dyed cloth, thereby ensuring the detection accuracy.

[0016] 2. The Raman spectrometer used for cloth dye detection presses two push plates with two fingers, and the two push plates drive two anti-slip plates to move, so that the two anti-slip plates are separated from the two anti-slip grooves, and the anti-slip plates fix the plug block and the Raman spectrometer body, which is convenient for the inspection and maintenance of the Raman spectrometer body.

[0017] 3. The Raman spectrometer for cloth dye detection isolates the outside world from the detection head of the Raman spectrometer body through the cooperation of the outer frame and the protective cover, protects the detection head of the Raman spectrometer body, and prevents the detection head of the Raman spectrometer body from being damaged due to accidental bumps when the device is idle. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 3 For this utility model Figure 2 A is an enlarged structural diagram;

[0021] Figure 4For the present utility model Figure 2 is a schematic enlarged view of the structure at position B in it.

[0022] In the figure: 1, C-shaped frame; 2, lifting groove; 3, driving groove; 4, transmission lead screw; 5, lifting block; 6, moving seat; 7, positioning groove; 8, fixing component; 801, connecting box; 802, insertion block; 803, first through groove; 804, second through groove; 805, anti-disengagement plate; 806, anti-disengagement groove; 807, sliding rod; 808, push plate; 809, return spring; 9, protection component; 901, outer frame; 902, connecting ring; 903, protection cover; 904, assisting rotation block; 905, assisting rotation groove; 10, Raman spectrometer main body; 11, vertical rod; 12, driving wheel; 13, handle; 14, dovetail groove; 15, counterweight; 16, slot; 17, dovetail block. Specific embodiments

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figure 1-4 , a Raman spectrometer for detecting fabric dyes, including a C-shaped frame 1. The surface of the C-shaped frame 1 is respectively provided with a lifting groove 2 and a driving groove 3. The inner wall of the lifting groove 2 is rotatably connected to a transmission lead screw 4 through a bearing. The surface of the transmission lead screw 4 is threadedly connected to a lifting block 5 through a lead screw nut. One side of the lifting block 5 is fixedly provided with a moving seat 6. The surface of the moving seat 6 is provided with a positioning groove 7. The inner wall of the positioning groove 7 is slidably connected to a Raman spectrometer main body 10. The top end of the Raman spectrometer main body 10 is provided with a fixing component 8, and the bottom end of the Raman spectrometer main body 10 is provided with a protection component 9.

[0025] The inner wall of the driving groove 3 is rotatably connected to a vertical rod 11 through a bearing. One end of the vertical rod 11 penetrates through the inner wall of the top end of the driving groove 3 and is fixedly connected to one end of the transmission lead screw 4. The surface of the vertical rod 11 is fixedly provided with a driving wheel 12. The surface of the driving wheel 12 is provided with anti-slip lines. By rubbing the driving wheel 12 with fingers to drive the vertical rod 11 to rotate, the vertical rod 11 will drive the transmission lead screw 4 to rotate, thereby driving the lifting block 5 to move in the vertical direction.

[0026] The cross-section of the lifting block 5 is set to be I-shaped. The surface of the lifting block 5 is slidably connected to the inner wall of the lifting groove 2. The I-shaped lifting block 5 is limited in the horizontal direction by the lifting groove 2, which is beneficial to improving the stability of the lifting block 5 when moving in the vertical direction.

[0027] A handle 13 is fixedly provided on the top of the V-shaped frame 1, a dovetail groove 14 is provided on the inner wall of one side of the V-shaped frame 1, counterweights 15 are fixedly provided on both sides of the front and back of the V-shaped frame 1, the handle 13 is convenient for the user to hold the V-shaped frame 1 and the Raman spectrometer body 10, the dovetail groove 14 guides the movement of the dovetail block 17, and the counterweight 15 reduces the gravity of the entire device, making it more stable.

[0028] Two slots 16 connected to the positioning groove 7 are provided at the top of the movable seat 6. A dovetail block 17 sliding with the dovetail groove 14 is fixed on one side of the movable seat 6. The two slots 16 facilitate the two plug blocks 802 to pass through the movable seat 6. At the same time, the slots 16 limit the Raman spectrometer body 10 in the horizontal direction through the plug blocks 802, and cooperate with the positioning groove 7 that limits the Raman spectrometer body 10 in the vertical direction to improve the stability of the Raman spectrometer body 10.

[0029] The fixing assembly 8 includes a connection box 801 and two plug blocks 802. The connection box 801 is fixedly arranged on the top of the movable seat 6. The surface of the connection box 801 is respectively provided with two first through grooves 803 and two second through grooves 804. The inner walls of the two first through grooves 803 are slidably connected with anti-slip plates 805. The two plug blocks 802 are respectively slidably arranged on the inner walls of the two slots 16. The contact parts of the two plug blocks 802 and the Raman spectrometer body 10 are fixedly connected. The surfaces of the two plug blocks 802 are respectively provided with anti-slip grooves 806. The inner walls of the two anti-slip grooves 806 are respectively slidably connected with the surfaces of the two anti-slip plates 805. The first through groove 803 facilitates the anti-slip plate 805 to pass through the connection box 801. The second through groove 804 facilitates the push plate 808 to pass through the connection box 801. The anti-slip plate 805 slides into the anti-slip groove 806, thereby completing the fixation of the movable seat 6 and the Raman spectrometer body 10.

[0030] Two sliding bars 807 are fixedly provided on the inner wall of the connecting box 801, and two push plates 808 are slidably connected to the inner wall of the connecting box 801. The surfaces of the two push plates 808 are provided with two sliding holes that slide with the surfaces of the sliding bars 807. Two return springs 809 are fixedly provided between the two push plates 808. The two return springs 809 are respectively sleeved on the outside of the two sliding bars 807. The surfaces of the two push plates 808 are respectively slidably connected to the inner walls of the two second through grooves 804. One side of the two push plates 808 is respectively fixedly connected to one side of the two anti-slip plates 805. The sliding bar 807 guides the movement of the push plates 808. The two push plates 808 can compress the return springs 809 when moving. The sliding bar 807 prevents the compressed return springs 809 from excessive bending, thereby extending the service life of the return springs 809.

[0031] The protection component 9 includes an outer frame 901, the outer frame 901 is fixedly arranged on the surface of the Raman spectrometer main body 10, a connecting ring 902 is fixedly arranged on the surface of the outer frame 901, a protective cover 903 is threadedly connected to the surface of the connecting ring 902, both the protective cover 903 and the outer frame 901 are sleeved outside the detection head of the Raman spectrometer main body 10, two rotation assisting blocks 904 are fixedly arranged on the surface of the protective cover 903, rotation assisting grooves 905 are formed on the surfaces of the two rotation assisting blocks 904, the cooperation of the outer frame 901 and the protective cover 903 isolates the outside from the detection head of the Raman spectrometer main body 10, protects the detection head of the Raman spectrometer main body 10, and avoids the detection head of the Raman spectrometer main body 10 being damaged due to accidental bumps when the device is idle.

[0032] When in use, first hold the handle 13 with the hand and move the handle 13 and the U-shaped frame 1, so that the U-shaped frame 1 is placed on the top of the dyed fabric to be detected, and the U-shaped frame 1 and the four counterweight blocks 15 press the detected dyed fabric. Then, put the finger into the driving groove 3 and rub the driving wheel 12. The driving wheel 12 drives the transmission lead screw 4 to rotate through the vertical rod 11. The transmission lead screw 4 drives the moving seat 6 to move downward through the lifting block 5. The moving seat 6 drives the Raman spectrometer main body 10 to move downward through the fixing component 8, so that the detection head of the Raman spectrometer main body 10 contacts the dyed fabric. After that, release the handle 13 and start the Raman spectrometer main body 10 to detect the dye components, avoiding the hand shaking causing astigmatism, so that the handheld Raman spectrometer main body 10 maintains a non-shaking vertical state for a long time during the detection of the dyed fabric, ensuring the detection accuracy.

[0033] When the Raman spectrometer main body 10 needs to be overhauled and replaced, press two push plates 808 tightly with two fingers. The moving directions of the two push plates 808 are opposite. The two push plates 808 will compress the two return springs 809. The two push plates 808 drive the two anti-disengagement plates 805 to move, so that the two anti-disengagement plates 805 disengage from the two anti-disengagement grooves 806, releasing the fixation of the anti-disengagement plates 805 on the insertion blocks 802. At this time, pull the Raman spectrometer main body 10 downward with the hand. The Raman spectrometer main body 10 drives the two insertion blocks 802 to move, so that the two insertion blocks 802 disengage from the two slots 16, realizing the disassembly of the Raman spectrometer main body 10, which is convenient for the overhaul and maintenance of the Raman spectrometer main body 10.

[0034] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A Raman spectrometer for detecting cloth dyes, comprising a Raman frame (1), characterized in that: The surface of the C-shaped frame (1) is respectively provided with a lifting groove (2) and a driving groove (3). The inner wall of the lifting groove (2) is rotationally connected with a transmission lead screw (4) through a bearing. The surface of the transmission lead screw (4) is threadedly connected with a lifting block (5) through a lead screw nut. One side of the lifting block (5) is provided with a moving seat (6). The surface of the moving seat (6) is provided with a positioning groove (7). The inner wall of the positioning groove (7) is slidably connected with a Raman spectrometer main body (10). The top of the Raman spectrometer main body (10) is provided with a fixing component (8). The bottom of the Raman spectrometer main body (10) is provided with a protection component (9).

2. A Raman spectrometer for cloth dye detection according to claim 1, characterized in that: The inner wall of the driving groove (3) is rotationally connected with a vertical rod (11) through a bearing. One end of the vertical rod (11) penetrates through the inner wall of the top of the driving groove (3) and is connected with one end of the transmission lead screw (4). The surface of the vertical rod (11) is provided with a driving wheel (12). The surface of the driving wheel (12) is provided with anti-slip lines.

3. A Raman spectrometer for cloth dye detection according to claim 1, characterized in that: The cross-section of the lifting block (5) is set to be I-shaped. The surface of the lifting block (5) is slidably connected with the inner wall of the lifting groove (2).

4. A Raman spectrometer for cloth dye detection according to claim 1, characterized in that: The top of the C-shaped frame (1) is provided with a handle (13). The inner wall of one side of the C-shaped frame (1) is provided with a dovetail groove (14). Both sides of the front and both sides of the back of the C-shaped frame (1) are provided with counterweight blocks (15).

5. A Raman spectrometer for cloth dye detection according to claim 4, characterized in that: The top of the moving seat (6) is provided with two slots (16) communicating with the positioning groove (7). One side of the moving seat (6) is provided with a dovetail block (17) slidably engaged with the dovetail groove (14).

6. A Raman spectrometer for cloth dye detection according to claim 1, characterized in that: The fixing component (8) includes a connection box (801) and two insertion blocks (802). The connection box (801) is arranged on the top of the moving seat (6). The surface of the connection box (801) is respectively provided with two first through grooves (803) and two second through grooves (804). The inner walls of both first through grooves (803) are slidably connected with anti-disengagement plates (805). The two insertion blocks (802) are respectively slidably arranged in the inner walls of the two slots (16). The contact parts of the two insertion blocks (802) with the Raman spectrometer main body (10) are all connected. The surfaces of the two insertion blocks (802) are respectively provided with anti-disengagement grooves (806). The inner walls of the two anti-disengagement grooves (806) are respectively slidably connected with the surfaces of the two anti-disengagement plates (805).

7. A Raman spectrometer for cloth dye detection according to claim 6, characterized in that: The inner wall of the connection box (801) is provided with two sliding rods (807). The inner wall of the connection box (801) is slidably connected with two push plates (808). The surfaces of the two push plates (808) are respectively provided with two sliding holes slidably engaged with the surfaces of the sliding rods (807). Two return springs (809) are arranged between the two push plates (808). The two return springs (809) are respectively sleeved outside the two sliding rods (807). The surfaces of the two push plates (808) are respectively slidably connected with the inner walls of the two second through grooves (804). One side of the two push plates (808) is respectively connected with one side of the two anti-disengagement plates (805).

8. A Raman spectrometer for cloth dye detection according to claim 1, characterized in that: The protective assembly (9) comprises an outer frame (901), the outer frame (901) is arranged on the surface of the Raman spectrometer body (10), a connecting ring (902) is arranged on the surface of the outer frame (901), a protective cover (903) is threadedly connected to the surface of the connecting ring (902), the protective cover (903) and the outer frame (901) are both sleeved on the outside of the detection head of the Raman spectrometer body (10), two spin-assisting blocks (904) are arranged on the surface of the protective cover (903), and spin-assisting grooves (905) are opened on the surfaces of the two spin-assisting blocks (904).

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