Handheld transmission-type near-infrared detector

Abstract

The utility model relates to the technical field of infrared detectors, and discloses a handheld transmission-type near-infrared detector. Comprising a detector shell and a control screen fixedly arranged at the front end of the detector shell, a handle is fixedly arranged at the lower end of the detector shell, a protection structure is arranged on the rear side of the lower end of the detector shell and comprises a fixing block fixedly arranged on the rear side of the lower end of the detector shell, and the rear end of the detector shell is sleeved with a shielding cover; and a screw rod is fixedly arranged on the inner wall of the shielding cover, the screw rod is located in the fixing block and rotates, and a sponge pad is fixedly arranged on the inner wall of the rear end of the shielding cover. According to the handheld transmission-type near-infrared detector disclosed by the utility model, the detection end at the rear end of the detector shell can be better protected, and the situation that the handheld transmission-type near-infrared detector falls off and is damaged when being carried is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to infrared detector technical field, concretely is handheld transmission type near infrared detector. BACKGROUND

[0002] Handheld transmission type near infrared detector is a kind of portable analytical instrument, mainly used to detect and analyze the chemical composition and characteristics of material, and its working principle is to carry out transmission spectrum analysis to sample by near infrared spectroscopy technique.However, the existing transmission type near infrared detector has some limitations, specifically:

[0003] For example, the patent with the announcement number CN219573271U proposes an infrared temperature detector, which can be used when the infrared temperature detector is needed, the fixed screw rod is rotated out from the lower screw groove, then the shielding plate is moved up, and the shielding plate is limited by the fixed screw rod, at this time, the heat dissipation hole is exposed, and the infrared temperature detector can be used.But the infrared detection head of the instrument is exposed to the outside world for a long time, does not have dustproof effect, and when carrying work, does not have the structure for protecting the detection end of the infrared detector, when falling, the infrared detection head will be damaged. UTILITY MODEL CONTENT

[0004] The utility model aims at providing handheld transmission type near infrared detector to solve the problem that the infrared detection head of existing detector is exposed to the outside world for a long time, does not have dustproof effect, and when carrying work, does not have the structure for protecting the detection end of the infrared detector, when falling, the infrared detection head will be damaged.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: handheld transmission type near infrared detector, including detector shell and the control screen of the front end fixed setting of detector shell, the lower end of detector shell is fixedly provided with handle, the rear side of the lower end of detector shell is provided with protection structure, and the protection structure includes the fixed block of the rear side of the lower end of detector shell fixedly provided, the rear end of the detector shell is sleeved with shielding cover, the inner wall of shielding cover is fixedly provided with screw rod, and the screw rod rotates in the fixed block, the rear end inner wall of shielding cover is fixedly provided with sponge pad.

[0006] In the above technical scheme, the fixed block is convenient to rotate and install screw rod, and the screw rod is convenient to rotate and install shielding cover, and after the shielding cover is closed, the sponge pad can play the purpose of protection.

[0007] Preferably, the outer wall of the control screen is provided with an anti-misoperation structure, which includes a first fixed plate fixedly provided on the outer wall of the control screen, and a shielding plate fixedly provided on the front end of the first fixed plate.

[0008] In the technical scheme, the first fixed plate is used to set the shielding plate, and the shielding plate will contact the ground in advance when the detector housing falls, so that the front end of the control screen is not damaged.

[0009] Preferably, the front end of the shielding cover is fixedly provided with a first metal sheet, and the front end of the detector housing located in front of the first metal sheet is fixedly provided with a first magnetic plate.

[0010] In the technical scheme, after the first metal sheet and the first magnetic plate are adsorbed, the fastening of the shielding cover after being turned over can be ensured.

[0011] Preferably, the rear end of the shielding cover is fixedly provided with a second metal sheet, and the lower end of the detector housing is fixedly provided with a second magnetic plate.

[0012] In the technical scheme, after the second metal sheet and the second magnetic plate are adsorbed, the fixing of the shielding cover after being opened can be ensured.

[0013] Preferably, the inside of the shielding cover is provided with a reserved hole, and the output end of the screw rod is threadedly provided with a nut outside the reserved hole.

[0014] In the technical scheme, the reserved hole facilitates the installation of the screw rod, and the nut is used to fix one end of the screw rod to prevent the screw rod from sliding out of the inside of the shielding cover.

[0015] Preferably, the rear end of the handle is fixedly provided with a non-slip pad.

[0016] In the technical scheme, the non-slip pad facilitates the work personnel to hold the handle more stably.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] 1) By setting the protection structure, when the detector is carried and not used, the shielding cover can be turned over and set on the rear end of the detector housing, so that the protection of the rear end of the detector housing is realized, and the falling of the detector housing is avoided to cause the damage of the detection end.

[0019] 2) By setting the anti-misoperation structure, the shielding plate is arranged at the front end of the control screen, and when the front end of the detector housing contacts the ground, the buttons at the front end of the control screen can be prevented from being squeezed and misoperated, and the control screen is better protected. DRAWINGS

[0020] Figure 1 It is a perspective structural schematic view of the handheld transmission type near-infrared detector in the embodiment of the utility model;

[0021] Figure 2 It is a sectional view of the shielding cover in the embodiment of the utility model;

[0022] Figure 3The utility model discloses a first fixed plate and shielding plate split structure schematic view among the embodiment of the utility model.

[0023] Figure 4 The utility model discloses a local split structure schematic view among the embodiment of the utility model.

[0024] In the drawing: 1, detector housing;2, handle;3, control screen;4, protection structure;5, fixed block;6, screw;7, shielding cover;8, sponge pad;9, first metal sheet;10, first magnetic plate;11, anti -accidental touch structure;12, first fixed plate;13, shielding plate;14, second metal sheet;15, second magnetic plate;16, nut. Specific implementation

[0025] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0026] Embodiment one

[0027] Combined Figures 1-4 Handheld transmission type near infrared detector, including detector housing 1 and the control screen 3 of the front end fixed setting of detector housing 1, the lower end of detector housing 1 is fixedly arranged with handle 2, and the rear side of the lower end of detector housing 1 is provided with protection structure 4, and protection structure 4 includes the fixed block 5 of the rear side of the lower end of detector housing 1 fixedly arranged, and the rear end of detector housing 1 is sleeved with shielding cover 7, the inner wall of shielding cover 7 is fixedly provided with screw 6, screw 6 rotates inside fixed block 5, and the rear end inner wall of shielding cover 7 is fixedly provided with sponge pad 8.

[0028] Referring to Figure 2 And Figure 4 Further, the front end of shielding cover 7 is fixedly provided with first metal sheet 9, the front end of detector housing 1 located first metal sheet 9 is fixedly provided with first magnetic plate 10, the rear end of shielding cover 7 is fixedly provided with second metal sheet 14, the rear end of the lower end of detector housing 1 is fixedly provided with second magnetic plate 15, the inside of shielding cover 7 is provided with reserved hole, the output end of screw 6 is provided with nut 16 outside wall screw thread through reserved hole, and the rear end of handle 2 is fixedly provided with non-slip pad.

[0029] Specifically, after shielding cover 7 is turned over, first metal sheet 9 can adsorb the front end of shielding cover 7 and first magnetic plate 10, realize the fastening of shielding cover 7, and second metal sheet 14 cooperates with second magnetic plate 15, which can realize the cooperation of shielding cover 7 after turning over.

[0030] Embodiment two

[0031] Reference Figure 2 , Figure 3 And on the basis of embodiment one, further get, the outer wall of control screen 3 is provided with anti-misoperation structure 11, anti-misoperation structure 11 includes the first fixed plate 12 that control screen 3 outer wall is fixedly arranged, the front end of first fixed plate 12 is fixedly provided with the baffle 13.

[0032] Specifically, first fixed plate 12 is used to fixedly arrange baffle 13, when control screen 3 falls and contacts ground, baffle 13 can better protect control screen 3.

[0033] In actual operation process, when detecting instrument shell 1 is used, turn over shielding cover 7, so that shielding cover 7 rotates and opens, so that second metal sheet 14 and second magnetic plate 15 are adsorbed, so as to realize the opening of the rear end of detecting instrument shell 1, adjust the button at the front end of control screen 3, and carry out detection operation;

[0034] After detection operation is completed, when carrying, shielding cover 7 is reset, so that first metal sheet 9 at the front end of shielding cover 7 and first magnetic plate 10 are adsorbed, the rear end of detecting instrument shell 1 is closed, and the rear end of detecting instrument shell 1 is protected;

[0035] When control screen 3 contacts ground, baffle 13 contacts ground first, so that the button at the upper end of control screen 3 is not pressed and damaged;

[0036] When shielding cover 7 needs to be replaced, remove nut 16, and take down screw rod 6, so as to realize the disassembly of shielding cover 7, screw rod 6 and nut 16.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A handheld transmission near-infrared detector, comprising a detector housing (1) and a control screen (3) fixedly arranged at the front end of the detector housing (1), and a handle (2) fixedly arranged at the lower end of the detector housing (1), characterized in that: The lower end rear side of the detector shell (1) is provided with a protection structure (4), the protection structure (4) comprises a fixed block (5) fixedly arranged on the lower end rear side of the detector shell (1), a shielding cover (7) is sleeved on the rear end of the detector shell (1), a screw rod (6) is fixedly arranged on the inner wall of the shielding cover (7), the screw rod (6) rotates in the fixed block (5), and a sponge pad (8) is fixedly arranged on the rear end inner wall of the shielding cover (7).

2. The hand-held transmission near infrared detector according to claim 1, characterized in that: The outer wall of the control screen (3) is provided with an anti-misoperation structure (11), the anti-misoperation structure (11) comprises a first fixed plate (12) fixedly arranged on the outer wall of the control screen (3), and a shielding plate (13) is fixedly arranged on the front end of the first fixed plate (12).

3. The hand-held transmission near infrared detector according to claim 1, wherein: The front end of the shielding cover (7) is fixedly provided with a first metal sheet (9), and the front end of the detector shell (1) located in front of the first metal sheet (9) is fixedly provided with a first magnetic plate (10).

4. The hand-held transmission near infrared detector according to claim 1, wherein: The rear end of the shielding cover (7) is fixedly provided with a second metal sheet (14), and the lower end rear end of the detector shell (1) is fixedly provided with a second magnetic plate (15).

5. The hand-held transmission near infrared detector according to claim 1, wherein: The inside of the shielding cover (7) is provided with a reserved hole, and the output end of the screw rod (6) is provided with a nut (16) outside the reserved hole through the threaded wall.

6. The hand-held transmission near infrared detector according to claim 1, wherein: The rear end of the handle (2) is fixedly provided with a non-slip pad.

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