CN213986244U - Optical detection device with protection mechanism - Google Patents
Optical detection device with protection mechanism Download PDFInfo
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- CN213986244U CN213986244U CN202022761907.3U CN202022761907U CN213986244U CN 213986244 U CN213986244 U CN 213986244U CN 202022761907 U CN202022761907 U CN 202022761907U CN 213986244 U CN213986244 U CN 213986244U
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Abstract
The utility model relates to an optical detection device technical field specifically is an optical detection device with protection machanism, including optical detection appearance and driving motor, the slotted hole that optical detection appearance's bottom surface was seted up, and the fixed frame of slotted hole top inner wall fixedly connected with to the welding of the top inner wall of fixed frame has damping spring, one side welding that damping spring kept away from fixed frame top inner wall has the movable block. The utility model discloses a be provided with damping spring, under damping spring's elastic force effect, can reduce the vibration that the optical detection appearance during operation produced, can reduce the holding down force that optical detection appearance received simultaneously, realize prolonging optical detection appearance's life, install crashproof board through both ends fixed surface about optical detection appearance, can increase the resistant intensity of hitting on optical detection appearance surface, realize protecting optical detection instrument face, avoid optical detection appearance to receive unexpected striking and take place to damage, influence normal use.
Description
Technical Field
The utility model relates to an optical detection device technical field specifically is an optical detection device with protection machanism.
Background
The optical detector is a novel testing technology which is just started in recent years, but the development is rapid, a plurality of manufacturers release optical detector testing equipment, when the automatic detection is carried out, a machine automatically scans a circuit board through a camera, images are collected, tested welding spots are compared with qualified parameters in a database, defects on the circuit board are detected through image processing, and the defects are displayed and marked through a display or an automatic mark for maintenance personnel to repair.
The protection performance of the existing optical detector is poor, the optical detector is easily accidentally impacted in the using process, the device is damaged, the normal use of the optical detector is influenced, the maintenance cost is increased, the detection progress of a circuit board is reduced, most of the existing optical detectors do not have the lifting adjusting function, therefore, the height of the optical detector can not be adjusted according to the application environment, the clear detection of the circuit board in the production flow is influenced, the problem of neglecting part of the circuit board possibly exists, and the production quality of the circuit board is reduced.
The existing optical detection instrument easily enables dust to be accumulated on the surface of a display in the long-time use process, the judgment of workers on problems on a circuit board is influenced, the mode of regular cleaning is adopted, the workload of the workers is increased, the practicability in actual use is reduced, and therefore the optical detection instrument with the protection mechanism is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an optical detection device with a protection mechanism, which solves the problems that the prior optical detection device proposed in the background art has poor protection performance, is easy to be impacted by accident in the using process, leads to the damage of the device, influences the normal use of the optical detection device, increases the maintenance cost, simultaneously reduces the detection progress of a circuit board, most of the prior optical detection devices do not have the function of lifting adjustment, thereby being incapable of carrying out height adjustment according to the application environment, influencing the clear detection of the circuit board in the production flow, possibly having the condition of neglecting part of circuit board problems, reducing the production quality of the circuit board, and easily leading the surface of a display to accumulate dust in the long-time using process of the prior optical detection device, influencing the judgment of workers on the problems on the circuit board, and increasing the workload of the workers by adopting a mode of regular cleaning, the problem of practicality in practical use is reduced.
In order to achieve the above object, the utility model provides a following technical scheme: an optical detection device with a protection mechanism comprises an optical detector and a driving motor, wherein the bottom surface of the optical detector is provided with a slotted hole, a fixed frame is fixedly connected with the inner wall of the top end of the slotted hole, a damping spring is welded on the inner wall of the top end of the fixed frame, a movable block is welded on one side of the damping spring, which is far away from the inner wall of the top end of the fixed frame, a supporting leg is fixedly connected with one end, which penetrates through the inner wall of the bottom end of the fixed frame, of the movable block, the bottom end of the supporting leg is fixedly connected with a supporting plate, a first hinge rod is hinged on the bottom end of the supporting plate through a hinge shaft, a second hinge rod is hinged on the end, which is far away from the supporting plate, of the first hinge rod, a stabilizing block is hinged on the end, which is far away from the first hinge rod, of the second hinge rod through a fixed shaft, a supporting plate is fixedly connected with the bottom end of the stabilizing block, and a rotating gear is sleeved on the surface of the fixed shaft, which is far away from the second hinge rod, the fixed surface of backup pad is connected with and removes the frame, and removes one side inside of frame and insert and be equipped with the screw rod, the screw rod is kept away from the one end fixedly connected with driving motor's that removes the frame output shaft, the top fixed mounting of optical detection appearance has the display, optical detection appearance is close to the inside slide bar that is equipped with of inserting in upper and lower both ends of display, and the slide bar keeps away from the one end fixedly connected with carriage release lever of optical detection instrument face to the one end fixed surface of slide bar is kept away from to the carriage release lever is connected with the handle, optical detection appearance is close to the inside drawing of inserting of top one side of slide bar and has the slider, and the slider keeps away from the one end fixedly connected with gag lever post of optical detection instrument face.
Preferably, the inner walls of the left side and the right side of the fixed frame are provided with sliding grooves, a first limiting block is inserted into each sliding groove, a moving block is fixedly connected to one end, far away from the inner wall of the fixed frame, of each first limiting block, and the sliding grooves formed in the inner walls of the left side and the right side of the fixed frame are in sliding connection with the first limiting blocks.
Preferably, the surfaces of the left side and the right side of the movable rack are provided with teeth, and the teeth arranged on the surface of the movable rack are meshed with the surface of the rotating gear.
Preferably, a thread groove is formed in the inner wall of one side of the movable frame, and external threads arranged on the surface of the screw rod are matched with the thread groove formed in the inner wall of the movable frame.
Preferably, the top surface of the supporting plate is provided with a sliding groove, a second limiting block is inserted into the sliding groove, the top end of the second limiting block is fixedly connected with a moving frame, and the sliding groove formed in the top surface of the supporting plate and the moving frame are in sliding connection.
Preferably, one side fixed surface that the handle was kept away from to the carriage release lever is connected with the telescopic link spring, and the telescopic link spring is provided with two sets ofly to the telescopic link spring is kept away from the one end fixed surface of carriage release lever and is connected with clean board, the one end surface that the telescopic link spring was kept away from to clean board is provided with clean brush hair, and the surface of brush hair is inconsistent with the surface of display.
Preferably, the optical detector is provided with sliding grooves on the upper and lower end surfaces close to the display, sliding rods are inserted into the sliding grooves, and the sliding grooves on the upper and lower end surfaces close to the display are in sliding connection with the sliding rods.
Preferably, the optical detector is provided with sliding grooves on the upper and lower end surfaces close to the display, sliding rods are inserted into the sliding grooves, and the sliding grooves on the upper and lower end surfaces close to the display are in sliding connection with the sliding rods.
Preferably, a groove point is formed in the surface of one side, close to the top end of the sliding rod, of the optical detector, a sliding block is inserted into the groove point, and the groove point formed in the surface of one side, close to the top end of the sliding rod, of the optical detector is in sliding connection with the limiting rod.
Preferably, the surfaces of the left end and the right end of the optical detector are fixedly provided with anti-collision plates through fixing pins.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) (ii) a The utility model discloses a be provided with damping spring, under damping spring's elastic force effect, make the movable block do flexible removal in fixed frame inside, can reduce the vibration that the optical detection appearance during operation produced, can reduce the holding down force that the optical detection appearance received simultaneously, realize prolonging optical detection appearance's life, install crashproof board through both ends fixed surface about the optical detection appearance, can increase the resistant intensity of hitting on optical detection appearance surface, realize protecting optical detection instrument face, avoid optical detection appearance to receive unexpected striking and take place to damage, influence normal use.
(2) (ii) a The utility model discloses a be provided with the removal frame, through starting driving motor, make driving motor's output drive the fixed rotation of screw rod, thereby make the screw rod drive the removal frame and control about the backup pad surface, remove through removing the frame, drive the fixed rotation of running gear, thereby make running gear drive the fixed axle and rotate together, can make the angle increase between first hinge bar and the second hinge bar or reduce, be convenient for make the layer board reciprocate, reciprocate through the layer board, can carry out height control to optical detection appearance, optical detection appearance of being convenient for can carry out height control according to different operational environment, conveniently wash the scanning detection to the circuit board, avoid optical detection appearance neglect the problem that partial circuit board exists when detecting, reduce the production quality of circuit board.
(3) (ii) a The utility model discloses a be provided with the cleaning plate, through handing and the pulling handle, make the handle drive the carriage release lever and control about the display surface, it removes to drive the cleaning plate simultaneously, the brush hair that conveniently makes cleaning plate surface setting cleans the dust on display surface, elastic action through the telescopic link spring, it is fully clean to make things convenient for the cleaning plate to carry out the dust on display surface, bottom side surface through the gag lever post is inconsistent with the surface of slide bar, can fix the carriage release lever in one side of optical detection appearance, prevent that the carriage release lever from removing wantonly, influence the staff to watching of display, the suitability of optical detection appearance in the in-service has been improved.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;
FIG. 2 is a schematic side view of the movable frame structure of the present invention;
FIG. 3 is a schematic side view of the cross-section of the traveling bar of the present invention;
FIG. 4 is a schematic front sectional view of the supporting leg structure of the present invention;
in the figure: 1. an optical detector; 2. a slot; 3. a fixing frame; 4. a damping spring; 5. a first stopper; 6. a moving block; 7. supporting legs; 8. a support plate; 9. a first hinge lever; 10. a second hinge lever; 11. a stabilizing block; 12. a fixed shaft; 13. a rotating gear; 14. a movable frame; 15. a screw; 16. a drive motor; 17. a support plate; 18. a second limiting block; 19. a display; 20. a travel bar; 21. a handle; 22. a slide bar; 23. a telescopic rod spring; 24. cleaning the plate; 25. a limiting rod; 26. a slider; 27. an anti-collision plate.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: an optical detection device with a protection mechanism comprises an optical detector 1 and a driving motor 16, wherein a slotted hole 2 is formed on the bottom end surface of the optical detector 1, a fixed frame 3 is fixedly connected to the inner wall at the top end of the slotted hole 2, a damping spring 4 is welded to the inner wall at the top end of the fixed frame 3, a moving block 6 is welded to one side, away from the inner wall at the top end of the fixed frame 3, of the damping spring 4, a supporting leg 7 is fixedly connected to one end, penetrating through the inner wall at the bottom end of the fixed frame 3, of the moving block 6, sliding grooves are formed in the inner walls at the left side and the right side of the fixed frame 3, a first limiting block 5 is inserted in the sliding grooves, a moving block 6 is fixedly connected to one end, away from the inner wall of the fixed frame 3, of the sliding grooves formed in the inner walls at the left side and the right side of the fixed frame 3 and the first limiting block 5 are in sliding connection, four groups are arranged through the supporting leg 7, under the action of the elastic force of the damping spring 4, make movable block 6 at the inside flexible removal of fixed frame 3, can reduce the vibration that optical detection appearance 1 produced in the course of the work, can cushion the holding down force that optical detection appearance 1 received simultaneously, be convenient for prolong optical detection appearance 1's life, slide from top to bottom in the spout that fixed frame 3 left and right sides inner wall was seted up through first stopper 5, can play supplementary spacing effect to movable block 6 at the inside flexible removal in-process of fixed frame 3.
The bottom ends of the supporting legs 7 are fixedly connected with a supporting plate 8, the bottom end of the supporting plate 8 is hinged with a first hinge rod 9 through a hinge shaft, one end of the first hinge rod 9, far away from the supporting plate 8, is hinged with a second hinge rod 10 through a hinge shaft, one end of the second hinge rod 10, far away from the first hinge rod 9, is hinged with a stabilizing block 11 through a fixing shaft 12, the bottom end of the stabilizing block 11 is fixedly connected with a supporting plate 17, the surface of one end, far away from the second hinge rod 10, of the fixing shaft 12 is sleeved with a rotating gear 13, the surface of the supporting plate 17 is fixedly connected with a moving frame 14, the surfaces of the left side and the right side of the moving frame 14 are provided with teeth, the teeth arranged on the surface of the moving frame 14 are meshed with the surface of the rotating gear 13, the moving frame 14 can drive the rotating gear 13 to rotate together according to the rotation of the rotating gear 13, the fixing shaft 12 is driven to rotate together, so as to increase or decrease the angle between the first hinge rod 9 and the second hinge rod 10, thereby being convenient for making layer board 8 drive optical inspection appearance 1 and carry out height control from top to bottom.
Move one side inside of frame 14 and insert and be equipped with screw rod 15, the one end fixedly connected with driving motor 16's of moving frame 14 output shaft is kept away from to screw rod 15, one side inner wall of moving frame 14 is provided with the thread groove, the external screw thread that screw rod 15 surface set up and the thread groove looks adaptation that moves frame 14 inner wall and set up, through starting driving motor 16, make driving motor 16's output shaft drive screw rod 15 rotate, the external screw thread on screw rod 15 surface and the thread groove cooperation rotation that moves frame 14 one side inner wall and set up, be convenient for make screw rod 15 drive move and move frame 14 and remove, thereby realize moving frame 14 and drive rotating gear 13 and rotate.
The top surface of backup pad 17 is seted up has the spout, and the inside of spout is inserted and is equipped with second stopper 18 to the top fixed connection of second stopper 18 is connected with and is removed frame 14, and the spout that backup pad 17 top surface was seted up constitutes sliding connection with removing frame 14, removes in the spout that backup pad 17 top surface was seted up through second stopper 18, can play supplementary spacing effect to removing frame 14 at the in-process that removes.
A display 19 is fixedly installed at the top end of the optical detector 1, a sliding rod 22 is inserted into the upper and lower ends of the optical detector 1 close to the display 19, a moving rod 20 is fixedly connected to one end of the sliding rod 22 far away from the surface of the optical detector 1, a handle 21 is fixedly connected to one end of the moving rod 20 far away from the sliding rod 22, a telescopic rod spring 23 is fixedly connected to one side surface of the moving rod 20 far away from the handle 21, two sets of telescopic rod springs 23 are arranged, a cleaning plate 24 is fixedly connected to one end surface of the telescopic rod spring 23 far away from the moving rod 20, cleaning bristles are arranged on one end surface of the cleaning plate 24 far away from the telescopic rod spring 23, the surfaces of the bristles are in contact with the surface of the display 19, and the cleaning plate 24 is driven to move left and right on the surface of the display 19 by the handle 21 being held and pulled, so that dust on the surface of the display 19 is cleaned by the bristles arranged on the surface of the cleaning plate 24, simultaneously under telescopic link spring 23's elasticity effect, conveniently make the brush hair on clean board 24 surface closely laminate with 19 surfaces of display, carry out abundant cleanness to 19 surfaces of display, improved 19 surface dust's of display cleaning efficiency greatly, avoid 19 surface dust of display to pile up, influence the judgement that the staff had problems to the circuit board.
The optical detector 1 is provided with sliding grooves on the upper and lower end surfaces close to the display 19, and a sliding rod 22 is inserted in the sliding grooves, the sliding grooves on the upper and lower end surfaces close to the display 19 of the optical detector 1 are connected with the sliding rod 22 in a sliding manner, and the sliding rod 22 slides in the sliding grooves on the surface of the optical detector 1, so that the cleaning plate 24 can be fixed and moved on the surface of the display 19, and meanwhile, the auxiliary limiting effect can be achieved in the moving process of the moving rod 20.
A sliding block 26 is inserted and drawn inside one side of the top end of the optical detector 1 close to the sliding rod 22, a limiting rod 25 is fixedly connected to one end, far away from the surface of the optical detector 1, of the sliding block 26, a groove point is formed on one side surface of the top end of the optical detector 1 close to the sliding rod 22, the sliding block 26 is inserted inside the groove point, a groove point formed on one side surface of the bottom end of the optical detector 1 close to the sliding rod 22 and the limiting rod 25 form sliding connection, the sliding block 26 moves downwards in a sliding groove formed on one side surface of the top end of the optical detector 1 under the condition of natural acting force according to the sliding block 26, so that one side surface of the bottom end of the limiting rod 25 is abutted to the surface of the sliding rod 22, the moving rod 20 can be fixed and limited on one side of the optical detector 1, the moving rod 20 is prevented from moving freely, and the viewing of a worker on the display 19 is prevented from being influenced.
The anti-collision plates 27 are fixedly mounted on the surfaces of the left end and the right end of the optical detector 1 through fixing pins, the anti-collision plates 27 are fixedly mounted on the left end and the right end of the optical detector 1, the anti-collision performance of the surface of the optical detector 1 can be improved, and the optical detector 1 is prevented from being damaged by an accidental device to influence the normal use of the optical detector 1.
The working principle is as follows: the staff is when using optical inspection appearance 1, through starting driving motor 16, make driving motor 16's output drive screw rod 15 fixed rotation, thereby make screw rod 15 drive and remove frame 14 and remove about backup pad 17 surface, remove through removing frame 14, drive the fixed rotation of bull gear 13, thereby make bull gear 13 drive fixed axle 12 rotate together, can make the angle increase between first hinge bar 9 and the second hinge bar 10 or reduce, be convenient for make layer board 8 reciprocate, reciprocate through layer board 8, can carry out height control to optical inspection appearance 1, be convenient for optical inspection appearance 1 can carry out height control according to different operational environment, conveniently wash the scanning detection to the circuit board, avoid neglecting the problem that partial circuit board exists.
When optical detection appearance 1 is at the in-process of work, under the spring action of damping spring 4, make movable block 6 do flexible removal in fixed frame 3 inside, can reduce the vibration that optical detection appearance 1 during operation produced, reduce the holding down force that optical detection appearance 1 received simultaneously, can protect optical detection appearance 1, the life of extension optical detection appearance 1, through both ends fixed surface installs crashproof board 27 about optical detection appearance 1, can increase the crashproof intensity on optical detection appearance 1 surface, the realization is protected optical detection appearance 1 surface, avoid optical detection appearance 1 to receive accidental striking emergence damage, influence normal use.
When optical detection appearance 1 is in long-time use, when needing to clear up 19 accumulational dust on surface of display, through handheld and pulling handle 21, make handle 21 drive movable rod 20 and remove about 19 surfaces of display, it removes together to drive cleaning plate 24 simultaneously, the brush hair that conveniently makes 24 surfaces of cleaning plate set up cleans 19 surperficial dust of display, elastic action through telescopic link spring 23, make things convenient for cleaning plate 24 to carry out abundant cleanness to 19 surperficial dust of display, bottom side surface through gag lever post 25 is inconsistent with slide bar 22's surface, can fix movable rod 20 in one side of optical detection appearance 1, prevent that movable rod 20 from removing wantonly, influence the staff to 19 watches of display, it does above the utility model discloses a whole theory of operation.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. An optical detection device with a protection mechanism, comprising an optical detection instrument (1) and a drive motor (16), characterized in that: the optical detector comprises a slotted hole (2) formed in the bottom end surface of the optical detector (1), a fixed frame (3) is fixedly connected to the inner wall of the top end of the slotted hole (2), a damping spring (4) is welded to the inner wall of the top end of the fixed frame (3), a moving block (6) is welded to one side, away from the inner wall of the top end of the fixed frame (3), of the damping spring (4), a supporting leg (7) is fixedly connected to one end, penetrating through the inner wall of the bottom end of the fixed frame (3), of the moving block (6), a supporting plate (8) is fixedly connected to the bottom end of the supporting leg (7), a first hinge rod (9) is hinged to the bottom end of the supporting plate (8) through a hinge shaft, a second hinge rod (10) is hinged to one end, away from the first hinge rod (9), of the first hinge rod (10) through a fixed, the bottom end of the stabilizing block (11) is fixedly connected with a supporting plate (17), one end surface of the fixing shaft (12) far away from the second hinged rod (10) is sleeved with a rotating gear (13), the surface of the supporting plate (17) is fixedly connected with a moving frame (14), a screw rod (15) is inserted in one side of the moving frame (14), one end of the screw rod (15) far away from the moving frame (14) is fixedly connected with an output shaft of a driving motor (16), the top end of the optical detector (1) is fixedly provided with a display (19), a sliding rod (22) is inserted in the upper end and the lower end of the optical detector (1) close to the display (19), the sliding rod (22) is far away from one end of the surface of the optical detector (1) and is fixedly connected with a moving rod (20), and one end surface of the moving rod (20) far away from the sliding rod (22) is fixedly connected with a handle (21), a sliding block (26) is inserted and drawn inside one side of the top end, close to the sliding rod (22), of the optical detector (1), and a limiting rod (25) is fixedly connected to one end, far away from the surface of the optical detector (1), of the sliding block (26).
2. An optical inspection device with a shielding mechanism as claimed in claim 1, wherein: the inner walls of the left side and the right side of the fixed frame (3) are provided with sliding grooves, a first limiting block (5) is inserted into the sliding grooves, the first limiting block (5) is far away from one end of the inner wall of the fixed frame (3) and is fixedly connected with a moving block (6), and the sliding grooves formed in the inner walls of the left side and the right side of the fixed frame (3) are in sliding connection with the first limiting block (5).
3. An optical inspection device with a shielding mechanism as claimed in claim 1, wherein: teeth are arranged on the surfaces of the left side and the right side of the moving frame (14), and the teeth arranged on the surface of the moving frame (14) are meshed with the surface of the rotating gear (13).
4. An optical inspection device with a shielding mechanism as claimed in claim 1, wherein: the top surface of the supporting plate (17) is provided with a sliding groove, a second limiting block (18) is inserted into the sliding groove, the top end of the second limiting block (18) is fixedly connected with a moving frame (14), and the sliding groove formed in the top surface of the supporting plate (17) and the moving frame (14) form sliding connection.
5. An optical inspection device with a shielding mechanism as claimed in claim 1, wherein: the inner wall of one side of the movable frame (14) is provided with a thread groove, and the external thread arranged on the surface of the screw rod (15) is matched with the thread groove arranged on the inner wall of the movable frame (14).
6. An optical inspection device with a shielding mechanism as claimed in claim 1, wherein: one side fixed surface that handle (21) were kept away from in carriage release lever (20) is connected with telescopic link spring (23), and telescopic link spring (23) are provided with two sets ofly to telescopic link spring (23) keep away from one end fixed surface of carriage release lever (20) and be connected with cleaning plate (24), the one end surface that telescopic link spring (23) were kept away from in cleaning plate (24) is provided with clean brush hair, and the surface of brush hair is inconsistent with the surface of display (19).
7. An optical inspection device with a shielding mechanism as claimed in claim 1, wherein: the optical detection instrument is characterized in that sliding grooves are formed in the surfaces of the upper end and the lower end, close to the display (19), of the optical detection instrument (1), sliding rods (22) are inserted into the sliding grooves, and the sliding grooves formed in the surfaces of the upper end and the lower end, close to the display (19), of the optical detection instrument (1) are in sliding connection with the sliding rods (22).
8. An optical inspection device with a shielding mechanism as claimed in claim 1, wherein: the optical detection instrument is characterized in that a groove point is formed in the surface of one side, close to the top end of the sliding rod (22), of the optical detection instrument (1), a sliding block (26) is inserted into the groove point, and the groove point formed in the surface of one side, close to the top end of the sliding rod (22), of the optical detection instrument (1) and the limiting rod (25) form sliding connection.
9. An optical inspection device with a shielding mechanism as claimed in claim 1, wherein: the surface of the left end and the surface of the right end of the optical detector (1) are fixedly provided with anti-collision plates (27) through fixing pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022761907.3U CN213986244U (en) | 2020-11-25 | 2020-11-25 | Optical detection device with protection mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022761907.3U CN213986244U (en) | 2020-11-25 | 2020-11-25 | Optical detection device with protection mechanism |
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| CN213986244U true CN213986244U (en) | 2021-08-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184548A (en) * | 2021-12-01 | 2022-03-15 | 沈阳金科精密仪器设备股份有限公司 | High-precision aerosol optical detector |
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2020
- 2020-11-25 CN CN202022761907.3U patent/CN213986244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184548A (en) * | 2021-12-01 | 2022-03-15 | 沈阳金科精密仪器设备股份有限公司 | High-precision aerosol optical detector |
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