CN220602722U - Closing structure of portable weak light detector - Google Patents
Closing structure of portable weak light detector Download PDFInfo
- Publication number
- CN220602722U CN220602722U CN202322319579.5U CN202322319579U CN220602722U CN 220602722 U CN220602722 U CN 220602722U CN 202322319579 U CN202322319579 U CN 202322319579U CN 220602722 U CN220602722 U CN 220602722U
- Authority
- CN
- China
- Prior art keywords
- magnet
- cover
- lid
- mounting groove
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 230000006698 induction Effects 0.000 claims description 34
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Geophysics And Detection Of Objects (AREA)
Abstract
The utility model relates to the technical field of weak light detection and discloses a closing structure of a portable weak light detector, which comprises a main body and a cover, wherein the upper end of the main body is provided with a mounting groove, both ends of the mounting groove are provided with limiting blocks, the cover is arranged in the mounting groove and connected to the main body, the inner wall of the limiting block and the mounting groove are provided with second rabbets, the edge of the inner wall of the cover is provided with first rabbets, the first rabbets and the second rabbets are mutually meshed, the cover is provided with a plurality of magnet fixing parts, the magnet fixing parts are internally provided with first magnets, the positions of the main body corresponding to the magnet fixing parts are provided with magnet fixing holes, the magnet fixing holes are internally provided with second magnets, the magnetic poles of the first magnets and the second magnets are consistent in orientation, the magnets are arranged to replace manual force for preventing uneven pressing force of bare hands, and the cover can be limited, the cover is prevented from loosening and shifting to cause the cover to be closed to be more silky.
Description
Technical Field
The utility model relates to the technical field of weak light detection, in particular to a closed structure of a portable weak light detector.
Background
The weak light detector is an instrument which converts weak light signals into electric signals and outputs the electric signals by adopting a photoelectric sensor and a photoelectric conversion circuit, and has very strict requirements on light-shielding treatment. The portable detector is usually composed of a cover and a main body, the main body and the cover are generally plastic parts, concave-convex rabbets are respectively arranged on the cover and the main body, closing and light-shielding are carried out by means of the rabbet occlusion, the gap between the rabbets is generally only about 0.2-0.3mm, the left-right offset is usually larger than the gap between the rabbets when the cover is overturned, the cover cannot be smoothly closed by self gravity and is necessary to be pressed by hands, in addition, the offset easily causes the rabbets to be staggered and bumped, the rabbets are worn and deformed, in addition, the problem of uneven force is caused by the manual closing mode of the cover, the force is small, the rabbets are not tightly occluded, the deformation and the damage of the rabbets are easily caused by the overlarge force, the cover closing state is usually maintained by the weight of the cover and the friction force between the rabbets, the cover is easy to loose, and the portable application of the instrument is not facilitated.
The CN210571964U and CN101038256a patents disclose devices for detecting closure of the lid using a micro switch, but the lid needs to have a protruding pressing portion, the body must have an opening, and the opening and the protruding portion also reduce tightness of the instrument body, and increase external light injection when the lid is not tightly sealed.
Therefore, the above-mentioned technology has the problems that the cover of the detector is provided with an opening, the cover is easy to loosen and deviate, and uneven pressing force by hands can cause the cover to be sealed tightly, so that light leakage is generated.
Disclosure of Invention
The utility model aims to solve the technical problems that in the prior art, a cover of a detector cannot be automatically closed, the force is not uniform by manual pressing, the detector is easy to shift during overturning, and an opening for installing a detection device is formed, so that the cover is not tightly sealed and light leakage is caused.
In order to solve the technical problems, the technical scheme of the utility model is to provide a closing structure of a portable dim light detector, which comprises a main body and a cover, wherein the upper end of the main body is provided with a mounting groove, two ends of the mounting groove are provided with limiting blocks, the cover is arranged in the mounting groove and connected to the main body, the inner wall of the limiting block and the mounting groove are provided with second rabbets, the edge of the inner wall of the cover is provided with a first rabbet, the first rabbet and the second rabbet are meshed with each other, a gap exists between the first rabbet and the second rabbet, the cover is provided with a plurality of magnet fixing parts, the magnet fixing parts are arranged at positions, close to the bottom, of the side surface of the cover, in addition, the magnet fixing parts are provided with first magnets, the positions, corresponding to the magnet fixing parts, of the main body are provided with magnet fixing holes, the magnet fixing holes are provided with second magnets, the magnetic pole directions of the first magnets and the second magnets are perpendicular to the closing surfaces of the cover and the main body, the magnetic pole directions of the first magnets and the second magnets are consistent, gaps are arranged between the cover and the limiting blocks, and the cover are provided with gaps, and the gap width is smaller than the gap between the first rabbet and the second rabbet.
Through adopting above-mentioned technical scheme, set up magnet and can realize that the lid is less than automatic closure when certain angle, prevent that bare-handed pressing from exerting oneself uneven, and magnet suction can play the effect of locking, set up mounting groove and stop device, can spacing the lid, prevent that the lid from not hard up skew from leading to the closure not tight, and can make the lid closure more silky smooth.
Optionally, be equipped with magnetic induction switch in the main part, first magnet on the magnet fixed part includes induction magnet, induction magnet is corresponding with magnetic induction switch, induction magnet can take place the response with magnetic induction switch towards magnetic pole of magnetic induction switch, first magnet and induction magnet's magnetic pole orientation are the same, the distance between magnet fixed orifices and the magnetic induction switch is greater than magnetic induction switch's induction distance.
Through adopting above-mentioned technical scheme, set up magnetism detection switch and can detect whether the lid is closed, avoid trompil in the main part, reinforcing seal increases the precision that the second magnet in the distance prevention main part influences magnetism inductive switch.
Optionally, the lid includes lid light-resistant layer and lid shell, the lid shell is established in lid light-resistant layer outside, the mounting groove inner wall is equipped with main part light-resistant layer.
Optionally, a detection test tube inlet is formed in the bottom of the mounting groove.
Optionally, a hinge is provided at an end of the cover housing opposite to the magnet fixing portion, and the cover is connected to the main body through the hinge.
In summary, the utility model has at least one of the following advantages:
1. the magnet is arranged to generate constant suction force, so that the cover can be automatically closed when the cover is smaller than a certain angle, and meanwhile, damage and light leakage of the cover caused by uneven force exerted by bare-handed pressing are prevented.
2. The magnet attraction is utilized to play a role in locking, so that the cover is prevented from loosening when the detector moves.
3. The magnetic detection switch is arranged to detect whether the cover is closed or not, and light leakage caused by opening holes in the main body can be avoided, so that the detection result is affected.
4. The mounting groove and the limiting device are arranged, the cover can be limited, the cover is prevented from being loosened and offset to cause untight closing, and the cover can be closed more silky and smooth by combining with the magnet.
Drawings
FIG. 1 is a schematic view of the structure of a cover of the present utility model;
FIG. 2 is a schematic view of the light shielding layer structure of the cover of the present utility model;
FIG. 3 is a schematic view of the structure of the mounting groove of the present utility model;
FIG. 4 is a schematic side cross-sectional view of the present utility model;
FIG. 5 is a schematic view showing a front sectional structure of embodiment 2 of the present utility model;
FIG. 6 is a schematic view of the inlet structure of the test tube of the present utility model;
in the figure: 1. a main body; 2. a cover; 3. a limiting block; 4. a cover light shielding layer; 5. a cover housing; 6. a magnet fixing part; 7. a magnetic inductive switch; 8. a main body light-shielding layer; 9. detecting a test tube inlet; 10. a first spigot; 12. and a second spigot.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-6.
Example 1
The utility model discloses a closing structure of a portable dim light detector, referring to fig. 1-4, the portable dim light detector comprises a main body 1 and a cover 2, wherein the upper end of the main body 1 is provided with a mounting groove, two ends of the mounting groove are provided with limiting blocks 3, the cover 2 is arranged in the mounting groove and connected to the main body 1, the inner wall of the limiting blocks 3 and the mounting groove are provided with second rabbets 12, the edge of the inner wall of the cover 2 is provided with first rabbets 10, the first rabbets 10 and the second rabbets 12 are meshed with each other and have a gap, the cover 2 comprises a cover shading layer 4 and a cover shell 5, the cover shell 5 is arranged outside the cover shading layer 4, the cover 2 is provided with a plurality of magnet fixing parts 6, the magnet fixing parts 6 are arranged at positions, close to the bottom, of the side surfaces of the cover, the magnet fixing parts 6 are provided with first magnets, the positions, corresponding to the magnet fixing parts 6, of the main body 1 are provided with magnet fixing holes with second magnets, the magnetic pole directions of the first magnets and the second magnets are perpendicular to the closing surfaces of the cover 2 and the main body 1, the magnetic pole directions of the first magnets and the second magnets are consistent, gaps between the cover 2 and the limiting blocks 3 are provided with gaps, and the widths of the gaps between the cover 2 and the gaps are smaller than the widths of the first rabbets 12.
In a further embodiment, referring to fig. 4 and 6, the inner wall of the mounting groove is provided with a main body light shielding layer 8, the bottom of the mounting groove is provided with a test tube inlet 9, one end of the cover housing 5 opposite to the magnet fixing portion 6 is provided with a hinge, and the cover 2 is connected with the main body 1 through the hinge.
In a further embodiment, the magnet fixing portion 6 is a fixing groove and is provided on a surface of the cover light shielding layer 4 that is connected to the cover case 5, and in other examples, the position of the magnet fixing portion 6 is not limited to the cover light shielding layer 4, and may be provided on the cover case 5, the inner side of the cover light shielding layer 4, or the like, and the fixing method is not limited to the fixing groove, and may be other fixing structures such as an adhesive, so long as the first magnet can be fixed at a position where the cover side surface is close to the bottom surface.
In this embodiment, put into the magnet fixed orifices of main part 1 with the second magnet, then put into first magnet in magnet fixed part 6, then put into lid shell 5 through the buckle connection on lid light-resistant layer 4, wrap up into lid shell 5 with magnet fixed part 6, then use the hinge to install lid 2 on main part 1, make lid 2 can rotate around the hinge, put into main part 1 with detecting test tube entry 9 when using, then stir lid 2, lid 2 is closed and is locked under the effect of magnet, because gap width between lid 2 and stopper 3 is less than the width of the clearance between first tang 10 and the second tang 12, offset when lid 2 is closed is necessarily less than the gap width between first tang 10 and the second tang 12, thereby can make first tang and second tang 12 accurate closure, avoid rubbing the touch, set up the magnet and can realize that the lid is less than certain angle and close in an automatic closing, prevent that the uneven is pressed to the hand, and the effect that magnet suction can play the locking, set up mounting groove and stop device, can prevent that the lid from moving up and the limit wire and can not become flexible to make the lid more that the closure is closed.
Example 2
In this embodiment, referring to fig. 4 and 5, the main body 1 is provided with a magnetic induction switch 7, the first magnet on the magnet fixing portion 6 includes an induction magnet, the induction magnet corresponds to the magnetic induction switch 7, the magnetic pole of the induction magnet facing the magnetic induction switch 7 can induce with the magnetic induction switch 7, the magnetic poles of the first magnet and the induction magnet face the same, and the distance between the magnet fixing hole and the magnetic induction switch 7 is greater than the induction distance of the magnetic induction switch 7.
In this embodiment, on the basis of embodiment 1, a magnetic detection switch 7 is added, so that when the cover 2 is closed, the magnetic pole directions of the first magnet and the second magnet are kept consistent, whether the cover is closed or not can be detected, and the influence of the second magnet on the detection precision of the magnetic detection switch 7 can be reduced.
The working principle of the utility model is as follows: the magnet is used as a closing device, a constant adsorption force is provided, the cover 2 is closed manually, the limiting block 3 limits the deviation of the cover 2 to be smaller than the gap width between the first spigot 10 and the second spigot 12, the first spigot 10 on the cover 2 always keeps a gap with the second spigot 12 without friction, the cover 2 is closed in a sliding manner by matching with the magnet and is locked by the attraction of the magnet, and whether the cover 2 is closed is detected by using the magnetic induction switch 7.
While the utility model has been described with respect to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims. Equivalent embodiments of the present utility model will be apparent to those skilled in the art having the benefit of the teachings disclosed herein, when considered in the light of the foregoing disclosure, and without departing from the spirit and scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (5)
1. The utility model provides a portable weak light detector's closed structure, its characterized in that, including main part (1) and lid (2), main part (1) upper end is equipped with the mounting groove, the mounting groove both ends are equipped with stopper (3), lid (2) are established in the mounting groove and are connected on main part (1), just be equipped with second tang (12) on stopper (3) inner wall and the mounting groove, be equipped with first tang (10) on lid (2) inner wall edge, first tang (10) and second tang (12) interlock each other and have the clearance between the two, be equipped with a plurality of magnet fixed part (6) on lid (2), magnet fixed part (6) are established in the position that the lid side is close to the bottom surface, just be equipped with first magnet in magnet fixed part (6), be equipped with second magnet in the magnet fixed orifices on the position that corresponds with magnet fixed part (6), the magnetic pole direction perpendicular to main part (2) of first magnet and second magnet and lid (1) and clearance face and gap (2) are equipped with between first magnet and the second tang, be equipped with width between first gap (12) and the gap.
2. The closing structure of a portable dim light detector according to claim 1, wherein the main body (1) is provided with a magnetic induction switch (7), the first magnet on the magnet fixing portion (6) comprises an induction magnet, the induction magnet corresponds to the magnetic induction switch (7), the magnetic pole of the induction magnet facing the magnetic induction switch (7) can be induced with the magnetic induction switch (7), the magnetic pole of the first magnet and the magnetic pole of the induction magnet face the same, and the distance between the magnet fixing hole and the magnetic induction switch (7) is larger than the induction distance of the magnetic induction switch (7).
3. The portable weak light detector closure structure according to claim 1, wherein the cover (2) comprises a cover light shielding layer (4) and a cover housing (5), the cover housing (5) is arranged outside the cover light shielding layer (4), and the inner wall of the mounting groove is provided with a main body light shielding layer (8).
4. The portable weak light detector closure structure according to claim 1, wherein the bottom of the mounting groove is provided with a detection test tube inlet (9).
5. A portable low light level detector closure structure according to claim 3, wherein the lid housing (5) is provided with a hinge at an end opposite to the magnet fixing portion (6), and the lid (2) is connected to the main body (1) by the hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322319579.5U CN220602722U (en) | 2023-08-28 | 2023-08-28 | Closing structure of portable weak light detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322319579.5U CN220602722U (en) | 2023-08-28 | 2023-08-28 | Closing structure of portable weak light detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220602722U true CN220602722U (en) | 2024-03-15 |
Family
ID=90172935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322319579.5U Active CN220602722U (en) | 2023-08-28 | 2023-08-28 | Closing structure of portable weak light detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220602722U (en) |
-
2023
- 2023-08-28 CN CN202322319579.5U patent/CN220602722U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220602722U (en) | Closing structure of portable weak light detector | |
| RU2004122589A (en) | BENDED EXTENSION PIPE WITH HINGE INTENDED FOR THE VACUUM CLEANER | |
| US10316583B2 (en) | Screening arrangement | |
| US20190145163A1 (en) | Screening arrangement with improved mounting bracket and end piece, window with such a mounting bracket and method of installing and uninstalling a screening arrangement in the window | |
| US20160198816A1 (en) | Wrist-worn device clasp | |
| TW201244597A (en) | Insulation box | |
| KR20190050733A (en) | Circular Sliding Door for 3D Printer and 3D Printer Having Thereof | |
| EP3668341A1 (en) | Magnetic access panel | |
| CN101334326A (en) | Pressure detection device for perfusion tube | |
| JP2004204483A (en) | Sliding door device | |
| CN210346781U (en) | Electromagnetic flowmeter capable of preventing external magnetic field interference | |
| US10631801B2 (en) | Scintillator sealing for solid state X-ray detector | |
| EP3682777A1 (en) | Shower enclosures | |
| KR20110119465A (en) | Furniture hinge | |
| CN108897204B (en) | Leak protection light structure and have intelligent wrist-watch of this leak protection light structure | |
| JP2022518649A (en) | Drum washing machine and its control method | |
| JP4319485B2 (en) | Electronic equipment housing | |
| CN218673684U (en) | Magnetic encoder | |
| CN210643624U (en) | Multifunctional hook | |
| JP6473633B2 (en) | Door device and elastic material | |
| JPS6342309Y2 (en) | ||
| KR102074212B1 (en) | Center check device for vertical pipe | |
| KR100606777B1 (en) | Opening or closing sensing device of mobile phone | |
| KR20100003687A (en) | Magnetic fastener module | |
| US20130163157A1 (en) | Electronic device with magnet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201800 J, building 1, No. 2222, Huancheng Road, Jiading District, Shanghai Patentee after: Shanghai Qichuang Biotechnology Co.,Ltd. Country or region after: China Address before: 201800 J, building 1, No. 2222, Huancheng Road, Jiading District, Shanghai Patentee before: Shanghai Anshi Biotechnology Co.,Ltd. Country or region before: China |