CN111769007A - Pressure difference induction started micro-magnetic induction switch structure - Google Patents
Pressure difference induction started micro-magnetic induction switch structure Download PDFInfo
- Publication number
- CN111769007A CN111769007A CN202010582383.3A CN202010582383A CN111769007A CN 111769007 A CN111769007 A CN 111769007A CN 202010582383 A CN202010582383 A CN 202010582383A CN 111769007 A CN111769007 A CN 111769007A
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- fixed
- magnetic induction
- protection
- micro
- pressure difference
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- 230000006698 induction Effects 0.000 title claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 111
- 230000004224 protection Effects 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims description 11
- 239000003571 electronic cigarette Substances 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 description 19
- 235000019504 cigarettes Nutrition 0.000 description 14
- 230000000694 effects Effects 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000009979 protective mechanism Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 210000000748 cardiovascular system Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/08—Arrangements to facilitate replacement of a switch, e.g. cartridge housing
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The invention relates to the technical field of electronic cigarettes, and discloses a differential pressure induction started micro-magnetic induction switch structure which comprises a main body mechanism, an adjusting mechanism, a clamping mechanism, a first protection mechanism, a buffer mechanism, a second protection mechanism and a fixing mechanism, wherein the adjusting mechanism is arranged in the top of the main body mechanism, the clamping mechanism is arranged on the adjusting mechanism, the first protection mechanism is arranged at the top of the main body mechanism, the first protection mechanism is clamped with the clamping mechanism, the buffer mechanism is arranged in the first protection mechanism, the second protection mechanism is fixed with the buffer mechanism through a bolt, and the fixing mechanism is fixed at the top of the main body mechanism through a bolt. The invention overcomes the problem of lack of a protection device in the prior art, prevents the micro-magnetic induction switch from being directly impacted after collision, and prolongs the service life of the micro-magnetic induction switch; and the micro-magnetic induction switches of different specifications can be conveniently installed by arranging the clamping mechanism, so that the use flexibility is improved.
Description
Technical Field
The invention relates to the technical field of electronic cigarettes, in particular to a micro-magnetic induction switch structure started by pressure difference induction.
Background
The electronic cigarette is also named as a virtual cigarette and an electronic cigarette, has the same appearance as a cigarette, has similar taste to the cigarette, even has much more taste than the common cigarette, and can suck the cigarette and the taste like the cigarette. Is mainly used for quitting smoking and replacing cigarettes. The electronic cigarette is a non-burning cigarette substitute product, has certain characteristics similar to those of common cigarettes, and can refresh and meet the pleasure of smokers and the use habits of many years. But is substantially different from a conventional cigarette. The electronic cigarette does not burn, does not contain tar, and does not contain more than 460 chemical substances which are generated when common cigarettes burn and can cause diseases of a respiratory system and a cardiovascular system, thereby removing carcinogenic substances in common cigarettes, and generating no harm of 'second-hand smoke' to other people and polluting the environment.
The little magnetic induction switch of electron cigarette is installed in the tobacco pipe mostly among the prior art, owing to lack protection machanism, when the electron cigarette drops, little magnetic induction switch receives the impact easily and leads to damaging, and current little magnetic induction switch main connected mode is through glue bonding or threaded connection, glue is connected and is dropped easily after the collision, fastening performance is relatively poor, the threaded connection mode is when changing the little magnetic induction switch of different specifications, it is difficult to accurate counterpoint for the screw hole, thereby influence in-service use, for this little magnetic induction switch structure that we propose pressure differential induction start.
Disclosure of Invention
In order to solve the problems that a micro magnetic induction switch is easy to damage after collision and the existing installation mode is inflexible due to the fact that a protection mechanism is not available in the prior art, the invention provides a micro magnetic induction switch structure started by pressure difference induction.
In order to achieve the purpose, the invention adopts the following technical scheme:
pressure difference response starts little magnetic induction switch structure, including main part mechanism, adjustment mechanism, chucking mechanism, first protection machanism, buffer gear, second protection machanism and fixed establishment, main part mechanism's top internally mounted has adjustment mechanism, the last chucking mechanism of installing of adjustment mechanism, first protection machanism installs the top at main part mechanism, first protection machanism and chucking mechanism joint, buffer gear installs the inside at first protection machanism, second protection machanism passes through the bolt and is fixed with buffer gear, fixed establishment passes through the top of bolt fastening at main part mechanism.
Further, the main body mechanism comprises a base, a mounting groove is formed in one end of the base, a first sliding groove is formed in the top of the base, a fixing seat is fixed inside the first sliding groove, and a mounting plate is fixed to the top of the fixing seat.
Furthermore, a limiting groove is formed in the top of the mounting plate, and a first guide shaft and a second guide shaft are mounted between the two sides of the fixing seat and the first sliding groove.
Furthermore, adjustment mechanism includes pivot and lead screw, the pivot runs through the inside of mounting groove and is connected with first bevel gear, the knob is installed at the top of pivot, the lead screw rotates and installs in first spout, the screw thread direction of rotation at the both ends of lead screw is opposite, the lead screw runs through the inside of mounting groove and is connected with second bevel gear.
Further, the clamping mechanism comprises a clamping plate, a second sliding groove is formed in the clamping plate, a first fixing shaft is fixed inside the second sliding groove, a pressing plate is sleeved on the first fixing shaft in a sliding mode, a first spring is installed between the top of the pressing plate and the second sliding groove, and a cushion pad is fixed at the bottom of the pressing plate.
Furthermore, the clamping plate is connected with the screw rod through threads and is connected with the second guide shaft in a sliding mode.
Furthermore, first protection machanism includes first protecting crust, first recess and second recess have been seted up to the bottom of first protecting crust, the inside of first protecting crust is fixed with the fixed plate.
Further, buffer gear includes the casing, the inside sliding connection of casing has the connecting block, the connecting block inserts the inside of casing and is connected with the slider, slider and casing sliding connection, install the second spring between slider and the casing.
Furthermore, second protection machanism includes second protective housing, the top of second protective housing is fixed with waterproof ventilated membrane, the quantity of waterproof ventilated membrane is a plurality of groups.
Further, fixed establishment includes the switch body, the bottom of switch body is fixed with the base, the third spout has been seted up to the bottom of base, the inside of third spout is fixed with the second fixed axle, the both ends of second fixed axle slip the cup joint the fixture block, the fixed spacer pin that has of third spout, spacer pin and spacing groove sliding connection, install the third spring between fixture block and the spacer pin.
Compared with the prior art, the invention has the beneficial effects that: the technical means of the first protective shell, the buffer mechanism and the second protective shell are adopted, so that the technical problem that the magnetic induction switch is easy to damage after collision due to the fact that the protective mechanism is lacked in the prior art is solved, the micro magnetic induction switch is prevented from being directly impacted after collision, the first protective shell is stably arranged on the main body mechanism through the adjusting mechanism and the clamping mechanism, and the technical effect of prolonging the service life of the magnetic induction switch is achieved;
furthermore, because the technical means of the base, the second fixed shaft, the clamping block, the limiting pin and the third spring is adopted, the technical problem that the threaded holes are difficult to align when the micro magnetic induction switches of different specifications are installed through glue bonding instability and threads in the prior art is solved, and the technical effect of facilitating the installation of the micro magnetic induction switches of different specifications is achieved.
Drawings
Fig. 1 is a schematic structural diagram of a differential pressure induction-activated micro-magnetic induction switch structure according to the present invention;
FIG. 2 is a front view of a structure of a differential pressure induction-activated micro-magnetic induction switch according to the present invention;
fig. 3 is an enlarged schematic view of a portion a of a differential pressure induction-activated micro magnetic induction switch structure according to the present invention;
FIG. 4 is an installation diagram of a clamping mechanism of a differential pressure induction-activated micro-magnetic induction switch structure according to the present invention;
FIG. 5 is an enlarged schematic view of a portion B of a differential pressure induction-activated micro-magnetic induction switch structure according to the present invention;
fig. 6 is an enlarged schematic view of part C of the differential pressure induction-activated micro-magnetic induction switch structure according to the present invention.
In the figure: the device comprises a main body mechanism 1, a base 11, a mounting groove 12, a first sliding groove 13, a fixed seat 14, a mounting plate 15, a limit groove 151, a first guide shaft 16, a second guide shaft 17, an adjusting mechanism 2, a rotating shaft 21, a screw rod 22, a first bevel gear 23, a knob 24, a second bevel gear 25, a clamping mechanism 3, a clamping plate 31, a second sliding groove 32, a first fixing shaft 33, a pressing plate 34, a first spring 35, a cushion pad 36, a first protection mechanism 4, a first protection shell 41, a first groove 42, a second groove 43, a fixing plate 44, a buffer mechanism 5, a shell 51, a connecting block 52, a sliding block 53, a second spring 54, a second protection mechanism 6, a second protection shell 61, a waterproof breathable film 62, a fixing mechanism 7, a switch body 71, a base 72, a third sliding groove 73, a second fixing shaft 74, a clamping block 75, a limit pin 76 and a third spring 77.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, the pressure difference induction started micro-magnetic induction switch structure comprises a main body mechanism 1, an adjusting mechanism 2, a clamping mechanism 3, a first protection mechanism 4, a buffer mechanism 5, a second protection mechanism 6 and a fixing mechanism 7, wherein the adjusting mechanism 2 is installed inside the top of the main body mechanism 1, the clamping mechanism 3 is installed on the adjusting mechanism 2, the first protection mechanism 4 is installed on the top of the main body mechanism 1, the first protection mechanism 4 is connected with the clamping mechanism 3 in a clamping mode, the buffer mechanism 5 is installed inside the first protection mechanism 4, the second protection mechanism 6 is fixed with the buffer mechanism 5 through a bolt, and the fixing mechanism 7 is fixed on the top of the main body mechanism 1 through a bolt.
As an embodiment, the main body mechanism 1 includes a base 11, a mounting groove 12 is formed at one end of the base 11, a first sliding groove 13 is formed at the top of the base 11, a fixing seat 14 is fixed inside the first sliding groove 13, and a mounting plate 15 is fixed at the top of the fixing seat 14.
As an embodiment, the top of the mounting plate 15 is opened with a limiting groove 151, and a first guide shaft 16 and a second guide shaft 17 are installed between both sides of the fixing seat 14 and the first sliding groove 13.
As an embodiment, the adjusting mechanism 2 comprises a rotating shaft 21 and a screw rod 22, the rotating shaft 21 penetrates through the inside of the mounting groove 12 and is connected with a first bevel gear 23, a knob 24 is installed at the top of the rotating shaft 21, the screw rod 22 is rotatably installed in the first sliding groove 13, the thread directions of two ends of the screw rod 22 are opposite, and the screw rod 22 penetrates through the inside of the mounting groove 12 and is connected with a second bevel gear 25.
As an embodiment, the clamping mechanism 3 includes a clamping plate 31, a second sliding groove 32 is formed in the clamping plate 31, a first fixing shaft 33 is fixed in the second sliding groove 32, a pressing plate 34 is slidably sleeved on the first fixing shaft 33, a first spring 35 is installed between the top of the pressing plate 34 and the second sliding groove 32, and a cushion 36 is fixed at the bottom of the pressing plate 34.
In one embodiment, the clamping plate 31 is screwed to the screw 22, and the clamping plate 31 is slidably connected to the second guide shaft 17.
As an embodiment, the first protection mechanism 4 includes a first protection housing 41, a first groove 42 and a second groove 43 are opened at the bottom of the first protection housing 41, and a fixing plate 44 is fixed inside the first protection housing 41.
As an embodiment, the buffer mechanism includes a housing 51, a connecting block 52 is slidably connected to the inside of the housing 51, the connecting block 52 is inserted into the inside of the housing 51 and is connected to a slider 53, the slider 53 is slidably connected to the housing 51, and a second spring 54 is installed between the slider 53 and the housing 51.
As an implementation mode, the second protection mechanism 6 comprises a second protection shell 61, a waterproof breathable film 62 is fixed on the top of the second protection shell 61, and the number of the waterproof breathable films 62 is several groups.
As an embodiment, the fixing mechanism 7 includes a switch body 71, a base 72 is fixed at the bottom of the switch body 71, a third sliding groove 73 is formed at the bottom of the base 72, a second fixing shaft 74 is fixed inside the third sliding groove 73, two ends of the second fixing shaft 74 are slidably sleeved with a fixture block 75, a limiting pin 76 is fixed on the third sliding groove 73, the limiting pin 76 is slidably connected with a limiting groove 151, and a third spring 77 is installed between the fixture block 75 and the limiting pin 76.
The working principle is as follows: when the micro magnetic induction switch is installed, the third spring 77 is stretched when the fixture block 75 is pulled, the limiting pin 76 is inserted into the limiting groove 151, the pressure on the fixture block 75 is removed, the fixture block 75 clamps the installation plate 15 under the action of the elastic force of the third spring 77, the fixture block 57 is fixed on the side surface of the installation plate 15 through the bolt, the installation effect is good, the installation mode is flexible, the problem of poor stability of the connection mode in the prior art is solved, and micro magnetic induction switches of different specifications are very convenient to install;
then, the second protective shell 61 is fixed on the side surface of the fixed seat 14 through a bolt, the first protective shell 41 with the buffer mechanism 5 is fixed on the second protective shell 61 through the bolt, the internal micro-magnetic induction switch 71 is protected through the first protective shell 41, the protective mechanism 5 and the second protective shell 61, the first protective shell 41 is subjected to an impact mechanism, the first protective shell 41 transmits impact force to the buffer mechanism 5, and the second spring 54 in the buffer mechanism effectively reduces the impact of the impact force on the second protective shell 61, so that the micro-magnetic induction switch 71 is prevented from being directly impacted, and the service life of the micro-magnetic induction switch 71 is prolonged;
after the first protective shell 41 and the second protective shell 61 are mounted, the first groove 42 is connected with the screw rod 22 in a sliding mode, the second groove 43 is connected with the first guide shaft 16 in a sliding mode, at the moment, the knob 24 rotates, the knob 24 drives the rotating shaft 21 to rotate, the rotating shaft 21 drives the first bevel gear 23 to rotate, the first bevel gear 23 drives the second bevel gear 25 through meshing transmission, the second bevel gear 25 rotates to drive the screw rod 22 to rotate, the thread turning directions of two ends of the screw rod 22 are opposite, the screw rod 22 drives the clamping mechanisms 3 through thread transmission, two groups of clamping mechanisms 3 are mutually far away from preliminarily clamping the first protective shell 41 from the inside, a first spring 35 in each clamping mechanism 3 tightly presses the pressing plate 34 on the fixing plate 44 on the first protective shell 41, secondary clamping is carried out on the first protective shell 41, the clamping effect is good, the first protective shells 41 with different sizes can be mounted conveniently, and the use flexibility is.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A micro-magnetic induction switch structure started by pressure difference induction comprises a main body mechanism (1), an adjusting mechanism (2), a clamping mechanism (3), a first protection mechanism (4), a buffer mechanism (5), a second protection mechanism (6) and a fixing mechanism (7), it is characterized in that an adjusting mechanism (2) is arranged in the top of the main body mechanism (1), the adjusting mechanism (2) is provided with a clamping mechanism (3), the first protection mechanism (4) is arranged at the top of the main body mechanism (1), the first protection mechanism (4) is clamped with the clamping mechanism (3), the buffer mechanism (5) is arranged in the first protection mechanism (4), the second protection mechanism (6) is fixed with the buffer mechanism (5) through a bolt, the fixing mechanism (7) is fixed on the top of the main body mechanism (1) through a bolt.
2. The pressure difference induction started micro-magnetic induction switch structure according to claim 1, wherein the main body mechanism (1) comprises a base (11), one end of the base (11) is provided with an installation groove (12), the top of the base (11) is provided with a first sliding groove (13), a fixed seat (14) is fixed inside the first sliding groove (13), and an installation plate (15) is fixed on the top of the fixed seat (14).
3. The pressure difference induction started micro-magnetic induction switch structure according to claim 2, wherein a limit groove (151) is formed in the top of the mounting plate (15), and a first guide shaft (16) and a second guide shaft (17) are mounted between two sides of the fixing seat (14) and the first sliding groove (13).
4. The pressure difference induction started micro-magnetic induction switch structure according to claim 1, characterized in that the adjusting mechanism (2) comprises a rotating shaft (21) and a screw rod (22), the rotating shaft (21) penetrates through the inside of the installation groove (12) and is connected with a first bevel gear (23), a knob (24) is installed at the top of the rotating shaft (21), the screw rod (22) is rotatably installed in the first sliding groove (13), the thread directions of two ends of the screw rod (22) are opposite, and the screw rod (22) penetrates through the inside of the installation groove (12) and is connected with a second bevel gear (25).
5. The structure of the pressure difference induction-started micro-magnetic induction switch according to claim 1, wherein the clamping mechanism (3) comprises a clamping plate (31), a second sliding groove (32) is formed in the clamping plate (31), a first fixed shaft (33) is fixed in the second sliding groove (32), a pressing plate (34) is slidably sleeved on the first fixed shaft (33), a first spring (35) is installed between the top of the pressing plate (34) and the second sliding groove (32), and a cushion pad (36) is fixed at the bottom of the pressing plate (34).
6. The structure of the pressure difference induction-started micro-magnetic induction switch according to claim 5, characterized in that the clamping plate (31) is connected with the screw rod (22) through a screw thread, and the clamping plate (31) is connected with the second guide shaft (17) in a sliding way.
7. The pressure difference induction started micro-magnetic induction switch structure according to claim 1, wherein the first protection mechanism (4) comprises a first protection shell (41), a first groove (42) and a second groove (43) are formed in the bottom of the first protection shell (41), and a fixing plate (44) is fixed inside the first protection shell (41).
8. The structure of the pressure difference induction-started micro-magnetic induction switch according to claim 1, wherein the buffer mechanism comprises a housing (51), a connecting block (52) is slidably connected to the inside of the housing (51), the connecting block (52) is inserted into the inside of the housing (51) and is connected with a sliding block (53), the sliding block (53) is slidably connected with the housing (51), and a second spring (54) is installed between the sliding block (53) and the housing (51).
9. The pressure difference induction started micro-magnetic induction switch structure according to claim 1, wherein the second protection mechanism (6) comprises a second protection shell (61), a waterproof breathable film (62) is fixed on the top of the second protection shell (61), and the number of the waterproof breathable films (62) is several groups.
10. The pressure difference induction started micro-magnetic induction switch structure according to claim 1, wherein the fixing mechanism (7) comprises a switch body (71), a base (72) is fixed at the bottom of the switch body (71), a third sliding groove (73) is formed in the bottom of the base (72), a second fixing shaft (74) is fixed inside the third sliding groove (73), clamping blocks (75) are sleeved at two ends of the second fixing shaft (74) in a sliding manner, a limiting pin (76) is fixed on the third sliding groove (73), the limiting pin (76) is connected with a limiting groove (151) in a sliding manner, and a third spring (77) is installed between the clamping blocks (75) and the limiting pin (76).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010582383.3A CN111769007A (en) | 2020-06-23 | 2020-06-23 | Pressure difference induction started micro-magnetic induction switch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010582383.3A CN111769007A (en) | 2020-06-23 | 2020-06-23 | Pressure difference induction started micro-magnetic induction switch structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111769007A true CN111769007A (en) | 2020-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010582383.3A Pending CN111769007A (en) | 2020-06-23 | 2020-06-23 | Pressure difference induction started micro-magnetic induction switch structure |
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| Country | Link |
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| CN (1) | CN111769007A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112911866A (en) * | 2021-01-23 | 2021-06-04 | 董银高 | Circuit board mounting shell based on dry protection mechanism |
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| CN209833541U (en) * | 2019-03-26 | 2019-12-24 | 天津儒信科技有限公司 | Fixing seat for vehicle-mounted camera |
| CN210274814U (en) * | 2019-06-20 | 2020-04-07 | 安徽国维科技服务有限公司 | Prevent extrudeing protecting sheathing |
| CN210469500U (en) * | 2019-11-06 | 2020-05-05 | 韶关市科荣电子有限公司 | Explosion-proof anticorrosive network high definition digtal camera |
| CN210462129U (en) * | 2019-09-06 | 2020-05-05 | 福建亢达科技有限公司 | Anti-seismic support with adjustable anti-seismic force |
| CN111169811A (en) * | 2020-01-13 | 2020-05-19 | 陈玉兰 | VR intelligent clothes storage device with good protection performance and use method |
| CN210745105U (en) * | 2019-12-27 | 2020-06-12 | 青岛奥控数字科技有限公司 | Infrared induction switch with protection function |
-
2020
- 2020-06-23 CN CN202010582383.3A patent/CN111769007A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208272390U (en) * | 2018-04-26 | 2018-12-21 | 清远市鼎兴泰机械设备有限公司 | A kind of electrical cabinet with shock-absorbing function |
| CN209833541U (en) * | 2019-03-26 | 2019-12-24 | 天津儒信科技有限公司 | Fixing seat for vehicle-mounted camera |
| CN210274814U (en) * | 2019-06-20 | 2020-04-07 | 安徽国维科技服务有限公司 | Prevent extrudeing protecting sheathing |
| CN110289719A (en) * | 2019-07-29 | 2019-09-27 | 天津林元机械设备有限公司 | A kind of high-adaptability magneto protection structure |
| CN210462129U (en) * | 2019-09-06 | 2020-05-05 | 福建亢达科技有限公司 | Anti-seismic support with adjustable anti-seismic force |
| CN210469500U (en) * | 2019-11-06 | 2020-05-05 | 韶关市科荣电子有限公司 | Explosion-proof anticorrosive network high definition digtal camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112911866A (en) * | 2021-01-23 | 2021-06-04 | 董银高 | Circuit board mounting shell based on dry protection mechanism |
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