CN110729021B - A kind of waterproof fog instrument - Google Patents
A kind of waterproof fog instrument Download PDFInfo
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- CN110729021B CN110729021B CN201911024926.3A CN201911024926A CN110729021B CN 110729021 B CN110729021 B CN 110729021B CN 201911024926 A CN201911024926 A CN 201911024926A CN 110729021 B CN110729021 B CN 110729021B
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- G—PHYSICS
- G12—INSTRUMENT DETAILS
- G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
- G12B15/00—Cooling
- G12B15/04—Cooling by currents of fluid, e.g. air, in open cycle
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- G—PHYSICS
- G12—INSTRUMENT DETAILS
- G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
- G12B9/00—Housing or supporting of instruments or other apparatus
- G12B9/02—Casings; Housings; Cabinets
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- G—PHYSICS
- G12—INSTRUMENT DETAILS
- G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
- G12B9/00—Housing or supporting of instruments or other apparatus
- G12B9/02—Casings; Housings; Cabinets
- G12B9/04—Details, e.g. cover
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Abstract
本发明公开了一种防水雾仪器仪表，包括凵字型安装件、短轴、轴承、仪表壳体、进气接头、水箱、制冷器、冷凝管、箱体、喷嘴、定位螺栓、磁座、第一风机、加热筒、进风接头、空腔、第二风机、连接头和加热芯。本发明的仪表壳体通过轴承安装在凵字型安装件上，且凵字型安装件的底板上安装有磁座，装置固定较为方便，除雾机构工作时，可对仪表的面板除雾，除雾机构持续工作，可达到防止起雾的目的，便于仪表面板显示内容的观察；制冷机构可使得吹入仪表壳体内的空气为温度较低的气体，有利于提高装置在夏季使用时的散热能力，便于保证仪表的精度以及内部电器元件的使用寿命。
The invention discloses a fog-proof instrument and meter, comprising a zigzag-shaped mounting part, a short shaft, a bearing, an instrument shell, an air intake joint, a water tank, a refrigerator, a condenser pipe, a box body, a nozzle, a positioning bolt, a magnetic seat, A first fan, a heating cylinder, an air inlet joint, a cavity, a second fan, a connecting head and a heating core. The instrument housing of the present invention is mounted on the zigzag mounting piece through bearings, and a magnetic seat is installed on the bottom plate of the zigzag mounting piece, so that the device is more convenient to fix. The defogging mechanism works continuously, which can prevent fogging and facilitate the observation of the display contents on the instrument panel; the cooling mechanism can make the air blown into the instrument shell to be a gas with a lower temperature, which is beneficial to improve the heat dissipation of the device when it is used in summer It is easy to ensure the accuracy of the instrument and the service life of the internal electrical components.
Description
Technical Field
The invention relates to a water-fog-proof instrument, in particular to a water-fog-proof instrument, and belongs to the technical field of instrument application.
Background
The instrument is an instrument or equipment for detecting, measuring, observing and calculating various physical quantities, material components, physical parameters and the like, is an important tool for scientific technology development, plays an important role in promoting the development of scientific technology and national economy in the modern times, belongs to a vacuum leak detector, a pressure gauge, a length measuring instrument, a microscope, a multiplier and the like, is an adjusting instrument for automatic control in an industrial production process, and also belongs to a distributed instrument control system.
When current instrument is examining mechanical equipment, be difficult to the installation and fix on the casing of equipment, the installation is comparatively inconvenient with the dismantlement, current instrument does not contain defogging mechanism mostly simultaneously, the inside electrical components during operation of instrument can produce the heat, when inside and outside difference in temperature is great, the panel outer wall of instrument can form water smoke, be unfavorable for personnel to observe the content that shows on the instrument panel, when using the instrument in summer, because outside ambient temperature is higher, can lead to the heat-sinking capability decline of another table, not only can reduce the precision of instrument, long-time work, can reduce the inside electrical components's of instrument life, there is certain not enough. Accordingly, a water mist resistant instrument is proposed to address the above problems.
Disclosure of Invention
The present invention is directed to solving the above problems and providing a water mist resistant instrument.
The invention achieves the above purpose through the following technical scheme, a water-mist-proof instrument comprises a U-shaped mounting piece, short shafts, a bearing, a magnetic seat, a mist-removing mechanism and a refrigerating mechanism, wherein the centers of the outer walls of two side plates of an instrument shell, which correspond to each other, are fixedly connected with the short shafts, the two short shafts are respectively rotatably installed at the tops of the two side plates of the U-shaped mounting piece, which correspond to each other, through the bearing, two ends of a bottom plate of the U-shaped mounting piece are respectively and fixedly provided with the magnetic seat in a penetrating manner, the edge of a top plate of the instrument shell is transversely provided with a cavity, the bottom surface of the top plate of the instrument shell is uniformly and equidistantly provided with a plurality of nozzles, the input ends of the nozzles extend into the cavities, the top plate of the instrument shell is respectively provided with the mist-removing mechanism and the refrigerating mechanism, and one side plate of the U-shaped mounting piece is provided with a positioning bolt in a penetrating manner;
the defogging mechanism comprises a box body, a first fan, a heating cylinder, an air inlet joint and a heating core, wherein the box body is arranged on the top surface of the top plate of the instrument shell, the first fan and the air inlet joint are sequentially arranged on the top surface of the bottom plate of the box body, the bottom end of the air inlet joint extends into the cavity of the instrument shell, the output end of the first fan is connected with the top end of the air inlet joint through the heating cylinder, and the heating core is arranged in the heating cylinder;
refrigerating mechanism includes air inlet joint, water tank, refrigerator, condenser pipe and second fan, air inlet joint runs through and installs on the roof of meter housing, the top department at a meter housing curb plate inner wall is installed to the second fan, the input of second fan is connected with air inlet joint's bottom, the top surface at meter housing roof is installed to the water tank, horizontal installation has the condenser pipe between the mutual both sides board of correspondence of water tank, the both ends of condenser pipe extend to the outside of water tank, the one end of condenser pipe is connected with air inlet joint's top, with the polylith refrigerator is installed in the embedding on two blocks of curb plates that the mutual correspondence of water tank that the condenser pipe is parallel to each other.
Preferably, the contact part of the refrigerator and the water tank is coated with waterproof sealant, the refrigerator is composed of a semiconductor refrigeration sheet and two radiating sheets, the two radiating sheets are mutually buckled together, and the semiconductor refrigeration sheet is clamped between the two radiating sheets.
Preferably, a water adding head is arranged on a top plate of the water tank, and a cap is arranged on the water adding head in a threaded manner.
Preferably, the connectors are installed at two ends of the heating cylinder in a penetrating mode, and the connectors at two ends of the heating cylinder are connected with the output end of the first fan and the top end of the air inlet connector respectively.
Preferably, all open the fretwork hole on the curb plate of instrument housing and box, it has to open the inner wall of the instrument housing in fretwork hole and box curb plate is all attached to install air filter.
Preferably, the outer wall of one side plate of the meter shell is provided with two threaded holes, the two threaded holes are 90 included angles relative to the axis of the short shaft, and the outer wall of the side plate of the meter shell where the threaded holes are sprayed with a wear-resistant anti-slip coating.
Preferably, one end of the positioning bolt is installed in one of the threaded holes in the outer wall of the side plate of the instrument shell in a threaded manner.
Preferably, a box door is hinged to one side face of the box body, and a sealing strip is arranged at the contact position of the box door and the box body.
Preferably, the water tank is a plastic water tank, and a polyurethane heat-insulating layer is installed on the outer wall of the water tank in a coating mode.
Preferably, the heating cylinder is a stainless steel heating cylinder, and the inner wall of the instrument shell is sprayed with an insulating coating.
The invention has the beneficial effects that:
1. the U-shaped mounting piece is easily fixed on the top or side plates of the shells of various devices through the magnetic seat, the fixing of the device is convenient, the surface of the instrument shell can be easily adjusted to be parallel or vertical to the horizontal plane, and the observation after the instrument is fixed is facilitated;
2. the invention comprises a demisting mechanism which has a simple structure and can blow hot air to the panel of the instrument, when the demisting mechanism works, the demisting mechanism can demist the panel of the instrument, and the demisting mechanism continuously works, thereby achieving the purpose of preventing fogging and facilitating the observation of the display content of the panel of the instrument;
3. the invention contains a refrigeration mechanism, when the instrument is continuously used in summer, the refrigeration mechanism can ensure that the air blown into the instrument shell is gas with lower temperature, which is beneficial to improving the heat dissipation capacity of the device when used in summer and is convenient to ensure the precision of the instrument and the service life of internal electrical elements.
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, and 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 inventive exercise.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the instrument housing and defogging mechanism of the present invention;
fig. 4 is a schematic view of the internal structure of the heating cartridge of the present invention.
In the figure: 1. u style of calligraphy installed part, 2, minor axis, 3, bearing, 4, meter case, 5, air inlet connector, 6, water tank, 7, refrigerator, 8, condenser pipe, 9, box, 10, nozzle, 11, positioning bolt, 12, magnetic support, 13, first fan, 14, cartridge heater, 15, air inlet connector, 16, cavity, 17, second fan, 18, connector, 19, heating core.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-4, a water mist proof instrument comprises a U-shaped mounting member 1, a short shaft 2, a bearing 3, a magnetic seat 12, a mist removing mechanism and a refrigerating mechanism, the instrument shell 4 is fixedly connected with short shafts 2 at the centers of the outer walls of the two corresponding side plates, the two short shafts 2 are respectively rotatably arranged at the tops of the two corresponding side plates of the U-shaped mounting piece 1 through bearings 3, the two ends of the bottom plate of the U-shaped mounting piece 1 are respectively fixedly provided with a magnetic seat 12 in a penetrating way, the edge of the top plate of the instrument shell 4 is transversely provided with a cavity 16, a plurality of nozzles 10 are uniformly and equidistantly arranged on the bottom surface of the top plate of the instrument shell 4, the input ends of the nozzles 10 extend into the cavity 16, a defogging mechanism and a refrigerating mechanism are respectively arranged on a top plate of the instrument shell 4, and a positioning bolt 11 is arranged on one side plate of the U-shaped mounting piece 1 in a threaded penetrating manner;
the demisting mechanism comprises a box body 9, a first fan 13, a heating cylinder 14, an air inlet connector 15 and a heating core 19, wherein the box body 9 is installed on the top surface of the top plate of the instrument shell 4, the first fan 13 and the air inlet connector 15 are sequentially installed on the top surface of the bottom plate of the box body 9, the bottom end of the air inlet connector 15 extends into a cavity 16 of the instrument shell 4, the output end of the first fan 13 is connected with the top end of the air inlet connector 15 through the heating cylinder 14, and the heating core 19 is installed in the heating cylinder 14;
refrigerating mechanism includes air inlet joint 5, water tank 6, refrigerator 7, condenser pipe 8 and second fan 17, air inlet joint 5 runs through and installs on the roof of meter housing 4, second fan 17 installs the top department at 4 curb plate inner walls of meter housing, the input of second fan 17 is connected with air inlet joint 5's bottom, water tank 6 installs the top surface at meter housing 4 roof, horizontal installation has condenser pipe 8 between 6 mutual corresponding both sides boards of water tank, condenser pipe 8's both ends extend to the outside of water tank 6, condenser pipe 8's one end is connected with air inlet joint 5's top, air screen is installed to condenser pipe 8's the other end, with polylith refrigerator 7 is installed in the embedding on 8 mutual parallel two blocks of curb plates of 6 mutual correspondences of water tank of condenser pipe.
The contact part of the refrigerator 7 and the water tank 6 is coated with waterproof sealant, the refrigerator 7 consists of a semiconductor refrigeration piece and two radiating fins, the two radiating fins are mutually buckled together, and the semiconductor refrigeration piece is clamped between the two radiating fins, so that the refrigeration effect of the semiconductor refrigeration piece is convenient to ensure; a water adding head is arranged on a top plate of the water tank 6, so that water can be conveniently added into the water tank 6, and a cap is arranged on the water adding head in a threaded manner, so that the water adding head can be conveniently sealed; connectors 18 are respectively installed at two ends of the heating cylinder 14 in a penetrating manner, and the connectors 18 at the two ends of the heating cylinder 14 are respectively connected with the output end of the first fan 13 and the top end of the air inlet connector 15, so that the heating cylinder 14 can be conveniently connected; hollow holes are formed in one side plate of the instrument shell 4 and one side plate of the box body 9, so that heat dissipation inside the instrument shell 4 is facilitated, air filter screens are attached to the inner walls of the instrument shell 4 and the side plate of the box body 9, which are provided with the hollow holes, so that dust in the air can be reduced to enter the instrument shell 4, two threaded holes are formed in the outer wall of one side plate of the instrument shell 4, the two threaded holes form an included angle of 90 degrees with respect to the axis of the short shaft 2, and a wear-resistant anti-slip coating is sprayed on the outer wall of the side plate of the instrument shell 4 where the threaded holes are located; one end of the positioning bolt 11 is installed in one of the threaded holes in the outer wall of one side plate of the instrument shell 4 in a threaded manner, so that the instrument shell 4 can be fixed conveniently; a box door is hinged to one side surface of the box body 9, and a sealing strip is arranged at the contact position of the box door and the box body 9, so that the box body 9 can be conveniently sealed; the water tank 6 is a plastic water tank, and a polyurethane heat-insulating layer is coated on the outer wall of the water tank 6; the loss of the water temperature in the water tank 6 is reduced; the heating cylinder 14 is a stainless steel heating cylinder, and the inner wall of the instrument shell 4 is coated with an insulating coating, so that the insulating capability of the instrument shell 4 is improved conveniently.
When the U-shaped mounting piece is used, the electric elements are externally connected with a power supply and a control switch, when the U-shaped mounting piece is used, the instrument shell 4 of the U-shaped mounting piece is mounted on the U-shaped mounting piece 1 through the bearing 3, the magnetic seat 12 is mounted on the bottom plate of the U-shaped mounting piece 1, the U-shaped mounting piece 1 can be easily fixed on the top or side plate of the shell of various equipment through the magnetic seat 12, the U-shaped mounting piece is convenient to fix, the surface of the instrument shell 4 can be easily adjusted to be parallel to or vertical to the horizontal plane, and observation after the instrument is fixed is facilitated;
the device contains a demisting mechanism, when the device is used outdoors, because the electric elements in the instrument shell 4 work to generate heat, when the temperature difference between the inside and the outside of the instrument shell 4 is large, the outer wall of the panel of the instrument shell 4 is easy to fog, at the moment, a first fan 13 of the demisting mechanism and a heating core 19 in a heating cylinder 14 can work through a control switch, when the heating core 19 works, the gas passing through the heating cylinder 14 is heated, when the first fan 13 works, the gas passes through the heating cylinder 14 to be heated, then is blown into a cavity 16 of the instrument shell 4 through an air inlet connector 15, and finally is blown onto the panel of the instrument through a nozzle 10, because the blown air is hot air, the demisting on the panel of the instrument can be realized, the demisting mechanism continuously works, the aim of preventing the fogging can be achieved, and the observation of the instrument is convenient;
the device comprises a refrigeration mechanism, when the instrument is continuously used in summer, the heat dissipation capacity of the instrument is reduced due to higher external environment temperature, at the moment, a proper amount of water is added into the water tank 6, then the refrigerator 7 and the second fan 17 are operated by controlling the switch, and when the refrigerator 7 is operated, so that the temperature of the water in the water tank 6 is reduced, when the second fan 17 works, the external air is sucked from one end of the condensation pipe 8 and then blown into the instrument shell 4 from the output end of the second fan 17, since the condensation duct 8 is installed in the water tank 6, when air passes through the condensation duct 8, heat in the air is absorbed by the water having a relatively low temperature in the water tank 6, and then make the air that blows into in the meter case 4 be the gas of lower temperature, be favorable to improving the heat-sinking capability of device when using in summer, be convenient for guarantee the precision of instrument and the life of inside electrical components.
It is well within the skill of those in the art to implement and protect the present invention without undue experimentation and without undue experimentation that the present invention is directed to software and process improvements.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a waterproof fog instrument and meter which characterized in that: comprises a U-shaped mounting piece (1), short shafts (2), bearings (3), a magnetic seat (12), a demisting mechanism and a refrigerating mechanism, wherein the short shafts (2) are fixedly connected at the centers of the outer walls of two side plates corresponding to each other of an instrument shell (4), the two short shafts (2) are respectively rotatably arranged at the tops of the two side plates corresponding to each other of the U-shaped mounting piece (1) through the bearings (3), magnetic seats (12) are respectively fixedly arranged at the two ends of the bottom plate of the U-shaped mounting piece (1) in a penetrating way, a cavity (16) is transversely arranged at the edge of the top plate of the instrument shell (4), a plurality of nozzles (10) are uniformly and equidistantly arranged on the bottom surface of the top plate of the instrument shell (4), the input end of the nozzle (10) extends into the cavity (16), the top plate of the instrument shell (4) is respectively provided with a defogging mechanism and a refrigerating mechanism, a positioning bolt (11) penetrates through the threads on one side plate of the U-shaped mounting piece (1);
the demisting mechanism comprises a box body (9), a first fan (13), a heating cylinder (14), an air inlet connector (15) and a heating core (19), wherein the box body (9) is installed on the top surface of a top plate of the instrument shell (4), the top surface of a bottom plate of the box body (9) is sequentially provided with the first fan (13) and the air inlet connector (15), the bottom end of the air inlet connector (15) extends into a cavity (16) of the instrument shell (4), the output end of the first fan (13) is connected with the top end of the air inlet connector (15) through the heating cylinder (14), and the heating core (19) is installed in the heating cylinder (14);
the refrigerating mechanism comprises an air inlet joint (5), a water tank (6), a refrigerator (7), a condensing pipe (8) and a second fan (17), the air inlet joint (5) is arranged on the top plate of the instrument shell (4) in a penetrating way, the second fan (17) is arranged at the top part of the inner wall of a side plate of the instrument shell (4), the input end of the second fan (17) is connected with the bottom end of the air inlet joint (5), the water tank (6) is arranged on the top surface of the top plate of the instrument shell (4), the condensation pipe (8) is horizontally arranged between the two mutually corresponding side plates of the water tank (6), two ends of the condensation pipe (8) extend to the outside of the water tank (6), one end of the condensation pipe (8) is connected with the top end of the air inlet joint (5), and a plurality of refrigerators (7) are embedded in the two corresponding side plates of the water tank (6) parallel to the condensation pipe (8).
2. The water mist resistant instrument of claim 1, wherein: the refrigerator is characterized in that a waterproof sealant is coated at the contact part of the refrigerator (7) and the water tank (6), the refrigerator (7) is composed of a semiconductor refrigeration sheet and two radiating sheets, the two radiating sheets are mutually buckled together, and the semiconductor refrigeration sheet is clamped between the two radiating sheets.
3. The water mist resistant instrument of claim 1, wherein: a water adding head is arranged on a top plate of the water tank (6), and a cap is installed on the water adding head in a threaded mode.
4. The water mist resistant instrument of claim 1, wherein: the both ends department of cartridge heater (14) all runs through and installs connector (18), connector (18) of cartridge heater (14) both ends department are connected with the output of first fan (13) and the top of air inlet joint (15) respectively.
5. The water mist resistant instrument of claim 1, wherein: the utility model discloses an air filter, including box (9), instrument casing (4) and box (9), all opened the fretwork hole on the curb plate of instrument casing (4) and box (9), it has to open the inner wall in instrument casing (4) and box (9) curb plate in fretwork hole is all attached to install the air filter.
6. The water mist resistant instrument of claim 1, wherein: the outer wall of instrument casing (4) curb plate is opened has two screw holes, two the screw hole is 90 contained angles about the axle center of minor axis (2), just the outer wall spraying of screw hole place instrument casing (4) curb plate has wear-resisting anti-skidding coating.
7. The water mist resistant instrument of claim 1, wherein: one end of the positioning bolt (11) is installed in one of the threaded holes in the outer wall of one side plate of the instrument shell (4) in a threaded mode.
8. The water mist resistant instrument of claim 1, wherein: a side face of the box body (9) is hinged with a box door, and a sealing strip is arranged at the contact position of the box door and the box body (9).
9. The water mist resistant instrument of claim 1, wherein: the water tank (6) is a plastic water tank, and a polyurethane heat-insulating layer is coated on the outer wall of the water tank (6).
10. The water mist resistant instrument of claim 1, wherein: the heating cylinder (14) is a stainless steel heating cylinder, and the inner wall of the instrument shell (4) is sprayed with an insulating coating.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911024926.3A CN110729021B (en) | 2019-10-25 | 2019-10-25 | A kind of waterproof fog instrument |
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| CN201911024926.3A CN110729021B (en) | 2019-10-25 | 2019-10-25 | A kind of waterproof fog instrument |
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| CN110729021A CN110729021A (en) | 2020-01-24 |
| CN110729021B true CN110729021B (en) | 2021-10-19 |
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| CN111504355A (en) * | 2020-05-09 | 2020-08-07 | 安徽春辉仪表线缆集团有限公司 | Water mist prevention instrument |
| CN112272473A (en) * | 2020-10-28 | 2021-01-26 | 江西舜曙照明电器有限公司 | Aluminum alloy waterproof shell for LED power supply |
| CN117615532B (en) * | 2023-11-17 | 2024-06-04 | 无锡新三江塑业科技有限公司 | Instrument and meter shell with waterproof fog function |
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| CN203779429U (en) * | 2014-04-17 | 2014-08-20 | 南通中远重工有限公司 | U-type groove assembling magnetic base |
| CN207651097U (en) * | 2017-11-06 | 2018-07-24 | 淮安柯萨展示道具有限公司 | What a kind of outdoor had a defrosting function changes lamp box |
| CN109655088A (en) * | 2019-01-14 | 2019-04-19 | 谢结苟 | A kind of intelligence instrument |
| CN109673121A (en) * | 2019-01-18 | 2019-04-23 | 陈炜健 | A kind of communication counter with overcurrent protection |
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Effective date of registration: 20251031 Address after: 430051 Hubei Province, Wuhan City, Hanyang District, Qin Duankou Street, Huangjin Kou San Village, No. 270 Patentee after: WUHAN RADARKING ELECTRONICS Corp. Country or region after: China Address before: 221300 Jiangsu Province, Xuzhou Economic Development Zone, north side of Huancheng North Road, east side of Hongqi Road Patentee before: ZHONG CI DIAN KE Co.,Ltd. Country or region before: China |