CN113692162A - Instrument with double-layer linkage flip cover - Google Patents
Instrument with double-layer linkage flip cover Download PDFInfo
- Publication number
- CN113692162A CN113692162A CN202111000657.4A CN202111000657A CN113692162A CN 113692162 A CN113692162 A CN 113692162A CN 202111000657 A CN202111000657 A CN 202111000657A CN 113692162 A CN113692162 A CN 113692162A
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- China
- Prior art keywords
- flip
- flip cover
- wiring terminal
- rotating shaft
- shell
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- 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.)
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0067—Devices for protecting against damage from electrostatic discharge
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses an instrument with a double-layer linkage flip cover, which comprises an outer flip cover, an inner flip cover, a first shell, a second shell and a circuit board assembly, wherein the circuit board assembly is provided with an upper wiring terminal and a lower wiring terminal, the upper wiring terminal is accommodated in the first shell, the lower wiring terminal is accommodated in the second shell, the inner flip cover is rotatably connected in the first shell and used for protecting the upper wiring terminal, the outer flip cover is rotatably connected in the first shell and used for protecting the lower wiring terminal and strengthening the protection of the upper wiring terminal by matching with the inner flip cover, the outer flip cover covers the inner flip cover and is in transmission with the inner flip cover, the first shell and the second shell are installed in a matching way to form the whole shell, and the inner flip cover is driven to flip in the opposite direction when the outer flip cover is flipped. Because outer flip links with interior flip, only need open outer flip during the wiring can carry out the wiring to upper wiring terminal and lower floor's binding post, simplified the wiring step.
Description
Technical Field
The invention relates to an instrument, in particular to an instrument with a double-layer linkage flip cover.
Background
When the instrument is in the design function, can be usually to strong and weak electric function separation overall arrangement, if the lower floor is the forceful electric power terminal, the upper strata is the weak point terminal, and protect with the terminal cover respectively, new standard is more and more strict to electric safety, because the requirement to the size in the industry, when upper and lower layer form terminal distributes, every layer of terminal space is limited, lead to upper strata terminal too near from terminal cover edge, can't satisfy the electrostatic protection requirement, and two terminal covers of two-layer terminal, need open two terminal covers during the wiring respectively, and need have two lead sealing.
Disclosure of Invention
Aiming at the problems and the defects in the prior art, the invention provides a novel instrument with a double-layer linkage flip cover.
The invention solves the technical problems through the following technical scheme:
the invention provides an instrument with a double-layer linkage flip cover, which is characterized by comprising an outer flip cover, an inner flip cover, a first shell, a second shell and a circuit board assembly, wherein the circuit board assembly is provided with an upper wiring terminal and a lower wiring terminal, the upper wiring terminal is accommodated in the first shell, the lower wiring terminal is accommodated in the second shell, the inner flip cover is rotatably connected in the first shell and used for protecting the upper wiring terminal, the outer flip cover is rotatably connected in the first shell and used for protecting the lower wiring terminal and reinforcing the upper wiring terminal by matching with the inner flip cover, the outer flip cover covers the inner flip cover and is in transmission with the outer flip cover, the first shell and the second shell are matched and installed to form the whole shell, and the inner flip cover is driven to flip in the opposite direction when the outer flip cover is turned.
Preferably, the outer flip cover comprises an outer flip cover body, a first rotating shaft is fixed at the bottom of the inner side of the outer flip cover body, and a first gear structure is fixedly sleeved on one end of the first rotating shaft;
the inner flip cover comprises an inner flip body, a second rotating shaft is fixed at the bottom of the inner side of the inner flip body, a second gear structure is fixedly sleeved at one end of the second rotating shaft, and an arc-shaped baffle wall is fixed at the top of the inner flip body;
the first shell comprises a first shell body, a first rotating shaft hole and a second rotating shaft hole are formed in two ends of the upper portion of the first shell body, the first rotating shaft hole is located below the second rotating shaft hole, a gear accommodating groove is formed in one end of the upper portion of the first shell body, an upper wiring terminal accommodating cavity is formed in the upper portion of the first shell body and located between the second rotating holes, and an upper wiring terminal wiring hole and a lower wiring terminal fastening screw hole are formed in the top of the first shell body;
the second shell comprises a second shell body, and the top of the second shell body is provided with a lower wiring terminal accommodating cavity and a lower wiring terminal wiring hole;
the first rotating shaft is rotatably connected in first rotating shaft holes at two ends of a first shell body so that the outer flip cover is rotatably connected in the first shell body, the second rotating shaft is rotatably connected in second rotating shaft holes at two ends of the first shell body so that the inner flip cover is rotatably connected in the first shell body, the first gear structure and the second gear structure are accommodated in the gear accommodating groove, the first gear structure and the second gear structure are meshed, the circuit board assembly is installed in the second shell body so that the lower wiring terminal is accommodated in the lower wiring terminal accommodating cavity, the first shell body with the outer flip cover and the inner flip cover installed is assembled with the second shell body so that the upper wiring terminal is accommodated in the upper wiring terminal accommodating cavity, a fastening screw of the lower wiring terminal is fastened on a fastening screw hole of the lower wiring terminal, when the outer flip cover is turned, the first gear structure and the second gear structure carry out gear transmission, so that the inner flip cover is turned over towards the opposite direction.
Preferably, the two ends of the top of the outer flip body are provided with lead sealing holes, the inner sides of the two ends of the top of the first shell are respectively fixed with a lead sealing buckle corresponding to the lead sealing hole, and the lead sealing buckles are embedded in the corresponding lead sealing holes to seal the outer flip.
Preferably, one side of the inner flip body is provided with a slot for forming a side elastic arm.
Preferably, the first rotating shaft hole is semi-open, two ends of the upper portion of the second shell body are provided with limiting columns, and the limiting columns and the semi-open first rotating shaft hole of the first shell body are matched to form a closed rotating shaft hole.
Preferably, the inner lid is inserted into one side of the upper terminal when the inner lid is closed.
Preferably, when the outer flip cover and the inner flip cover are closed, the blocking wall of the inner flip cover and the outer flip cover cooperate to form a circuitous path to prevent external static electricity from reaching the upper layer wiring terminal.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
because the outer flip cover is linked with the inner flip cover, the upper wiring terminal and the lower wiring terminal can be wired only by opening the outer flip cover during wiring, and the wiring step is simplified; because the inner flip cover is arranged inside the outer flip cover, the inner flip cover can not be opened without opening the outer flip cover, and only the outer flip cover needs to be lead-sealed during lead sealing, so that the lead sealing frequency is reduced, and the material cost is reduced; the inner flip cover is provided with a blocking wall which is used for forming a circuitous path by matching with the outer flip cover to prevent external static from reaching an upper wiring terminal, the safety of the instrument is improved, the requirement of new standards on electrical safety is higher and higher, and the instrument with the double-layer linkage flip cover has the advantage in the market.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a meter having a double-decker linkage flip cover according to the present invention;
fig. 2 is a schematic diagram of an outer flip structure;
FIG. 3 is a schematic view of the structure of the inner flip cover;
FIG. 4 is a schematic view of a first housing structure;
FIG. 5 is a schematic view of a second housing structure;
FIG. 6 is a schematic diagram of a circuit board assembly;
FIGS. 7(a) - (e) are schematic views of the assembly process of the present invention;
fig. 8 is a schematic view of a closed rotating shaft hole formed by the second housing limiting column and the upper half-open type outer flip rotating shaft hole of the first housing;
FIG. 9 is a front elevational view of the present invention after installation;
FIG. 10 is a partial view of the sectional view A-A in FIG. 9 and a schematic view of the outer flip and the inner flip linked by a gear;
FIG. 11 is a partial view of the section view B-B in FIG. 9 and a schematic diagram of the movement path from the closed position to the open position and from the open position to the closed position of the outer flip and the inner flip;
FIG. 12 is a schematic view of the inner flip cover and the outer flip cover cooperating to form a circuitous path for preventing external static electricity from reaching the upper layer connection terminal;
FIG. 13 is a schematic view of the external electrostatic charge reaching the upper wiring terminals after the inner flip cover is removed;
fig. 14 is a schematic view of the wiring and lead sealing of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1, the instrument with a double-layer linkage flip cover comprises an outer flip cover 1, an inner flip cover 2, a first shell 3, a second shell 4 and a circuit board assembly 5.
As shown in fig. 2, the outer flip 1 includes the outer flip body, the inboard bottom of outer flip body is fixed with first pivot 1a, first pivot hole 1a is the semi-open formula for outer flip 1 need not deformation and can directly pack into, the pot head of first pivot 1a is established and is fixed with first gear structure 1b, the lead sealing hole 1c has been seted up at the top both ends of outer flip body.
As shown in fig. 3, the inner flip 2 includes an inner flip body, a second rotating shaft 2a is fixed at the bottom of the inner side of the inner flip body, a second gear structure 2b is fixedly sleeved on one end of the second rotating shaft 2a, an arc-shaped blocking wall 2c is fixed at the top of the inner flip body, and a slot 2d is formed in one side of the inner flip body to form an elastic arm on one side.
As shown in fig. 4, the first housing 3 includes a first housing body, a first rotating shaft hole 3a and a second rotating shaft hole 3b are provided at both ends of the upper portion of the first housing body, the first rotating shaft hole 3a is located below the second rotating shaft hole 3b, a gear accommodating groove 3d is provided at one end of the upper portion of the first housing body, an upper wiring terminal accommodating cavity 3e is provided between the upper portion of the first housing body and the second rotating shaft hole 3b, an upper wiring terminal wiring hole 3f and a lower wiring terminal fastening screw hole 3g are provided at the top of the first housing body, lead sealing buckles 3c corresponding to the lead sealing holes 1c are fixed on the inner sides of both ends of the top of the first housing, and the lead sealing buckles 3c are embedded in the corresponding lead sealing holes 1c to lead-seal the external flip cover 1.
As shown in fig. 5, the second housing 4 includes a second housing body, two ends of the upper portion of the second housing body are provided with a limiting post 4a, the limiting post 4a and the first pivot hole 1a of the first half opening of the first housing are matched to form a closed pivot hole, and the top of the second housing body is provided with a lower wiring terminal accommodating cavity 4b and a lower wiring terminal wiring hole 4 c.
As shown in fig. 6, the wiring board assembly 5 has upper terminals 5a and lower terminals 5 b.
Upper binding post 5a holds in first casing 3, lower floor's binding post 5b holds in second casing 4, 2 swivelling joint of interior flip in first casing 3 for upper binding post 5a protects, 1 swivelling joint of outer flip is in first casing 3, and flip 2 strengthens upper binding post 5a in being used for lower floor's binding post 5b to protect and the cooperation, flip 2 and outer flip 1 and the transmission of interior flip 2 mutually in outer flip 1 covers, first casing 3 and second casing 4 match the installation and constitute whole casing, flip 2 overturns toward opposite direction in the transmission when outer flip 1 overturns.
Referring to fig. 7(a) - (e) for a schematic illustration of an assembly process of the present invention, the second rotating shaft 2a of the inner flip 2 is first installed into the second rotating shaft hole 3b of the first housing 3 in the direction shown in fig. 7(a) to rotate the inner flip 2 relative to the first housing 3, then the first rotating shaft 1a of the outer flip 1 is installed into the first rotating shaft hole 3a of the first housing 3 and covers the inner flip 2 in the direction shown in fig. 7(b), the first rotating shaft hole 3a is semi-open, the outer flip 1 can be directly installed without deformation to rotate the outer flip 1 relative to the first housing 3, at this time, the first gear structure 1b and the second gear structure 2b are accommodated in the gear accommodating groove 3d, and the first gear structure 1b and the second gear structure 2b are engaged, then the wiring terminal block assembly 5 is installed into the second housing 4 in the direction shown in fig. 7(c) to allow the lower layer 5b to be accommodated in the wiring terminal block of the lower layer accommodating cavity 4b, finally, the first housing 3 and the second housing 4 with the outer lid 1 and the inner lid 2 assembled are assembled as shown in fig. 7(d) so that the upper terminal 5a is accommodated in the upper terminal accommodating chamber 3e, the fastening screw of the lower terminal 5b is fastened to the fastening screw hole 3g of the lower terminal, and the assembly is completed, and the final state is as shown in fig. 7 (e).
As shown in fig. 8, the limiting column 4a of the second housing 4 and the first rotating shaft hole 3a of the upper half-open type outer flip of the first housing 3 form a closed type rotating shaft hole after the assembly.
Fig. 9 is a front view of the present invention after installation.
As shown in fig. 10, the first gear structure 1b of the outer flip 1 is engaged with the second gear structure 2b of the inner flip 2, when the outer flip 1 rotates in the left direction, the inner flip 2 is driven by the gear structure to rotate in the opposite direction, and finally the opened state is as shown in the right view.
Fig. 11 is a schematic diagram showing the movement traces of the outer flip cover 1 and the inner flip cover 2 from closing to opening and from opening to closing, and the left diagram shows that the blocking wall 2c is embedded into one side of the upper layer connection terminal when the inner flip cover 2 is closed.
As shown in fig. 12, when the outer folder 1 and the inner folder 2 are closed, the blocking wall 2c of the inner folder 2 cooperates with the outer folder 1 to form a circuitous path a to prevent external static electricity from reaching the upper layer connection terminal 5 a.
As shown in fig. 13, if there is no inner flip 2, the path of the static electricity reaching the upper layer connection terminal 5a is changed to b, and the actual measurement shows that the path length of b is 1/2 of the path a in fig. 12, and the static electricity protection requirement cannot be met.
As shown in fig. 14, only the outer flip cover 1 needs to be opened during wiring, the inner flip cover 2 is driven by the gear structure and is opened simultaneously, after the wiring is completed, only the outer flip cover 1 needs to be closed, the inner flip cover 2 is driven by the gear structure and is closed simultaneously, and the inner flip cover 2 cannot be opened by opening the outer flip cover 1 because the inner flip cover 2 is inside the outer flip cover 1, so that only the lead sealing 101 needs to be performed on the outer flip cover 1 according to the diagram, and the lead sealing operation of the multiple upper wiring terminals and the lower wiring terminals can be completed.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (7)
1. The utility model provides an instrument with double-deck linkage flip, its characterized in that, it includes outer flip, interior flip, first casing, second casing and circuit board subassembly, circuit board subassembly has upper binding post and lower floor's binding post, upper binding post holds in first casing, lower floor's binding post holds in the second casing, interior flip swivelling joint is in first casing for upper binding post protects, outer flip swivelling joint is in first casing, and is used for lower floor's binding post to protect and strengthens the protection to upper binding post with cooperation in the flip, flip and outer flip and interior flip looks transmission in the outer flip covers, first casing and second casing match the installation and constitute whole casing, flip overturns toward opposite direction in the transmission during the upset of outer flip.
2. The instrument with the double-layer linkage flip cover according to claim 1, wherein the outer flip cover comprises an outer flip cover body, a first rotating shaft is fixed at the bottom of the inner side of the outer flip cover body, and a first gear structure is sleeved and fixed at one end of the first rotating shaft;
the inner flip cover comprises an inner flip body, a second rotating shaft is fixed at the bottom of the inner side of the inner flip body, a second gear structure is fixedly sleeved at one end of the second rotating shaft, and an arc-shaped baffle wall is fixed at the top of the inner flip body;
the first shell comprises a first shell body, a first rotating shaft hole and a second rotating shaft hole are formed in two ends of the upper portion of the first shell body, the first rotating shaft hole is located below the second rotating shaft hole, a gear accommodating groove is formed in one end of the upper portion of the first shell body, an upper wiring terminal accommodating cavity is formed in the upper portion of the first shell body and located between the second rotating holes, and an upper wiring terminal wiring hole and a lower wiring terminal fastening screw hole are formed in the top of the first shell body;
the second shell comprises a second shell body, and the top of the second shell body is provided with a lower wiring terminal accommodating cavity and a lower wiring terminal wiring hole;
the first rotating shaft is rotatably connected in first rotating shaft holes at two ends of a first shell body so that the outer flip cover is rotatably connected in the first shell body, the second rotating shaft is rotatably connected in second rotating shaft holes at two ends of the first shell body so that the inner flip cover is rotatably connected in the first shell body, the first gear structure and the second gear structure are accommodated in the gear accommodating groove, the first gear structure and the second gear structure are meshed, the circuit board assembly is installed in the second shell body so that the lower wiring terminal is accommodated in the lower wiring terminal accommodating cavity, the first shell body with the outer flip cover and the inner flip cover installed is assembled with the second shell body so that the upper wiring terminal is accommodated in the upper wiring terminal accommodating cavity, a fastening screw of the lower wiring terminal is fastened on a fastening screw hole of the lower wiring terminal, when the outer flip cover is turned, the first gear structure and the second gear structure carry out gear transmission, so that the inner flip cover is turned over towards the opposite direction.
3. The meter with the double-layer linkage flip cover according to claim 2, wherein the outer flip cover body has lead sealing holes at two ends of the top, and lead sealing buttons corresponding to the lead sealing holes are fixed at the inner sides of the two ends of the top of the first housing, and the lead sealing buttons are embedded in the corresponding lead sealing holes to lead seal the outer flip cover.
4. The meter with a two-layer linked flip as claimed in claim 2, wherein one side of the inner flip body is provided with a slot for forming a one-side elastic arm.
5. The instrument with the double-layer linkage flip cover according to claim 2, wherein the first hinge hole is semi-open, two ends of the upper portion of the second housing body are provided with a limiting post, and the limiting post and the first hinge hole of the semi-open type of the first housing body are matched to form a closed hinge hole.
6. The meter of claim 1, wherein the inner flap is recessed from one side of the upper wiring terminals when the inner flap is closed.
7. The meter of claim 1, wherein when the outer and inner covers are closed, the blocking wall of the inner cover cooperates with the outer cover to form a circuitous path to prevent external static electricity from reaching the upper layer connection terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111000657.4A CN113692162B (en) | 2021-08-30 | 2021-08-30 | Instrument with double-layer linkage flip cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111000657.4A CN113692162B (en) | 2021-08-30 | 2021-08-30 | Instrument with double-layer linkage flip cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113692162A true CN113692162A (en) | 2021-11-23 |
| CN113692162B CN113692162B (en) | 2022-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111000657.4A Active CN113692162B (en) | 2021-08-30 | 2021-08-30 | Instrument with double-layer linkage flip cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113692162B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2505517Y (en) * | 2001-08-01 | 2002-08-14 | 李忠良 | Sand drain with turning cover |
| CN1695983A (en) * | 2004-05-11 | 2005-11-16 | 株式会社利富高 | Cover opening and closing device |
| CN201269889Y (en) * | 2008-10-08 | 2009-07-08 | 江苏林洋电子有限公司 | Assembling type indicating and recording electric measuring meter |
| CN202886433U (en) * | 2012-11-19 | 2013-04-17 | 江苏斯菲尔电气股份有限公司 | Electric energy measuring meter shell |
| CN106805727A (en) * | 2015-12-02 | 2017-06-09 | 浙江绍兴苏泊尔生活电器有限公司 | Feeding cylinder and have its cooking machine |
| CN107780755A (en) * | 2016-08-24 | 2018-03-09 | 上海太比雅电力设备有限公司 | Hoisting port masking device |
| CN207744057U (en) * | 2018-01-23 | 2018-08-17 | 浙江浚泽光电科技有限公司 | The flip structure of ultra short focal projector |
| CN208848703U (en) * | 2018-11-23 | 2019-05-10 | 浙江炬科电气有限公司 | A kind of clamshell mutual inductor |
| CN209846835U (en) * | 2019-04-09 | 2019-12-27 | 佛山市骏浩程日用制品有限公司 | Anti-theft throwing box |
| CN111493614A (en) * | 2020-05-14 | 2020-08-07 | 上海昆杰五金工具有限公司 | Linkage mechanism for opening and closing suction nozzle |
-
2021
- 2021-08-30 CN CN202111000657.4A patent/CN113692162B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2505517Y (en) * | 2001-08-01 | 2002-08-14 | 李忠良 | Sand drain with turning cover |
| CN1695983A (en) * | 2004-05-11 | 2005-11-16 | 株式会社利富高 | Cover opening and closing device |
| CN201269889Y (en) * | 2008-10-08 | 2009-07-08 | 江苏林洋电子有限公司 | Assembling type indicating and recording electric measuring meter |
| CN202886433U (en) * | 2012-11-19 | 2013-04-17 | 江苏斯菲尔电气股份有限公司 | Electric energy measuring meter shell |
| CN106805727A (en) * | 2015-12-02 | 2017-06-09 | 浙江绍兴苏泊尔生活电器有限公司 | Feeding cylinder and have its cooking machine |
| CN107780755A (en) * | 2016-08-24 | 2018-03-09 | 上海太比雅电力设备有限公司 | Hoisting port masking device |
| CN207744057U (en) * | 2018-01-23 | 2018-08-17 | 浙江浚泽光电科技有限公司 | The flip structure of ultra short focal projector |
| CN208848703U (en) * | 2018-11-23 | 2019-05-10 | 浙江炬科电气有限公司 | A kind of clamshell mutual inductor |
| CN209846835U (en) * | 2019-04-09 | 2019-12-27 | 佛山市骏浩程日用制品有限公司 | Anti-theft throwing box |
| CN111493614A (en) * | 2020-05-14 | 2020-08-07 | 上海昆杰五金工具有限公司 | Linkage mechanism for opening and closing suction nozzle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113692162B (en) | 2022-09-09 |
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