CN110034444B - Power-off protection device of open-wire wall socket - Google Patents
Power-off protection device of open-wire wall socket Download PDFInfo
- Publication number
- CN110034444B CN110034444B CN201910322684.XA CN201910322684A CN110034444B CN 110034444 B CN110034444 B CN 110034444B CN 201910322684 A CN201910322684 A CN 201910322684A CN 110034444 B CN110034444 B CN 110034444B
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- 230000007246 mechanism Effects 0.000 claims abstract description 220
- 239000000463 material Substances 0.000 claims abstract description 41
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 36
- 239000010959 steel Substances 0.000 claims description 36
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 239000000779 smoke Substances 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 13
- 239000000243 solution Substances 0.000 description 4
- 238000005457 optimization Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
- H01R13/508—Bases; Cases composed of different pieces assembled by a separate clip or spring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/60—Means for supporting coupling part when not engaged
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6683—Structural association with built-in electrical component with built-in electronic circuit with built-in sensor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/701—Structural association with built-in electrical component with built-in switch the switch being actuated by an accessory, e.g. cover, locking member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
Abstract
The invention relates to a socket protection device, in particular to a power-off protection device of an open-wire wall socket, which comprises a clamping mechanism, a shell mechanism, a fire extinguishing material spraying mechanism, an automatic power-off mechanism and a telescopic socket mechanism, wherein the device can realize the extension and retraction of an external plug, can prevent the external plug from being crushed, can perform power-off protection, can automatically spray fire extinguishing materials, can be quickly installed, is positioned at the upper side and the lower side of the shell mechanism, is provided inside the shell mechanism, is connected with the shell mechanism, and is connected with the automatic power-off mechanism.
Description
Technical Field
The invention relates to a socket protection device, in particular to a power-off protection device of an open-wire wall socket.
Background
In the use of the socket, safety is the most important, if the socket is overheated, a fire disaster is easily caused, and the consequence is unreasonable, the protection solution of the socket at present is wrapped by flame retardant materials, and the power-off protection function cannot be provided, for example, chinese patent, patent No. CN206712191U, chinese patent, patent No. CN207800977U, chinese patent, patent No. CN207378357U, so the power-off protection device of the open wire wall socket is designed.
Disclosure of Invention
The invention mainly solves the technical problem of providing the power-off protection device for the open-wire wall socket, the device can realize the extension and retraction of an external plug, can prevent the external plug from being crushed, can perform power-off protection, can automatically spray fire extinguishing materials, and can be quickly installed.
In order to solve the technical problem, the invention relates to a socket protection device, in particular to a power-off protection device of an open-wire wall socket.
The clamping mechanism comprises a clamping rod mechanism, a clamping shell, a connecting rod, a steel wire rope connecting buckle, a steel wire rope, a steering wheel, a steel wire rope opening, a pull seat and a matching hole, the clamping rod mechanism is arranged inside the clamping shell, the clamping rod mechanism is matched with the matching hole, the matching hole is formed in the clamping shell, the connecting rod is hinged to the clamping rod mechanism, the steel wire rope connecting buckle is connected with the connecting rod, the steel wire rope connecting buckle is connected with the steel wire rope, the steel wire rope is matched with the steering wheel, the steering wheel is hinged to the clamping shell, the steel wire rope is connected with the pull seat, and the steel wire rope opening is formed in the clamping shell;
the clamping rod mechanism comprises a clamping rod body, a clamping rod seat, a hinge hole, a sliding groove and a clamping rod spring, the clamping rod body is matched with the sliding groove, the sliding groove is formed in the clamping rod seat, the hinge hole is tapped on the clamping rod body, and the clamping rod spring is connected with the clamping rod body;
the shell mechanism comprises a shell body, a wire inlet, an adjusting hole and a telescopic hole, wherein the wire inlet is formed in the left side plate of the shell body, the adjusting hole is formed in the shell body, and the telescopic hole is formed in the shell body;
the fire extinguishing material injection mechanism comprises a fire extinguishing motor mechanism, a movable seat mechanism, a material cavity mechanism and a one-way valve mechanism, wherein the fire extinguishing motor mechanism is positioned below the movable seat mechanism, the fire extinguishing motor mechanism is connected with the material cavity mechanism, the movable seat mechanism is matched with the material cavity mechanism, and the one-way valve mechanism is connected with the material cavity mechanism;
the fire extinguishing motor mechanism comprises a motor support, a fire extinguishing motor body and a cam, wherein the fire extinguishing motor body is connected with the motor support, and the cam is connected with the fire extinguishing motor body in an expansion sleeve manner;
the movable seat mechanism comprises a passive seat, a connecting disc, a sliding rod, a middle seat, a push rod, a sliding rod wheel and a compression seat, wherein the passive seat is connected with the connecting disc;
the material cavity mechanism comprises a push rod groove, a base body, an arc groove A, a spring A, a smoke sensor, a T-shaped cavity and a compression spring, wherein the push rod groove is formed in the base body;
the check valve mechanism comprises a check valve welding ring and a check valve body, and the check valve welding ring is connected with the check valve body;
the automatic power-off mechanism comprises a power-off driving motor, a power-off cam, an intermediate connecting mechanism, a movable plug mechanism and a fixed plug mechanism, wherein the power-off driving motor and the power-off cam are connected in an expansion sleeve mode, the power-off cam is matched with the intermediate connecting mechanism, the intermediate connecting mechanism is connected with the movable plug mechanism, the fixed plug mechanism is connected with the intermediate connecting mechanism, and the fixed plug mechanism is connected with the movable plug mechanism;
the middle connecting mechanism comprises a connecting seat A, a linkage cavity, a linkage spring, a linkage sliding block, a hinge hole B, a linkage rod, a linkage wheel seat, a linkage wheel and a connecting seat A support, the linkage cavity is formed in the connecting seat A, the linkage spring is arranged in the linkage cavity, the linkage sliding block is matched with the linkage cavity, the hinge hole B is formed in the linkage sliding block, the linkage rod is connected with the linkage wheel seat, the linkage wheel is hinged with the linkage wheel seat, and the connecting seat A support is connected with the connecting seat A;
the movable plug mechanism comprises a plug rod, a movable plug body, a plug sliding groove and a plug sliding block, the plug rod is hinged with the movable plug body, the plug sliding groove is matched with the plug sliding block, and the plug sliding block is connected with the movable plug body;
the fixed plug mechanism comprises a fixed seat, a fixed plug support, a fixed plug, a connecting seat B and a wiring hose, wherein the fixed plug support is arranged between the fixed seat and the connecting seat B, the fixed plug is connected with the connecting seat B, and the wiring hose is connected with the connecting seat B;
the telescopic socket mechanism comprises a telescopic driving mechanism, a movable supporting mechanism and an external plug, wherein the telescopic driving mechanism is connected with the movable supporting mechanism, and the movable supporting mechanism is connected with the external plug;
the telescopic driving mechanism comprises a bearing seat, a driving screw, a telescopic shell and a screwing head, the bearing seat is connected with the driving screw in a bearing connection mode, the bearing seat is connected with the telescopic shell, and the driving screw is connected with the screwing head in a welding mode;
the movable support mechanism comprises an inner spiral, a movable base body support, a spring seat A, an intermediate spring, a limiting rod B, a spring seat B support and a limiting rod groove A, wherein the inner spiral is tapped on the movable base body, the movable base body is connected with the movable base body support, the spring seat A is connected with the movable base body support, the intermediate spring is welded with the spring seat A, the intermediate spring is welded with the spring seat B, the limiting rod B is welded with the spring seat A, the limiting rod B is matched with the limiting rod groove A, the limiting rod groove A is formed in the spring seat B, and the spring seat B is connected with the spring seat B support;
the external plug comprises an external plug seat and a jack, and the jack is opened on the external plug seat;
the clamping mechanism is located on the upper side and the lower side of the shell mechanism, the fire extinguishing material spraying mechanism is arranged inside the shell mechanism, the automatic power-off mechanism is arranged inside the shell mechanism, the telescopic socket mechanism is connected with the shell mechanism, and the telescopic socket mechanism is connected with the automatic power-off mechanism.
As a further optimization of the technical solution, the number of the clamping mechanisms of the power-off protection device of the open-wire wall outlet is two.
As a further optimization of the technical solution, the casing body of the power-off protection device for the open wire wall outlet of the present invention is made of plastic.
As a further optimization of the technical solution, the material of the driving screw of the power-off protection device of the open wire wall outlet is 40 Cr.
The power-off protection device of the open-wire wall socket has the beneficial effects that:
according to the power-off protection device for the open-wire wall socket, the external plug can be stretched and retracted, the external plug can be prevented from being crushed, the device can be subjected to power-off protection, fire materials can be automatically sprayed out, and the device can be quickly installed.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a power-off protection device of an open-wire wall outlet according to the present invention.
Fig. 2 is a schematic structural diagram of a locking mechanism 1 of the power-off protection device of the open-wire wall outlet according to the present invention.
Fig. 3 is a schematic structural diagram of a blocking lever mechanism 1-1 of the power-off protection device of the open-wire wall outlet according to the present invention.
Fig. 4 is a schematic structural diagram of the housing mechanism 2 of the power-off protection device for the open-wire wall outlet according to the present invention.
Fig. 5 is a schematic structural view of a fire extinguishing material spraying mechanism 3 of the power failure protection device of the open-wire wall outlet according to the present invention.
Fig. 6 is a schematic structural view of a fire extinguishing motor mechanism 3-1 of the power failure protection device of the open-wire wall outlet.
Fig. 7 is a schematic structural diagram of a movable seat mechanism 3-2 of the power-off protection device of the open-wire wall outlet according to the present invention.
Fig. 8 is a schematic structural diagram of a material chamber mechanism 3-3 of the power-off protection device of the open-wire wall outlet according to the present invention.
Fig. 9 is a schematic structural view of a check valve mechanism 3-4 of the power failure protection device of the open-wire wall outlet according to the present invention.
Fig. 10 is a schematic structural diagram of an automatic power-off mechanism 4 of the power-off protection device of the open-wire wall outlet according to the present invention.
Fig. 11 is a schematic structural diagram of an intermediate connection mechanism 4-3 of the power failure protection device of the open-wire wall outlet according to the present invention.
Fig. 12 is a schematic structural diagram of a mobile plug mechanism 4-4 of the power failure protection device of the open-wire wall outlet according to the present invention.
Fig. 13 is a schematic structural view of a fixed plug mechanism 4-5 of the power failure protection device of the open-wire wall outlet according to the present invention.
Fig. 14 is a schematic structural diagram of the retractable socket mechanism 5 of the power-off protection device of the open-wire wall outlet according to the present invention.
Fig. 15 is a schematic structural diagram of the telescopic driving mechanism 5-1 of the power failure protection device of the open-wire wall outlet according to the present invention.
Fig. 16 is a schematic structural diagram of a movable supporting mechanism 5-2 of the power failure protection device of the open-wire wall outlet according to the present invention.
Fig. 17 is a schematic structural diagram of an external plug 5-3 of the power failure protection device of the open-wire wall outlet according to the present invention.
In the figure: a clamping mechanism 1; a position clamping rod mechanism 1-1; a position clamping rod body 1-1-1; a clamping rod seat 1-1-2; hinge holes 1-1-3; 1-1-4 of a sliding groove; a position clamping rod spring 1-1-5; a clamping shell 1-2; a connecting rod 1-3; 1-4 steel wire rope connecting buckles; 1-5 of a steel wire rope; 1-6 of a steering wheel; opening 1-7 of the steel wire rope; 1-8 of a pull seat; 1-9 of a matching hole; a housing mechanism 2; a case body 2-1; a wire inlet 2-2; 2-3 of an adjusting hole; 2-4 of a telescopic hole; a fire extinguishing material spraying mechanism 3; a fire extinguishing motor mechanism 3-1; the motor support is 3-1-1; 3-1-2 parts of a fire extinguishing motor body; 3-1-3 of the cam; a movable seat mechanism 3-2; a passive seat 3-2-1; a connecting disc 3-2-2; a slide bar 3-2-3; 3-2-4 of a middle seat; 3-2-5 of a push rod; 3-2-6 of a sliding rod wheel; 3-2-7 of a compression seat; a material cavity mechanism 3-3; a push rod groove 3-3-1; 3-3-2 of a seat body; the arc-shaped groove A3-3-3; spring A3-3-4; 3-3-5 of a smoke sensor; 3-3-6 parts of a T-shaped cavity; 3-3-7 of a compression spring; 3-4 of a one-way valve mechanism; 3-4-1 of a one-way valve welding ring; 3-4-2 of a one-way valve body; an automatic power-off mechanism 4; powering off the driving motor 4-1; a power-off cam 4-2; 4-3 of an intermediate connecting mechanism; connecting seat A4-3-1; 4-3-2 of a linkage cavity; 4-3-3 of a linkage spring; 4-3-4 of a linkage sliding block; hinge hole B4-3-5; 4-3-6 of a linkage rod; 4-3-7 of a linkage wheel seat; 4-3-8 parts of a linkage wheel; the connecting seat A supports 4-3-9; a mobile plug mechanism 4-4; 4-4-1 of a plug rod; 4-4-2 of the movable plug body; 4-4-3 of a plug chute; 4-4-4 parts of a plug sliding block; a fixed plug mechanism 4-5; a fixed seat 4-5-1; a fixed plug support 4-5-2; 4-5-3 of a fixed plug; connecting seat B4-5-4; 4-5-5 of a routing hose; a telescopic socket mechanism 5; a telescopic driving mechanism 5-1; a bearing seat 5-1-1; driving the screw 5-1-2; 5-1-3 of a telescopic shell; screwing the head 5-1-4; a mobile support mechanism 5-2; 5-2-1 of an inner spiral; moving the seat body 5-2-2; the movable seat body supports 5-2-3; spring seat A5-2-4; 5-2-5 of a middle spring; a limiting rod B5-2-6; spring seat B5-2-7; the spring seat B supports 5-2-8; a limit rod groove A5-2-9; an external plug 5-3; an external plug receptacle 5-3-1; and (5-3-2) jacks.
Detailed Description
The first embodiment is as follows:
the present embodiment is described below with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12, fig. 13, fig. 14, fig. 15, fig. 16, and fig. 17, and the present invention relates to a socket protection device, and more specifically to a power-off protection device for an open-wire wall outlet, which includes a locking mechanism 1, a housing mechanism 2, a fire extinguishing material spraying mechanism 3, an automatic power-off mechanism 4, and a telescopic socket mechanism 5.
The clamping mechanism 1 comprises a clamping rod mechanism 1-1, a clamping shell 1-2, a connecting rod 1-3, a steel wire rope connecting buckle 1-4, a steel wire rope 1-5, a steering wheel 1-6, a steel wire rope opening 1-7, a pull seat 1-8 and a matching hole 1-9, the clamping rod mechanism 1-1 is arranged inside the clamping shell 1-2, the clamping rod mechanism 1-1 is matched with the matching hole 1-9, the matching hole 1-9 is arranged on the clamping shell 1-2, the connecting rod 1-3 is hinged with the clamping rod mechanism 1-1, the steel wire rope connecting buckle 1-4 is connected with the connecting rod 1-3, the steel wire rope connecting buckle 1-4 is connected with the steel wire rope 1-5, the steel wire rope 1-5 is matched with the steering wheel 1-6, the steering wheel 1-6 is hinged with the clamping shell 1-2, the steel wire rope 1-5 is connected with the pull seat 1-8, and the steel wire rope opening 1-7 is arranged on the clamping shell 1-2;
the clamping rod mechanism 1-1 comprises a clamping rod body 1-1-1, a clamping rod seat 1-1-2, a hinge hole 1-1-3, a sliding groove 1-1-4 and a clamping rod spring 1-1-5, wherein the clamping rod body 1-1-1 is matched with the sliding groove 1-1-4, the sliding groove 1-1-4 is arranged on the clamping rod seat 1-1-2, the hinge hole 1-1-3 is tapped on the clamping rod body 1-1-1, the clamping rod spring 1-1-5 is connected with the clamping rod body 1-1-1, when a safety device is needed, the pull seat 1-8 can be pulled, the pull seat 1-8 can pull the steel wire rope connecting buckle 1-4 through the steel wire rope 1-5, the steel wire rope connecting buckle 1-4 moves to drive the connecting rod 1-3 to swing, the connecting rod 1-3 swings to drive the clamping rod body 1-1-1 to be completely retracted into the sliding groove 1-1-4, then the device is placed outside a designated position, the pull seat 1-8 is loosened, and under the resilience action of the clamping rod spring 1-1-5, the clamping rod body 1-1-1 is rapidly ejected and clamped in a clamping groove at a required safety position to complete installation;
the machine shell mechanism 2 comprises a machine shell body 2-1, a wire inlet 2-2, an adjusting hole 2-3 and a telescopic hole 2-4, wherein the wire inlet 2-2 is formed in the left side plate of the machine shell body 2-1, the adjusting hole 2-3 is formed in the machine shell body 2-1, and the telescopic hole 2-4 is formed in the machine shell body 2-1;
the fire extinguishing material injection mechanism 3 comprises a fire extinguishing motor mechanism 3-1, a movable seat mechanism 3-2, a material cavity mechanism 3-3 and a one-way valve mechanism 3-4, wherein the fire extinguishing motor mechanism 3-1 is positioned below the movable seat mechanism 3-2, the fire extinguishing motor mechanism 3-1 is connected with the material cavity mechanism 3-3, the movable seat mechanism 3-2 is matched with the material cavity mechanism 3-3, and the one-way valve mechanism 3-4 is connected with the material cavity mechanism 3-3;
the fire extinguishing motor mechanism 3-1 comprises a motor support 3-1-1, a fire extinguishing motor body 3-1-2 and a cam 3-1-3, wherein the fire extinguishing motor body 3-1-2 is connected with the motor support 3-1-1, and the cam 3-1-3 is connected with the fire extinguishing motor body 3-1-2 in an expansion sleeve manner;
the movable seat mechanism 3-2 comprises a passive seat 3-2-1, a connecting disc 3-2-2, a sliding rod 3-2-3, a middle seat 3-2-4, a push rod 3-2-5, a sliding rod wheel 3-2-6 and a compression seat 3-2-7, the passive seat 3-2-1 is connected with the connecting disc 3-2-2, the sliding rod 3-2-3 is hinged with the connecting disc 3-2-2, the middle seat 3-2-4 is welded between the passive seat 3-2-1 and the push rod 3-2-5, the sliding rod wheel 3-2-6 is hinged with the sliding rod 3-2-3, and the compression seat 3-2-7 is connected with the push rod 3-2-5;
the material cavity mechanism 3-3 comprises a push rod groove 3-3-1, a seat body 3-3-2, an arc-shaped groove A3-3-3, a spring A3-3-4, a smoke sensor 3-3-5, a T-shaped cavity 3-3-6 and a compression spring 3-3-7, wherein the push rod groove 3-3-1 is arranged on the seat body 3-3-2, the arc-shaped groove A3-3-3 is arranged on the seat body 3-3-2, the spring A3-3-4 is arranged inside the arc-shaped groove A3-3-3, the smoke sensor 3-3-5 is connected with the seat body 3-3-2, the T-shaped cavity 3-3-6 is arranged on the seat body 3-3-2, the T-shaped cavity 3-3-6 is communicated with the push rod groove 3-3-1, the compression spring 3-3-7 is arranged inside the T-shaped cavity 3-3-6, when the smoke sensor 3-3-5 senses smoke, the fire extinguishing motor body 3-1-2 operates to drive the cam 3-1-3 to rotate, the cam 3-1-3 rotates to drive the driven seat 3-2-1 to move, the driven seat 3-2-1 moves to drive the compression seat 3-2-7 to move through the push rod 3-2-5, the compression seat 3-2-7 moves to pressurize the fire extinguishing material in the T-shaped cavity 3-3-6, the fire extinguishing material can flush the one-way valve body 3-4-2, and the electric wire generating smoke is subjected to fire extinguishing treatment;
the one-way valve mechanism 3-4 comprises a one-way valve welding ring 3-4-1 and a one-way valve body 3-4-2, and the one-way valve welding ring 3-4-1 is connected with the one-way valve body 3-4-2;
the automatic power-off mechanism 4 comprises a power-off driving motor 4-1, a power-off cam 4-2, an intermediate connecting mechanism 4-3, a movable plug mechanism 4-4 and a fixed plug mechanism 4-5, the power-off driving motor 4-1 is connected with the power-off cam 4-2 in an expansion sleeve mode, the power-off cam 4-2 is matched with the intermediate connecting mechanism 4-3, the intermediate connecting mechanism 4-3 is connected with the movable plug mechanism 4-4, the fixed plug mechanism 4-5 is connected with the intermediate connecting mechanism 4-3, and the fixed plug mechanism 4-5 is connected with the movable plug mechanism 4-4;
the middle connecting mechanism 4-3 comprises a connecting seat A4-3-1, a linkage cavity 4-3-2, a linkage spring 4-3-3, a linkage sliding block 4-3-4, a hinge hole B4-3-5, a linkage rod 4-3-6, a linkage wheel seat 4-3-7, a linkage wheel 4-3-8 and a connecting seat A support 4-3-9, the linkage cavity 4-3-2 is arranged in the connecting seat A4-3-1, the linkage spring 4-3-3 is arranged in the linkage cavity 4-3-2, the linkage sliding block 4-3-4 is matched with the linkage cavity 4-3-2, the hinge hole B4-3-5 is arranged on the linkage sliding block 4-3-4, the linkage rod 4-3-6 is connected with the linkage slide block 4-3-4, the linkage rod 4-3-6 is connected with the linkage wheel seat 4-3-7, the linkage wheel 4-3-8 is hinged with the linkage wheel seat 4-3-7, and the support 4-3-9 of the connecting seat A is connected with the connecting seat A4-3-1;
the movable plug mechanism 4-4 comprises a plug rod 4-4-1, a movable plug body 4-4-2, a plug sliding groove 4-4-3 and a plug sliding block 4-4-4, wherein the plug rod 4-4-1 is hinged with the movable plug body 4-4-2, the plug sliding groove 4-4-3 is matched with the plug sliding block 4-4-4, the plug sliding block 4-4-4 is connected with the movable plug body 4-4-2, when the smoke sensor 3-3-5 senses smoke, the power-off driving motor 4-1 is operated, the power-off driving motor 4-1 can drive the power-off cam 4-2 to rotate, the power-off cam 4-2 can rotate to press the linkage wheel 4-3-8, the linkage wheel 4-3-8 drives the linkage wheel seat 4-3-7 to move, the linkage wheel seat 4-3-7 moves to drive the linkage slide block 4-3-4 to move through the linkage rod 4-3-6, the linkage slide block 4-3-4 moves to drive the plug rod 4-4-1 to move, the plug rod 4-4-1 moves to drive the movable plug body 4-4-2 to move, the movable plug body 4-4-2 moves to be separated from the matching with the fixed plug 4-5-3, so that a circuit is disconnected, and the power-off driving motor 4-1 stops running;
the fixed plug mechanism 4-5 comprises a fixed seat 4-5-1, a fixed plug support 4-5-2, a fixed plug 4-5-3, a connecting seat B4-5-4 and a routing hose 4-5-5, wherein the fixed plug support 4-5-2 is arranged between the fixed seat 4-5-1 and the connecting seat B4-5-4, the fixed plug 4-5-3 is connected with the connecting seat B4-5-4, and the routing hose 4-5-5 is connected with the connecting seat B4-5-4;
the telescopic socket mechanism 5 comprises a telescopic driving mechanism 5-1, a movable supporting mechanism 5-2 and an external plug 5-3, wherein the telescopic driving mechanism 5-1 is connected with the movable supporting mechanism 5-2, and the movable supporting mechanism 5-2 is connected with the external plug 5-3;
the telescopic driving mechanism 5-1 comprises a bearing seat 5-1-1, a driving screw 5-1-2, a telescopic shell 5-1-3 and a screwing head 5-1-4, wherein the bearing seat 5-1-1 is connected with the driving screw 5-1-2 through a bearing, the bearing seat 5-1-1 is connected with the telescopic shell 5-1-3, and the driving screw 5-1-2 is connected with the screwing head 5-1-4 through welding;
the movable support mechanism 5-2 comprises an inner screw 5-2-1, a movable seat body 5-2-2, a movable seat body support 5-2-3, a spring seat A5-2-4, a middle spring 5-2-5, a limiting rod B5-2-6, a spring seat B5-2-7, a spring seat B support 5-2-8 and a limiting rod groove A5-2-9, wherein the inner screw 5-2-1 is tapped on the movable seat body 5-2-2, the movable seat body 5-2-2 is connected with the movable seat body support 5-2-3, the spring seat A5-2-4 is connected with the movable seat body support 5-2-3, the middle spring 5-2-5 is connected with the spring seat A5-2-4 by welding, the middle spring 5-2-5 and the spring seat B5-2-7 are connected in a welding mode, the limiting rod B5-2-6 and the spring seat A5-2-4 are connected in a welding mode, the limiting rod B5-2-6 is matched with a limiting rod groove A5-2-9, a limiting rod groove A5-2-9 is formed in the spring seat B5-2-7, the spring seat B5-2-7 is connected with a spring seat B support 5-2-8, when an object impacts from the outside, if the external plug seat 5-3-1 is in an extending state, the object can impact the external plug seat 5-3-1, and at the moment, the middle spring 5-2-5 between the spring seat A5-2-4 and the spring seat B5-2-7 can absorb the kinetic energy of impact, prevent the external plug socket 5-3-1 from being directly damaged;
the external plug 5-3 comprises an external plug seat 5-3-1 and a jack 5-3-2, the jack 5-3-2 is arranged on the external plug seat 5-3-1, when the external plug seat 5-3-1 needs to extend out of the shell body 2-1, the screwing head 5-1-4 can be screwed, the screwing head 5-1-4 can drive the driving screw 5-1-2 to rotate, the driving screw 5-1-2 can drive the movable seat body 5-2-2 to move through the meshing with the internal screw 5-2-1, the movable seat body 5-2-2 can drive the movable seat body support 5-2-3 to move when the movable seat body 5-2-3 moves, and the movable seat body support 5-2-3 can drive the spring seat through the force transmission of the intermediate spring 5-2-5 to drive the spring seat to move B5-2-7 moves, the spring seat B5-2-7 moves to drive the external plug seat 5-3-1 to move through the limiting rod groove A5-2-9, so that the external plug seat 5-3-1 can be extended out, and when the external plug seat 5-3-1 needs to be retracted, only the screwing head 5-1-4 needs to be screwed reversely;
the clamping mechanism 1 is located on the upper side and the lower side of the shell mechanism 2, the fire extinguishing material spraying mechanism 3 is arranged inside the shell mechanism 2, the automatic power-off mechanism 4 is arranged inside the shell mechanism 2, the telescopic socket mechanism 5 is connected with the shell mechanism 2, and the telescopic socket mechanism 5 is connected with the automatic power-off mechanism 4.
The second embodiment is as follows:
the present embodiment will be described below with reference to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, and 17, and the first embodiment will be further described with reference to the second embodiment, in which the number of the detent mechanisms 1 is two.
The third concrete implementation mode:
the present embodiment will be described below with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12, fig. 13, fig. 14, fig. 15, fig. 16, and fig. 17, and the first embodiment will be further described in the present embodiment, in which the material of the casing body 2-1 is plastic.
The fourth concrete implementation mode:
the present embodiment will be described below with reference to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, and 17, and the first embodiment will be further described with reference to fig. 1, 2, 3, 4, 5, 6, 7, 13, and 5, in which the material of the driving screw 5-1-2 is 40 Cr.
The device can realize the extension and contraction of an external plug, when the external plug seat 5-3-1 needs to extend from the shell body 2-1, the screwing head 5-1-4 can be screwed, the screwing head 5-1-4 can drive the driving screw 5-1-2 to rotate, the driving screw 5-1-2 can drive the movable seat body 5-2-2 to move by being meshed with the inner screw 5-2-1, the movable seat body 5-2-2 can drive the movable seat body support 5-2-3 to move by moving, the movable seat body support 5-2-3 can drive the spring seat B5-2-7 to move by the force transmission of the middle spring 5-2-5 by moving, and the spring seat B5-2-7 can drive the external plug seat through the limiting rod groove A5-2-9 by moving 5-3-1, so that the external plug seat 5-3-1 can be extended out, and when the external plug seat 5-3-1 needs to be retracted, only the screwing head 5-1-4 needs to be screwed reversely; the device can prevent the external plug from being crushed, when an object is impacted outside, if the external plug seat 5-3-1 is in an extending state, the object can impact the external plug seat 5-3-1, and at the moment, the middle spring 5-2-5 between the spring seat A5-2-4 and the spring seat B5-2-7 can absorb the kinetic energy of impact to prevent the external plug seat 5-3-1 from being directly impacted; the device can carry out power-off protection, when the smoke sensor 3-3-5 senses smoke, the power-off driving motor 4-1 is operated, the power-off driving motor 4-1 can drive the power-off cam 4-2 to rotate, the power-off cam 4-2 rotates to press the linkage wheel 4-3-8, the linkage wheel 4-3-8 can drive the linkage wheel seat 4-3-7 to move, the linkage wheel seat 4-3-7 moves to drive the linkage slide block 4-3-4 to move through the linkage rod 4-3-6, the linkage slide block 4-3-4 moves to drive the plug rod 4-4-1 to move, the plug rod 4-4-1 moves to drive the movable plug body 4-4-2 to move, the movable plug body 4-4-2 moves to be separated from the matching with the fixed plug 4-5-3, so that a circuit is disconnected, and the power-off driving motor 4-1 stops running; the device can automatically spray fire extinguishing materials, when the smoke sensor 3-3-5 senses smoke, the fire extinguishing motor body 3-1-2 operates to drive the cam 3-1-3 to rotate, the cam 3-1-3 rotates to drive the driven seat 3-2-1 to move, the driven seat 3-2-1 moves to drive the compression seat 3-2-7 to move through the push rod 3-2-5, the compression seat 3-2-7 moves to pressurize the fire extinguishing materials in the T-shaped cavity 3-3-6, the fire extinguishing materials can flush the check valve body 3-4-2, and the electric wires generating the smoke are subjected to fire extinguishing treatment; the device can be installed quickly, when a safety device is needed, the pull seat 1-8 can be pulled, the pull seat 1-8 can pull the steel wire rope connecting buckle 1-4 through the steel wire rope 1-5, the steel wire rope connecting buckle 1-4 can drive the connecting rod 1-3 to swing, the connecting rod 1-3 can drive the clamping rod body 1-1-1 to completely retract into the sliding groove 1-1-4 through swinging, then the device is placed outside a designated position, the pull seat 1-8 is loosened, and the clamping rod body 1-1-1 can be rapidly ejected out under the resilience action of the clamping rod spring 1-1-5 and clamped in a clamping groove at a position needing safety, so that installation is completed.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (4)
1. The utility model provides a power-off protection device of open wire wall outlet, includes clamping mechanism (1), housing mechanism (2), fire extinguishing material injection mechanism (3), automatic power-off mechanism (4), flexible socket mechanism (5), its characterized in that: the clamping mechanism (1) comprises a clamping rod mechanism (1-1), a clamping shell (1-2), a connecting rod (1-3), a steel wire rope connecting buckle (1-4), a steel wire rope (1-5), a steering wheel (1-6), a steel wire rope opening (1-7), a pull seat (1-8) and a matching hole (1-9), the clamping rod mechanism (1-1) is arranged inside the clamping shell (1-2), the clamping rod mechanism (1-1) is matched with the matching hole (1-9), the matching hole (1-9) is arranged on the clamping shell (1-2), the connecting rod (1-3) is hinged with the clamping rod mechanism (1-1), the steel wire rope connecting buckle (1-4) is connected with the connecting rod (1-3), the steel wire rope connecting buckle (1-4) is connected with the steel wire rope (1-5), the steel wire rope (1-5) is matched with the steering wheel (1-6), the steering wheel (1-6) is hinged with the clamping shell (1-2), the steel wire rope (1-5) is connected with the pull seat (1-8), and the steel wire rope opening (1-7) is opened on the clamping shell (1-2);
the clamping rod mechanism (1-1) comprises a clamping rod body (1-1-1), a clamping rod seat (1-1-2), a hinge hole (1-1-3), a sliding groove (1-1-4) and a clamping rod spring (1-1-5), wherein the clamping rod body (1-1-1) is matched with the sliding groove (1-1-4), the sliding groove (1-1-4) is formed in the clamping rod seat (1-1-2), the hinge hole (1-1-3) is tapped on the clamping rod body (1-1-1), and the clamping rod spring (1-1-5) is connected with the clamping rod body (1-1-1);
the machine shell mechanism (2) comprises a machine shell body (2-1), a wire inlet (2-2), an adjusting hole (2-3) and a telescopic hole (2-4), wherein the wire inlet (2-2) is formed in the left side plate of the machine shell body (2-1), the adjusting hole (2-3) is formed in the machine shell body (2-1), and the telescopic hole (2-4) is formed in the machine shell body (2-1);
the fire extinguishing material spraying mechanism (3) comprises a fire extinguishing motor mechanism (3-1), a movable seat mechanism (3-2), a material cavity mechanism (3-3) and a one-way valve mechanism (3-4), the fire extinguishing motor mechanism (3-1) is positioned below the movable seat mechanism (3-2), the fire extinguishing motor mechanism (3-1) is connected with the material cavity mechanism (3-3), the movable seat mechanism (3-2) is matched with the material cavity mechanism (3-3), and the one-way valve mechanism (3-4) is connected with the material cavity mechanism (3-3);
the fire extinguishing motor mechanism (3-1) comprises a motor support (3-1-1), a fire extinguishing motor body (3-1-2) and a cam (3-1-3), wherein the fire extinguishing motor body (3-1-2) is connected with the motor support (3-1-1), and the cam (3-1-3) is connected with the fire extinguishing motor body (3-1-2) in an expansion sleeve manner;
the movable seat mechanism (3-2) comprises a passive seat (3-2-1), a connecting disc (3-2-2), a sliding rod (3-2-3), a middle seat (3-2-4), a push rod (3-2-5), a sliding rod wheel (3-2-6) and a compression seat (3-2-7), wherein the passive seat (3-2-1) is connected with the connecting disc (3-2-2), the sliding rod (3-2-3) is hinged with the connecting disc (3-2-2), the middle seat (3-2-4) is welded between the passive seat (3-2-1) and the push rod (3-2-5), the sliding rod wheel (3-2-6) is hinged with the sliding rod (3-2-3), the compression seat (3-2-7) is connected with the push rod (3-2-5);
the material cavity mechanism (3-3) comprises a push rod groove (3-3-1), a base body (3-3-2), an arc-shaped groove A (3-3-3), a spring A (3-3-4), a smoke sensor (3-3-5), a T-shaped cavity (3-3-6) and a compression spring (3-3-7), wherein the push rod groove (3-3-1) is formed in the base body (3-3-2), the arc-shaped groove A (3-3-3) is formed in the base body (3-3-2), the spring A (3-3-4) is arranged inside the arc-shaped groove A (3-3-3), the smoke sensor (3-3-5) is connected with the base body (3-3-2), the T-shaped cavity (3-3-6) is formed in the base body (3-3-2), the T-shaped cavity (3-3-6) is communicated with the push rod groove (3-3-1), and the compression spring (3-3-7) is arranged inside the T-shaped cavity (3-3-6);
the one-way valve mechanism (3-4) comprises a one-way valve welding ring (3-4-1) and a one-way valve body (3-4-2), and the one-way valve welding ring (3-4-1) is connected with the one-way valve body (3-4-2);
the automatic power-off mechanism (4) comprises a power-off driving motor (4-1), a power-off cam (4-2), an intermediate connecting mechanism (4-3), a movable plug mechanism (4-4) and a fixed plug mechanism (4-5), the power-off driving motor (4-1) is connected with the power-off cam (4-2) in an expansion sleeve mode, the power-off cam (4-2) is matched with the intermediate connecting mechanism (4-3), the intermediate connecting mechanism (4-3) is connected with the movable plug mechanism (4-4), the fixed plug mechanism (4-5) is connected with the intermediate connecting mechanism (4-3), and the fixed plug mechanism (4-5) is connected with the movable plug mechanism (4-4);
the middle connecting mechanism (4-3) comprises a connecting seat A (4-3-1), a linkage cavity (4-3-2), a linkage spring (4-3-3), a linkage sliding block (4-3-4), a hinge hole B (4-3-5), a linkage rod (4-3-6), a linkage wheel seat (4-3-7), a linkage wheel (4-3-8) and a connecting seat A support (4-3-9), the linkage cavity (4-3-2) is arranged in the connecting seat A (4-3-1), the linkage spring (4-3-3) is arranged in the linkage cavity (4-3-2), the linkage sliding block (4-3-4) is matched with the linkage cavity (4-3-2), the hinge hole B (4-3-5) is formed in the linkage sliding block (4-3-4), the linkage rod (4-3-6) is connected with the linkage wheel seat (4-3-7), the linkage wheel (4-3-8) is hinged with the linkage wheel seat (4-3-7), and the connecting seat A support (4-3-9) is connected with the connecting seat A (4-3-1);
the movable plug mechanism (4-4) comprises a plug rod (4-4-1), a movable plug body (4-4-2), a plug sliding groove (4-4-3) and a plug sliding block (4-4-4), the plug rod (4-4-1) is hinged with the movable plug body (4-4-2), the plug sliding groove (4-4-3) is matched with the plug sliding block (4-4-4), and the plug sliding block (4-4-4) is connected with the movable plug body (4-4-2);
the fixed plug mechanism (4-5) comprises a fixed seat (4-5-1), a fixed plug support (4-5-2), a fixed plug (4-5-3), a connecting seat B (4-5-4) and a wiring hose (4-5-5), the fixed plug support (4-5-2) is arranged between the fixed seat (4-5-1) and the connecting seat B (4-5-4), the fixed plug (4-5-3) is connected with the connecting seat B (4-5-4), and the wiring hose (4-5-5) is connected with the connecting seat B (4-5-4);
the telescopic socket mechanism (5) comprises a telescopic driving mechanism (5-1), a movable supporting mechanism (5-2) and an external plug (5-3), the telescopic driving mechanism (5-1) is connected with the movable supporting mechanism (5-2), and the movable supporting mechanism (5-2) is connected with the external plug (5-3);
the telescopic driving mechanism (5-1) comprises a bearing seat (5-1-1), a driving screw (5-1-2), a telescopic shell (5-1-3) and a twisting head (5-1-4), the bearing seat (5-1-1) is connected with the driving screw (5-1-2) in a bearing mode, the bearing seat (5-1-1) is connected with the telescopic shell (5-1-3), and the driving screw (5-1-2) is connected with the twisting head (5-1-4) in a welding mode;
the movable support mechanism (5-2) comprises an inner spiral (5-2-1), a movable seat body (5-2-2), a movable seat body support (5-2-3), a spring seat A (5-2-4), an intermediate spring (5-2-5), a limiting rod B (5-2-6), a spring seat B (5-2-7), a spring seat B support (5-2-8) and a limiting rod groove A (5-2-9), wherein the inner spiral (5-2-1) is tapped on the movable seat body (5-2-2), the movable seat body (5-2-2) is connected with the movable seat body support (5-2-3), the spring seat A (5-2-4) is connected with the movable seat body support (5-2-3), the middle spring (5-2-5) is connected with the spring seat A (5-2-4) in a welding mode, the middle spring (5-2-5) is connected with the spring seat B (5-2-7) in a welding mode, the limiting rod B (5-2-6) is connected with the spring seat A (5-2-4) in a welding mode, the limiting rod B (5-2-6) is matched with the limiting rod groove A (5-2-9), the limiting rod groove A (5-2-9) is formed in the spring seat B (5-2-7), and the spring seat B (5-2-7) is connected with the spring seat B support (5-2-8);
the external plug (5-3) comprises an external plug seat (5-3-1) and a jack (5-3-2), and the jack (5-3-2) is arranged on the external plug seat (5-3-1);
the clamping mechanism (1) is located on the upper side and the lower side of the shell mechanism (2), the fire extinguishing material spraying mechanism (3) is arranged inside the shell mechanism (2), the automatic power-off mechanism (4) is arranged inside the shell mechanism (2), the telescopic socket mechanism (5) is connected with the shell mechanism (2), and the telescopic socket mechanism (5) is connected with the automatic power-off mechanism (4).
2. The power-off protection device of the open-wire wall outlet as claimed in claim 1, wherein: the number of the clamping mechanisms (1) is two.
3. The power-off protection device of the open-wire wall outlet as claimed in claim 1, wherein: the shell body (2-1) is made of plastic.
4. The power-off protection device of the open-wire wall outlet as claimed in claim 1, wherein: the material of the driving screw (5-1-2) is 40 Cr.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322684.XA CN110034444B (en) | 2019-04-22 | 2019-04-22 | Power-off protection device of open-wire wall socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322684.XA CN110034444B (en) | 2019-04-22 | 2019-04-22 | Power-off protection device of open-wire wall socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110034444A CN110034444A (en) | 2019-07-19 |
| CN110034444B true CN110034444B (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910322684.XA Active CN110034444B (en) | 2019-04-22 | 2019-04-22 | Power-off protection device of open-wire wall socket |
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| Country | Link |
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| CN (1) | CN110034444B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3369434A (en) * | 1966-01-28 | 1968-02-20 | Amp Inc | Wire feed and cutoff |
| US20060072302A1 (en) * | 2004-10-01 | 2006-04-06 | Chien Tseng L | Electro-luminescent (EL) illuminated wall plate device with push-tighten frame means |
| CN102025071B (en) * | 2010-12-04 | 2012-12-12 | 中山市悦辰电子实业有限公司 | Hidden socket for digital portable equipment |
| CN102299437B (en) * | 2011-06-21 | 2013-03-27 | 黄华道 | Rapid wiring power socket |
| CN103825139B (en) * | 2014-03-20 | 2015-10-28 | 湖州职业技术学院 | A kind of self-extinguishing wiring board |
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2019
- 2019-04-22 CN CN201910322684.XA patent/CN110034444B/en active Active
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| CN110034444A (en) | 2019-07-19 |
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