CN113889807B - Flexible fireproof power line - Google Patents
Flexible fireproof power line Download PDFInfo
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- CN113889807B CN113889807B CN202111094762.9A CN202111094762A CN113889807B CN 113889807 B CN113889807 B CN 113889807B CN 202111094762 A CN202111094762 A CN 202111094762A CN 113889807 B CN113889807 B CN 113889807B
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- 230000007246 mechanism Effects 0.000 claims description 22
- 238000003466 welding Methods 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims 1
- 230000009471 action Effects 0.000 description 4
- 230000009970 fire resistant effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 210000003734 kidney Anatomy 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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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
- H01R13/02—Contact members
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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
- H01R13/44—Means for preventing access to live contacts
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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
- H01R13/56—Means for preventing chafing or fracture of flexible leads at outlet from coupling part
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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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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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
- H01R13/64—Means for preventing incorrect coupling
-
- 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
- H01R13/72—Means for accommodating flexible lead within the holder
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a flexible fireproof power line which comprises a base plate, a first side plate and a second side plate, wherein the bottom ends of the first side plate and the second side plate are fixedly connected with the top of the base plate, round holes are formed in the side walls, close to the top ends, of the first side plate and the second side plate, a first end seat and a second end seat are fixedly connected in the two round holes respectively, one end, opposite to the first end seat and the second end seat, of the base is rotatably connected with the same cross shaft through a bearing, the outer wall of the middle position of the cross shaft is fixedly connected with a prismatic sleeve, each edge of the prismatic sleeve is adhered with a corner wrapping strip, a plurality of V-shaped grooves are formed in the outer wall of the corner wrapping strip, and a plurality of first cross rods are fixedly connected with the outer wall of one side of the first side plate. The flexible fireproof power line is convenient for a worker to use, is convenient for the worker to adjust the electrifying length according to actual needs, is reliable in positioning, and improves the use convenience of the fireproof power line.
Description
Technical Field
The invention relates to the technical field of power lines, in particular to a flexible fireproof power line.
Background
The power line is a wire that transmits current. The usual way of current transmission is point-to-point transmission. The power cord is divided into a fixed-length type power cord and an adjustable-length type power cord according to the adjustment length, wherein the adjustable-length type power cord is usually stored in a roll form.
At present, the existing flexible fireproof power cord stored in a roll form has the following defects: the power cord body is connected with an external socket only through a simple welding mode, in the long-term use process, the connection part of the power cord body and the external socket is easy to wear and dirty, the continuity of power supply is further affected, multiple repair is needed, the power cord with a certain length is needed to be cut off, and loss is further caused. Therefore, there is a need to design a flexible fire-resistant power cord to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a flexible fireproof power line.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a flexible fire prevention power cord, includes backing plate, first curb plate and second curb plate, the bottom of first curb plate and second curb plate all is connected with the top fixed connection of backing plate, the lateral wall that first curb plate and second curb plate are close to the top all opens the round hole, fixedly connected with first end seat and second end seat in two round holes respectively, the one end that first end seat and second end seat are relative is connected with same cross axle through the bearing rotation, the outer wall fixedly connected with prism cover of cross axle intermediate position, each edge of prism cover all bonds and has a packet angle bar, and a plurality of V-arrangement grooves all are opened to the outer wall of packet angle bar, a plurality of first horizontal poles of one side outer wall fixedly connected with of first curb plate, the tip fixedly connected with same U-shaped cover plate of first horizontal pole, the tip fixedly connected with first riser of cover plate, the tip fixedly connected with a plurality of second horizontal poles of second horizontal pole of second lateral wall, the tip fixedly connected with same second riser of second horizontal pole.
Preferably, the outer wall of the cross shaft is sleeved with a flexible power line, the side walls of the cover plate and the first vertical plate are provided with through holes, one end of the flexible power line sequentially penetrates through the two through holes and then is welded with a power plug, the side wall, close to the top end, of the first vertical plate is provided with a groove, the inner wall of the groove is welded with a plug socket, the power plug is plugged in the plug socket, and the tops of the power plug and the plug socket are provided with fixing mechanisms.
Preferably, the side wall center positions of the first vertical plate and the second vertical plate are provided with shaft holes, two ends of the transverse shaft are respectively inserted into the two shaft holes, the outer wall of the end part of the first end seat is provided with a through hole, the left end of the transverse shaft penetrates through the through hole and then is welded with a rocking handle, the outer wall of the end part of the second end seat is provided with a jack, the outer wall of the right end of the transverse shaft is provided with a rectangular groove, and the jack is provided with an anti-rotation mechanism.
Preferably, the top of second riser is pegged graft and is had the U-shaped piece, and the lateral wall of U-shaped piece passes through the bolt fastening with the top of second riser, and the outer wall welding of one side of U-shaped piece has the L board, and the lateral wall of L board has porous socket through bolt fastening, and the inlet wire end of porous socket is equipped with same power on mechanism with the one end that flexible power cord kept away from power plug.
Preferably, the fixed establishment includes the fixed plate of L shape and the fixed strip of U-shaped, and the top of fixed plate passes through the bolt fastening with power plug's top, and open there is the constant head tank on the top outer wall of fixed plate, and two bottoms of fixed strip all weld with the top of socket, and open at the top of fixed strip has the pole hole, has inserted the inserted bar in the pole hole, and the top welding of inserted bar has the end, and the bottom welding of inserted bar has the cambered surface head, and the cambered surface head is pegged graft in the constant head tank, and the outer wall of inserted bar has cup jointed first spring, and the lateral wall of fixed plate is opened there is the pull hole.
Preferably, the energizing mechanism comprises a sleeve head, a conductive head and a terminal, the sleeve head is sleeved at the end part of the flexible power line, the conductive head is welded with a cable core at the end part of the flexible power line, a threaded sleeve is welded on the outer wall of the conductive head, the terminal is sleeved at the inlet wire end of the porous socket, a conductive column is welded in the terminal, the conductive column is welded with the cable core at the inlet wire end of the porous socket, a connecting groove is formed in the end part of the conductive head, and one end of the conductive column, far away from the terminal, is spliced in the connecting groove.
Preferably, the arc lateral wall of end has the ring channel, has pegged graft in the ring channel and has had the screw hole, and the tip inner wall of insulating cover is opened, and the tip screw thread of insulating cover cup joints the outer wall at the screw sleeve.
Preferably, the anti-rotation mechanism comprises two stop blocks and a round rod, the cambered surface outer side walls of the two stop blocks are respectively welded with the inner walls of the two sides of the second end seat, the round rod is inserted into the insertion hole, one end of the round rod, which is positioned in the second end seat, is welded with a waist-shaped plate, the side wall of the waist-shaped plate is welded with a rectangular column head, the specification of the rectangular column head is matched with the specification of the rectangular groove, the outer wall of the round rod is sleeved with a second spring, the second spring is positioned in the second end seat, and the side wall of the waist-shaped plate is attached to the side wall of the stop block.
Preferably, one end of the round rod far away from the rectangular column head is welded with a turning pull ring, the outer wall of the round rod is welded with a clamping plate, the clamping plate is located at a position close to the turning pull ring, the clamping plate is of a kidney-shaped structure and is perpendicular to the kidney-shaped plate, clamping grooves are formed in the outer wall of one side, close to the kidney-shaped plate, of the clamping plate, close to the cambered surface edges of the two sides, and the specification of the clamping grooves is matched with that of the stop block.
The beneficial effects of the invention are as follows:
1. Through the circular telegram mechanism that sets up, circular telegram mechanism is connected flexible power cord and porous socket, can strengthen the reliability of connecting between the two, and can strengthen the reliability of power cord electricity end power supply, be convenient for more change the porous through threaded connection's mode compared with traditional welded connection, and the wrong problem of wiring can not appear, and further avoid junction wearing and tearing, and insulating cover is insulating, can guarantee the security of electricity consumption, the conducting post is pegged graft at the conducting head, the cross-sectional area of junction has been increased, and then the resistance of this department has been reduced, so reduced the resistance loss of this department, and can not scald.
2. Through the anti-rotation mechanism that sets up, can release required length with flexible power cord according to actual need when using, after the release, rotatory pull ring 90, rotatory pull ring drives round bar and kidney shape board and rotates, then the restriction of dog is no longer received to two cambered surface ends of kidney shape board, rectangular column cap of kidney shape board side inserts the rectangular channel under the effect of second spring, and along with the rotation of round bar, the cardboard also rotates 90, the cardboard is close towards the dog under the effect of second spring, until the dog inserts respectively in the draw-in groove of the last corresponding position of cardboard, in above-mentioned, rectangular column cap inserts in the rectangular channel, the dog embedding draw-in groove can prevent that the cross axle from rotating, and then realize the reliable fixed to power cord power supply length.
3. Through the prism strip and the cornerite strip that set up, when coiling flexible power cord, prism strip and cornerite strip can guarantee the antiskid of an innermost reel and coil up, improve the convenience of inner circle wire winding.
Drawings
FIG. 1 is a schematic diagram of a cross-sectional front view of a flexible fire-resistant power cord;
FIG. 2 is a schematic diagram of the portion A of FIG. 1;
FIG. 3 is a schematic view of a partially disassembled structure of an energizing mechanism for a flexible fire-resistant power cord;
FIG. 4 is a schematic structural view of a flexible fireproof power cord fixing mechanism;
FIG. 5 is a partially disassembled schematic illustration of an anti-rotation mechanism of a flexible fire-resistant power cord;
Fig. 6 is a schematic view of the structure of the cross shaft, prism cover and corner wrapping strip of the flexible fireproof power cord.
In the figure: 1-backing plate, 2-first cross bar, 3-rocking handle, 4-cross shaft, 5-first end seat, 6-first side plate, 7-cover plate, 8-power plug, 9-fixed plate, 10-plug seat, 11-flexible power cord, 12-U-shaped block, 13-L plate, 14-porous socket, 15-rectangular slot, 16-waist plate, 17-round bar, 18-turning pull ring, 19-second spring, 20-rectangular column head, 21-second side plate, 22-sleeve head, 23-conductive head, 24-insulating sleeve, 25-conductive column, 26-threaded sleeve, 27-cambered surface head, 28-plug rod, 29-fixed strip, 30-first spring, 31-first vertical plate, 32-second vertical plate, 33-second end seat, 34-draw hole, 35-stop, 36-column sleeve, 37-corner wrapping strip, 38-end, 39-clamping slot, 40-clamping plate.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.
In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.
Referring to fig. 1-6, a flexible fireproof power cord includes a base plate 1, a first side plate 6 and a second side plate 21, wherein bottom ends of the first side plate 6 and the second side plate 21 are welded with top portions of the base plate 1, side walls of the first side plate 6 and the second side plate 21 close to top ends are provided with round holes, a first end seat 5 and a second end seat 33 are welded in the two round holes respectively, opposite ends of the first end seat 5 and the second end seat 33 are connected with a same cross shaft 4 through bearings in a rotating manner, outer walls of middle positions of the cross shafts 4 are welded with prismatic sleeves 36, edges of the prismatic sleeves 36 are adhered with corner wrapping strips 37, outer walls of the corner wrapping strips 37 are provided with a plurality of V-shaped grooves, one side outer wall of the first side plate 6 is welded with a plurality of first transverse rods 2, end portions of the first transverse rods 2 are welded with a same U-shaped cover plate 7, end portions of the cover plate 7 are welded with a first vertical plate 31, side walls of the second side plates 21 are welded with a plurality of second transverse rods, and end portions of the second transverse rods are welded with a same second vertical plate 32.
Wherein, flexible power cord 11 has been cup jointed to the outer wall of cross axle 4, and the perforation has all been opened to the lateral wall of cover plate 7 and first riser 31, and welding has power plug 8 after two perforation are passed in proper order to flexible power cord 11's one end, and first riser 31 is close to the lateral wall on top and opens flutedly, and the inner wall welding of recess has socket 10, and power plug 8 pegs graft in socket 10, and the top of power plug 8 and socket 10 is equipped with fixed establishment.
Wherein, the lateral wall central point of first riser 31 and second riser 32 puts and opens there is the shaft hole, and two shaft holes have been inserted respectively to the both ends of cross axle 4, and open the tip outer wall of first end seat 5 has the through-hole, and the welding has rocking handle 3 after the left end of cross axle 4 passes the through-hole, and open the tip outer wall of second end seat 33 has the jack, and open the right-hand member outer wall of cross axle 4 has rectangular channel 15, and the jack department is equipped with anti-rotation mechanism.
The top end of the second vertical plate 32 is inserted with a U-shaped block 12, the side wall of the U-shaped block 12 is fixed with the top end of the second vertical plate 32 by bolts, an L plate 13 is welded on the outer wall of one side of the U-shaped block 12, a porous socket 14 is fixed on the side wall of the L plate 13 by bolts, when the power plug 8 is slightly pulled out of the insertion seat 10 and inserted into an external power socket, then the porous socket 14 and the U-shaped block are taken down from the top end of the second vertical plate 32, then the porous socket 14 is pulled out to a position where power is required, then the flexible power wire 11 wound outside the prism sleeve 36 is wound out, power supply can be started, the wire inlet end of the porous socket 14 and one end of the flexible power wire 11 far away from the power plug 8 are provided with the same power supply mechanism, and the power supply mechanism connects the flexible power wire 11 with the porous socket 14, so that the reliability of connection between the two can be enhanced.
Wherein, fixed establishment includes the fixed plate 9 of L shape and the fixed strip 29 of U-shaped, the bottom of fixed plate 9 passes through the bolt fastening with the top of power plug 8, open on the top outer wall of fixed plate 9 has the constant head tank, two bottoms of fixed strip 29 all with the top welding of mount pad 10, open at the top of fixed strip 29 has the pole hole, the inserted bar 28 has been inserted in the pole hole, the top welding of inserted bar 28 has the end, the bottom welding of inserted bar 28 has cambered surface head 27, the cambered surface head 27 is pegged graft in the constant head tank, first spring 30 has been cup jointed to the outer wall of inserted bar 28, the pull hole 34 has been opened to the lateral wall of fixed plate 9.
The power-on mechanism comprises a sleeve head 22, a conductive head 23 and a terminal 38, wherein the sleeve head 22 is sleeved at the end part of a flexible power line 11, the conductive head 23 is welded with a cable core at the end part of the flexible power line 11, the outer wall of the conductive head 23 is welded with a threaded sleeve 26, the terminal 38 is sleeved at the wire inlet end of a porous socket 38, a conductive column 25 is welded in the terminal 38, the conductive column 25 is welded with the cable core at the wire inlet end of the porous socket 38, a connecting groove is formed in the end part of the conductive head 23, one end of the conductive column 25, far away from the terminal 38, is spliced in the connecting groove, the conductive column 25 is spliced in the conductive head 23, the cross-sectional area of a connecting part is increased, the resistance of the connecting part is further reduced, the resistance loss of the connecting part is reduced, and scalding is avoided.
The arc-shaped outer side wall of the end head 38 is provided with an annular groove, an insulating sleeve 24 is inserted in the annular groove, the insulating sleeve 24 is insulated, the safety of electricity consumption can be guaranteed, the inner wall of the end part of the insulating sleeve 24 is provided with a threaded hole, and the end part of the insulating sleeve 24 is in threaded sleeve connection with the outer wall of the threaded sleeve 26.
The anti-rotation mechanism comprises two stop blocks 35 and a round rod 17, the cambered outer side walls of the two stop blocks 35 are respectively welded with the inner walls of two sides of the second end seat 33, the round rod 17 is inserted into an insertion hole, one end of the round rod 17, which is positioned in the second end seat 33, is welded with a waist-shaped plate 16, the side wall of the waist-shaped plate 16 is welded with a rectangular column head 20, the specification of the rectangular column head 20 is matched with the specification of the rectangular groove 15, the outer wall of the round rod 17 is sleeved with a second spring 19, the second spring 19 is positioned in the second end seat 33, the side wall of the waist-shaped plate 16 is attached to the side wall of the stop block 35, after the flexible power wire 11 is released to a required length according to actual needs, the rotary pull ring 18 to 90 degrees drives the round rod 17 and the waist-shaped plate 16 to rotate, and the two cambered surface ends of the waist-shaped plate 16 are not limited by the stop blocks 35 any more, and the rectangular column head 20 on the side surface of the waist-shaped plate 16 is inserted into the rectangular groove 15 under the action of the second spring 19.
The end of the round bar 17 far away from the rectangular column cap 20 is welded with a turning pull ring 18, the outer wall of the round bar 17 is welded with a clamping plate 40, the clamping plate 40 is located at a position close to the turning pull ring 18, the clamping plate 40 is of a kidney-shaped structure, the clamping plate 40 is perpendicular to the kidney-shaped plate 16, clamping grooves 39 are formed in the outer wall of one side of the clamping plate 40 close to the kidney-shaped plate 16, close to the cambered surface edges of the two sides, the specification of the clamping grooves 39 is matched with the specification of the stop block 35, the clamping plate 40 rotates 90 degrees along with the rotation of the round bar 17, the clamping plate 40 is close to the stop block 35 under the action of the second spring 19 until the stop block 35 is respectively inserted into the clamping grooves 39 at the corresponding positions on the clamping plate 40, the rectangular column cap 20 is inserted into the rectangular groove 15, the stop block 35 is embedded into the clamping grooves 39, and the transverse shaft 4 can be prevented from rotating, and reliable fixing of the power supply length of a power line is achieved.
Working principle: when in use, the power plug 8 is pulled out from the socket 10 with little force, the power plug 8 is inserted into an external power socket, then the porous socket 14 and the U-shaped block are taken down from the top end of the second vertical plate 32, then the porous socket 14 is pulled out to the position where power is required, the flexible power wire 11 wound outside the prism sleeve 36 is rolled out, then power supply can be started, the flexible power wire 11 and the porous socket 14 are connected by the power supply mechanism, the reliability of connection between the two can be enhanced, the reliability of power supply by the power wire can be enhanced, the porous socket 14 is more convenient to replace by the threaded connection compared with the traditional welding connection, the problem of wiring error can not occur, the abrasion of the connection part is further avoided, the insulating sleeve 24 is insulated, the safety of power utilization can be ensured, the conductive post 25 is inserted into the conductive head 23, the cross section area of the connecting part is increased, the resistance of the connecting part is further reduced, the resistance loss of the connecting part is reduced, the connecting part cannot be scalded, after the flexible power wire 11 is released to the required length according to actual needs, the rotary pull ring 18 is rotated to 90 degrees, the rotary pull ring 18 drives the round rod 17 and the waist-shaped plate 16 to rotate, two cambered surface ends of the waist-shaped plate 16 are not limited by the stop blocks 35 any more, the rectangular column heads 20 on the side surfaces of the waist-shaped plate 16 are inserted into the rectangular grooves 15 under the action of the second springs 19, the clamping plates 40 are rotated by 90 degrees under the action of the second springs 19 along with the rotation of the round rods 17, the clamping plates 40 are also close to the stop blocks 35 until the stop blocks 35 are respectively inserted into the clamping grooves 39 at the corresponding positions on the clamping plates 40, the rectangular column heads 20 are inserted into the rectangular grooves 15, the stop blocks 35 are embedded into the clamping grooves 39, the transverse shafts 4 can be prevented from rotating, and the reliable fixing of the power supply length of the power wire is realized, when the flexible power cord 11 is wound, the prism bar 36 and the wrap angle bar 37 can ensure the anti-slip winding of the innermost coil, and the convenience of inner coil winding is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a flexible fire prevention power cord, includes backing plate (1), first curb plate (6) and second curb plate (21), the bottom of first curb plate (6) and second curb plate (21) all with the top fixed connection of backing plate (1), a serial communication port, the lateral wall that first curb plate (6) and second curb plate (21) are close to the top all opens the round hole, fixedly connected with first terminal seat (5) and second terminal seat (33) in two round holes respectively, the relative one end of first terminal seat (5) and second terminal seat (33) is connected with same cross axle (4) through the bearing rotation, the outer wall fixedly connected with prismatic cover (36) of cross axle (4) intermediate position, all the edge of prismatic cover (36) all bonds and has cornerite strip (37), the outer wall of cornerite strip (37) all opens a plurality of V-shaped grooves, one side outer wall fixedly connected with a plurality of first horizontal pole (2) of first curb plate (6), the tip fixedly connected with same U-shaped cover plate (7) of tip fixedly connected with, the tip fixedly connected with first vertical plate (31) of cover plate (7), the tip fixedly connected with second vertical plate (32) of second horizontal pole (21);
The center of the side wall of the first vertical plate (31) and the center of the side wall of the second vertical plate (32) are provided with shaft holes, two ends of the transverse shaft (4) are respectively inserted into the two shaft holes, the outer wall of the end part of the first end seat (5) is provided with a through hole, the left end of the transverse shaft (4) passes through the through hole and then is welded with a rocking handle (3), the outer wall of the end part of the second end seat (33) is provided with a jack, the outer wall of the right end of the transverse shaft (4) is provided with a rectangular groove (15), and an anti-rotation mechanism is arranged at the jack;
the anti-rotation mechanism comprises two stop blocks (35) and a round rod (17), wherein the cambered surface outer side walls of the two stop blocks (35) are respectively welded with the inner walls of the two sides of the second end seat (33), the round rod (17) is inserted into the insertion hole, one end of the round rod (17) positioned in the second end seat (33) is welded with a waist-shaped plate (16), the side wall of the waist-shaped plate (16) is welded with a rectangular column head (20), the specification of the rectangular column head (20) is matched with the specification of the rectangular groove (15), the outer wall of the round rod (17) is sleeved with a second spring (19), the second spring (19) is positioned in the second end seat (33), and the side wall of the waist-shaped plate (16) is attached to the side wall of the stop block (35);
The one end welding that keeps away from rectangle column cap (20) of round bar (17) has change pull ring (18), and round bar (17) outer wall welding has cardboard (40), and cardboard (40) are located the position that is close to change pull ring (18), and cardboard (40) are waist shape structure, cardboard (40) and waist shape board (16) mutually perpendicular, and cardboard (40) are close to one side outer wall of waist shape board (16) and are close to both sides cambered surface edge department all open draw-in groove (39), and the specification of draw-in groove (39) and the specification looks adaptation of dog (35).
2. The flexible fireproof power line according to claim 1, wherein the outer wall of the transverse shaft (4) is sleeved with a flexible power line (11), the side walls of the cover plate (7) and the first vertical plate (31) are provided with through holes, one end of the flexible power line (11) sequentially penetrates through the two through holes and then is welded with a power plug (8), the side wall, close to the top end, of the first vertical plate (31) is provided with a groove, the inner wall of the groove is welded with a plug seat (10), the power plug (8) is plugged in the plug seat (10), and the tops of the power plug (8) and the plug seat (10) are provided with fixing mechanisms.
3. The flexible fireproof power cord according to claim 1, wherein the top end of the second vertical plate (32) is inserted with a U-shaped block (12), the side wall of the U-shaped block (12) is fixed with the top end of the second vertical plate (32) through bolts, an L plate (13) is welded on the outer wall of one side of the U-shaped block (12), a porous socket (14) is fixed on the side wall of the L plate (13) through bolts, and the wire inlet end of the porous socket (14) and one end of the flexible power cord (11) far away from the power plug (8) are provided with the same power-on mechanism.
4. The flexible fireproof power cord according to claim 2, characterized in that the fixing mechanism comprises an L-shaped fixing plate (9) and a U-shaped fixing strip (29), the bottom end of the fixing plate (9) is fixed with the top of the power plug (8) through bolts, a positioning groove is formed in the outer wall of the top end of the fixing plate (9), two bottom ends of the fixing strip (29) are welded with the top of the plugging seat (10), a rod hole is formed in the top of the fixing strip (29), a plug rod (28) is inserted into the rod hole, an end is welded at the top end of the plug rod (28), a cambered surface head (27) is welded at the bottom end of the plug rod (28), a first spring (30) is sleeved on the outer wall of the plug rod (28), and a drawing hole (34) is formed in the side wall of the fixing plate (9).
5. A flexible fireproof power cord according to claim 3, characterized in that the energizing means comprises a sleeve head (22), a conductive head (23) and a terminal (38), the sleeve head (22) is sleeved at the end of the flexible power cord (11), the conductive head (23) is welded with a cable core at the end of the flexible power cord (11), the outer wall of the conductive head (23) is welded with a threaded sleeve (26), the terminal (38) is sleeved at the inlet end of the porous socket (14), a conductive column (25) is welded in the terminal (38), the conductive column (25) is welded with the cable core at the inlet end of the porous socket (14), a connecting groove is formed at the end of the conductive head (23), and one end of the conductive column (25) away from the terminal (38) is spliced in the connecting groove.
6. The flexible fireproof power cord according to claim 5, characterized in that the arc-shaped outer side wall of the end head (38) is provided with an annular groove, an insulating sleeve (24) is inserted into the annular groove, the inner wall of the end part of the insulating sleeve (24) is provided with a threaded hole, and the end part of the insulating sleeve (24) is in threaded sleeve connection with the outer wall of the threaded sleeve (26).
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| CN202111094762.9A CN113889807B (en) | 2021-09-17 | 2021-09-17 | Flexible fireproof power line |
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