CN116780458B - Outdoor high-voltage cable distribution box - Google Patents
Outdoor high-voltage cable distribution box Download PDFInfo
- Publication number
- CN116780458B CN116780458B CN202311041355.0A CN202311041355A CN116780458B CN 116780458 B CN116780458 B CN 116780458B CN 202311041355 A CN202311041355 A CN 202311041355A CN 116780458 B CN116780458 B CN 116780458B
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- Prior art keywords
- water
- wire
- piezoelectric
- pipe
- voltage cable
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 136
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000010079 rubber tapping Methods 0.000 claims abstract description 12
- 238000010521 absorption reaction Methods 0.000 claims description 20
- 239000000919 ceramic Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 239000011358 absorbing material Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 230000001960 triggered effect Effects 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 abstract description 4
- 230000001174 ascending effect Effects 0.000 abstract description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 102000002322 Egg Proteins Human genes 0.000 description 2
- 108010000912 Egg Proteins Proteins 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 210000003278 egg shell Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010186 staining Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
-
- 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
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The application provides an outdoor high-voltage cable tapping box applied to the field of power supply equipment, through the tapping box and the arrangement of a wire passing pipe, compared with the prior art, the situation that external rainwater seeps inwards can be effectively reduced, meanwhile, when the problem of waterproofness occurs, water moves upwards along a water change rod and changes color, so that a plurality of ascending color bars can be observed at an outer convex cover, a certain warning effect can be carried out on site staff, on the other hand, water can gather along a water detecting pipe towards the middle part, a piezoelectric module is extruded to generate electricity, an alarm is triggered to alarm at the moment, the warning range can be greatly enlarged, the warning effect is improved, manual timely intervention is facilitated, and potential safety hazards are greatly reduced; in addition, after the alarm is conducted, the internal and external water seepage condition can be judged according to the marks at the water detection pipe.
Description
Technical Field
The application relates to the field of power supply equipment, in particular to an outdoor high-voltage cable tapping box.
Background
The cable tapping box is used for tapping, branching, connecting and converting equipment of a circuit of a cable, and the cable tapping box is divided into two main types according to the electrical components: the box body is not provided with any switch equipment, and only accessories for processing and connecting the cable ends are arranged in the box body, so that the box is simple in structure, small in size and single in function, and can be called as a common tapping box; the other type is that the box is not only provided with accessories of a common tapping box, but also comprises one or more switch devices, and the structure is complex, the size is large, the number of connecting devices is large, the manufacturing technology difficulty is high, and the manufacturing cost is high, so that the tapping box can be called an advanced tapping box.
Because the specificity of outdoor environment, the waterproof problem of cable tapping-off box needs to attach special importance, no matter be external rainwater in the prior art or the condensation phenomenon that can exist in the case, the wire hole on the box does not possess infiltration warning function, leads to the staff can not in time carry out manual intervention to waterproof problem, exists great potential safety hazard.
Disclosure of Invention
The application aims to warn in time when the waterproof problem exists, and further reduce potential safety hazards.
Through the arrangement of the wire passing pipe, compared with the prior art, the mouth part orientation of the wire outlet hole can be changed, the situation that external rainwater is infiltrated inwards is effectively reduced, meanwhile, when the waterproof problem occurs, water moves upwards along the water change rod and changes color, so that a plurality of ascending color bars can be observed at the outer convex cover, a certain warning effect can be carried out on site workers, on the other hand, water can gather along the water checking pipe towards the middle part, the piezoelectric module is enabled to extrude and generate electricity, at the moment, the alarm is triggered to give an alarm, the warning range can be greatly enlarged, the warning effect is improved, manual timely intervention is facilitated, and potential safety hazards are greatly reduced; in addition, after the alarm is conducted, the internal and external water seepage condition can be judged according to the marks at the water detection pipe.
Further, the side frame is the stereoplasm transparent structure, be convenient for observe the colour change in infiltration back, water becomes pole department, the pressure movable layer is the elasticity seal structure of evagination, the lower tip of a plurality of water become poles all extends to in the spool, and water becomes pole tip and be not less than the first quarter point of the vertical internal diameter of spool, make when not using, water becomes the pole and is in the position relatively higher under pressure movable layer effect, when the cable passes the spool after the wiring, make water become the pole be difficult for influencing the cable and remove in the spool, in addition, after cable position adjustment, can push down the pressure movable layer, make water become pole lower tip move downwards and with cable extrusion contact, until the tip extrusion is broken down, water becomes the silk can fully be with the cable contact this moment, after the infiltration, can upwards absorb water fast and make water become the pole and look, use rope or transparent adhesive tape to carry out spacingly to pressure movable layer simultaneously, make it maintain the state of upper surface level, be convenient for water become the silk and fully absorb water when the time.
In addition, it is noted that the wire-protecting ball shell is made of a material with brittleness and low hardness, such as calcium carbonate, so that the wire-protecting ball shell is similar to an eggshell, and is not easy to damage a cable when the wire-protecting ball shell is extruded and broken.
Further, the water becomes the pole including with the fixed bundle line pipe of pressure dynamic layer, fixed connection is at the line ball shell of protecting of bundle line pipe bottom and many plugs establish the water become silk in bundle line pipe, the lower terminal surface of many water become silk extends to in the line ball shell of protecting, bundle line pipe and line ball shell are the stereoplasm transparent structure, make it be difficult for sheltering from the water become silk and absorb water the phenomenon of discolouring after water, and the line ball shell of protecting is made for brittle material, when the extrusion, can break and make water become silk spill, water becomes silk and is adhered with the hydroscopic material who meets water powder that discolours on the surface and make.
Further, the piezoelectric module comprises two patches and electromagnetic sheets which are respectively and fixedly inlaid in the two piezoelectric sections, and two piezoelectric ceramic sheets which are respectively and fixedly connected to the end faces of the piezoelectric sections, wherein the end faces of the two piezoelectric ceramic sheets close to each other are connected with conductive wires, the conductive wires are connected with alarms, the patches are located on one side of the electromagnetic sheets away from the piezoelectric ceramic sheets, after the water seepage phenomenon occurs, the corresponding electromagnetic sheets can be electrified, so that the whole opposite piezoelectric sections can be adsorbed, the two piezoelectric ceramic sheets are mutually extruded, current is generated, and at the moment, the current is conductive along the conductive wires, so that the alarms are conducted, the alarm can be triggered, workers can perform manual intervention in time, and potential safety hazards are reduced.
Further, when two electromagnetic sheets are electrified simultaneously, mutual adsorption exists between the two electromagnetic sheets, when one electromagnetic sheet is electrified, mutual adsorption force exists between the electrified electromagnetic sheet and the patch in the opposite piezoelectric section, so that no matter in the box body, condensation enters the wire passing pipe, or rainwater outside the box body enters the wire passing pipe, or both enter the wire passing pipe simultaneously, the two piezoelectric ceramic sheets can be mutually extruded to generate current, and the alarm can alarm in time after water seepage in the wire passing pipe is effectively guaranteed.
Further, the loop segment and the piezoelectric segment are internally fixed to be inlaid with a water detection line, the water detection line comprises two wires, one wire is located in the loop segment and is connected with a power supply, the other wire is fixedly extended into the piezoelectric segment and is electrically connected with the electromagnetic sheet, the end parts, close to each other, of the two wires are externally wrapped with a water absorption conductive core, the wires in the loop segment are externally wrapped with the water absorption core, the water absorption core and the water absorption conductive core are made of water absorption materials, and the water absorption core and the water absorption ring are mutually contacted, when water seepage occurs, water enters the water absorption conductive core along the water absorption core, at this time, due to the conductivity of the water, the two wires are conducted, so that the electromagnetic sheet is electrified to one wire, and then the piezoelectric module can generate current when water seepage occurs.
Furthermore, the sleeve segment and the wire passing pipe are of hard transparent structures, the water diversion core is made of water-absorbing materials with water-staining powder adhered to the surfaces, and after warning and early warning by the alarm, workers can quickly and preliminarily judge whether water is seeped from outside to inside or from inside to outside according to the staining condition of the water diversion cores at two sides when the workers come to the site for maintenance.
Compared with the prior art, the application has the advantages that:
(1) Through the arrangement of the wire passing pipe, compared with the prior art, the mouth part orientation of the wire outlet hole can be changed, the situation that external rainwater is infiltrated inwards is effectively reduced, meanwhile, when the waterproof problem occurs, water moves upwards along the water change rod and changes color, so that a plurality of ascending color bars can be observed at the outer convex cover, a certain warning effect can be carried out on site workers, on the other hand, water can gather along the water checking pipe towards the middle part, the piezoelectric module is enabled to extrude and generate electricity, at the moment, the alarm is triggered to give an alarm, the warning range can be greatly enlarged, the warning effect is improved, manual timely intervention is facilitated, and potential safety hazards are greatly reduced; in addition, after the alarm is conducted, the internal and external water seepage condition can be judged according to the marks at the water detection pipe.
Drawings
FIG. 1 is a schematic view of the front face of the present application;
FIG. 2 is a radial cross-sectional view of the conduit of the present application;
FIG. 3 is a cross-sectional view of the water variable lever of the present application;
FIG. 4 is a front-to-back variation of the wire conduit of the present application before and after the completion of the wire connection of the post-tap wire;
FIG. 5 is a transverse cross-sectional view of the conduit of the present application;
FIG. 6 is a cross-sectional view of a water detection tube portion of the present application;
FIG. 7 is a schematic diagram of the present application after the water detecting line in the water detecting pipe is conducted during water seepage;
fig. 8 is a principal sketch of the application with an alarm triggered.
The reference numerals in the figures illustrate:
1 box, 2 wire pipes, 3 outer convex covers, 31 side frames, 32 pressing layers, 4 alarms, 5 water change rods, 51 wire bundles, 52 wire protection spherical shells, 53 water change wires, 6 water absorption rings, 7 water detection pipes, 71 wire sleeve segments, 72 piezoelectric segments, 73 elastic rubber rods, 81 patches, 82 electromagnetic sheets, 83 piezoelectric ceramic sheets, 91 water diversion cores, 92 water absorption conductive cores and 10 conductive wires.
Detailed Description
The embodiments of the present application will be described in detail and fully with reference to the accompanying drawings, and it is intended that all other embodiments of the application, which are apparent to one skilled in the art without the inventive faculty, are included in the scope of the present application.
Example 1:
the application provides an outdoor high-voltage cable tapping box, referring to fig. 1-2, which comprises a box body 1, wherein a wire outlet hole is drilled on the box body 1, a wire passing pipe 2 is fixedly connected to the wire outlet hole part, an outer convex cover 3 is fixedly connected to the upper end of the wire passing pipe 2, an alarm 4 is arranged at the lower end of the wire passing pipe 2, the outer convex cover 3 comprises a side frame 31 fixed with the wire passing pipe 2 and a pressing layer 32 fixedly connected to the top of the side frame 31, and a plurality of uniformly distributed water change rods 5 are fixedly connected to the lower end of the pressing layer 32.
Referring to fig. 5, two water absorbing rings 6 are fixedly embedded in the inner wall of the wire pipe 2, the two water absorbing rings 6 are respectively located at two sides of the outer convex cover 3, a water detecting pipe 7 is fixedly connected between the two water absorbing rings 6, the water detecting pipe 7 comprises two sleeve wire sections 71, a piezoelectric section 72 fixedly connected to one end of the two sleeve wire sections 71 close to each other, and a piezoelectric module connected between the two piezoelectric sections 72, a plurality of elastic rubber rods 73 are connected between the two piezoelectric sections 72, and the alarm 4 is electrically connected with the piezoelectric module.
Referring to fig. 3, the water transformer 5 includes a wire harness tube 51 fixed to the pressing layer 32, a wire protection ball shell 52 fixedly connected to the bottom of the wire harness tube 51, and a plurality of water transformer wires 53 plugged in the wire harness tube 51, wherein the lower end surfaces of the water transformer wires 53 extend into the wire protection ball shell 52, the wire harness tube 51 and the wire protection ball shell 52 are both of hard transparent structures, so that the water transformer wires 53 are not easy to be blocked from color change after water absorption, the wire protection ball shell 52 is made of brittle materials, and can be broken to leak the water transformer wires 53 when pressed, and the water transformer wires 53 are made of water-absorbing materials with water-color-changing powder adhered on the surfaces.
Referring to fig. 4, the side frame 31 is of a hard transparent structure, so as to observe the color change at the position of the water change rod 5 after water seepage, the pressing layer 32 is of an elastic sealing structure protruding outwards, the lower ends of the water change rods 5 extend into the conduit 2, and the ends of the water change rods 5 are not lower than the first quarter point of the vertical inner diameter of the conduit 2, so that when not in use, the water change rods 5 are positioned at a relatively upper position under the action of the pressing layer 32, after the cables pass through the conduit 2 after wiring, the water change rods 5 are not easy to influence the cables in the conduit 2, in addition, after the cable position adjustment, the pressing layer 32 can be pressed downwards, so that the lower ends of the water change rods 5 move downwards and are in pressing contact with the cables until the lower ends are pressed and cracked, at this time, the water change wires 53 can be fully contacted with the cables, as shown in fig. 4, after water seepage, the water change rods 5 can be quickly absorbed upwards, so that the water change the color of the water change wires 5, and the upper surface of the cables are kept in a horizontal state by using or transparent adhesive tapes to limit the pressing layer 32, so that the water change wires 53 when the water change the water absorption state.
In addition, it is noted that the wire-protecting ball cover 52 is made of a brittle and low-hardness material, such as calcium carbonate, so that the wire-protecting ball cover 52 resembles an eggshell, and is not easy to damage the cable when being crushed and broken.
Referring to fig. 6, the piezoelectric module includes two patches 81 and electromagnetic plates 82 respectively fixedly embedded in two piezoelectric segments 72, and two piezoelectric ceramic plates 83 respectively fixedly connected to end surfaces of the piezoelectric segments 72, wherein conductive wires 10 are connected to end surfaces of the two piezoelectric ceramic plates 83, which are close to each other, the conductive wires 10 are connected to the alarm 4, the patches 81 are located at one sides of the electromagnetic plates 82, which are far away from the piezoelectric ceramic plates 83, when water seepage occurs, the corresponding electromagnetic plates 82 are electrified, so that an adsorption force is generated on the whole piezoelectric segments 72, the two piezoelectric ceramic plates 83 are mutually extruded, and current is generated, and at this time, the current is conductive along the conductive wires 10, so that the alarm 4 is conducted, an alarm can be triggered, workers can perform manual intervention in time, and potential safety hazards are reduced.
When two electromagnetic plates 82 are electrified simultaneously, mutual adsorption exists between the two electromagnetic plates, when one electromagnetic plate 82 is electrified, mutual adsorption force exists between the electrified electromagnetic plate 82 and the patch 81 in the opposite piezoelectric section 72, so that no matter in the box body 1, condensation enters the wire passing pipe 2, or rainwater outside the box body 1 enters the wire passing pipe 2, or both enter the wire passing pipe 2 simultaneously, the two piezoelectric ceramic plates 83 can be mutually extruded to generate current, and the alarm 4 can alarm in time after water seepage in the wire passing pipe 2 is effectively ensured.
As shown in fig. 7, the water detection line is fixedly inlaid in the sleeve line section 71 and the piezoelectric section 72, the water detection line comprises two wires, one wire is positioned in the sleeve line section 71 and is connected with a power supply, the other wire is fixedly extended into the piezoelectric section 72 and is electrically connected with the electromagnetic sheet 82, a water-absorbing conductive core 92 is wrapped outside the end parts of the two wires, which are close to each other, the wire in the sleeve line section 71 is wrapped with a water diversion core 91, the water diversion core 91 and the water-absorbing conductive core 92 are made of water-absorbing materials, the water diversion core 91 and the water absorption ring 6 are mutually contacted, when water seepage occurs, water enters the water-absorbing conductive core 92 along the water diversion core 91, at this time, due to the conductivity of the water, the two wires are conducted, so that the electromagnetic sheet 82 is electrified, the piezoelectric module can generate current during water seepage, the sleeve line section 71 and the water-passing pipe 2 are also made of hard transparent structures, after the alarm 4 warns that the water diversion core 91 is made of water-absorbing materials with water-color-changing powder on the surfaces, and workers can quickly judge whether water seepage is carried out from inside to outside or outside initially when the water seepage is carried out on site.
Through the arrangement of the wire passing pipe 2, compared with the prior art, the mouth part orientation of the wire passing pipe can be changed, the situation that external rainwater is inwardly infiltrated is effectively reduced, meanwhile, when the problem of waterproofness occurs, on one hand, water moves upwards along the water changing rod 5 and changes color, so that a plurality of upward color bars can be observed at the outer convex cover 3, a certain warning effect can be carried out on site staff, as shown in fig. 8, on the other hand, water can gather along the water checking pipe 7 towards the middle part, the piezoelectric module is enabled to extrude and generate electricity, the alarm 4 is triggered to give an alarm at the moment, the warning range can be greatly enlarged, the warning effect is improved, the manual timely intervention is facilitated, and the potential safety hazard is greatly reduced; in addition, after the alarm 4 is conducted, the internal and external water seepage condition can be judged according to the marks at the water detection pipe 7.
The foregoing is merely illustrative of the best modes of carrying out the application in connection with the actual requirements, and the scope of the application is not limited thereto.
Claims (7)
1. The utility model provides an outdoor high-voltage cable tapping box, includes box (1), the cutting has the wire hole on box (1), its characterized in that, wire hole oral area fixedly connected with wire pipe (2), wire pipe (2) upper end fixedly connected with evagination cover (3), alarm (4) are installed to wire pipe (2) lower extreme, evagination cover (3) include with wire pipe (2) fixed side frame (31) and fixed connection at side frame (31) top piezoelectricity layer (32), piezoelectricity layer (32) lower extreme fixedly connected with a plurality of evenly distributed's water change pole (5), wire pipe (2) inner wall fixed mosaic has two water absorption ring (6), two water absorption ring (6) are located the both sides of evagination cover (3) respectively, two water detection pipe (7) are fixedly connected with between water absorption ring (6), water detection pipe (7) include two sleeve wire sections (71), fixed connection are close to each other at two sleeve wire sections (71) and are connected with between two piezoelectricity module (72) and two piezoelectricity module (72), piezoelectricity module (72) are connected with each other between piezoelectricity module (72;
the piezoelectric module comprises two patches (81) and electromagnetic plates (82) which are respectively and fixedly inlaid in two piezoelectric sections (72) and two piezoelectric ceramic plates (83) which are respectively and fixedly connected to the end faces of the piezoelectric sections (72), wherein the end faces, close to each other, of the piezoelectric ceramic plates (83) are connected with a conducting wire (10), the conducting wire (10) is connected with an alarm (4), the patches (81) are located on one side, far away from the piezoelectric ceramic plates (83), of the electromagnetic plates (82), when the electromagnetic plates (82) are electrified, mutual adsorption exists between the patches (81) and the electromagnetic plates (82) which are electrified, when one of the electromagnetic plates (82) is electrified, mutual adsorption force exists between the electrified electromagnetic plates (82) and the patches (81) in the opposite piezoelectric sections (72), the sleeve wire sections (71) and the piezoelectric sections (72) are internally fixedly inlaid with detection wires, one conducting wire is located in the sleeve wire sections (71) and connected with a power supply, the other conducting wire is fixedly extended into the piezoelectric sections (72) and is connected with the piezoelectric plates (82), and the two conducting wires (92) are wrapped by the conducting wires and wrapped by the water-wrapped by the conducting wire (91).
2. An outdoor high-voltage cable distribution box according to claim 1, characterized in that the side frames (31) are of a hard transparent structure, and the pressing layer (32) is of a convex elastic sealing structure.
3. An outdoor high voltage cable distribution box according to claim 1, characterized in that the lower ends of a plurality of said water change bars (5) extend into the conduit (2) and that the water change bars (5) ends are not lower than the first quarter point of the vertical inner diameter of the conduit (2).
4. An outdoor high-voltage cable distribution box according to claim 1, characterized in that the water transformer rod (5) comprises a wire harness tube (51) fixed with the pressing layer (32), a wire protection spherical shell (52) fixedly connected to the bottom of the wire harness tube (51) and a plurality of water transformer wires (53) plugged in the wire harness tube (51), and the lower end surfaces of the water transformer wires (53) extend into the wire protection spherical shell (52).
5. The outdoor high-voltage cable distribution box according to claim 4, wherein the wire harness tube (51) and the wire protection spherical shell (52) are of hard transparent structures, the wire protection spherical shell (52) is made of brittle materials, and the water-change wire (53) is made of water-absorbing materials with water-change powder adhered to the surfaces.
6. An outdoor high-voltage cable distribution box according to claim 1, characterized in that the water diversion core (91) and the water absorption conductive core (92) are made of water absorption materials, and the water diversion core (91) and the water absorption ring (6) are in contact with each other.
7. An outdoor high-voltage cable distribution box according to claim 6, characterized in that the sleeve wire section (71) and the wire pipe (2) are of a hard transparent structure, and the water diversion core (91) is made of a water-absorbing material with water-color-changing powder adhered on the surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202311041355.0A CN116780458B (en) | 2023-08-18 | 2023-08-18 | Outdoor high-voltage cable distribution box |
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CN202311041355.0A CN116780458B (en) | 2023-08-18 | 2023-08-18 | Outdoor high-voltage cable distribution box |
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CN116780458A CN116780458A (en) | 2023-09-19 |
CN116780458B true CN116780458B (en) | 2023-10-20 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107819316A (en) * | 2017-12-18 | 2018-03-20 | 余金铭 | A kind of intelligent cable feeder pillar |
CN111900693A (en) * | 2020-06-28 | 2020-11-06 | 浙江顺唐电力科技有限公司 | Protection mechanism for cable branch box |
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2023
- 2023-08-18 CN CN202311041355.0A patent/CN116780458B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107819316A (en) * | 2017-12-18 | 2018-03-20 | 余金铭 | A kind of intelligent cable feeder pillar |
CN111900693A (en) * | 2020-06-28 | 2020-11-06 | 浙江顺唐电力科技有限公司 | Protection mechanism for cable branch box |
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