CN113991431B - Thunder driving device with lifting function - Google Patents
Thunder driving device with lifting function Download PDFInfo
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- CN113991431B CN113991431B CN202111279343.2A CN202111279343A CN113991431B CN 113991431 B CN113991431 B CN 113991431B CN 202111279343 A CN202111279343 A CN 202111279343A CN 113991431 B CN113991431 B CN 113991431B
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- rod
- seat
- rope
- lifting
- lifting rod
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T19/00—Devices providing for corona discharge
- H01T19/04—Devices providing for corona discharge having pointed electrodes
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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
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
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- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention relates to a lightning arrester with a lifting function, which comprises a bottom rod, a lifting rod, a lightning arrester main body arranged at the top end of the lifting rod and a reinforcing rod for assisting in supporting the unfolded lifting rod, wherein the lifting rod comprises a plurality of sequentially nested cylinders, and a second mounting plate is arranged at the top end of the cylinder at the topmost end; the bottom rod is movably connected with a holding seat, the holding seat can be arranged at different heights of the bottom rod, the second mounting plate is provided with an upper seat, the holding seat is provided with a lower seat, and the upper end and the lower end of the reinforcing rod are respectively detachably arranged in the upper seat and the lower seat; according to the invention, the auxiliary support of the lifting rod is realized by arranging the reinforcing rod, the shaking which is easy to occur after the lifting rod is lifted and meets wind is reduced, the breakage of the lifting rod due to the shaking is avoided, and the potential safety hazard is reduced; the lifter is the concatenation formula, can continue the unit pole that the quantity differs and adjust the overall length, can adapt to the support that expandes to the lifter of co-altitude not.
Description
Technical Field
The invention belongs to the technical field of lightning protection devices, and particularly relates to a lightning arrester with a lifting function.
Background
The lightning protection device is a necessary device for buildings and outdoor operation equipment, and the lightning protection device is higher than the protected buildings or equipment when being installed, so that a high support rod is often needed for supporting. In the outdoor environment, the long pole is inconvenient to carry, so the lifting rod is usually used as the pole to install the lightning protection device. The height of the existing lifting rod is more than 3-25 m, but the existing lifting rod has the problem that the convenience is considered, the common lifting rod is formed by a multi-section sleeve structure, the sleeve is thinner and thinner from bottom to top, but the deflection is not enough after the lifting rod is easily caused, the lifting rod is easy to shake in the presence of wind and rain, and if the shaking frequency of the lifting rod, especially the thinner sleeve on the upper part of the lifting rod, far exceeds the reciprocating times of steel materials capable of bearing fatigue load, the lifting rod is easy to suddenly break, and potential safety hazards exist.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a lightning arrester with a lifting function.
The technical scheme of the invention is as follows:
a lightning arrester with a lifting function comprises a bottom rod, a lifting rod detachably connected to the top end of the bottom rod through a first mounting plate, a lightning arrester main body arranged at the top end of the lifting rod and a reinforcing rod used for assisting in supporting the unfolded lifting rod, wherein the lifting rod comprises a plurality of sequentially nested cylinders, a second mounting plate is arranged at the top end of the topmost cylinder, the outer diameter of the second mounting plate is larger than that of the largest cylinder of the lifting rod, and the lightning arrester is mounted in the center of the second mounting plate;
the bottom rod is movably connected with a holding seat, the holding seat can be installed at different heights of the bottom rod, an upper seat with an upward opening is arranged on the bottom surface of the second installation plate, a lower seat with an upward opening is arranged on the upper surface of the holding seat, the upper seat and the lower seat are oppositely arranged, and the upper end and the lower end of the reinforcing rod are detachably arranged in the upper seat and the lower seat respectively; the reinforcing rod comprises an ejector rod which is communicated along the axis and a plurality of unit rods which are sequentially spliced, the top of each unit rod is provided with a narrow part, and the bottom of each unit rod and the bottom of the ejector rod are provided with clamping grooves which can be used for inserting and limiting the narrow parts; the upper seat is detachably provided with a pull rope, and the pull rope sequentially penetrates through the ejector rod and the unit rod and then is clamped and fixed on the holding seat.
Furthermore, a rope fixing block which can be in threaded connection with the second connecting plate is arranged in the upper seat, and one end of the pull rope is fixed to the rope fixing block.
Furthermore, a rope through hole which is communicated up and down is arranged on the embracing seat, and an opening at the upper end of the rope through hole is arranged in the lower seat; the lower part of the holding seat is provided with a rope clamping seam, and the pull rope can be fixed in the rope clamping seam by clamping.
Furthermore, a locking piece capable of being fixed on the pull rope is arranged below the holding seat, and the locking piece is abutted against the lower end of the holding seat after clamping the pull rope to fix the length of the pull rope.
Furthermore, a rope clamping block is fixed on the lower surface of the holding seat through a bolt, and the pull rope is clamped and fixed between the rope clamping block and the holding seat.
Furthermore, at least one of the opposite surfaces of the rope clamping block and the holding seat is provided with a salient point.
Furthermore, a guide plate is arranged on the upper portion of the cylinder body in the middle of the lifting rod, a guide hole which is right opposite to the upper seat is formed in the outer end of the guide plate, and the reinforcing rod penetrates through the guide hole.
Furthermore, a bottom plate is arranged at the bottom of the bottom rod, 3-4 supporting legs are hinged to the bottom plate, a leg binding cover is sleeved on the bottom rod, and the leg binding cover can be contained in the leg binding cover when all the leg binding covers are erected upwards.
Furthermore, the bottom of the leg binding cover is provided with a notch for pressing the support leg in a horizontal state, the top of the leg binding cover is in threaded connection with a locking bolt, and the locking bolt can abut against the bottom rod to fix the height of the leg binding cover.
Furthermore, in order to prevent the notch from deforming, a reinforcing ring is arranged at the bottom of the leg binding cover belt, so that the strength of the notch and the bottom of the leg binding cover is increased, and the leg binding cover is not easy to deform.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the auxiliary support of the lifting rod is realized by arranging the reinforcing rod, the shaking which is easy to occur after the lifting rod is lifted and meets wind is reduced, the breakage of the lifting rod due to the shaking is avoided, and the potential safety hazard is reduced; the lifter is the concatenation formula, can continue the unit pole that the quantity differs and adjust the overall length, can adapt to the support that expandes to the lifter of co-altitude not.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a point a in fig. 1.
Fig. 3 is a schematic structural view of a bottom bar according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a leg of an embodiment of the present invention in a flat position.
FIG. 5 is a schematic view of the first sub-mount and the sub-block in accordance with an embodiment of the present invention.
Fig. 6 is a schematic view of the first sub-mount and the sub-block in another view according to the embodiment of the present invention.
FIG. 7 is a schematic diagram of the assembly of the unit rods according to the embodiment of the present invention.
In the figure, a bottom rod 1, a bottom plate 11, a first mounting plate 12 and a support leg 13; the lifting rod 2, the guide plate 21, the second mounting plate 22 and the upper seat 23; a reinforcing bar 31, a unit bar 311, a narrow portion 312, a pulling rope 32, a rope fixing block 33, and a rope ring 34; the holding seat 4, the first sub-seat 401, the lower seat 41, the rope through hole 42, the rope clamping seam 43, the rope clamping block 44, the sub-block 404, the hole 46 for the second bolt to pass through, the top strip 47 and the salient point 49; a lightning arrester main body 5; leg covering 6, notch 61 and locking hole 62.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 7, a lightning arrester with a lifting function comprises a bottom rod 1, a lifting rod 2 detachably connected to the top end of the bottom rod 1 through a first mounting plate 12, a lightning arrester main body 5 arranged at the top end of the lifting rod 2, and a reinforcing rod 31 for assisting in supporting the unfolded lifting rod 2, wherein the lifting rod 2 comprises a plurality of sequentially nested cylinders, a second mounting plate 22 is arranged at the top end of the topmost cylinder, the outer diameter of the second mounting plate 22 is larger than the outer diameter of the largest cylinder of the lifting rod 2, and the lightning arrester is mounted in the center of the second mounting plate 22;
the bottom rod 1 is movably connected with a holding seat 4, the holding seat 4 can be installed at different heights of the bottom rod 1, the holding seat 4 comprises a first sub seat 401 and a second sub seat, and the first sub seat 401 and the second sub seat are fixed on the bottom rod 1 in a manner similar to the fixing of a hoop, so that the installation position of the holding seat 4 can be adjusted; the bottom surface of the second mounting plate 22 is provided with an upper seat 23 with an opening facing downwards, the upper surface of the embracing seat 4 is provided with a lower seat 41 with an opening facing upwards, the upper seat 23 and the lower seat 41 are arranged oppositely, that is, the upper seat 23 and the lower seat 41 are arranged on a straight line, the upper end and the lower end of the reinforcing rod 31 are respectively detachably arranged in the upper seat 23 and the lower seat 41, the number of the lower seats 41 is 2-4, and the number of the upper seats 23 on the first sub-seat 401 and the number of the upper seats 23 on the second sub-seat can be unequal; because the height of the lifting rod 2 can be changed, the length of the reinforcing rod 31 is also adjustable, the reinforcing rod 31 comprises a top rod which runs through along the axis and a plurality of unit rods 311 which are sequentially inserted, the top of the unit rods 311 is provided with a narrow part 312, the bottom of the unit rods 311 and the bottom of the top rod are provided with clamping grooves which can be inserted and limited by the narrow part 312, the top rod can be inserted or screwed into the upper seat 23, the plurality of unit rods 311 are sequentially connected and spliced to the height which is suitable for the lifting rod 2, the lower end of the bottommost unit rod 311 is inserted into the lower seat 41, and the length of the unit rods 311 is fixed and is generally set to be 1-2 m; go up the detachable stay cord 32 that is provided with on the seat 23, stay cord 32 passes ejector pin and unit pole 311 back clamp in proper order and fixes on embracing seat 4, and the effect of stay cord 32 is taut stiffener 31 that the concatenation formed, makes the connection between the different unit poles 311 more firm, can also play the guide effect, is convenient for wear the counterpoint of unit pole 311 on stay cord 32.
Further, as shown in fig. 1, 3 and 6, the clasping seat 4 is provided with a rope through hole 42 which is vertically penetrated, and the upper end of the rope through hole 42 is opened in the lower seat 41.
Further, as shown in fig. 1 to 7, a rope fixing block 33 capable of being connected to the second connecting plate by screw threads is arranged in the upper seat 23, and one end of the pulling rope 32 is fixed to the rope fixing block 33; specifically, the rope fixing block 33 clamps and fixes the upper end of the pulling rope 32 or a rope ring 34 is arranged on the rope fixing block 33, and the upper end of the pulling rope 32 can be tied on the rope ring 34 to realize fixation; correspondingly, a threaded hole is formed in the second connecting plate, the rope fixing block 33 comprises a threaded portion matched with the threaded hole and a fixing portion for fixing the pulling rope 32, the upper end or the rope ring 34 for clamping and fixing the pulling rope 32 belongs to the category of the fixing portion, and obviously, the circumscribed circle profile of the fixing portion needs to be smaller than the inner diameter of the ejector rod.
Further, as shown in fig. 1, a guide plate 21 is disposed on the upper portion of the cylinder in the middle of the lifting rod 2, a guide hole facing the upper seat 23 is disposed at the outer end of the guide plate 21, the reinforcing rod 31 penetrates through the guide hole, the guide plate 21 is used for limiting the reinforcing rod 31 in the middle of the reinforcing rod 31 to keep the reinforcing rod 31 in a vertical state, and meanwhile, the reinforcing rod 31 can be used for stabilizing the middle of the lifting rod 2.
When the reinforcing rod 31 is used and installed, before the lifting rod 2 is about to rise, the rope fixing block 33 sequentially penetrates through the lifting rod 2 with the expected length from bottom to top, of course, the lifting rod comprises an ejector rod and a plurality of unit rods 311, then the rope fixing block 33 is pulled out from the upper end of the ejector rod for a certain distance, then the rope fixing block is fixed on the second connecting plate in a threaded manner, then the ejector rod is installed in the upper seat 23, the lower end of the pull rope 32 penetrates through the rope through hole 42 and then penetrates out, the pull rope 32 is tensioned after the ejector rod and the used unit rods 311 are aligned and spliced, the holding seat 4 is adjusted to the position capable of abutting against the unit rod 311 at the lowest end and then fixed, and finally the lower end of the pull rope 32 is fixed, so that the installation of the reinforcing rod 31 is realized; if the length of the lifting rod 2 needs to be adjusted, the holding seat 4 is loosened from the bottom rod 1, the pulling rope 32 is pulled out from the rope through hole 42 to be free, the unit rod 311 positioned below is taken away or the supplementary unit rod 311 is penetrated from the lower end of the pulling rope 32, and then the lower seat 41 is used for tightly abutting against the reinforcing rod 31 and then is fixed on the bottom rod 1; according to the use requirement, the length of the pull rope 32 is supposed to be larger than the sum of the maximum length of the lifting rod 2 and the length of the bottom rod 1, the pull rope 32 is also a steel wire rope according to the convention, and other high-strength ropes can also be used.
Compared with the traditional windproof rope for windproof fixation, the reinforcing rod 31 is flexible, so that the tightness degree is different when the lifting rod 2 is fixed from different angles, namely the peripheral side of the lifting rod 2 is stressed unevenly, and the windproof fixation effect is influenced; the reinforcing rod 31 is rigid and is connected by the pull rope 32, so that the supporting force is strong after splicing, and the reinforcing and supporting effect on the lifting rod 2 can be well played.
Further, as shown in fig. 1 and 3, a rope clamping slot 43 is provided at a lower portion of the clasping seat 4, and the pulling rope 32 can be clamped and fixed in the rope clamping slot 43; specifically, a boss is protrudingly provided at the lower portion of the clasping seat 4, a rope clamping seam 43 with a large opening and a gradually decreasing inner portion is horizontally provided at the outer periphery of the boss, and the lowest purpose of the rope clamping seam 43 is to temporarily clamp the fixing hole pull rope 32, temporarily fix the pull rope 32, and facilitate the subsequent firm fixation of the lower end of the pull rope 32.
Furthermore, a locking piece which can be fixed on the pull rope 32 is arranged below the embracing seat 4, and the locking piece clamps the pull rope 32 and then abuts against the lower end of the embracing seat 4 to fix the length of the pull rope 32; the locking piece can adopt a rope clamping block, a lead seal and the like, the rope clamping block comprises two independent or threaded sub-clamping blocks, and the two sub-clamping blocks can be fixed on the pull rope 32 through bolts or steel wires; when the lead seal is used, the pull rope 32 is wound on the lead seal rope for several turns and then fixed.
Further, as shown in fig. 1, fig. 3, fig. 5 and fig. 6, a rope clamping block 44 is fixed on the lower surface of the embracing seat 4 through a bolt, and the pulling rope 32 is clamped and fixed between the rope clamping block 44 and the embracing seat 4; the draw cord 32 needs to be spread apart on the cord gripper block 44 to avoid overlapping; the rope clamping block 44 is fixed at the bottom of the embracing seat 4 through a second bolt, and the position of a hole 46 for the second bolt to pass through on the embracing seat 4 is obviously staggered with the position of the lower seat 41; specifically, the rope clamping block 44 is also composed of a plurality of segments 404, but the segments are not necessarily circular after being spliced, because the segments 404 of each rope clamping block 44 can be independently fixed on the clasping seat 4 through a second bolt or other fixing piece.
Further, as shown in fig. 3, at least one of the opposite surfaces of the rope clamping block 44 and the clasping seat 4 is provided with a salient point 49, and the salient point 49 is used for increasing the friction or pressure on the pulling rope 32.
Further, as shown in fig. 5 to 6, the upper surface of the rope clamping block 44 is provided with a top strip 47, the top strip 47 can abut against the lower surface of the embracing seat 4 when the rope clamping block 44 is installed on the embracing seat 4 for fixation, so that a plurality of spaced narrow seams are formed between the embracing seat 4 and the clamping block, the height of the seams is smaller than half of the diameter of the rope, thereby the different pulling ropes 32 can be separately clamped, and the rope stacking and overlapping are avoided, so that the clamping and fixing effects are not affected.
Further, as shown in fig. 3 to 4, a bottom plate 11 is arranged at the bottom of the bottom rod 1, 3 to 4 support legs 13 are hinged to the bottom plate 11, and a plurality of fixing holes for fixing the bottom rod 1 on the ground are also arranged on the bottom plate 11; the bottom rod 1 is sleeved with the leg restraining cover 6, the leg restraining cover 6 is narrow at the top and wide at the bottom and is in a horn shape, the leg restraining cover 6 can move up and down along the bottom plate 11 and is locked, and all the leg restraining covers 6 can be accommodated in the leg restraining cover 6 when standing upwards, so that the legs 13 can be accommodated conveniently when the leg restraining cover is carried or not used, and the occupied space is reduced.
Further, as shown in fig. 3 to 4, the bottom of the leg-restraining cover 6 is provided with a notch 61 for pressing the leg 13 in a horizontal state, the top of the leg-restraining cover 6 is screwed with a locking bolt, and a position of a locking hole 6262 for installing the locking bolt is marked in fig. 3 and 4; the locking bolt can be abutted against the bottom rod 1 to fix the height of the leg binding cover 6; when the supporting legs 13 are horizontally fixed, the upper end faces of the notches 61 abut against the supporting legs 13, the supporting legs 13 are pressed and fixed, and the supporting legs 13 are prevented from shaking.
Further, as shown in fig. 3 to 4, in order to prevent the deformation of the notch 61, a reinforcing ring is provided at the bottom of the leg-restraining cover 6, and the strength of the notch 61 and the bottom of the leg-restraining cover 6 is increased, so that the deformation is not easily caused.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a drive thunder ware with raising and lowering functions which characterized in that: the mine driving device comprises a bottom rod, a lifting rod detachably connected to the top end of the bottom rod through a first mounting plate, a mine driving device main body arranged at the top end of the lifting rod and a reinforcing rod used for assisting in supporting the unfolded lifting rod, wherein the lifting rod comprises a plurality of sequentially nested cylinders, a second mounting plate is arranged at the top end of the topmost cylinder, the outer diameter of the second mounting plate is larger than that of the largest cylinder of the lifting rod, and the mine driving device is arranged in the center of the second mounting plate;
the bottom rod is movably connected with a holding seat, the holding seat can be installed at different heights of the bottom rod, an upper seat with an upward opening is arranged on the bottom surface of the second installation plate, a lower seat with an upward opening is arranged on the upper surface of the holding seat, the upper seat and the lower seat are oppositely arranged, and the upper end and the lower end of the reinforcing rod are detachably arranged in the upper seat and the lower seat respectively; the reinforcing rod comprises an ejector rod which is communicated along the axis and a plurality of unit rods which are sequentially spliced, the top of each unit rod is provided with a narrow part, and the bottom of each unit rod and the bottom of the ejector rod are provided with clamping grooves which can be used for inserting and limiting the narrow parts; the upper seat is detachably provided with a pull rope, and the pull rope sequentially penetrates through the ejector rod and the unit rod and then is clamped and fixed on the holding seat.
2. The lightning arrester with lifting function according to claim 1, characterized in that: a rope fixing block which can be in threaded connection with the second connecting plate is arranged in the upper seat, and one end of the pull rope is fixed on the rope fixing block.
3. The lightning arrester with lifting function according to claim 1, characterized in that: the holding seat is provided with a rope through hole which is communicated up and down, and the upper end opening of the rope through hole is arranged in the lower seat; the lower part of the holding seat is provided with a rope clamping seam, and the pull rope can be fixed in the rope clamping seam by clamping.
4. The lightning arrester with lifting function according to claim 3, characterized in that: the lower part of the holding seat is provided with a locking piece which can be fixed on the pull rope, and the locking piece is abutted against the lower end of the holding seat after clamping the pull rope to realize the fixation of the length of the pull rope.
5. The lightning arrester with lifting function according to claim 3, characterized in that: and a rope clamping block is fixed on the lower surface of the holding seat through a bolt, and the pull rope is clamped and fixed between the rope clamping block and the holding seat.
6. The lightning arrester with lifting function according to claim 5, characterized in that: at least one of the opposite surfaces of the rope clamping block and the holding seat is provided with a salient point.
7. The lightning arrester with lifting function according to claim 1, characterized in that: the upper portion of the barrel in the middle of the lifting rod is provided with a guide plate, the outer end of the guide plate is provided with a guide hole which is right opposite to the upper seat, and the reinforcing rod penetrates through the guide hole.
8. The lightning arrester with lifting function according to claim 1, characterized in that: the bottom of the bottom rod is provided with a bottom plate, 3-4 supporting legs are hinged to the bottom plate, the bottom rod is sleeved with a leg binding cover, and the leg binding cover can be contained in the leg binding cover when all the leg binding covers are erected upwards.
9. The lightning arrester with lifting function according to claim 8, characterized in that: the bottom of the leg binding cover is provided with a notch for pressing the support leg in a horizontal state, the top of the leg binding cover is in threaded connection with a locking bolt, and the locking bolt can abut against the bottom rod to fix the height of the leg binding cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111279343.2A CN113991431B (en) | 2021-10-29 | 2021-10-29 | Thunder driving device with lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111279343.2A CN113991431B (en) | 2021-10-29 | 2021-10-29 | Thunder driving device with lifting function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113991431A CN113991431A (en) | 2022-01-28 |
| CN113991431B true CN113991431B (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111279343.2A Active CN113991431B (en) | 2021-10-29 | 2021-10-29 | Thunder driving device with lifting function |
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| Country | Link |
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| CN (1) | CN113991431B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207559270U (en) * | 2017-10-31 | 2018-06-29 | 河南扬博防雷科技有限公司 | Hand-operated lifting arrester device |
| CN209217436U (en) * | 2019-01-10 | 2019-08-06 | 河南扬博不锈钢制品有限公司 | A kind of carbon fiber lifting/lowering lighting rod |
| CN209658868U (en) * | 2019-06-06 | 2019-11-19 | 河南汇聚防雷检测有限公司 | Motor driven field operation lightning-protection system |
| CN210926608U (en) * | 2019-12-26 | 2020-07-03 | 北京兴天通电讯科技有限公司 | Automatic lifting lightning rod |
| CN213071711U (en) * | 2020-09-24 | 2021-04-27 | 河南邦信防腐材料有限公司 | Motor-driven field operations lightning protection system lift lightning rod |
-
2021
- 2021-10-29 CN CN202111279343.2A patent/CN113991431B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207559270U (en) * | 2017-10-31 | 2018-06-29 | 河南扬博防雷科技有限公司 | Hand-operated lifting arrester device |
| CN209217436U (en) * | 2019-01-10 | 2019-08-06 | 河南扬博不锈钢制品有限公司 | A kind of carbon fiber lifting/lowering lighting rod |
| CN209658868U (en) * | 2019-06-06 | 2019-11-19 | 河南汇聚防雷检测有限公司 | Motor driven field operation lightning-protection system |
| CN210926608U (en) * | 2019-12-26 | 2020-07-03 | 北京兴天通电讯科技有限公司 | Automatic lifting lightning rod |
| CN213071711U (en) * | 2020-09-24 | 2021-04-27 | 河南邦信防腐材料有限公司 | Motor-driven field operations lightning protection system lift lightning rod |
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| Publication number | Publication date |
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| CN113991431A (en) | 2022-01-28 |
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