CN217305977U - Electric power monitoring alarm device - Google Patents
Electric power monitoring alarm device Download PDFInfo
- Publication number
- CN217305977U CN217305977U CN202220906501.6U CN202220906501U CN217305977U CN 217305977 U CN217305977 U CN 217305977U CN 202220906501 U CN202220906501 U CN 202220906501U CN 217305977 U CN217305977 U CN 217305977U
- Authority
- CN
- China
- Prior art keywords
- frame
- cable
- power monitoring
- alarm device
- fault indicator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Landscapes
- Locating Faults (AREA)
Abstract
The utility model provides an electric power monitoring and alarming device, which comprises a cable and a fault indicator, wherein the bottom of the cable is provided with the fault indicator, the top of the fault indicator is fixed with a mounting frame, the mounting frame is provided with notches along two sides of the cable, and two sides of the notch of the mounting frame are provided with clamping components, the cable slides to pass through the mounting frame and the clamping components, compared with the prior mounting mode, workers are not required to be conveyed to the mounting position of the cable by using a crane, the traffic jam caused by occupying larger space is avoided, compared with the single fault indicator, the cable is mounted on the surface of the cable, the connection between the cable and a telegraph pole is added, the stability and the connectivity of the device are maintained, and the device is moved to the mounting position by a telescopic mechanism pushing device, meanwhile, the locking and the unlocking are more convenient for the prior bolt fixing and mounting, and the telegraph pole climbing is not required to carry more tools, the physical strength of workers is saved.
Description
Technical Field
The utility model relates to an electric power monitoring field specifically is an electric power monitoring alarm device.
Background
In the field of power system detection, an overhead line fault indicator can be mounted on a cable line in an overhead line and used for judging that the line has a short-circuit fault, and once the line has the short-circuit fault, a line patrol worker can rapidly determine a short-circuit fault section, a branch and a fault point by means of red alarm display of the overhead line fault indicator;
because fault indicator need install in cable and overhead line junction, its position is far away apart from the position of wire pole, and the staff can't be directly through climbing the wire pole with fault indicator installation, need use the crane to carry the staff usually, and large-scale crane can occupy a large amount of spaces, influences the traffic to need the staff to carry more instrument and carry out fixed mounting, influence the installation effectiveness of device when current fault indicator installs.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing an electric power monitoring alarm device to solve the problem that proposes in the above-mentioned background art, the utility model discloses novel structure, through fixture and telescopic machanism's cooperation, the staff through scramble the wire pole alright with fault indicator promote the cable conductor detection position and lock the installation.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides an electric power monitoring alarm device, includes cable conductor and fault indicator, the cable conductor bottom is equipped with fault indicator, the fault indicator top is fixed with the installing frame, the installing frame has seted up the breach along the cable conductor both sides, and installing frame breach both sides are equipped with the centre gripping subassembly, the cable conductor slides and passes installing frame and centre gripping subassembly, installing frame one side is equipped with flexible subassembly, and flexible subassembly uses the centre gripping subassembly to connect as the transmission, the one end that the installing frame was kept away from to flexible subassembly is equipped with the belt circle.
Further, the centre gripping subassembly includes lower clamping frame, installing frame both sides breach department is fixed with lower clamping frame, and the clamping frame bottom slides on the surface and has cup jointed lower sliding sleeve down, the clamping frame top is equipped with the last clamping frame of specification such as lower, it has cup jointed last sliding sleeve to go up to slide on the surface, go up sliding sleeve both sides limit symmetry and be fixed with two and insert the post, and the corresponding position of inserting the post of lower sliding sleeve both sides has seted up the jack, it slides inside inserting the jack to insert the post, it is fixed with the otic placode on the side that last clamping frame and lower clamping frame are close to the installing frame inside, and goes up clamping frame and lower clamping frame and pass through the bolt fastening with the otic placode of one side.
Furthermore, go up the double-layered frame and be fixed with five elastic steel sheets with lower double-layered frame opposite side equidistance, and elastic steel sheet all is certain angle towards the outside, go up sliding sleeve and gliding sleeve and all with elastic steel sheet extrusion contact.
Furthermore, the telescopic assembly comprises a storage rod, the storage rod is arranged on one side of the installation frame, and an extension rod is inserted into the storage rod in a sliding mode.
Furthermore, the end, far away from the storage rod, of the outlet end of the storage rod and the end, far away from the storage rod, of the extension rod are connected with a connecting ring in a rotating mode, two telescopic rods are symmetrically fixed between the connecting rings, a bidirectional screw rod is fixed to the other side of the connecting ring on the surface of the extension rod, two connecting plates are symmetrically meshed with two ends of the bidirectional screw rod, and the two connecting plates are fixed to the corresponding lower sliding sleeve surfaces respectively.
Furthermore, a belt ring is arranged on one side, away from the cable, of the storage rod, and the storage rod is rotatably mounted on the belt ring through a universal shaft.
Furthermore, the inner walls of two sides of the mounting frame are rotatably provided with two pulleys through universal shafts, and the pulleys are in sliding contact with the side surfaces of the cables.
Furthermore, the top of the mounting frame is slidably inserted with a limiting rod, and the limiting rod is fixedly connected with the mounting frame through a bolt.
The utility model has the advantages that: the utility model relates to a power monitoring and alarming device, which comprises a cable; a fault indicator; installing a frame; a limiting rod; a pulley; a clamping assembly; a lower clamping frame; a jack; an ear plate; a lower sliding sleeve; an upper clamping frame; an upper sliding sleeve; an elastic steel sheet; inserting a column; a telescoping assembly; a storage rod; an extension bar; a telescopic rod; a connecting ring; a connecting plate; a bidirectional screw; a belt loop.
1. This electric power monitoring alarm device is through under the effect of flexible subassembly, provide kinetic energy for the centre gripping subassembly, and promote fault indicator and remove to the mounted position on, after accomplishing fault indicator installation, accomodate the pole and carry out the supporting role with the extension bar cooperation to fault indicator, reduce the pressure on the cable conductor, and under strong wind weather, certain rocking can take place for cable conductor and fault indicator, accomodate the pole this moment and rotate certain angle cooperation fault indicator along the universal shaft and slide, holding device's stability and connectivity.
2. This electric power monitoring alarm device passes through under the effect of centre gripping subassembly, through the cooperation of connecting plate with two-way screw rod, goes up sliding sleeve and lower sliding sleeve and removes to five elastic steel sheets extrudees, becomes the parallel form with it by the perk form extrusion to cable conductor surface extrusion parcel, strengthen the stability to the cable conductor installation.
3. This electric power monitoring alarm device passes through under the effect of pulley, and the laminating that the pulley can be better through the cardan shaft turned angle with the installing frame inner wall is on the cable conductor surface and drive fault indicator and remove.
4. This electric power monitoring alarm device is for current mounting means, need not to use the crane to carry the staff to the cable conductor mounted position, avoid taking up great space and cause the traffic jam, install at the cable conductor on the surface for fault indicator alone, add and be connected between the wire pole, the stability and the connectivity of holding device, and remove to the mounted position through telescopic machanism thrust unit, it is all more convenient to current bolt fixed mounting simultaneously locking and phase-locking, need not to carry more instrument climbing wire pole, save staff's physical power.
Drawings
Fig. 1 is a schematic view of the whole power monitoring alarm device and cable connection of the present invention;
fig. 2 is a schematic view of the overall structure of an electric power monitoring alarm device of the present invention;
fig. 3 is a schematic structural view of a telescopic assembly of the electric power monitoring alarm device of the present invention;
fig. 4 is a schematic view of the top structure of the mounting frame of the electric power monitoring alarm device of the present invention;
fig. 5 is a schematic structural view of a clamping assembly of the electric power monitoring alarm device of the present invention;
in the figure: 1. a cable wire; 2. a fault indicator; 3. installing a frame; 31. a limiting rod; 32. a pulley; 4. a clamping assembly; 41. a lower clamping frame; 42. a jack; 43. an ear plate; 44. a lower sliding sleeve; 45. an upper clamping frame; 46. an upper sliding sleeve; 47. an elastic steel sheet; 48. inserting a column; 5. a telescoping assembly; 51. a storage rod; 52. an extension bar; 53. a telescopic rod; 54. a connecting ring; 55. a connecting plate; 56. a bidirectional screw; 6. a belt loop.
Detailed Description
In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.
Referring to fig. 1 to 5, the present invention provides a technical solution: an electric power monitoring and alarming device comprises a cable 1 and a fault indicator 2, wherein the fault indicator 2 is arranged at the bottom of the cable 1, a mounting frame 3 is fixed at the top of the fault indicator 2, the mounting frame 3 is provided with notches along two sides of the cable 1, clamping components 4 are arranged on two sides of the notch of the mounting frame 3, the cable 1 slides through the mounting frame 3 and the clamping components 4, a telescopic component 5 is arranged on one side of the mounting frame 3, the telescopic component 5 is in transmission connection with the clamping components 4, a belt ring 6 is arranged at one end, away from the mounting frame 3, of the telescopic component 5, when the fault indicator 2 is mounted, a worker climbs to the position near a designated mounting position of a telegraph pole, the device is tightly attached to the cable 1 beside the telegraph pole, the clamping frames are clamped on two sides of the cable 1, one end of the telescopic component 5 is bound on the telegraph pole, the other end extends and pushes the mounting frame 3 and the fault indicator 2 to move along the cable 1, after reaching the joint of the cable and the overhead line, the cable 1 on two sides of the mounting frame 3 is wrapped and extruded by the clamping component 4, so that the fault indicator 2 is fixed (the fault indicator 2 is in the prior art, and the fault indicator 2 generally comprises parts such as current and voltage detection, fault judgment, fault indicator 2 drive, fault state indication, signal output, automatic delay reset control and the like).
In this embodiment, the telescopic assembly 5 includes a receiving rod 51, the receiving rod 51 is disposed on one side of the mounting frame 3, an extending rod 52 is inserted into the receiving rod 51 in a sliding manner, a belt ring 6 is disposed on one side of the receiving rod 51 away from the cable 1, the receiving rod 51 is rotatably mounted on the belt ring 6 through a universal shaft, two pulleys 32 are rotatably mounted on inner walls of two sides of the mounting frame 3 through universal shafts, the pulleys 32 are in sliding contact with a side surface of the cable 1, the belt ring 6 is bound on the surface of the cable, the extending rod 52 is then pushed to extend along the inside of the receiving rod 51, the mounting frame 3 and the fault indicator 2 are pushed to move along the surface of the cable under the action of the pulleys 32 until the mounting position is reached (the receiving rod 51 is connected with the belt ring 6 through the universal shaft, after the fault indicator 2 is mounted, the receiving rod 51 and the extending rod 52 cooperate to support the fault indicator 2, reduce the pressure on the cable conductor 1 to under strong wind weather, certain rocking can take place for cable conductor 1 and fault indicator 2, accomodate pole 51 this moment and rotate certain angle cooperation fault indicator 2 along the cardan shaft and slide, holding device's stability and connectivity, laminating that pulley 32 can be better through the cardan shaft turned angle with the 3 inner walls of installing frame is on the cable conductor 1 surface and drive fault indicator 2 and remove).
In this embodiment, the clamping assembly 4 includes a lower clamping frame 41, the notches at both sides of the mounting frame 3 are fixed with a lower clamping frame 41, the bottom surface of the lower clamping frame 41 is slidably sleeved with a lower sliding sleeve 44, the top of the lower clamping frame 41 is provided with an upper clamping frame 45 with equal specifications, the surface of the upper clamping frame 45 is slidably sleeved with an upper sliding sleeve 46, two side edges of the upper sliding sleeve 46 are symmetrically fixed with two inserting posts 48, the two sides of the lower sliding sleeve 44 correspond to the inserting posts 48, and are provided with inserting holes 42, the inserting posts 48 are slidably inserted into the inserting holes 42, the side edges of the upper clamping frame 45 and the lower clamping frame 41 close to the inside of the mounting frame 3 are fixed with ear plates 43, the ear plates 43 at the same side of the upper clamping frame 45 and the lower clamping frame 41 are fixed by bolts, the other side of the upper clamping frame 45 and the lower clamping frame 41 are equidistantly fixed with five elastic steel sheets 47, and the elastic steel sheets 47 are all in a certain angle towards the outside, the upper sliding sleeve 46 and the lower sliding sleeve 44 are all in extrusion contact with the elastic steel sheets 47, the outlet end of the receiving rod 51 and one end of the extension rod 52 far away from the receiving rod 51 are rotatably connected with connecting rings 54, two telescopic rods 53 are symmetrically fixed between the two connecting rings 54, the other side of the connecting ring 54 on the surface of the extension rod 52 is fixed with a bidirectional screw 56, two ends of the bidirectional screw 56 are symmetrically engaged and connected with two connecting plates 55, the two connecting plates 55 are respectively fixed on the surface of the corresponding lower sliding sleeve 44, before the fault indicator 2 is installed, the bolts on the ear plates 43 of the upper clamping frame 45 and the lower clamping frame 41 are firstly taken down, the upper clamping frame 45 and the upper sliding sleeve 46 are taken down, the cable 1 passes through the lower clamping frame 41 and the installation frame 3, then the upper clamping frame 45 and the lower clamping frame 41 are fixedly installed by the bolts, at the moment, the inserting columns 48 are inserted into the inserting holes 42, and the upper clamping sleeve 46, the lower sliding sleeve 44, the upper clamping frame 45 and the lower clamping frame 41 form a complete jacket, the upper sliding sleeve 46 and the lower sliding sleeve 44 can slide along the surfaces of the upper clamping frame 45 and the lower clamping frame 41, after the fault indicator 2 moves to the installation position, the connecting ring 54 on the storage rod 51 is rotated (two sides of the connecting ring 54 are rotatably installed on the surfaces of the storage rod 51 and the extension rod 52 through bearings), and the connecting action is performed through the telescopic rod 53 (the connection of the telescopic rod 53 and the storage rod 51 with the extension rod 52 is in a telescopic type of sliding clamping connection, and the extension end and the storage end cannot rotate independently), so that the connecting ring 54 on the extension rod 52 and the bidirectional screw 56 are driven to rotate, the two connecting plates 55 move close to or away from each other along the rotation direction of the bidirectional screw 56, so that the upper sliding sleeve 46 and the lower sliding sleeve 44 which are combined into a whole at two sides move to extrude five elastic steel sheets 47, the elastic steel sheets are extruded into a tilted shape, and extrude and wrap the surface of the cable 1 (the elastic steel sheets 47 have elastic memory, after the upper sliding sleeve 46 and the lower sliding sleeve 44 release the extrusion, the elastic steel piece 47 automatically returns to tilt outwards).
This embodiment, 3 tops of installing frame slide to peg graft and have gag lever post 31, and gag lever post 31 passes through bolt and 3 fixed connection of installing frame, take off gag lever post 31 before 3 inside of installing frame are put into to cable conductor 1, put into the inside back of installing frame 3 at cable conductor 1, carry out limiting displacement to cable conductor 1 at the installing frame 3 tops through the bolt with gag lever post 31 fixed insertion, prevent its removal.
When the device is used and the fault indicator 2 is installed, a worker climbs a telegraph pole to be close to a specified installation position, binds the belt ring 6 on the surface of the telegraph pole, takes down the limiting rod 31 and the bolts on the lug plates 43 of the upper clamping frame 45 and the lower clamping frame 41, takes down the upper clamping frame 45 and the upper sliding sleeve 46, penetrates the cable 1 into the lower clamping frame 41 and the installation frame 3, then fixedly installs the upper clamping frame 45 and the lower clamping frame 41 by using the bolts, inserts the inserting columns 48 into the inserting holes 42, forms a complete clamping sleeve by the upper sliding sleeve 46, the lower sliding sleeve 44, the upper clamping frame 45 and the lower clamping frame 41, fixedly inserts the limiting rod 31 into the top of the installation frame 3, then pushes the extension rod 52 to extend out along the interior of the accommodating rod 51, pushes the installation frame 3 and the fault indicator 2 to move along the surface of the cable under the action of the pulleys 32 until the cable moves to the specified installation position, rotates the connecting ring 54 on the accommodating rod 51, connecting ring 54 and two-way screw rod 56 on the telescopic link 53 linking drive extension bar 52 rotate, and the removal of keeping away from each other is done along two-way screw rod 56 direction of rotation to two connecting plates 55 for the integrative last slip cap 46 of both sides combination and gliding cover 44 remove to five elastic steel sheet 47 extrudees, become parallel form by the perk form extrusion with it, and be located the surperficial extrusion parcel at installing frame 3 both ends to cable conductor 1, realize the installation to fault indicator 2.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides an electric power monitoring alarm device, includes cable conductor (1) and fault indicator (2), cable conductor (1) bottom is equipped with fault indicator (2), its characterized in that: fault indicator (2) top is fixed with installing frame (3), installing frame (3) are seted up jaggedly along cable conductor (1) both sides, and installing frame (3) breach both sides are equipped with centre gripping subassembly (4), cable conductor (1) slides and passes installing frame (3) and centre gripping subassembly (4), installing frame (3) one side is equipped with flexible subassembly (5), and flexible subassembly (5) use centre gripping subassembly (4) to connect for the transmission, the one end that installing frame (3) were kept away from in flexible subassembly (5) is equipped with belt circle (6).
2. The power monitoring alarm device according to claim 1, wherein: centre gripping subassembly (4) are including lower clamp frame (41), installing frame (3) both sides breach department is fixed with lower clamp frame (41), and down clamp frame (41) bottom slide on the surface and cup jointed lower sliding sleeve (44), lower clamp frame (41) top is equipped with last clamp frame (45) of equidimension, it has last sliding sleeve (46) to slide to cup joint on the surface to go up clamp frame (45), it has two to insert post (48) to go up sliding sleeve (46) both sides limit symmetry and is fixed with, and lower sliding sleeve (44) both sides correspond the position of inserting post (48) and seted up jack (42), it slides and inserts inside jack (42) to insert post (48), it is fixed with otic placode (43) on being close to installing frame (3) inside side to go up clamp frame (45) and lower clamp frame (41), and goes up clamp frame (45) and lower clamp frame (41) otic placode (43) with one side and pass through the bolt fastening.
3. The power monitoring alarm device according to claim 2, wherein: go up double-layered frame (45) and lower double-layered frame (41) opposite side equidistance and be fixed with five elastic steel piece (47), and elastic steel piece (47) all are certain angle towards the outside, go up sliding sleeve (46) and glide sleeve (44) and all with elastic steel piece (47) extrusion contact.
4. A power monitoring alarm device according to claim 3, wherein: the telescopic assembly (5) comprises an accommodating rod (51), the accommodating rod (51) is arranged on one side of the mounting frame (3), and an extension rod (52) is inserted in the accommodating rod (51) in a sliding mode.
5. The power monitoring alarm device according to claim 4, wherein: accomodate pole (51) exit end and extension bar (52) and keep away from the one end of accomodating pole (51) and all rotate and be connected with coupling ring (54), two the symmetry is fixed with two telescopic links (53) between coupling ring (54), extension bar (52) on the surface coupling ring (54) opposite side is fixed with two-way screw rod (56), and two-way screw rod (56) both ends symmetry meshing is connected with two connecting plates (55), two connecting plate (55) are fixed respectively on corresponding lower sliding sleeve (44) surface.
6. The power monitoring alarm device according to claim 5, wherein: accomodate pole (51) and keep away from cable conductor (1) one side and be equipped with belt ring (6), and accomodate pole (51) and rotate through the cardan shaft and install on belt ring (6).
7. The power monitoring alarm device according to claim 1, wherein: the inner walls of two sides of the mounting frame (3) are all rotatably provided with two pulleys (32) through universal shafts, and the pulleys (32) are in sliding contact with the side surfaces of the cable (1).
8. The power monitoring alarm device according to claim 7, wherein: the top of the mounting frame (3) is slidably inserted with a limiting rod (31), and the limiting rod (31) is fixedly connected with the mounting frame (3) through a bolt.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220906501.6U CN217305977U (en) | 2022-04-19 | 2022-04-19 | Electric power monitoring alarm device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220906501.6U CN217305977U (en) | 2022-04-19 | 2022-04-19 | Electric power monitoring alarm device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN217305977U true CN217305977U (en) | 2022-08-26 |
Family
ID=82913678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202220906501.6U Active CN217305977U (en) | 2022-04-19 | 2022-04-19 | Electric power monitoring alarm device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN217305977U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116950487A (en) * | 2023-09-21 | 2023-10-27 | 国网山西省电力公司长治供电公司 | Cross arm and device for on-line monitoring of circuit |
CN118169435A (en) * | 2024-05-14 | 2024-06-11 | 国网山东省电力公司淄博供电公司 | Circuit monitoring device for power supply |
-
2022
- 2022-04-19 CN CN202220906501.6U patent/CN217305977U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116950487A (en) * | 2023-09-21 | 2023-10-27 | 国网山西省电力公司长治供电公司 | Cross arm and device for on-line monitoring of circuit |
CN116950487B (en) * | 2023-09-21 | 2023-11-21 | 国网山西省电力公司长治供电公司 | Cross arm and device for on-line monitoring of circuit |
CN118169435A (en) * | 2024-05-14 | 2024-06-11 | 国网山东省电力公司淄博供电公司 | Circuit monitoring device for power supply |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN217305977U (en) | Electric power monitoring alarm device | |
CN209856955U (en) | Solar street lamp | |
CN210778751U (en) | New energy automobile battery safety protection shell | |
CN113103891A (en) | Can accomodate dustproof sharing of protection to pencil and fill electric pile | |
CN216787987U (en) | Power transmission line frame convenient to installation | |
CN215705777U (en) | Safety monitoring equipment for charging community electric car | |
CN214473704U (en) | Overhead line transient fault indicator convenient to dismantle | |
CN210941413U (en) | New energy automobile fills electric pile | |
CN211338369U (en) | Cable rack for building electromechanical installation | |
CN211852407U (en) | Clamp type angle steel connecting device suitable for unmanned aerial vehicle charging platform | |
CN115031097A (en) | Mobile video monitoring device based on power grid construction | |
CN210395198U (en) | Urban rail integrated control equipment of intelligence | |
CN209169902U (en) | A kind of ice-covering-proof type pre-hinged catenarian cable cleat | |
CN209114446U (en) | Off-shore refuse collection device | |
CN213953412U (en) | Fireproof window convenient for installing escape device | |
CN210430663U (en) | High-voltage isolating switch maintenance support with good stability | |
CN219793719U (en) | Safety warning device for building installation | |
CN211776447U (en) | Isolation protection device for building safety | |
CN213635491U (en) | Cable with anti-skidding structure | |
CN220226404U (en) | Solar energy parking shed | |
CN219989014U (en) | Support protection mechanism for charger | |
CN210577701U (en) | Tunnel cable hanging rack | |
CN219821193U (en) | Quick battery replacement device for electric vehicle | |
CN218461446U (en) | Lock screw equipment of battery package | |
CN218102340U (en) | Submarine cable landing operation floating device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |