CN109473795B - Novel gravity locking anti-drop universal ground rod - Google Patents
Novel gravity locking anti-drop universal ground rod Download PDFInfo
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- CN109473795B CN109473795B CN201811340460.3A CN201811340460A CN109473795B CN 109473795 B CN109473795 B CN 109473795B CN 201811340460 A CN201811340460 A CN 201811340460A CN 109473795 B CN109473795 B CN 109473795B
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- insulating tube
- fixed
- chuck
- movable
- length direction
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- 230000005484 gravity Effects 0.000 title claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/12—End pieces terminating in an eye, hook, or fork
- H01R11/14—End pieces terminating in an eye, hook, or fork the hook being adapted for hanging on overhead or other suspended lines, e.g. hot line clamp
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4854—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
- H01R4/4863—Coil spring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a novel gravity locking anti-drop universal grounding rod, which comprises a fixed chuck, a movable chuck and an insulating tube, wherein the fixed chuck comprises a vertical part, two ends of the fixed chuck are respectively provided with a horizontal part, the two horizontal parts are positioned on the same side of the vertical part, the top of the insulating tube is connected with a lower horizontal part, the movable chuck is positioned between the two horizontal parts, a supporting body is horizontally arranged on the upper horizontal part, the starting chuck is lifted by a rope starting end, the tail end bypasses the supporting body and stretches into the insulating tube, a bracket, a pawl and an unlocking key are sequentially connected in the insulating tube along the length direction of the insulating tube, the tail end of the rope is connected with the bracket, the unlocking key is connected with a pull rod, a chute is arranged on the unlocking key along the length direction of the unlocking key, a connecting rod is arranged at the free end of the pawl and is arranged in the chute in a sliding way, the unlocking key end facing the pawl is in a right trapezoid in the longitudinal direction, a rack is fixedly arranged in the insulating tube along the length direction of the insulating tube, the sharp part of the pawl can be inserted into a tooth mouth of the rack, and the right trapezoid bevel edge is arranged away from the rack; the grounding rod is convenient to operate, not easy to damage and firm in contact.
Description
Technical Field
The invention relates to the field of grounding, in particular to a novel gravity locking anti-falling universal grounding rod.
Background
The ground line is a line directly connected to the ground, and may also be referred to as a safety loop line, which can conduct unsafe charges generated for various reasons to the ground, and is a life line for ensuring safety. In the electric power system, the grounding wire is an important tool for ensuring staff when voltages appear accidentally on equipment and lines which are in power failure, the grounding wire is required to be connected with the lines, the equipment and the like through a grounding rod, the conventional grounding rod is provided with a flat-mouth spiral compression type grounding device, a double-spring type grounding device and the like, the flat-mouth spiral compression type grounding device is complicated, threads are easy to corrode and rust, and the double-spring type grounding device is easy to contact poorly, so that the novel grounding rod is hoped to be designed to overcome the technical problems.
Disclosure of Invention
Therefore, the invention aims to provide the novel gravity locking anti-falling universal grounding rod which is convenient to operate, difficult to damage and firm in contact.
The invention aims at realizing the following technical scheme:
the utility model provides a novel gravity locking anti-drop universal earthing rod, includes fixed chuck, moves chuck and insulating tube, fixed chuck includes vertical portion, vertical portion both ends are provided with horizontal portion perpendicularly respectively, and two horizontal portions are located the same side of vertical portion, insulating tube top links to each other with the lower bottom surface of downside horizontal portion, move the chuck and be located between two horizontal portions, the level is provided with the supporter on the upside horizontal portion of fixed chuck, and a rope initiating terminal lifts the chuck, and the end bypasses the supporter and stretches into in the insulating tube, and the rope end that is located the insulating tube is connected with the support, the support free end links to each other with the pawl, still be provided with the unblock key in the insulating tube, the unblock key sets up along insulating tube length direction, be provided with the spout along its length direction on the unblock key, the pawl free end is provided with the connecting rod along its width direction, the connecting rod slides and sets up in the spout, the unblock key end towards the pawl is right trapezoid in vertical direction, the unblock free end links to each other with a pull rod, still fixedly being provided with in the insulating tube, the rack sets up the right trapezoid in the rack length direction, the rack can deviate from the right angle trapezoid on the rack portion, the sharp-pointed end is inserted in the insulating tube, the rack is provided with the right angle trapezoid on the rack, and the rack is connected with the ground wire.
Further, the supporter is the fixed pulley, it is vertical to be provided with the slide to be close to vertical department between two horizontal portions of movable clamp, and movable clamp corresponds the slide end and is provided with the frame spout, and the slide is arranged in the spout, is fixed with the movable pulley on the movable clamp terminal surface between slide and vertical portion, and the fixed pulley aligns with the movable pulley in the longitudinal direction, the axis of movable pulley is located the extending direction of movable clamp, and the rope initiating terminal is fixed on the fixed clamp on the movable pulley, and the downside of driven pulley is walked around earlier and is got into the insulating tube from downside horizontal part after the upside of fixed pulley is walked around again at the end.
Further, be provided with connecting plate A on the lower bottom surface of fixed chuck downside horizontal part, connecting plate A lower extreme is semicircular, the top level of insulating tube is provided with the roof, vertically be provided with two relative connecting plates B on the roof, connecting plate B upper end is semicircular, connecting plate A is located between two connecting plates B, the centre of a circle department of semicircular end is provided with shaft hole A on the connecting plate A, and the centre of a circle department of semicircular end is provided with shaft hole B on the corresponding connecting plate B, and a pivot passes shaft hole A and shaft hole B, the border department interval of semicircular end is provided with a plurality of semicircular grooves on connecting plate A, the upper right side below of connecting plate B is provided with the through-hole on the connecting plate B and wherein semicircular groove, angle locking axle lower right side is provided with a torsion spring, and torsion spring's first end is fixed on the roof, and the second end links to each other with the angle locking axle, the through-hole is rectangular shape, and it sets up in torsion spring second end direction of movement, torsion spring cover is established on a dead lever, the dead lever level sets up between two connecting plates B.
Further, the slide way is I-shaped in the left and right transverse sections, and the corresponding frame-shaped slide way is I-shaped in the left and right transverse sections.
Further, 2 needle bearings are respectively arranged on the front side and the rear side in the sliding groove in a rotating mode, and the needle bearings are arranged along the length direction of the movable chuck.
Furthermore, the fixed chuck and the movable chuck are made of alloy aluminum materials, the grounding wire is a pure copper wire, and the pure copper wire is connected with the fixed chuck through a copper-aluminum transition joint.
Further, a spring is connected to the rope end in the insulating tube, and the free end of the spring is connected to the bracket.
Further, an outer tube is arranged outside the insulating tube in a sliding sleeve manner, the bottom end of the outer tube is connected with an auxiliary outer tube through a connector, the connector comprises a connecting tenon and a connecting mortise, the connecting tenon is arranged at the bottom end of the outer tube, the connecting mortise is arranged at the top end of the auxiliary outer tube, the outer tube and the auxiliary outer tube are connected with the connecting mortise in a matched manner through the connecting tenon, the connecting tenon is trapezoid in a longitudinal section, a trapezoid empty slot is formed in the longitudinal section of the corresponding connecting mortise, the connecting tenon enters the empty slot from the side surface of the connecting mortise, the connector further comprises a cylindrical fastening sleeve, and the matched connecting tenon and the matched connecting mortise are positioned in the fastening sleeve; the end of the pull rod is provided with a disc, and the outer wall of the disc is fixedly connected with the inner wall of the lower end of the outer tube.
Still further, still the slip cap is equipped with the outer tube outside the insulating tube, the outer tube bottom is provided with the extension bar connector, extension bar connector both ends all are provided with the screw thread, the extension bar connector passes through the screw thread and links to each other with the outer tube, the extension bar connector other end can link to each other with the extension bar, the pull rod end is provided with the disc, the disc outer wall is fixed continuous with outer tube lower extreme inner wall.
Still further, be provided with the bar groove along its length direction on the insulating tube, be provided with a plurality of main teeth along its length direction on the bar inslot wall, corresponding be provided with a vice tooth on the outer tube inner wall, vice tooth can mesh with the main tooth.
The beneficial effects of the invention are as follows:
according to the novel gravity locking anti-drop universal grounding rod, the movable chuck is pulled by the rope to be close to the horizontal part on the upper side of the fixed chuck to clamp the wire, the chuck is kept to clamp the wire by the gravity of the insulating tube after clamping, and when the grounding wire is to be detached, the sharp part of the pawl is separated from the tooth of the rack by only slightly pushing the push rod upwards, so that the novel gravity locking anti-drop universal grounding rod is extremely convenient to operate, firm in contact and not easy to damage.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the connection structure of a movable chuck, a fixed chuck and an insulating rod;
FIG. 2 is a schematic view of the structure of the components in the insulating tube of the present invention;
FIG. 3 is a schematic view of the connection structure of the components in the insulating tube of the present invention;
FIG. 4 is a schematic diagram showing a connection structure between a horizontal portion of the lower side of the fixed chuck and the top of the insulating rod;
FIG. 5 is a schematic diagram showing a connection structure between the lower horizontal portion of the fixed chuck and the top of the insulating rod;
FIG. 6 is a schematic view showing an exemplary state of the fixed chuck of the present invention after rotation relative to the insulating rod;
FIG. 7 is a schematic view of a connection structure of an outer tube and an insulating tube;
fig. 8 is a schematic view of the connection structure of the outer tube and the sub-outer tube.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.
As shown in figures 1-3, a novel gravity locking anti-drop universal grounding rod comprises a fixed chuck 1, a movable chuck 2 and an insulating tube 3, which are all in the prior art, wherein the fixed chuck 1 comprises a vertical part, two ends of the vertical part are respectively and vertically provided with a horizontal part, the two horizontal parts are positioned on the same side of the vertical part, the top of the insulating tube 3 is connected with the lower bottom surface of the lower horizontal part, the movable chuck 2 is positioned between the two horizontal parts, a support body is horizontally arranged on the upper horizontal part of the fixed chuck 1, the starting chuck 2 is lifted by the starting end of a rope 4, the tail end bypasses the support body and stretches into the insulating tube 3, the rope is preferably a steel wire rope, the rope is firm, the end of the rope 4 positioned in the insulating tube 3 is connected with a spring 5 which is a compression spring, the free end of the spring 5 is connected with a bracket 6, the free end of the bracket 6 is connected with a pawl 7, the insulating tube 3 is internally provided with an unlocking key 8, the unlocking key 8 is arranged along the length direction of the insulating tube 3, the unlocking key 8 is provided with a chute 9 along the length direction of the unlocking key 8, the free end of a pawl 7 is provided with a connecting rod along the width direction of the unlocking key, the connecting rod is slidably arranged in the chute 9, the unlocking key 8 end facing the pawl 7 is longitudinally right trapezoid, namely, the unlocking key end facing the pawl side is very thin, the unlocking key can be inserted between the pawl and a rack, the free end of the unlocking key 8 is connected with a pull rod 10, the insulating tube 3 is internally provided with a rack 11, the rack 11 is arranged along the length direction of the insulating tube 3, the sharp part of the pawl 7 can be inserted into the tooth mouth of the rack 11, the right trapezoid on the unlocking key 8 is arranged away from the rack 11, and the fixed clamping head 1 is provided with a grounding wire 12.
When the grounding rod is used, the pull rod is pulled downwards, all parts on the pull rod pull the rope together, the rope enables the movable clamp head to be close to the upper horizontal part of the fixed clamp head through the supporting body to clamp a lead, then the sharp part of the pawl of the pull rod is loosened to enter the tooth mouth of the rack to realize clamping, and the movable clamp head cannot be far away from the upper horizontal part of the fixed clamp head due to the weight of the insulating tube, so that the clamping is reliable;
when the grounding rod needs to be disassembled, the pull rod is pushed upwards, the unlocking key end facing the pawl end is inserted between the rack and the pawl, so that the sharp part of the pawl is separated from the rack, and at the moment, the movable chuck is far away from the upper horizontal part of the fixed chuck, so that the use is convenient
When the upper chuck and the lower chuck are closed, the energy storage spring stores energy, so that the movable chuck and the fixed chuck are well contacted, and a larger clamping force is obtained.
The support body is fixed pulley 13, be close to vertical department between two horizontal portions of movable clamp 2 and vertically be provided with slide 14, movable clamp 2 corresponds the slide end and is provided with the frame spout, slide 14 is arranged in the spout, be fixed with movable pulley 15 on the movable clamp 2 terminal surface between slide 14 and vertical portion, fixed pulley 13 aligns with movable pulley 15 on the longitudinal direction, the axis of movable pulley 15 is located the extending direction of movable clamp 2, rope 4 initial end is fixed on fixed clamp 1 on the movable pulley 15, the downside of driven pulley 15 is walked around earlier and is got into insulating tube 3 from downside horizontal portion after being walked out from the upside of fixed pulley 13 again at the end, through the cooperation of fixed pulley and movable pulley, only need the half power of movable clamp just can pull up the movable clamp, consequently, it is extremely laborsaving to use.
As shown in fig. 4-6, a connecting plate a 16 is vertically arranged on the bottom surface of the lower horizontal part of the fixed chuck 1, the lower end of the connecting plate a 16 is semicircular, a top plate 17 is horizontally arranged at the top of the insulating tube 3, two opposite connecting plates B18 are vertically arranged on the top plate 17, the upper ends of the connecting plates B18 are semicircular, the connecting plate a 16 is positioned between the two connecting plates B18, the center of the semicircular end on the connecting plate a 16 is provided with a shaft hole a, a rotating shaft 19 passes through the shaft hole a and the shaft hole B, a plurality of semicircular grooves are formed in the edge of the semicircular end on the connecting plate a 16 at intervals, a through hole is formed in the upper right lower part of the connecting plate B18, an angle locking 21 can pass through the through hole on the connecting plate B18 and the semicircular grooves, a torsion spring 2 is arranged in the right lower part of the angle locking shaft 21), the first end of the torsion spring 22 is fixed on the top plate 17, the second end is connected with the angle locking shaft 21, the through hole is in a long bar shape, the center of the second end of the torsion spring 22 is arranged in the moving direction, the torsion spring 22 is sleeved on a fixed rod 23, the fixed rod 23 is horizontally arranged at the center of the semicircular end, the center of the semicircular end passes through the shaft B18, the angle locking shaft 21 is not required to pass through the semicircular grooves, and the angle locking grooves are adjusted by the angle locking shaft 21, and can be adjusted by the user, and the user can be adjusted by the user.
The top of insulating tube 3 is provided with the steel spring hose, and roof 17 sets up on the steel spring hose top, walks around the obstacle that ground connection in-process met through setting up the steel spring hose.
The slide way 14 is in an I shape in the left and right transverse sections, and the corresponding frame-shaped slide groove is in an I shape in the left and right transverse sections, so that the structure is firm and can not be clamped.
The front side and the rear side in the chute are respectively provided with 2 needle bearings in a rotating way, the needle bearings are arranged along the length direction of the movable clamp head, and the arranged needle bearings can avoid the clamping between the movable clamp head 2 and the slide way 14.
The fixed chuck 1 and the movable chuck 2 are made of alloy aluminum materials, the grounding wire 12 is a pure copper wire, the pure copper wire is connected with the fixed chuck 1 through a copper-aluminum transition joint, and the grounding resistance can be reduced by adopting the pure copper wire to ground, so that the grounding reliability is improved. Through setting up copper aluminium transition joint can stop copper aluminium direct connection contact surface and produce galvanic corrosion, especially humid environment, can avoid contact resistance to increase, the condition of generating heat and blowing out appears.
As shown in fig. 8, the insulating tube 3 is further slidably sleeved with an outer tube 25, the bottom end of the outer tube 25 is connected with an auxiliary outer tube 50 through a connector, the connector comprises a connecting tenon 52 and a connecting tenon 51, the connecting tenon 52 is arranged at the bottom end of the outer tube 25, the connecting tenon 51 is arranged at the top end of the auxiliary outer tube 50, the outer tube 25 and the auxiliary outer tube 50 are connected with the connecting tenon 51 in a matched manner through the connecting tenon 52, the connecting tenon 52 is trapezoid in a longitudinal section, the corresponding connecting tenon 51 is provided with a trapezoid empty slot in the longitudinal section, the connecting tenon 52 enters the empty slot from the side surface of the connecting tenon 51, the connector further comprises a cylindrical fastening outer sleeve 53, and the matched connecting tenon 52 and the matched connecting tenon 51 are positioned in the fastening outer sleeve; the end of the pull rod is provided with a disc, the outer wall of the disc is fixedly connected with the inner wall of the lower end of the outer tube, when the auxiliary outer tube is pulled downwards, the pull rod moves along with the auxiliary outer tube, the outer tube is connected with the auxiliary outer tube through a joint comprising a connecting male tenon and a connecting female tenon so as to lengthen the outer tube, and the ground wires are hung at different heights, so that the use is convenient.
As shown in fig. 7, the outer tube 25 is further sleeved outside the insulating tube 3 in a sliding manner, the bottom end of the outer tube 25 is provided with an extension bar connector, both ends of the extension bar connector are provided with threads, the extension bar connector is connected with the outer tube 25 through the threads, the other end of the extension bar connector can be connected with the extension bar, the tail end of the pull rod is provided with a disc, the outer wall of the disc is fixedly connected with the inner wall of the lower end of the outer tube, and when the outer tube is pulled downwards, the pull rod moves along, so that the extension of the outer tube can be realized, and the device can adapt to the grounding of different heights.
The insulating tube 3 is provided with a strip-shaped groove along the length direction, the inner wall of the strip-shaped groove is provided with a plurality of main teeth 26 along the length direction, the corresponding inner wall of the outer tube 25 is provided with an auxiliary tooth 27, the auxiliary tooth 27 can be meshed with the main teeth 26, when the auxiliary tooth of the outer tube is meshed with the main teeth, even if someone lifts the outer tube, the unlocking key can not lead the pawl to be separated from the rack, the unlocking key has an anti-falling effect, and when the movable clamping head is required to be far away from the horizontal part on the upper side of the fixed clamping head, the outer tube is rotated, the auxiliary tooth is separated from the main tooth, and the outer tube is pushed up.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (7)
1. The utility model provides a novel gravity locking anti-drop universal ground rod which characterized in that: the device comprises a fixed chuck (1), a movable chuck (2) and an insulating tube (3), wherein the fixed chuck (1) comprises a vertical part, two ends of the vertical part are respectively and vertically provided with a horizontal part, two horizontal parts are positioned on the same side of the vertical part, the top of the insulating tube (3) is connected with the lower bottom surface of the lower horizontal part, the movable chuck (2) is positioned between the two horizontal parts, the upper horizontal part of the fixed chuck (1) is horizontally provided with a supporting body, the starting end of a rope (4) lifts the starting chuck (2), the tail end bypasses the supporting body and stretches into the insulating tube (3), the end of the rope (4) positioned in the insulating tube (3) is connected with a bracket, the free end of the bracket (6) is connected with a pawl (7), an unlocking key (8) is further arranged in the insulating tube (3) along the length direction of the insulating tube (3), a sliding groove (9) is arranged on the unlocking key (8) along the length direction of the unlocking key, the free end of the pawl (7) is provided with a connecting rod along the width direction of the sliding groove (9), the sliding groove (9) is arranged in the connecting rod (7) along the length direction of the sliding groove (7) and is further arranged along the length direction of the right-angle of the insulating tube (11) and is further connected with the unlocking key (3) along the length of the insulating tube (11), the sharp part of the pawl (7) can be inserted into the tooth mouth of the rack (11), the right trapezoid bevel edge on the unlocking key (8) is arranged away from the rack (11), and the fixed chuck (1) is provided with a grounding wire (12); the supporting body is a fixed pulley (13), a slide way (14) is vertically arranged between two horizontal parts of the movable clamp head (2) and close to a vertical part, a frame-shaped slide way is arranged at the corresponding slide way end of the movable clamp head (2), the slide way (14) is arranged in the slide way, a movable pulley (15) is fixed on the end face of the movable clamp head (2) between the slide way (14) and the vertical part, the fixed pulley (13) is aligned with the movable pulley (15) in the longitudinal direction, the axis of the movable pulley (15) is positioned in the extending direction of the movable clamp head (2), the starting end of a rope (4) is fixed on the fixed clamp head (1) on the movable pulley (15), and the tail end of the rope is wound from the upper side of the fixed pulley (13) and then enters the insulating tube (3) from the horizontal part at the lower side; the lower bottom surface of the horizontal part at the lower side of the fixed clamping head (1) is vertically provided with a connecting plate A (16), the lower end of the connecting plate A (16) is semicircular, the top of the insulating tube (3) is horizontally provided with a top plate (17), two opposite connecting plates B (18) are vertically arranged on the top plate (17), the upper ends of the connecting plates B (18) are semicircular, the connecting plate A (16) is positioned between the two connecting plates B (18), the center of the semicircular end of the connecting plate A (16) is provided with a shaft hole A, the center of the semicircular end of the corresponding connecting plate B (18) is provided with a shaft hole B, a rotating shaft (19) penetrates through the shaft hole A and the shaft hole B, a plurality of semicircular grooves are formed in the edge of the semicircular end of the connecting plate A (16) at intervals, a through hole is formed in the right lower part of the connecting plate B (18), an angle locking shaft (21) can penetrate through the through hole of the connecting plate B (18) and the semicircular grooves, a torsion spring (22) is arranged in the right lower part of the angle locking shaft (21), a first end of the torsion spring (22) is fixed on the center of the semicircular end of the connecting plate A (16), a torsion spring (22) is fixed on the second end of the torsion spring (22) in a strip shape, the torsion spring (22) is fixed on the upper end of the torsion spring (22) and is fixed on the upper end of the torsion spring (22) in a strip shape, the fixing rod (23) is horizontally arranged between the two connecting plates B (18); the end of the rope (4) positioned in the insulating tube (3) is connected with a spring (5), and the free end of the spring (5) is connected with a bracket (6).
2. The novel gravity-locking anti-drop universal grounding rod according to claim 1, wherein: the slide way (14) is I-shaped in the left and right transverse sections, and the corresponding frame-shaped slide way is I-shaped in the left and right transverse sections.
3. The novel gravity-locking anti-drop universal grounding rod according to claim 1, wherein: and 2 needle bearings are respectively arranged on the front side and the rear side in the sliding groove in a rotating way, and the needle bearings are arranged along the length direction of the movable clamping head (2).
4. The novel gravity-locking anti-drop universal grounding rod according to claim 1, wherein: the fixed clamping head (1) and the movable clamping head (2) are made of alloy aluminum materials, the grounding wire (12) is a pure copper wire, and the pure copper wire is connected with the fixed clamping head (1) through a copper-aluminum transition joint.
5. The novel gravity-locking anti-drop universal grounding rod according to claim 1, wherein: the insulating pipe is also sleeved with an outer pipe in a sliding way, the bottom end of the outer pipe is connected with an auxiliary outer pipe through a connector, the connector comprises a connecting tenon and a connecting mortise, the connecting tenon is arranged at the bottom end of the outer pipe, the connecting mortise is arranged at the top end of the auxiliary outer pipe, the outer pipe and the auxiliary outer pipe are connected in a matched manner through the connecting tenon and the connecting mortise, the connecting tenon is trapezoid in a longitudinal section, a trapezoid empty slot is formed in the longitudinal section of the corresponding connecting mortise, the connecting tenon enters the empty slot from the side surface of the connecting mortise, the connector further comprises a cylindrical fastening sleeve, and the matched connecting tenon and the matched connecting mortise are positioned in the fastening sleeve; the end of the pull rod is provided with a disc, and the outer wall of the disc is fixedly connected with the inner wall of the lower end of the outer tube.
6. The novel gravity-locking anti-drop universal grounding rod according to claim 1, wherein: the insulating tube is still overlapped in the slip cap outward and is equipped with the outer tube, the outer tube bottom is provided with the extension bar connector, extension bar connector both ends all are provided with the screw thread, the extension bar connector passes through the screw thread and links to each other with the outer tube, the extension bar connector other end can link to each other with the extension bar, the pull rod end is provided with the disc, the disc outer wall is fixed continuous with outer tube lower extreme inner wall.
7. The novel gravity-locking anti-drop universal grounding rod according to claim 6, wherein: the insulating tube is provided with a strip-shaped groove along the length direction thereof, a plurality of main teeth are arranged on the inner wall of the strip-shaped groove along the length direction thereof, and a pair of auxiliary teeth are arranged on the inner wall of the outer tube correspondingly, and can be meshed with the main teeth.
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| CN201811340460.3A CN109473795B (en) | 2018-11-12 | 2018-11-12 | Novel gravity locking anti-drop universal ground rod |
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| CN201811340460.3A CN109473795B (en) | 2018-11-12 | 2018-11-12 | Novel gravity locking anti-drop universal ground rod |
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| CN109473795B true CN109473795B (en) | 2023-11-10 |
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| CN110212463A (en) * | 2019-06-21 | 2019-09-06 | 广州番禺电缆集团有限公司 | A kind of Quick Connect Kit |
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| CN112332129B (en) * | 2020-10-31 | 2022-04-08 | 贵州电网有限责任公司 | Conductive wire connecting device with electric lap joint |
| CN115939807B (en) * | 2022-12-15 | 2023-12-22 | 海南电网有限责任公司海口供电局 | 10kV overhead line earthing device |
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| CN109473795A (en) | 2019-03-15 |
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