High ground clamp of security for low voltage line
Technical Field
The utility model relates to the technical field of grounding wire clamps, in particular to a high-safety grounding wire clamp for a low-voltage line.
Background
When a cable needs to be branched or connected, a cable branch line terminal is inserted into a waterproof terminal cap sleeve, a force matrix nut on a cable clamp is screwed by a socket wrench after the branch position of a main line is determined, a contact blade can pierce a cable insulation layer and is in contact with a conductor in the process, a sealing gasket ring presses the periphery of the pierced position of the cable, silicone grease in a shell body overflows, when the torque reaches a set value, a nut torque mechanism falls off, the main line and the branch line are connected, and the waterproof performance and the electric effect reach the parameters of standard requirements.
The centre gripping angle of earth clamp is fixed dead generally, so can't satisfy different position requirements, if ground connection in the place that the position is relatively poor, need extravagant a large amount of earthing time, and the split is not convenient for to the earth bar on the earth clamp and earthing head reciprocal anchorage simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a high-safety grounding wire clamp for a low-voltage line.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a high earth clamp of low pressure circuit security, includes the ground connection barred body, ground connection barred body top inner wall is pegged graft and is had the ground connection head, ground connection barred body top outer wall is provided with split mechanism and angle adjustment mechanism respectively, split mechanism is including installing the spacing post of the symmetric distribution on the ground connection head lateral wall, connecting the first spring on ground connection barred body top inner wall, installing the snap ring of the symmetric distribution on ground connection barred body top outer wall, setting up the fixture block on first spring top outer wall, angle adjustment mechanism is including rotating the mounting panel of connecting on the ground connection head lateral wall, connecting the second spring between mounting panel and ground connection head, connecting insulating rope on mounting panel bottom outer wall, connecting the pull rod on the one end outer wall of insulating rope.
Preferably, the ground rod inner wall is provided with the threaded rod, and threaded rod outer wall spiro union has the screw ring, and the welding of screw ring top outer wall has the connecting rod of symmetric distribution, and the welding of connecting rod top outer wall has the baffle, and ground connection inner wall sliding connection has the spliced pole, and grip block down is installed to spliced pole top outer wall, and the grip block is installed to mounting panel top outer wall.
Preferably, the grounding rod side wall is sleeved with a limiting ring, the outer walls of one ends of the two clamping blocks are connected to the inner wall of the limiting ring, the outer wall of the top of the limiting ring is provided with a symmetrically distributed limiting groove, the size of the limiting groove is matched with the size of the limiting column, the outer wall of the top of the grounding rod is provided with a clamping hole, and the size of the clamping hole is matched with the size of the clamping block.
Preferably, the side wall of the grounding rod body is provided with a mounting opening, the side wall of the pull rod is connected to the inner wall of the mounting opening in a sliding mode, and the side wall of the pull rod is provided with an arc-shaped clamping plate.
Preferably, the outer wall of the bottom of the threaded rod is provided with an insulating handle, the outer wall of the insulating handle is bonded with bulges distributed at equal intervals, the bottom of the side wall of the grounding rod body is bonded with an insulating sleeve, and the outer wall of the bottom of the mounting plate is connected with a grounding wire.
Preferably, the side wall of the threaded ring is provided with symmetrically distributed fixed blocks, the inner wall of the grounding rod body is provided with a sliding groove, and the fixed blocks are connected to the inner wall of the sliding groove in a sliding mode.
The utility model has the beneficial effects that:
1. according to the high-safety grounding wire clamp for the low-voltage line, when the limiting ring moves downwards, the limiting column on the side wall of the grounding head can be separated from the grounding rod body along the clamping ring through rotation, and similarly, the limiting column can be fixed in the clamping ring under the action of the first spring through the clamping block on the inner wall of the limiting ring, so that the principle is simple, the design is reasonable, and the disassembly is convenient;
2. this high earth clamp of low voltage circuit security drives insulating rope through the pulling pull rod that downwards tightens up, forces the mounting panel to rotate, has realized the angular adjustment of earth clamp, greatly increased the use occasion of earth clamp, has saved the ground connection time.
Drawings
FIG. 1 is a front view of an integrated grounding clamp for low voltage lines with high safety according to the present invention;
fig. 2 is a schematic diagram of a detaching mechanism of a high-safety ground clamp for a low-voltage line according to the utility model;
FIG. 3 is a schematic view of an angle adjustment mechanism of a high-safety ground clamp for a low-voltage line according to the present invention;
fig. 4 is a schematic view of an internal structure of a grounding rod body of the high-safety grounding clamp for the low-voltage line according to the utility model.
In the figure: the ground connection rod comprises a ground connection rod body 1, a ground connection head 2, a split mechanism 3, a limiting column 31, a first spring 32, a clamping ring 33, a clamping block 34, an angle adjusting mechanism 4, a mounting plate 41, a second spring 42, an insulating rope 43, a pull rod 44, a threaded rod 5, a threaded ring 6, a connecting rod 7, a baffle 8, a connecting column 9, a lower clamping plate 10, an upper clamping plate 11, a limiting ring 12, a limiting groove 13, a clamping hole 14, an arc-shaped clamping plate 15, an insulating handle 16, a protrusion 17, an insulating sleeve 18 and a ground connection wire 19.
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.
Referring to fig. 1-4, a high-safety ground clamp for a low-voltage line comprises a ground rod body 1, a ground head 2 is inserted into the inner wall of the top of the ground rod body 1, a splitting mechanism 3 and an angle adjusting mechanism 4 are respectively arranged on the outer wall of the top of the ground rod body 1, the splitting mechanism 3 comprises a limiting column 31, a first spring 32, a clamping ring 33 and a clamping block 34, the first spring 32 is connected to the inner wall of the top of the ground rod body 1, the clamping rings 33 which are symmetrically distributed are installed on the outer wall of the top of the ground rod body 1, the clamping block 34 is arranged on the outer wall of the top of the first spring 32, when a limiting ring 12 moves downwards, the limiting column 31 on the side wall of the ground head 2 can be separated from the ground rod body 1 along the clamping ring 33 through rotation, similarly, the clamping block 34 on the inner wall of the limiting ring 12 can fix the limiting column 31 in the clamping ring 33 under the action of the first spring 32, the principle is simple, the design is reasonable, and the split is convenient;
the angle adjusting mechanism 4 comprises an installation plate 41, a second spring 42, an insulating rope 43 and a pull rod 44, the second spring 42 is connected between the installation plate 41 and the grounding head 2, the insulating rope 43 is connected on the outer wall of the bottom of the installation plate 41, the pull rod 44 is connected on the outer wall of one end of the insulating rope 43, the pull rod 44 is pulled downwards to drive the insulating rope 43 to be tightened downwards, the installation plate 41 is forced to rotate, the angle adjustment of the grounding wire clamp is realized, the use occasions of the grounding wire clamp are greatly increased, and the grounding time is saved;
the inner wall of the grounding rod body 1 is provided with a threaded rod 5, the outer wall of the threaded rod 5 is in threaded connection with a threaded ring 6, the side wall of the threaded ring 6 is provided with symmetrically distributed fixed blocks, the inner wall of the grounding rod body 1 is provided with a sliding groove, the fixed blocks are connected onto the inner wall of the sliding groove in a sliding manner, the outer wall of the top of the threaded ring 6 is welded with symmetrically distributed connecting rods 7, the outer wall of the top of the connecting rods 7 is welded with a baffle 8, the inner wall of the grounding head 2 is connected with a connecting column 9 in a sliding manner, the outer wall of the top of the connecting column 9 is provided with a lower clamping plate 10, the outer wall of the top of the mounting plate 41 is provided with an upper clamping plate 11, the side wall of the grounding rod body 1 is sleeved with a limiting ring 12, one end outer wall of two clamping blocks 34 is connected onto the inner wall of the limiting ring 12, the outer wall of the top of the limiting ring 12 is provided with symmetrically distributed limiting grooves 13, the size of the limiting grooves 13 is matched with the size of the limiting column 31, and the outer wall of the top of the grounding rod body 1 is provided with clamping holes 14, the size of the clamping hole 14 is matched with the size of the clamping block 34, the side wall of the grounding rod body 1 is provided with an installation opening, the side wall of the pull rod 44 is connected to the inner wall of the installation opening in a sliding mode, the side wall of the pull rod 44 is provided with an arc-shaped clamping plate 15, the outer wall of the bottom of the threaded rod 5 is provided with an insulating handle 16, the outer wall of the insulating handle 16 is bonded with protrusions 17 distributed equidistantly, the bottom of the side wall of the grounding rod body 1 is bonded with an insulating sleeve 18, and the outer wall of the bottom of the installation plate 41 is connected with a grounding wire 19.
The working principle is as follows: the worker firstly pulls the pull rod 44 downwards to drive the insulating rope 43 to tighten downwards according to the position of the worker, the mounting plate 41 is forced to rotate, the upper clamping plate 11 on the grounding head 2 is rotated by a proper angle, then the insulating handle 16 is rotated, the threaded rod 5 on the insulating handle 16 drives the threaded ring 6 to move upwards, as the connecting rod 7 is connected with the threaded ring 6 and the baffle plate 8, when the threaded ring 6 moves upwards, the lower clamping plate 10 moves upwards until the lower clamping plate 10 and the upper clamping plate 11 clamp the electrified body, the symmetrically distributed fixing blocks are arranged on the side wall of the threaded ring 6, the fixing blocks can prevent the threaded ring 6 from rotating along with the threaded rod 5, when the grounding head 2 needs to be replaced, the limiting ring 12 is firstly moved downwards, so that the clamping block 34 compresses the first spring 32, then the limiting column 31 on the side wall of the grounding head 2 can be separated from the grounding rod body 1 along with the clamping ring 33 through rotation, the grounding rod body 1 and the grounding head 2 are separated.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.