CN209786222U - Moment type pole-holding wire clamp - Google Patents

Abstract

The utility model discloses a torque type pole-clasping wire clamp, wherein a first mounting hole is arranged on an upper clamping plate, the lower clamp body is provided with a second mounting hole, an opening at one end of the first mounting hole is provided with an annular convex edge, the mounting hole II comprises a large hole area and a small hole area, the annular convex edge is embedded in the large hole area, the inner wall of the opening at the other end of the mounting hole is provided with a driving groove, the driving groove is communicated with the clamping cavity, a latch is arranged in the driving groove, one end of the latch extends to the first mounting hole, a screw rod is arranged in the first mounting hole and the second mounting hole in a penetrating way, a nut is matched on the screw rod in a threaded way, the screw rod is sleeved with a gasket ring, the gasket ring is positioned between the end part of the screw rod and the upper clamping plate, the gasket ring is provided with an annular table which can be inserted into the first mounting hole, when the annular table is inserted into the first mounting hole, one end of the clamping tooth, which is pressed against the first mounting hole, moves into the clamping cavity. After the improvement, the efficiency of fastener assembly can be improved, and the quality of assembly.

Description

Moment type pole-holding wire clamp

Technical Field

The utility model relates to a cable clamp field, more specifically says, it relates to a moment formula thick pillar fastener.

Background

The column-holding wire clamp is connected with a power transformer, a column switch, a vacuum circuit breaker and a round bar wiring pile head of high-voltage electricity on a lead, a busbar and a terminal. The pole holding part is just mounted on a conducting rod of the equipment, and the flat plate part is connected with a busbar, a conducting wire and a wiring terminal. The flat plate part comprises two clamping plates, a clamping cavity is formed in the middle of the two clamping plates when the two clamping plates are mutually buckled, and the clamping plates are fixed through the matching of bolts and nuts. When two grip blocks are buckled each other, and when the bolt and the nut are not used for assembling, the condition of dropping easily appears, and the efficiency of assembling is not high. After the two clamping plates are clamped and fixed mutually, the phenomenon that the wires in the clamping cavities are loosened easily occurs, and great influence is caused on the use quality of the wire clamp.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a stability is high to be difficult for breaking away from when the assembly, the better moment formula pillar clip of fastness after the assembly.

In order to achieve the above purpose, the utility model provides a following technical scheme: a moment type pole holding wire clamp comprises a pole holding part, a connecting part and a flat plate part which are connected in sequence, wherein the flat plate part comprises an upper clamp plate and a lower clamp plate fixed with the connecting part, arc-shaped grooves with concave recesses are arranged on the upper clamp plate and the lower clamp plate, the upper clamp plate and the lower clamp plate are mutually buckled to form a clamping cavity, a first mounting hole is formed in the upper clamp plate, a second mounting hole is formed in the lower clamp body, an opening at one end of the first mounting hole is provided with an annular convex edge, the second mounting hole comprises a large hole area and a small hole area, the annular convex edge is embedded in the large hole area, a driving groove is formed in the inner wall of the opening at the other end of the first mounting hole and communicated with the clamping cavity, clamping teeth are arranged in the driving groove, one ends of the clamping teeth extend to the first mounting hole area, a screw rod penetrates through the first mounting hole and the second mounting hole, a nut is matched with a nut in a thread, the gasket ring is located between the end portion of the screw rod and the upper clamping plate, the gasket ring is provided with an annular table which can be inserted into the first mounting hole, and when the annular table is inserted into the first mounting hole, one end, pressed by the clamping teeth, of the clamping teeth moves into the clamping cavity.

The utility model discloses further set up to: embrace pole portion and be equipped with the swivel nut that cracks including the side, the swivel nut is kept away from one of connecting portion and is served and be equipped with chucking spare, chucking spare includes a plurality of elastic card strips that have along swivel nut circumference distribution, the tip of card strip is equipped with the card of buckling towards swivel nut axle center direction, the tip of card encloses into the snap ring that the cross section is less than the swivel nut.

The utility model discloses further set up to: the annular table of the gasket ring is provided with an inclined plane, and one end of the latch, which is in contact with the annular table, is provided with a wedge-shaped surface matched with the inclined plane.

Through adopting above-mentioned technical scheme, the back is assembled in the lock to punch holder and lower plate, when not carrying out the screw rod assembly solid, can be earlier with the protruding card of following of annular by the upper clamp body and establish and carry out preliminary location in mounting hole two, can prevent effectively that the punch holder from breaking away from the lower plate, and the operation can make mounting hole one and mounting hole two be direct state simultaneously, makes things convenient for wearing to establish of screw rod. When the holding rod part is fixedly assembled with the conducting rod and before the threaded sleeve is not fixed, the conducting rod can be positioned by the clamping part, and the assembling accuracy and efficiency are improved.

drawings

FIG. 1 is a schematic structural view of the present invention;

Fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion a of FIG. 2;

FIG. 4 is an enlarged view of FIG. 2 at b;

Fig. 5 is a schematic view of the retainer.

1. A pole holding part; 10. a threaded sleeve; 11. a retainer; 110. clamping the strip; 111. a card; 112. a snap ring; 2. a connecting portion; 3. a flat plate portion; 30. a clamping cavity; 31. an upper splint; 310. a first mounting hole; 311. an annular convex edge; 312. a drive slot; 313. clamping teeth; 314. a bevel; 32. a lower splint; 320. a second mounting hole; 321. a macroporous region; 322. a small hole region; 4. a screw; 40. a nut; 41. a gasket ring; 410. an annular table; 411. a wedge-shaped face.

Detailed Description

embodiments of the present invention are further described with reference to fig. 1 to 5.

The utility model provides a moment formula armful of post fastener, includes armful pole portion 1, connecting portion 2 and flat board portion 3 that connects gradually, flat board portion 3 includes punch holder 31 and the lower plate 32 fixed with connecting portion 2, all be equipped with the arc wall of indent on punch holder 31 and the lower plate 32, punch holder 31 and the mutual lock of lower plate 32 form centre gripping chamber 30, be equipped with mounting hole one 310 on the punch holder 31, be equipped with mounting hole two 320 on the lower clamp body, the one end opening part of mounting hole one 310 is equipped with annular protruding edge 311, mounting hole two 320 includes big aperture area 321 and aperture area 322, annular protruding edge 311 inlays to be located in big aperture area 321, be equipped with driving groove 312 on the inner wall of the opening part of the first 310 other end of mounting hole, driving groove 312 is linked together with centre gripping chamber 30, be equipped with latch 313 in the driving groove 312, the one end of latch 313 extends to mounting hole one 310 department, wear to be equipped with screw rod 4 in mounting hole one 310 and the second 320, the screw rod 4 is provided with a nut 40 in a threaded fit mode, the screw rod 4 is sleeved with a gasket ring 41, the gasket ring 41 is located between the end portion of the screw rod 4 and the upper clamping plate 31, the gasket ring 41 is provided with an annular table 410 capable of being inserted into the first mounting hole 310, and when the annular table 410 is inserted into the first mounting hole 310, one end, pressed by the clamping tooth 313, of the clamping tooth moves into the clamping cavity 30. The annular table 410 of the gasket ring 41 is provided with an inclined surface 314, and one end of the latch 313, which is in contact with the annular table 410, is provided with a wedge surface 411 matched with the inclined surface 314.

The wire is inserted into the arc-shaped groove of the lower clamping plate 32, the upper clamping plate 31 and the lower clamping plate 32 are buckled with each other, and the wire is located in the clamping cavity 30. When the upper clamp plate 31 and the lower clamp plate 32 are mutually buckled, the annular convex edge 311 on the upper clamp plate 31 can be embedded in the large hole area 321 of the lower clamp plate 32, so that the primary fixation of the upper clamp plate 31 and the lower clamp plate 32 is realized, and the upper clamp plate 31 is prevented from slipping and falling off. The first mounting hole 310 and the second mounting hole 320 are communicated with each other, so that the screw rod 4 can be accurately inserted, and the work efficiency can be improved. The upper clamp plate 31 and the lower clamp plate 32 are fixed between the nut 40 and the end of the screw 4 by screwing the nut 40 on the screw 4. When the nut 40 is screwed, the gasket ring 41 is driven to be continuously close to and attached to the upper clamp body, the annular table 410 on the gasket ring 41 is inserted into the first mounting hole 310 and is in a state of being abutted to the latch 313, and the annular table 410 can drive the latch 313 to move towards the clamping cavity 30 by utilizing the sliding fit of the inclined surface 314 and the wedge surface 411 until the latch is in the state of being abutted to the lead in the clamping cavity 30, so that the firmness of fixing the lead on the flat plate part 3 can be improved.

embrace pole portion 1 and include that the side is equipped with the swivel nut 10 that cracks, one of connecting portion 2 is kept away from to swivel nut 10 serves and is equipped with chucking spare 11, chucking spare 11 includes a plurality of elastic card strips 110 that have along swivel nut 10 circumference distribution, the tip of card strip 110 is equipped with the card 111 of buckling towards swivel nut 10 axle center direction, the tip of card 111 encloses into the snap ring 112 that the cross section is less than swivel nut 10. When the holding rod part 1 is assembled with the conducting rod, the holding rod part is clamped on the conducting rod through a slit on the threaded sleeve 10, a slit is also formed in the clamping part 11, the holding rod part is also clamped on the conducting rod, and when the threaded sleeve 10 is not matched with the nut 40 to be screwed and fixed, the primary fixing of the threaded sleeve 10 is realized through the clamping force of the clamping piece 111 and the conducting rod. The cross section of the clamping ring 112 formed by the clamping sheet 111 is smaller than that of the conducting rod, when the clamping ring 112 is buckled on the conducting rod, the clamping sheet 111 deforms and expands, and the deformed clamping sheet 111 abuts against the conducting rod due to elastic restoring force to play a role in grasping the conducting rod. At this moment, the worker can be in a stable state at the wire clamp position and is small in size, and the screw sleeve 10 and the nut 40 are matched and firmly fixed. It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (3)

1. The utility model provides a torque type embraces post fastener, includes the pole portion of embracing, connecting portion and the flat board portion that connects gradually, the flat board portion includes punch holder and the lower plate fixed with connecting portion, all be equipped with the arc wall of indent on punch holder and the lower plate, the mutual lock of punch holder and lower plate forms centre gripping chamber, its characterized in that: the improved clamping fixture is characterized in that a first mounting hole is formed in the upper clamping plate, a second mounting hole is formed in the lower clamping plate, an annular convex edge is arranged at an opening at one end of the first mounting hole, the second mounting hole comprises a large hole area and a small hole area, the annular convex edge is embedded in the large hole area, a driving groove is formed in the inner wall of an opening at the other end of the first mounting hole, the driving groove is communicated with a clamping cavity, clamping teeth are arranged in the driving groove, one end of each clamping tooth extends to the first mounting hole, a screw rod is arranged in the first mounting hole and the second mounting hole in a penetrating mode, a nut is arranged on the screw rod in a threaded matching mode, a gasket ring is sleeved on the screw rod and located between the end portion of the screw rod and the upper clamping plate, an annular table capable of being inserted into the first mounting hole is arranged on the gasket ring, and when the annular table is inserted into the first mounting hole.

2. The moment type pole embracing wire clamp according to claim 1, wherein: embrace pole portion and be equipped with the swivel nut that cracks including the side, the swivel nut is kept away from one of connecting portion and is served and be equipped with chucking spare, chucking spare includes a plurality of elastic card strips that have along swivel nut circumference distribution, the tip of card strip is equipped with the card of buckling towards swivel nut axle center direction, the tip of card encloses into the snap ring that the cross section is less than the swivel nut.

3. The moment type pole embracing clamp according to claim 2, wherein: the annular table of the gasket ring is provided with an inclined plane, and one end of the latch, which is in contact with the annular table, is provided with a wedge-shaped surface matched with the inclined plane.