CN109546362B - Insulating puncture fastener - Google Patents
Insulating puncture fastener Download PDFInfo
- Publication number
- CN109546362B CN109546362B CN201811252015.1A CN201811252015A CN109546362B CN 109546362 B CN109546362 B CN 109546362B CN 201811252015 A CN201811252015 A CN 201811252015A CN 109546362 B CN109546362 B CN 109546362B
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- pressing plate
- plate
- lower pressing
- clamping
- wall
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- 239000004519 grease Substances 0.000 claims abstract description 26
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims description 27
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 10
- 230000001050 lubricating effect Effects 0.000 abstract description 4
- 239000006071 cream Substances 0.000 abstract 4
- 230000000694 effects Effects 0.000 description 11
- 239000002184 metal Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
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Classifications
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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
- 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
- H01R11/01—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 characterised by the form or arrangement of the conductive interconnection between the connecting locations
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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
- 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
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
- H01R4/2407—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation having saw-tooth projections
Landscapes
- Installation Of Indoor Wiring (AREA)
Abstract
The invention relates to an electric power fitting, in particular to an insulating piercing connector with high safety. The utility model provides a high insulating puncture fastener of security, including top board and holding down plate, be connected through fastener between top board and the holding down plate, form two wire clamping grooves that are used for the centre gripping cable when top board and holding down plate are connected and are foldd, all be provided with thorn piece groove in top board and the holding down plate, thorn piece inslot is provided with thorn piece, the both sides of thorn piece all are provided with the cream device of scribbling that is located top board or holding down plate, scribble the cream device including setting up the built-in chamber in top board or holding down plate, it is hollow form the storage cream sleeve to be provided with in the built-in intracavity, the below sliding connection who stores up cream sleeve inner wall has the bottom plate of fixing on the wall in built-in chamber, form the silicone grease chamber that is used for storing insulating silicone grease between the upper surface of bottom plate and the. The invention can evenly coat the insulating silicone grease on the thorn piece and can play a good role in waterproof sealing, lubricating and insulating.
Description
Technical Field
The invention relates to an electric power fitting, in particular to an insulating piercing connector with high safety.
Background
An Insulation Piercing connector (Insulation Piercing Connectors) mainly comprises an Insulation shell, a Piercing blade, a waterproof rubber pad and a torque bolt. When the cable branches are connected, the branch cable is inserted into the branch cap, the main line branch position is determined, the torque nut on the cable clamp is screwed by the socket wrench, the upper and lower insulators hidden with the puncture blade of the cable clamp are gradually folded along with the screwing of the torque nut, meanwhile, the arc-shaped sealing rubber gasket wrapped around the puncture blade is gradually attached to the cable insulation layer, and the puncture blade also starts to puncture the cable insulation layer and the metal conductor. When the sealing degree of the sealing rubber gasket and the insulating grease and the contact between the puncture blade and the metal body reach the optimal effect, the torque nut automatically falls off, and at the moment, the installation is completed, and the sealing effect and the electrical effect of the contact point reach the optimal effect.
The insulating silicone grease in the shell of the existing insulating puncture wire clamp is easy to smear unevenly, the smearing amount is small, and the good waterproof sealing, lubricating and insulating functions and effects cannot be achieved.
For example, Chinese patent publication numbers are: CN201171085Y, a puncture clamp announced 24.12.2008, including an upper cover and a lower cover which are fastened and covered by a screw component, wherein puncture blades are matched in the upper cover and the lower cover, and a rain-proof cap is also arranged and can cover a wire notch.
Disclosure of Invention
The invention mainly aims at the problems and provides the high-safety insulation piercing connector which can uniformly coat the insulation silicone grease on the barbed sheet and has good waterproof sealing and lubricating insulation effects.
The purpose of the invention is mainly realized by the following scheme: an insulating puncture wire clamp with high safety comprises an upper pressing plate and a lower pressing plate, wherein the upper pressing plate is connected with the lower pressing plate through a fastening device, the upper pressing plate and the lower pressing plate are connected and closed to form two wire clamping grooves for clamping cables, the upper pressing plate and the lower pressing plate are internally provided with a thorn sheet groove, a thorn sheet is arranged in the thorn sheet groove, two sides of the thorn sheet are respectively provided with a paste coating device positioned in the upper pressing plate or the lower pressing plate, the paste coating device comprises a built-in cavity arranged in the upper pressing plate or the lower pressing plate, a hollow paste storage sleeve is arranged in the built-in cavity, a bottom plate fixed on the wall of the built-in cavity is connected below the inner wall of the paste storage sleeve in a sliding manner, a silicone grease cavity for storing insulating silicone grease is formed between the upper surface of the bottom plate and the inner wall of the paste storage sleeve, and the two side walls of the thorn sheet are connected with the corresponding paste storage sleeves through lifting rods, the wall of the upper pressing plate or the lower pressing plate between the thorn sheet and the built-in cavity is provided with a lifting groove for lifting and moving a lifting rod, one side of the top end of the built-in cavity, which is close to the thorn sheet, is provided with a flow guide channel communicated to one side of the thorn sheet, and a thorn sheet spring is connected between the lower surface of the thorn sheet and the bottom wall of the thorn sheet groove. The upper pressing plate is connected with the lower pressing plate through a fastening device, two wire clamping grooves for clamping cables are formed when the upper pressing plate and the lower pressing plate are connected and closed, one wire clamping groove is used for clamping a main cable, the other wire clamping groove is used for clamping a branch cable, stab grooves are formed in the upper pressing plate and the lower pressing plate, stab sheets are arranged in the stab grooves, paste coating devices located in the upper pressing plate or the lower pressing plate are arranged on two sides of each stab sheet and used for uniformly coating insulating silicone grease on the stab sheet, each paste coating device comprises a built-in cavity arranged in the upper pressing plate or the lower pressing plate, a hollow paste storage sleeve is arranged in each built-in cavity, a bottom plate fixed on the wall of each built-in cavity is connected below the inner wall of each paste storage sleeve in a sliding mode, silicone grease cavities used for storing the insulating silicone grease are formed between the upper surface of the bottom plate and the inner wall of each paste storage sleeve, and the upper two side walls of each stab sheet are connected with the, a lifting groove for lifting and moving a lifting rod is arranged on the wall of the upper pressing plate or the lower pressing plate between the thorn sheet and the built-in cavity, a flow guide channel communicated with one side of the thorn sheet is arranged on one side of the top end of the built-in cavity close to the thorn sheet, a thorn sheet spring is connected between the lower surface of the thorn sheet and the bottom wall of the thorn sheet groove, when the upper pressing plate and the lower pressing plate are closed, the thorn sheet is pressed against the cable insulation layer, the thorn sheet is pressed to overcome the spring force of the thorn sheet spring and moves, when the thorn sheet moves to the bottom of the thorn sheet groove and can not move any more, the thorn sheet starts to puncture and pierce into the cable insulation layer to gradually extrude and pierce the metal conductor, when the thorn sheet moves in the thorn sheet groove, the thorn sheet moves to drive the lifting rod to move, the lifting rod drives the paste storage sleeve to slide along the side wall of the bottom plate, and along with the movement of the paste storage sleeve, the volume, therefore, the insulating silicone grease stored in the silicone grease cavity is stressed to flow into the pricking sheet along the flow guide channel, and the overflowing insulating silicone grease is distributed on the pricking sheet and the outer surface of the cable insulating layer, so that a good insulating waterproof sealing effect is achieved.
Preferably, the fastening device comprises a fastening bolt and a torque nut, a through hole is formed in the lower pressing plate, a sleeve matched with the through hole in the lower pressing plate and used for the fastening bolt to penetrate through is arranged on the upper pressing plate, a square through hole for the fastening bolt to penetrate through is formed in the lower pressing plate, and one section of the fastening bolt in the square through hole is square and matched with the square through hole. The fastening device comprises a fastening bolt and a torque nut, a through hole is arranged on the lower pressing plate, a sleeve matched with the through hole on the lower pressing plate and used for the fastening bolt to pass through is arranged on the upper pressing plate, a square through hole for the fastening bolt to pass through is arranged on the lower pressing plate, one section of the fastening bolt in the square through hole is square matched with the square through hole, when in specific operation, the upper pressing plate and the lower pressing plate are spliced together, the sleeve on the upper pressing plate is inserted into the through hole on the lower pressing plate, then the fastening bolt penetrates into the through hole on the lower pressing plate, because the square section on the fastening bolt is attached to the inner wall of the square through hole, when the fastening bolt is screwed, the through hole is square, the fastening bolt can not rotate in the through hole along with screwing, when the wire clamp is connected with a cable, the torque nut is firstly screwed, so that the upper pressing plate and the lower pressing, then the main cable is clamped into the wire clamping groove on one side, the branch cable is placed into the wire clamping groove on the other side, the torque nut is uniformly screwed by using a socket wrench with a proper size, the upper pressing plate and the lower pressing plate of the puncture wire clamp are gradually folded along with the gradual screwing of the torque nut, the torque nut is continuously screwed by using the socket wrench, when the torque reaches a set value, the nut torque mechanism falls off, the main cable and the branch cable are connected, and the waterproof performance and the electrical effect reach the parameters of standard requirements.
Preferably, the bottom plate is fixed on the wall of the built-in cavity through a support rod. The bottom plate is fixed on the wall of the built-in cavity through the support rod, and the stability of the bottom plate is good.
Preferably, the upper pressing plate is provided with a clamping device electrically connected with the thorn sheet, the lower pressing plate is provided with a fixing device electrically connected with the thorn sheet and matched with the clamping device, the clamping device comprises a main connecting rod arranged on the upper pressing plate, one end of the main connecting rod, which is far away from the upper pressing plate, is connected with a clamping block, a clamping groove is arranged in the clamping block, pressing blocks which penetrate through the side wall of the clamping block and are in sliding connection with the inner wall of the clamping block are symmetrically arranged in the clamping groove along the central line of the clamping groove, the two pressing blocks are connected through a pressing block spring, one ends, which are close to the two pressing blocks, are respectively provided with an L-shaped clamping block, each clamping block comprises a vertical rod which is connected to the pressing block and extends out of the clamping block, one side, which is far away from the other vertical rod, is connected with a, the auxiliary connecting rod is connected with a fixing block at one end far away from the lower pressing plate, and a fixing groove matched with the two clamping blocks is formed in one side of the fixing block far away from the auxiliary connecting rod. The upper pressure plate is provided with a clamping device electrically connected with the thorn sheet, the lower pressure plate is provided with a fixing device electrically connected with the thorn sheet and matched with the clamping device, after a main line and a branch cable on one insulation puncture wire clamp are fixed, two branch cables can be fixed in a wire clamping groove of another insulation puncture wire clamp with the same structure, then the clamping device on the upper pressure plate of the puncture wire clamp is embedded into the fixing device on the wire clamp lower pressure plate with the main line by moving another insulation puncture wire clamp, thereby realizing the electrical connection of the two puncture wire clamps and realizing the electrical connection of one main line cable and three branch cables, the clamping device comprises a main connecting rod arranged on the upper pressure plate, one end of the main connecting rod, far away from the upper pressure plate, is connected with a clamping block, a clamping groove is arranged in the clamping block, pressing blocks which penetrate through the side wall of the clamping block and are in sliding connection with the inner, the two pressing blocks are connected through a pressing block spring, the pressing block spring can fix the two pressing blocks at a certain position when the clamping device is not acted by external force, the adjacent ends of the two pressing blocks are both provided with an L-shaped clamping block, the clamping block comprises vertical rods connected to the pressing blocks and extending out of the clamping block, one side of each vertical rod far away from the other vertical rod is connected with a cross rod, the fixing device comprises an auxiliary connecting rod arranged on the lower pressing plate, one end of the auxiliary connecting rod far away from the lower pressing plate is connected with a fixing block, one side of the fixing block far away from the auxiliary connecting rod is provided with a fixing groove matched with the two clamping blocks, when the two puncture wire clamps are connected, a worker firstly applies pressure to the two pressing blocks on one puncture wire clamp to enable the two pressing blocks to be close to each other by overcoming the spring force of the pressing block spring, the two pressing blocks move relatively and drive the, then, the two pressing blocks do not act on the force, and reset under the elastic force of the pressing block spring, so that the two cross rods are clamped in the fixing grooves, and the two puncture wire clamps with the same structure can be electrically connected; when will two puncture fastener separation, make two briquetting drive the horizontal pole to two briquetting effort and be close to the removal relatively, then remove the joint piece, can make the fixture block break away from the fixed slot, realize the separation of two puncture fasteners.
Preferably, the two sides of the lower pressing plate are provided with clamping grooves, and the two sides of the upper pressing plate are provided with inserting frames capable of being embedded into the clamping grooves. The clamping grooves are formed in the two sides of the lower pressing plate, the inserting frames capable of being embedded into the clamping grooves are arranged on the two sides of the upper pressing plate, and when the upper pressing plate and the lower pressing plate are gradually closed and clamped, the inserting frames on the two sides of the upper pressing plate can be inserted into the clamping grooves in the two sides of the lower pressing plate, so that the upper pressing plate and the lower pressing plate are connected more stably.
Preferably, both sides of the lower pressing plate are provided with clamping plates for limiting the upper pressing plate. The both sides of holding down plate all are provided with and are used for the spacing splint of top board, fold gradually when pressing from both sides tightly as top board and holding down plate, and splint on the holding down plate make the unable removal of top board for the combination of top board and holding down plate is more firm.
Preferably, the number of the thorn pieces in the upper press plate or the lower press plate is at least three, and the thorn pieces in the upper press plate correspond to the thorn pieces in the lower press plate one to one. The number of the thorn pieces in the upper pressing plate or the lower pressing plate is at least three, and the thorn pieces in the upper pressing plate and the thorn pieces in the lower pressing plate are in one-to-one correspondence, so that the stability when the cable is clamped is higher.
Therefore, the high-safety insulation piercing connector has the following advantages: the invention has simple operation, can evenly paint the insulating silicone grease on the thorn piece, has good waterproof sealing and lubricating insulation effects, can simultaneously connect a plurality of branch cables through one main cable, improves the operation efficiency of workers, has higher safety during operation and has long service life after the puncture wire clamp is installed.
Drawings
Fig. 1 is a front view of the present invention.
Figure 2 is a side view of the present invention.
FIG. 3 is a schematic view of the structure of the lower platen of the present invention.
Fig. 4 is a schematic structural view of an upper platen in the present invention.
FIG. 5 is a schematic view showing the structure of the paste application apparatus according to the present invention.
FIG. 6 is a schematic view of the latch and retainer of the present invention.
Illustration of the drawings: 1-upper press plate, 2-torque nut, 3-clamping device, 4-main connecting rod, 5-wire clamping groove, 6-spike, 7-lower press plate, 8-auxiliary connecting rod, 9-fixing device, 10-fastening bolt, 11-through hole, 12-clamping plate, 13-clamping groove, 14-sleeve, 15-frame, 16-silicone cavity, 17-built-in cavity, 18-supporting rod, 19-diversion channel, 20-paste storage sleeve, 21-bottom plate, 22-spike groove, 23-spike spring, 24-lifting groove, 25-lifting rod, 26-fixing block, 27-fixing groove, 28-clamping groove, 29-vertical rod, 30-cross rod, 31-pressing block, 32-clamping block, 33-pressing block spring, 34-a fixture block.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1:
as shown in figures 1, 2, 3, 4 and 5, an insulating puncture wire clamp with high safety comprises an upper pressing plate 1 and a lower pressing plate 7, wherein the upper pressing plate 1 is connected with the lower pressing plate 7 through a fastening device, two wire clamping grooves 5 for clamping cables are formed when the upper pressing plate 1 is connected with the lower pressing plate 7 and closed, one wire clamping groove 5 is used for clamping a main wire cable, the other wire clamping groove 5 is used for clamping a branch cable, clamping grooves 13 are formed in two sides of the lower pressing plate 7, inserting frames 15 capable of being embedded into the clamping grooves 13 are arranged on two sides of the upper pressing plate 1, when the upper pressing plate 1 and the lower pressing plate 7 are gradually closed and clamped, the inserting frames 15 on two sides of the upper pressing plate 1 are inserted into the clamping grooves 13 on two sides of the lower pressing plate 7, so that the connection between the upper pressing plate 1 and the lower pressing plate 7 is more stable, clamping plates 12 for limiting the upper pressing plate 1 are arranged on two sides of the lower pressing plate 7, when the upper, the upper pressing plate 1 cannot move due to the clamping plate 12 on the lower pressing plate 7, so that the upper pressing plate 1 and the lower pressing plate 7 are combined more stably, the upper pressing plate 1 and the lower pressing plate 7 are both provided with the thorn sheet groove 22, the thorn sheet 6 is arranged in the thorn sheet groove 22, two sides of the thorn sheet 6 are both provided with the paste coating device positioned in the upper pressing plate 1 or the lower pressing plate 7 and used for uniformly coating insulating silicone grease on the thorn sheet 6, the paste coating device comprises the built-in cavity 17 arranged in the upper pressing plate 1 or the lower pressing plate 7, the built-in cavity 17 is internally provided with the hollow paste storage sleeve 20, the lower part of the inner wall of the paste storage sleeve 20 is slidably connected with the bottom plate 21 fixed on the wall of the built-in cavity 17, the bottom plate 21 is fixed on the wall of the built-in cavity 17 through the supporting rod 18, the stability of the bottom plate 21 is better, the silicone grease cavity 16 used for storing the insulating silicone grease is formed between the upper surface of the bottom, the two side walls of the thorn sheet are connected with the corresponding paste storage sleeve 20 through a lifting rod 25, a lifting groove 24 for the lifting movement of the lifting rod 25 is arranged on the wall of the upper pressing plate 1 or the lower pressing plate 7 between the thorn sheet and the built-in cavity 17, a flow guide channel 19 communicated with one side of the thorn sheet is arranged on one side of the top end of the built-in cavity 17 close to the thorn sheet, a thorn sheet spring 23 is connected between the lower surface of the thorn sheet and the bottom wall of the thorn sheet groove 22, when the upper pressing plate 1 and the lower pressing plate 7 are folded, the thorn sheet is pressed on the cable insulation layer, the thorn sheet is pressed by pressing force to overcome the spring force of the thorn sheet spring 23 and moves, when the thorn sheet moves to the bottom of the thorn sheet groove 22 and can not move any more, the thorn sheet starts to puncture and punctures in the cable insulation layer, the thorn sheet moves to drive the lifting rod 25 to move, the lifting rod 25 drives the paste storage sleeve 20 to slide along the side wall of the bottom plate 21, along with the movement of the grease storage sleeve 20, the volume of the silicone grease cavity 16 formed by the grease storage sleeve 20 and the bottom plate 21 is smaller and smaller, so that the insulating silicone grease stored in the silicone grease cavity 16 is forced to flow into the stab sheet along the flow guide channel 19, and the outer surfaces of the stab sheet and the cable insulation layer are covered with the overflowing insulating silicone grease, thereby achieving a good insulating, waterproof and sealing effect; the number of the thorn pieces in the upper press plate 1 or the lower press plate 7 is at least three, and the thorn pieces in the upper press plate 1 and the thorn pieces in the lower press plate 7 are in one-to-one correspondence, so that the stability when the cable is clamped is higher.
The fastening device comprises a fastening bolt 10 and a torque nut 2, a through hole 11 is arranged on a lower pressing plate 7, a sleeve 14 which is matched with the through hole on the lower pressing plate 7 and is used for allowing the fastening bolt 10 to pass through is arranged on an upper pressing plate 1, a square through hole for allowing the fastening bolt 10 to pass through is arranged on the lower pressing plate 7, one section of the fastening bolt 10 which is positioned in the square through hole is square matched with the square through hole, during specific operation, the upper pressing plate 1 and the lower pressing plate 7 are firstly spliced together, the sleeve 14 on the upper pressing plate 1 is inserted into the through hole 11 on the lower pressing plate 7, then the fastening bolt 10 penetrates into the through hole on the lower pressing plate 7, as the square section on the fastening bolt 10 is attached to the inner wall of the square through hole, when the fastening bolt 10 is screwed, as the through hole is square, the fastening bolt 10 cannot rotate in the through hole along with the screwing, when the cable clamp is connected with a cable, the torque nut 2 is firstly screwed so as to separate the upper pressing, then the main cable is clamped into the wire clamping groove 5 on one side, the branch cable is placed into the wire clamping groove 5 on the other side, the torque nut 2 is evenly screwed by a socket wrench with a proper size, the puncture cable clamp upper pressure plate 1 and the lower pressure plate 7 are gradually folded along with the gradual screwing of the torque nut 2, the torque nut 2 is continuously screwed by the socket wrench, when the torque reaches a set value, the nut torque mechanism falls off, the main cable and the branch cable are connected, and the waterproof performance and the electrical effect reach the parameters of standard requirements.
As shown in fig. 6, a clamping device 3 electrically connected with a thorn sheet is arranged on an upper pressure plate 1, a fixing device 9 electrically connected with the thorn sheet and matched with the clamping device 3 is arranged on a lower pressure plate 7, after a main line and a branch cable on an insulation puncture wire clamp are fixed, two branch cables can be fixed in a wire clamping groove 5 of another insulation puncture wire clamp with the same structure, then the clamping device 3 on the upper pressure plate 1 of the puncture wire clamp is embedded into the fixing device 9 on the wire clamp lower pressure plate 7 with the main line by moving another insulation puncture wire clamp, thereby realizing the electrical connection of the two puncture wire clamps, realizing the electrical connection of one main line cable and three branch cables, the clamping device 3 comprises a main connecting rod 4 arranged on the upper pressure plate 1, one end of the main connecting rod 4 far away from the upper pressure plate 1 is connected with a clamping block 32, a clamping groove 28 is arranged in the clamping, pressing blocks 31 which penetrate through the side wall of the clamping block 32 and are in sliding connection with the inner wall of the clamping block 32 are symmetrically arranged in the clamping groove 28 along the central line of the clamping groove 28, the two pressing blocks 31 are connected through a pressing block spring 33, the pressing block spring 33 can fix the two pressing blocks 31 at a certain position when the clamping device 3 is not acted by external force, the ends, close to the two pressing blocks 31, of the two pressing blocks 31 are respectively provided with an L-shaped clamping block 34, each clamping block 34 comprises a vertical rod 29 which is connected to the corresponding pressing block 31 and extends out of the clamping block 32, one side, far away from the other vertical rod 29, of each vertical rod 29 is connected with a cross rod 30, the fixing device 9 comprises an auxiliary connecting rod 8 arranged on the lower pressing plate 7, one end, far away from the lower pressing plate 7, of the auxiliary connecting rod 8 is connected with a fixing block 26, one side, far away from the auxiliary connecting rod 8, of the, the two pressing blocks 31 are close to each other by overcoming the spring force of the pressing block spring 33, the two pressing blocks 31 move relatively and drive the two clamping blocks 34 to move relatively close to each other, then the clamping block 32 is moved to insert the clamping block 34 into the fixing groove 27 of the fixing block 26 of the other puncture wire clamp, then the two pressing blocks 31 are reset under the elastic force action of the pressing block spring 33 without acting force on the two pressing blocks 31, so that the two cross rods 30 are clamped in the fixing groove 27, and the two puncture wire clamps with the same structure can be electrically connected; when two piercing connectors are to be separated, two pressing blocks 31 drive the cross rod 30 to move relatively close to each other by acting force of the two pressing blocks 31, and then the clamping block 32 is moved, so that the clamping block 34 can be separated from the fixing groove 27, and the separation of the two piercing connectors is realized.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (7)
1. An insulation puncture wire clamp is characterized by comprising an upper pressing plate and a lower pressing plate, wherein the upper pressing plate is connected with the lower pressing plate through a fastening device, the upper pressing plate and the lower pressing plate are connected and folded to form two wire clamping grooves for clamping cables, stab plate grooves are formed in the upper pressing plate and the lower pressing plate, stab plates are arranged in the stab plate grooves, paste coating devices positioned in the upper pressing plate or the lower pressing plate are arranged on two sides of each stab plate, each paste coating device comprises a built-in cavity arranged in the upper pressing plate or the lower pressing plate, a hollow paste storage sleeve is arranged in each built-in cavity, a bottom plate fixed on the wall of each built-in cavity is connected below the inner wall of each paste storage sleeve in a sliding mode, a silicone grease cavity for storing insulation silicone grease is formed between the upper surface of each bottom plate and the inner wall of each paste storage sleeve, and the two side walls of each stab plate are connected with the corresponding paste storage sleeves through lifting rods, the wall of the upper pressing plate or the lower pressing plate between the thorn sheet and the built-in cavity is provided with a lifting groove for lifting and moving a lifting rod, one side of the top end of the built-in cavity, which is close to the thorn sheet, is provided with a flow guide channel communicated to one side of the thorn sheet, and a thorn sheet spring is connected between the lower surface of the thorn sheet and the bottom wall of the thorn sheet groove.
2. The insulation piercing connector as claimed in claim 1, wherein the fastening device comprises a fastening bolt and a torque nut, the lower pressing plate is provided with a through hole, the upper pressing plate is provided with a sleeve which is matched with the through hole on the lower pressing plate and is used for the fastening bolt to pass through, the lower pressing plate is provided with a square through hole for the fastening bolt to pass through, and one section of the fastening bolt in the square through hole is square matched with the square through hole.
3. An insulated piercing connector as claimed in claim 1, wherein the base is secured to the wall of the cavity by support posts.
4. The insulation piercing connector as claimed in claim 1, 2 or 3, wherein the upper pressing plate is provided with a locking device electrically connected with the thorn piece, the lower pressing plate is provided with a fixing device electrically connected with the thorn piece and matched with the locking device, the locking device comprises a main connecting rod arranged on the upper pressing plate, one end of the main connecting rod away from the upper pressing plate is connected with a locking block, a locking groove is arranged in the locking block, pressing blocks penetrating through the side wall of the locking block and slidably connected with the inner wall of the locking block are symmetrically arranged in the locking groove along the central line of the locking groove, the two pressing blocks are connected through a pressing block spring, one ends of the two pressing blocks close to each other are respectively provided with an L-shaped clamping block, each clamping block comprises a vertical rod connected with the pressing block and extending to the outside of the locking block, one side of the vertical rod away from the other vertical rod is connected with a cross, the fixing device comprises an auxiliary connecting rod arranged on the lower pressing plate, one end, far away from the lower pressing plate, of the auxiliary connecting rod is connected with a fixing block, and one side, far away from the auxiliary connecting rod, of the fixing block is provided with a fixing groove matched with the two clamping blocks.
5. An insulation piercing connector as claimed in claim 1, 2 or 3, wherein the lower pressing plate is provided with a slot on both sides thereof, and the upper pressing plate is provided with a frame capable of being inserted into the slot on both sides thereof.
6. An insulation piercing connector as claimed in claim 1, 2 or 3, wherein clamping plates for limiting the upper plate are provided on both sides of the lower plate.
7. An insulating piercing connector as claimed in claim 1, 2 or 3, wherein the number of the piercing strips in the upper or lower press plate is at least three, and the piercing strips in the upper press plate correspond to the piercing strips in the lower press plate one to one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811252015.1A CN109546362B (en) | 2018-10-25 | 2018-10-25 | Insulating puncture fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811252015.1A CN109546362B (en) | 2018-10-25 | 2018-10-25 | Insulating puncture fastener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109546362A CN109546362A (en) | 2019-03-29 |
| CN109546362B true CN109546362B (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811252015.1A Active CN109546362B (en) | 2018-10-25 | 2018-10-25 | Insulating puncture fastener |
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| CN112636015B (en) * | 2020-11-20 | 2022-04-08 | 国网浙江海盐县供电有限公司 | Insulating puncture fastener |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203774487U (en) * | 2014-03-05 | 2014-08-13 | 宁波奉金电力金具有限公司 | Impalement-type ground clamp with positioning mechanism |
| CN203883151U (en) * | 2014-05-28 | 2014-10-15 | 浙江华西科技有限公司 | Novel piercing clamp |
| CN205039263U (en) * | 2015-10-13 | 2016-02-17 | 希卡姆电力设备（南通）有限公司 | Electric power is with insulating puncture earth clamp |
| CN205385112U (en) * | 2016-03-03 | 2016-07-13 | 国网黑龙江省电力有限公司绥化供电公司 | Insulating piercing depth of power cable |
-
2018
- 2018-10-25 CN CN201811252015.1A patent/CN109546362B/en active Active
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| Publication number | Publication date |
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| CN109546362A (en) | 2019-03-29 |
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