CN117096628A - Waterproof type insulated parallel groove clamp - Google Patents
Waterproof type insulated parallel groove clamp Download PDFInfo
- Publication number
- CN117096628A CN117096628A CN202311120839.4A CN202311120839A CN117096628A CN 117096628 A CN117096628 A CN 117096628A CN 202311120839 A CN202311120839 A CN 202311120839A CN 117096628 A CN117096628 A CN 117096628A
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- Prior art keywords
- conductor
- parallel groove
- groove
- shell
- support column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004020 conductor Substances 0.000 claims abstract description 183
- 238000003825 pressing Methods 0.000 claims abstract description 15
- 238000001125 extrusion Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 229920000515 polycarbonate Polymers 0.000 claims description 4
- 239000004417 polycarbonate Substances 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 230000003044 adaptive effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 20
- 238000007906 compression Methods 0.000 description 20
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 239000000565 sealant Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000002955 isolation Methods 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
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/44—Clamping areas on both sides of screw
-
- 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
- H01R4/70—Insulation of connections
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Installation Of Indoor Wiring (AREA)
Abstract
The invention relates to the technical field of electric power material manufacturing, and provides a waterproof type insulated parallel groove clamp, which comprises a waterproof insulating shell, wherein the waterproof insulating shell is formed by hinging a lower shell and an upper shell, and sleeves are arranged at the left end and the right end of the lower shell and the upper shell; the wire clamp is arranged in the lower shell and the upper shell and comprises a lower parallel groove conductor, the top of the lower parallel groove conductor is provided with a mounting groove, the upper parallel groove conductor is clamped and installed, and bolts penetrate through the lower parallel groove conductor and the upper parallel groove conductor and are fixed through nut and gasket pressing. According to the invention, through the characteristic that the movable conductor can rotate around the support column, the situation that wires in the front and rear groups of grooves between the lower parallel groove conductor and the movable conductor are unevenly placed is adapted, and through the free adaptive rotation of the movable conductor, different wires in the front and rear groups of grooves can be in extrusion contact with the movable conductor and the lower parallel groove conductor to the maximum extent, the contact areas of the two conductors are synchronized, and the conductive performance of the wire clamp is improved.
Description
Technical Field
The invention relates to the technical field of electric power material manufacturing, in particular to a waterproof type insulated parallel groove clamp.
Background
In the power industry, two cables are often required to be connected, so that a waterproof insulated parallel groove clamp is required to be used, the parallel groove clamp consists of an upper metal conductor, a lower metal conductor and a metal wire, wherein bolt holes are formed in the middle of the upper metal conductor and the lower metal conductor, parallel grooves are formed in the two ends of the parallel groove, when the parallel groove clamp is used, the cable with the outer skin removed is exposed out of the metal wires and placed between the two groups of grooves, the upper metal conductor and the lower metal conductor (also called as an upper parallel groove conductor and a lower parallel groove conductor) are clamped by bolts, the two cables are tightly connected by clamping force, and the operation before conduction is completed; in the prior art, a single parallel groove conductor is manufactured and formed integrally by aluminum alloy, the vertical clamping force from a bolt presses the parallel groove conductor in a single direction, so that the pressing mode of the parallel groove conductor on an electric wire is single, when the cable is stripped, the interior of the cable is actually composed of a plurality of groups of electric wires, the limit protection effect of the cable sheath is lost, the cable can generate a scattered trend, when the parallel groove conductor presses the cable, the cable can be scattered integrally, the distribution positions and the spaces of the two groups of cables in the parallel groove are different, the stress is also different, the contact area of the metal conductors and the cable is easy to be different, and the conductive performance is influenced.
Disclosure of Invention
The invention provides a waterproof insulated parallel groove clamp, which solves the problem that the contact area of a metal conductor and a cable in the related technology is different, and the conductivity is affected.
The technical scheme of the invention is as follows:
a waterproof insulated parallel groove clamp comprises
The waterproof insulating shell is formed by hinging a lower shell and an upper shell, and sleeves are arranged at the left end and the right end of the lower shell and the upper shell;
the wire clamp is arranged in the lower shell and the upper shell and comprises a lower parallel groove conductor, an installation groove is formed in the top of the lower parallel groove conductor, an upper parallel groove conductor is installed in a clamping mode, bolts penetrate through the lower parallel groove conductor and the upper parallel groove conductor and are fixed through nut and gasket pressing, a through hole is formed in the middle of the upper parallel groove conductor, support columns are rotatably arranged on the left side and the right side of the inner wall of the through hole, movable conductors are rotatably arranged on the left side and the right side of the upper parallel groove conductor through the support columns, a limit groove is formed in the middle of the inner wall of the through hole, a limit ring positioned in the limit groove is installed on the outer surface of the support column, and the limit ring is in interference fit and sleeved on the outer surface of the support column;
the cable is installed between the lower parallel groove conductor and the upper parallel groove conductor in a pressing mode and between the lower parallel groove conductor and the upper parallel groove conductor as well as between the lower parallel groove conductor and the movable conductor.
Preferably, one side of the movable conductor, which faces the upper parallel groove conductor, is in extrusion contact with the upper parallel groove conductor, the other side of the movable conductor is provided with a pressure groove, the outer surface of the support column is movably sleeved with a compression ring and a spring which are positioned in the pressure groove, two ends of the spring are respectively and elastically connected with the compression ring and the support column, the compression ring is in extrusion contact with one side of the upper parallel groove conductor, which faces the pressure groove, of the movable conductor, and the spring is arranged between the compression ring and the support column in a compression mode.
Preferably, the fixture block is installed to the front side of last casing bottom, the fixed orifices has been seted up around the lower casing top, the fixture block is installed in the fixed orifices, upper and lower two sets of the sleeve pipe forms a complete drum structure to the surface of cable is located to the cover, and seals between sleeve pipe inner wall and the cable surface and pack there is the sealant.
Preferably, a clamping groove is formed in the bottom of the lower parallel groove conductor, the bottom end of the bolt is adaptively clamped in the clamping groove, and the bolt movably penetrates through the middle parts of the lower parallel groove conductor and the upper parallel groove conductor.
Preferably, the cross section of the support column is in a T shape, and the protruding end of the support column is positioned at the outer opening of the support column and is flush with the side of the movable conductor away from the upper parallel groove conductor.
Preferably, the support column is movably connected with the pressure groove and the through hole in a movable mode in sequence, and penetrates through the inner annular surface of the limiting ring through knocking, the thickness value of the limiting ring is smaller than the depth value of the limiting groove, and the outer diameter value of the limiting ring is smaller than the inner diameter value of the limiting groove.
Preferably, the bottom of the movable conductor is in arc transition design and is positioned right above the mounting groove.
Preferably, the lower housing, the upper housing, the clamping block and the sleeve are integrally injection molded from a polycarbonate material.
The working principle and the beneficial effects of the invention are as follows:
1. the invention redesigns the upper parallel groove conductor, changes the design that the upper parallel groove conductor is integrated or split in the past but cannot rotate relatively, movably inserts in the through hole through the support column and forms interference fit with the limiting ring, rotatably installs the movable conductor at the left and right sides of the upper parallel groove conductor in a compression contact stress mode, adapts to the situation that wires in the front and rear groups of grooves between the lower parallel groove conductor and the movable conductor are unevenly placed through the characteristic that the movable conductor can rotate around the support column when the nut rotates and drives the upper parallel groove conductor to move downwards, enables different wires in the front and rear groups of grooves to be in compression contact with the movable conductor and the lower parallel groove conductor to the greatest extent through the free adaptive rotation of the movable conductor, synchronizes the contact area of the two conductors, and improves the conductivity of the wire clamp.
And 2, a pressure groove is formed in one side, away from the upper parallel groove conductor, of the support column, a compression ring and a spring are arranged in the pressure groove, the support column penetrates through the pressure groove, the support column is sleeved with the compression ring in a penetrating mode, after the support column is rotationally limited by the limiting groove, the support column can be used for compressing the spring while knocking an annular surface in the limiting groove, the compression ring is pressed, the movable conductor is driven to move and extrude towards one side of the upper parallel groove conductor in a contact mode, the contact surface between the upper parallel groove conductor and the movable conductor in rotary contact can always generate high-pressure contact, gaps are formed between the upper parallel groove conductor and the movable conductor, and the service lives of the upper parallel groove conductor and the surface of the movable conductor are influenced.
3. Finally, through being provided with waterproof insulating casing cover in the outside of fastener, realized the waterproof and the insulating function of fastener, through have down casing and last casing all the time when closing, use the fixture block card in the fixed orifices, accomplish the closure between lower casing and the last casing to two sets of sleeves are sealed to form a complete drum structure about with, establish the cable cover and install wherein, pack the sealant between cable and the sleeve pipe inner wall at last, form waterproof effect, thereby form insulating and waterproof function with the fastener after the installation.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view showing the overall structure separation of the waterproof insulating housing, sealant, cable and wire clamp of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A in accordance with the present invention;
FIG. 4 is a schematic side cut-away view of a clip of the present invention;
FIG. 5 is a schematic view in front cross-section of a wire clamp of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5B in accordance with the present invention;
FIG. 7 is a schematic view of a wire clip of the present invention shown in isolation;
fig. 8 is a rotational schematic of a movable conductor according to the present invention.
In the figure: 1. a waterproof insulating housing; 11. a lower housing; 12. a fixing hole; 13. an upper housing; 14. a clamping block; 15. a sleeve; 2. sealing glue; 3. a cable; 4. a wire clamp; 41. a lower parallel trench conductor; 42. a mounting groove; 43. upper parallel groove conductors; 431. a through hole; 432. a limit groove; 44. a movable conductor; 45. a pressure tank; 46. a support column; 461. a limiting ring; 47. a compression ring; 48. a spring; 49. a bolt; 410. a nut; 411. a gasket; 412. a clamping groove.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, based on embodiments of the invention, which are apparent to one of ordinary skill in the art without undue burden are contemplated to be within the scope of the invention
Example 1
A waterproof insulated parallel groove clamp comprises
The waterproof insulating shell 1 is formed by hinging a lower shell 11 and an upper shell 13, and sleeves 15 are arranged at the left end and the right end of the lower shell 11 and the left end of the upper shell 13;
the wire clamp 4 is arranged in the lower shell 11 and the upper shell 13 and comprises a lower parallel groove conductor 41, a mounting groove 42 is formed in the top of the lower parallel groove conductor 41, an upper parallel groove conductor 43 is installed in a clamping manner, bolts 49 penetrate through the lower parallel groove conductor 41 and the upper parallel groove conductor 43 and are fixed in a pressing manner through nuts 410 and gaskets 411, through holes 431 are formed in the middle of the upper parallel groove conductor 43, support columns 46 are rotatably arranged on the left side and the right side of the inner wall of the through holes 431, movable conductors 44 are rotatably arranged on the left side and the right side of the upper parallel groove conductor 43 through the support columns 46, limit grooves 432 are formed in the middle of the inner wall of the through holes 431, limit rings 461 positioned in the limit grooves 432 are arranged on the outer surfaces of the support columns 46, and the limit rings 461 are sleeved on the outer surfaces of the support columns 46 in an interference fit manner;
wherein, the cable 3 is pressed and mounted between the lower parallel groove conductor 41 and the upper parallel groove conductor 43 and the movable conductor 44;
the invention redesigns the upper parallel groove conductor 43, changes the design that the upper parallel groove conductor 43 is integrated or split in the past but cannot rotate relatively, and is provided with the support column 46 movably inserted into the through hole 431 and in interference fit with the limiting ring 461, the movable conductor 44 is rotatably arranged at the left side and the right side of the upper parallel groove conductor 43 in a compression contact stress mode, when the nut 410 rotates and drives the upper parallel groove conductor 43 to move downwards, the situation that wires in the front and rear groups of grooves between the lower parallel groove conductor 41 and the movable conductor 44 are unevenly placed is adapted through the characteristic that the movable conductor 44 can rotate around the support column 46, and different wires in the front and rear groups of grooves can be in compression contact with the movable conductor 44 and the lower parallel groove conductor 41 to the greatest extent through the free adaptation rotation of the movable conductor 44, the contact area of the two is synchronous, and the conductivity of the wire clamp 4 is improved.
Then, through opening the pressure groove 45 at one side of the support column 46 far away from the upper parallel groove conductor 43, and arranging the compression ring 47 and the spring 48 in the pressure groove, the support column 46 is penetrated and sleeved in the pressure groove, after the limit groove 432 rotationally limits the support column 46, the spring 48 can be compressed while the support column 46 knocks the inner ring surface penetrating the limit groove 432, and the compression ring 47 is pressed to drive the movable conductor 44 to move and extrude towards one side contacting the upper parallel groove conductor 43, so that the contact surface between the upper parallel groove conductor 43 and the movable conductor 44 which are in rotary contact can always generate high-pressure contact, gaps are avoided between the upper parallel groove conductor 43 and the movable conductor 44, and the service lives of the surfaces of the upper parallel groove conductor 43 and the movable conductor 44 are influenced.
Finally, through being provided with waterproof insulating housing 1 cover and pressing from both sides 4's outside on line, realized the waterproof and insulating function of fastener 4, through have down casing 11 and last casing 13 all the time when closing, use fixture block 14 card in fixed orifices 12, accomplish the closure between casing 11 and the last casing 13 down, thereby two sets of sleeve pipes 15 are sealed to form a complete tubular structure about with, establish cable 3 cover and install wherein, pack the sealant 2 between cable 3 and sleeve pipe 15 inner wall at last, form waterproof effect, thereby form insulating and waterproof function with fastener 4 after the installation.
Example 2
One side of the movable conductor 44, which faces the upper parallel groove conductor 43, is in extrusion contact with the upper parallel groove conductor 43, the other side of the movable conductor 44 is provided with a pressure groove 45, the outer surface of the support column 46 is movably sleeved with a compression ring 47 and a spring 48 which are positioned in the pressure groove 45, two ends of the spring 48 are respectively and elastically connected with the compression ring 47 and the support column 46, the compression ring 47 is in extrusion contact with one side, which faces the upper parallel groove conductor 43, of the pressure groove 45, and the spring 48 is arranged between the compression ring 47 and the support column 46 in a compression manner;
through set up pressure groove 45 in the support column 46 side that keeps away from last parallel groove conductor 43 to set up clamping ring 47, spring 48 therein, run through support column 46 and cup joint wherein, after 432 rotate spacing support column 46, can strike and run through 432 interior anchor ring at support column 46 and compress spring 48, and exert pressure to clamping ring 47, drive movable conductor 44 and move, extrude towards the direction of contact last parallel groove conductor 43 one side, make the contact surface between last parallel groove conductor 43 and the movable conductor 44 that is the rotation contact can produce high pressure contact all the time, avoid going up parallel groove conductor 43 and the gap appears between the movable conductor 44, influence last parallel groove conductor 43, the life of movable conductor 44 surface.
Example 3
The front side of the bottom of the upper shell 13 is provided with a clamping block 14, the front and the rear of the top of the lower shell 11 are provided with a fixing hole 12, the clamping block 14 is clamped and installed in the fixing hole 12, an upper sleeve 15 and a lower sleeve 15 form a complete cylinder structure and are sleeved on the outer surface of the cable 3, and sealant 2 is filled between the inner wall of the sleeve 15 and the surface of the cable 3 in a sealing way;
through being provided with waterproof insulating housing 1 cover outside of pressing from both sides 4 on line, realized the waterproof and insulating function of fastener 4, through have down casing 11 and last casing 13 all the time when closing, use fixture block 14 card in fixed orifices 12, accomplish the closure between casing 11 and the last casing 13 down to two sets of sleeve pipes 15 are sealed to form a complete drum structure about, establish cable 3 cover and install wherein, pack sealing gum 2 between cable 3 and sleeve pipe 15 inner wall at last, form waterproof effect, thereby form insulating and waterproof function with fastener 4 after the installation.
Example 4
A clamping groove 412 is formed in the bottom of the lower parallel groove conductor 41, the bottom end of a bolt 49 is adaptively clamped in the clamping groove 412, and the bolt 49 movably penetrates through the middle parts of the lower parallel groove conductor 41 and the upper parallel groove conductor 43;
the nut 410 is screwed on the outer surface of the bolt 49, and generates axial pressing force downwards through rotation to drive the gasket 411 and the upper parallel groove conductor 43 to move downwards and press and fix the electric wire, and the mounting groove 42 is used for adapting and clamping the bottom of the upper parallel groove conductor 43, so that the upper parallel groove conductor 43 is conveniently positioned in the process of moving downwards.
Example 5
The cross-sectional shape of the support column 46 is a T shape, and the convex end of the support column 46 is positioned at the outer opening of the support column 46 and is flush with the side of the movable conductor 44 away from the upper parallel groove conductor 43;
as shown in fig. 5, the support column 46 with a T-shaped design is matched with the through hole 431 to rotatably mount the movable conductor 44, so as to provide a rotation supporting force for the movable conductor 44, meanwhile, one end of the protrusion is designed to compress the spring 48 in the pressure groove 45, and then flexibly transfer the pressure to the upper side of the movable conductor 44 and towards one side of the upper parallel groove conductor 43, so that the movable conductor 44 and the upper parallel groove conductor 43 can generate high contact pressure under the relatively movable contact condition, and the overall conductivity of the wire clamp 4 is not affected.
Example 6
The support column 46 is movably connected with the pressure groove 45 and the through hole 431 in a movable way, and penetrates through the inner annular surface of the limiting ring 461 by knocking, wherein the thickness value of the limiting ring 461 is smaller than the depth value of the limiting groove 432, and the outer diameter value is smaller than the inner diameter value of the limiting groove 432;
when the support column 46 is inserted into the through hole 431, the support column 46 contacts the inner ring surface of the through hole 432, and at this time, the inner ring surface penetrating through the through hole 432 can be knocked to form interference fit, and the position of the support column 46 is fixed through the limit fit of the limit groove 432.
Example 7
The bottom of the movable conductor 44 is in arc transition design and is positioned right above the mounting groove 42;
the arc transition design at the bottom of the movable conductor 44 can prevent the movable conductor 44 from being blocked with the inner wall of the mounting groove 42 and from collision with the inner wall during rotation, so that the contact blocking probability of the movable conductor 44 and the lower parallel groove conductor 41 is effectively reduced.
Example 8
The lower shell 11, the upper shell 13, the clamping block 14 and the sleeve 15 are integrally injection molded by polycarbonate materials;
the waterproof insulating housing 1 is integrally made of an insulating polycarbonate material, is integrally formed through injection molding, and the lower housing 11 and the upper housing 13 are connected through hinges, so that gaps between the lower housing 11 and the upper housing 13 are reduced to a level where water cannot invade when the lower housing and the upper housing are clamped and fixed through the clamping blocks 14 and the fixing holes 12, and the waterproof insulating housing 1 has an integral waterproof function.
Working principle and using flow:
firstly, the outer surface of the cable 3 is removed by using a wire stripper, wires are exposed and placed between a lower parallel groove conductor 41 and an upper parallel groove conductor 43 and a movable conductor 44, the lower parallel groove conductor 41 is fixed, a nut 410 is rotated to drive the upper parallel groove conductor 43 to move downwards and drive the movable conductor 44 which is rotatably arranged at the left side and the right side of the upper parallel groove conductor 41 to squeeze the wires, at the moment, the wires in different grooves are diffused to cause different spaces, the grooves at the two sides of the bottom of the upper parallel groove conductor 43 are used for conventionally compacting the wires, the movable conductor 44 at the two sides of the upper parallel groove conductor is rotatably arranged at the two sides of the upper parallel groove conductor through a support column 46, when facing the wires in the front and the rear two groups of different grooves, the front and the rear two groups of grooves are automatically and adaptively contacted with the wires according to the actual diffusion and the arrangement degree of the pressed wires, and the movable conductor 44 is rotated to the axis of the support column 46 to a position which generates an angle deviation from the initial position, as shown in fig. 8, the rotation angle is larger than 0;
then, the fixed wire clamp 4 is integrally placed in the lower shell 11, the upper shell 13 is rotated to enable the clamping block 14 to penetrate through the fixing hole 12 to be clamped, the upper sleeve 15 and the lower sleeve 15 are just sleeved on the outer surface of the cable 3 with the surface, and the upper sleeve 15 and the inner wall of the sleeve 15 are filled with the upper sealant 2 to finish the sealing waterproof arrangement;
when the movable conductor 44 is installed, the movable conductor 44 is firstly placed at the left side and the right side of the upper parallel groove conductor 43, one end of the support column 46 penetrates through the pressure groove 45 and the through hole 431, then the upper parallel groove conductor 43 and the lower parallel groove conductor 41 are fixed, the protruding end of the support column 46 is knocked, the inner annular surface of the limiting ring 461 is propped up by the support column 46, the limiting ring is arranged on the outer surface of the support column 46 in an interference fit manner, the support column 46 is installed in the through hole 431 in a limiting rotating manner through the limiting ring 461, and when the support column 46 moves towards the inside of the through hole 431, the spring 48 is compressed, the movable conductor 44 is pressed through the pressing ring 47, and the movable conductor 44 is driven to be tightly attached to the two sides of the upper parallel groove conductor 43.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (8)
1. The utility model provides a waterproof type insulating parallel groove clamp which characterized in that includes
The waterproof insulating shell (1) is formed by hinging a lower shell (11) and an upper shell (13), and sleeves (15) are arranged at the left end and the right end of the lower shell (11) and the left end of the upper shell (13);
the wire clamp (4) is arranged in the lower shell (11) and the upper shell (13) and comprises a lower parallel groove conductor (41), an installation groove (42) is formed in the top of the lower parallel groove conductor (41) and is clamped with an upper parallel groove conductor (43), bolts (49) penetrate through the lower parallel groove conductor (41) and the upper parallel groove conductor (43) and are fixed through nuts (410) and gaskets (411) in a pressing mode, through holes (431) are formed in the middle of the upper parallel groove conductor (43), support columns (46) are rotatably arranged on the left side and the right side of the inner wall of each through hole (431), movable conductors (44) are rotatably arranged on the left side and the right side of each upper parallel groove conductor (43) through the support columns (46), limiting grooves (432) are formed in the middle of the inner wall of each through hole (431), limiting rings (461) are arranged on the outer surfaces of the support columns (46), and the limiting rings (461) are sleeved on the outer surfaces of the support columns (46) in an interference fit mode;
wherein, the cable (3) is installed between the lower parallel groove conductor (41), the upper parallel groove conductor (43) and the movable conductor (44) in a pressing way.
2. The waterproof insulated parallel groove clamp according to claim 1, wherein one side of the movable conductor (44) faces upwards, one side of the parallel groove conductor (43) is in extrusion contact with the upper parallel groove conductor (43), a pressure groove (45) is formed in the other side of the movable conductor (44), a pressing ring (47) and a spring (48) are movably sleeved on the outer surface of the support column (46), the pressing ring (47) and the spring (48) are respectively and elastically connected with the two ends of the spring (48), the pressing ring (47) is in extrusion contact with one side of the upper parallel groove conductor (43) in the pressure groove (45), and the spring (48) is arranged between the pressing ring (47) and the support column (46) in a compressed mode.
3. The waterproof insulated parallel groove clamp according to claim 1, wherein a clamping block (14) is mounted on the front side of the bottom of the upper shell (13), a fixing hole (12) is formed in the front and rear of the top of the lower shell (11), the clamping block (14) is mounted in the fixing hole (12) in a clamping manner, the upper sleeve (15) and the lower sleeve (15) form a complete cylinder structure and are sleeved on the outer surface of the cable (3), and sealing glue (2) is filled between the inner wall of the sleeve (15) and the surface of the cable (3) in a sealing manner.
4. The waterproof insulated parallel groove clamp according to claim 1, wherein a clamping groove (412) is formed in the bottom of the lower parallel groove conductor (41), the bottom end of the bolt (49) is adaptively clamped in the clamping groove (412), and the bolt (49) movably penetrates through the middle parts of the lower parallel groove conductor (41) and the upper parallel groove conductor (43).
5. The waterproof insulated parallel groove clamp according to claim 1, wherein the cross section of the support column (46) is in a T shape, and the protruding end of the support column (46) is located at the outer opening of the support column (46) and is flush with the side of the movable conductor (44) away from the upper parallel groove conductor (43).
6. The waterproof insulated parallel groove clamp according to claim 1, wherein the supporting column (46) is movably connected with the pressure groove (45) and the through hole (431) in sequence, and penetrates through the inner annular surface of the limiting ring (461) by knocking, the thickness value of the limiting ring (461) is smaller than the depth value of the limiting groove (432), and the outer diameter value is smaller than the inner diameter value of the limiting groove (432).
7. The waterproof insulated parallel groove clamp according to claim 1, wherein the bottom of the movable conductor (44) is in a circular arc transition design and is located right above the mounting groove (42).
8. A waterproof insulated parallel groove clamp according to claim 3, characterized in that the lower housing (11), the upper housing (13), the clamping block (14) and the sleeve (15) are integrally injection molded from polycarbonate material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311120839.4A CN117096628B (en) | 2023-08-31 | 2023-08-31 | Waterproof type insulated parallel groove clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311120839.4A CN117096628B (en) | 2023-08-31 | 2023-08-31 | Waterproof type insulated parallel groove clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117096628A true CN117096628A (en) | 2023-11-21 |
| CN117096628B CN117096628B (en) | 2024-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311120839.4A Active CN117096628B (en) | 2023-08-31 | 2023-08-31 | Waterproof type insulated parallel groove clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117096628B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080194153A1 (en) * | 2007-02-13 | 2008-08-14 | International Business Machines Corporation | Spring Loaded Parallel Pad Clamp |
| CN204632950U (en) * | 2015-03-11 | 2015-09-09 | 广州番禺电缆集团有限公司 | With the cable part flow arrangement of shell |
| CN205488733U (en) * | 2016-02-03 | 2016-08-17 | 浙江固来发电力金具有限公司 | Stride directly insulation shell for parallel groove clamp |
| US20180031795A1 (en) * | 2016-07-29 | 2018-02-01 | Hubbell Incorporated | Spring assist cable clamps |
| CN208385651U (en) * | 2018-04-25 | 2019-01-15 | 国网河南省电力公司新乡供电公司 | On-load Special-shaped parrel-slot cable clamp can be charged |
| CN209016277U (en) * | 2018-11-24 | 2019-06-21 | 红旗集团电力金具有限公司 | A kind of c-type wire clamp |
| CN211957949U (en) * | 2020-05-27 | 2020-11-17 | 安徽林安电力设备有限公司 | Dysmorphism parallel groove clamp |
| CN115642413A (en) * | 2022-12-23 | 2023-01-24 | 北京飞利信信息安全技术有限公司 | Ground cable for electric tower based on communication and mounting structure thereof |
-
2023
- 2023-08-31 CN CN202311120839.4A patent/CN117096628B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080194153A1 (en) * | 2007-02-13 | 2008-08-14 | International Business Machines Corporation | Spring Loaded Parallel Pad Clamp |
| CN204632950U (en) * | 2015-03-11 | 2015-09-09 | 广州番禺电缆集团有限公司 | With the cable part flow arrangement of shell |
| CN205488733U (en) * | 2016-02-03 | 2016-08-17 | 浙江固来发电力金具有限公司 | Stride directly insulation shell for parallel groove clamp |
| US20180031795A1 (en) * | 2016-07-29 | 2018-02-01 | Hubbell Incorporated | Spring assist cable clamps |
| CN208385651U (en) * | 2018-04-25 | 2019-01-15 | 国网河南省电力公司新乡供电公司 | On-load Special-shaped parrel-slot cable clamp can be charged |
| CN209016277U (en) * | 2018-11-24 | 2019-06-21 | 红旗集团电力金具有限公司 | A kind of c-type wire clamp |
| CN211957949U (en) * | 2020-05-27 | 2020-11-17 | 安徽林安电力设备有限公司 | Dysmorphism parallel groove clamp |
| CN115642413A (en) * | 2022-12-23 | 2023-01-24 | 北京飞利信信息安全技术有限公司 | Ground cable for electric tower based on communication and mounting structure thereof |
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| Publication number | Publication date |
|---|---|
| CN117096628B (en) | 2024-02-23 |
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