CN212725983U

CN212725983U - Wire harness structure for connection of power distribution cabinet

Info

Publication number: CN212725983U
Application number: CN202021665250.4U
Authority: CN
Inventors: 孙永军
Original assignee: Anwadi Electric Technology Suzhou Co ltd
Current assignee: Anwadi Electric Technology Suzhou Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-03-16
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a pencil structure for switch board is connected, including wire harness and fixed outer clamp ring, fixed outer clamp ring is installed at the right-hand member outside of wire harness, the left end of fixed outer clamp ring is provided with the clamp ring screwed pipe, through cup jointed a pair of fixed clamp ring on the wire harness, fixed outer clamp ring and fixed interior clamp ring establish respectively with the switch board inside and outside both sides board wall on, can pass fixed outer clamp ring with wire harness outside one end connecting terminal, and pass the wire perforation on the switch board with clamp ring screwed pipe on the fixed outer clamp ring, through rotatory the fixing after aiming at fixed interior clamp ring and going up clamp ring swivel mount, make fixed outer clamp ring and fixed interior clamp ring hold tightly each other, thereby fix on the both sides board wall that the wire perforated and extrude seal ring, make seal ring can paste tightly on the inside and outside both sides cabinet body board wall of switch board, thereby play waterproof seal ring, Dustproof and effect such as protection against insects effectively promote the sealing performance of switch board, improve the life of pencil.

Description

Wire harness structure for connection of power distribution cabinet

Technical Field

The utility model belongs to the technical field of switch board line connection is relevant, concretely relates to pencil structure for switch board is connected.

Background

The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load. The wiring harness is a wiring component for connecting each electrical equipment in a circuit, and consists of an insulating sheath, a lead, an insulating binding material and the like. The switch board carries out electric connection through pencil and outside consumer to the realization is electrified to the circuit and is controlled and detect.

The existing wire harness structure technology for connection of the power distribution cabinet has the following problems: traditional pencil structure that is used for switch board to connect that traditional a pencil structure that is used for switch board to connect does not have sealed effect, and the pencil structure is perforated with the switch board and is gone up the wire and is had great gap between to easily leak water, get into dust and rat insect, influence the life of pencil, and the fixed effect of pencil connecting end is relatively poor simultaneously, pulls at the exogenic action and easily takes place not hard up down, thereby leads to taking place the condition such as contact failure between pencil plug and the attach fitting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pencil structure for switch board is connected to solve the traditional pencil structure that is used for switch board to connect that is used for the traditional pencil structure that is used for switch board to connect that proposes among the above-mentioned background art and do not have the relatively poor problem of sealed effect, the fixed effect of pencil link.

In order to achieve the above object, the utility model provides a following technical scheme: a wire harness structure for connecting a power distribution cabinet comprises a conductive wire bundle and a fixed outer clamping ring, wherein the fixed outer clamping ring is arranged outside the right end of the conductive wire bundle, a clamping ring threaded pipe is arranged at the left end of the fixed outer clamping ring, a clamping ring rotating sleeve is sleeved outside the clamping ring threaded pipe, a fixed inner clamping ring is arranged at the right end of the clamping ring rotating sleeve, a sealing washer is arranged on the opposite inner wall of the fixed outer clamping ring and the fixed inner clamping ring, the rear end of the clamping ring rotating sleeve is provided with a positioning threaded pipe, the outside of the right end of the positioning threaded pipe is sleeved with a positioning rotating sleeve, the outer walls of the circumferences of the front side and the rear side of the leftmost end of the positioning threaded pipe are connected with limit stops, the outer walls of the circumferences of the upper side and the lower side of the positioning threaded pipe are provided with clamping bar clamping grooves, the clamping device is characterized in that a movable clamping rod extending leftwards is arranged in the clamping rod clamping groove, and positioning teeth are arranged on the inner wall of the left end of the movable clamping rod.

Preferably, the left end of the conductive wire bundle is connected with a terminal protection leather sheath, and the left end of the terminal protection leather sheath is provided with a wire harness plug.

Preferably, the fixed outer clamping ring and the fixed inner clamping ring are both in a circular truncated cone structure, and the circumferential diameters of the fixed outer clamping ring and the fixed inner clamping ring are the same.

Preferably, the number of the sealing gaskets is two, the two sealing gaskets are both of annular structures, and the circle centers of the two sealing gaskets are transversely arranged on the same straight line.

Preferably, the left end of the clamp ring threaded pipe is transversely inserted into the clamp ring rotating sleeve, and the clamp ring rotating sleeve is in threaded rotary connection with the clamp ring threaded pipe.

Preferably, the movable clamping rods are provided with two bent structures, and the rear ends of the two movable clamping rods are fixedly clamped in clamping grooves of the clamping rods.

Preferably, the number of the limit stops is two, and the two limit stops and the two movable clamping rods are symmetrically arranged on the circumferential outer wall of the positioning threaded pipe in a cross structure.

Compared with the prior art of the wiring harness structure for connection of the power distribution cabinet, the utility model provides a wiring harness structure for connection of power distribution cabinet possesses following beneficial effect:

1. the utility model discloses a cup joint a pair of fixed clamp ring on the wire harness, fixed outer clamp ring and fixed inner clamp ring are established respectively with the switch board inside and outside both sides board wall, can pass fixed outer clamp ring with wire harness outside one end connecting terminal, and pass the wire perforation on the switch board with the clamp ring screwed pipe on the fixed outer clamp ring, through rotatory the fixed of aiming at fixed inner clamp ring on the clamp ring swivel mount, make fixed outer clamp ring and fixed inner clamp ring hold tightly each other, thereby fix on the both sides board wall that the wire perforated, fixed outer clamp ring and fixed inner clamp ring are fixed after the clamp ring is enclosed to press seal ring, make seal ring can paste tightly on the inside and outside both sides cabinet body board wall of switch board, thereby play waterproof, effect such as dustproof and protection against insects, effectively promote the sealing performance of switch board, improve the life of pencil;

2. the utility model discloses set up the activity clamping bar that has location tooth on the both sides pipe wall of location screwed pipe, the clamp is fixed back on the fenestrate both sides siding wall of wire with fixed outer clamp ring and fixed interior clamp ring, can fix a position the swivel mount through the antiport, make the location swivel mount draw close to the outer end gradually, and make the outside one end of two activity clamping bars extrude each other under the extrusion of location swivel mount this moment, thereby it fixes on the pencil to bite tightly through location tooth on the activity clamping bar inner wall, fix the restriction to the pencil link, avoid outside pencil to pull down the emergence not hard up and lead to taking place the bad condition of contact between pencil plug and the attach fitting at external force, thereby the connection stability of pencil structure has been improved, the maintenance frequency is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of a front view structure of a wiring harness structure for connection of a power distribution cabinet according to the present invention;

fig. 2 is a schematic view of a wiring harness structure for connection of a power distribution cabinet according to the present invention;

fig. 3 is a schematic structural view of the fixed inner clamping ring in front view;

fig. 4 is a schematic top view of the inner fixing clip ring according to the present invention;

in the figure: 1. positioning the rotating sleeve; 2. a clamp ring rotating sleeve; 3. clamping a ring threaded pipe; 4. a conductive wire bundle; 5. fixing the outer clamping ring; 6. a sealing gasket; 7. fixing the inner clamping ring; 8. positioning a threaded pipe; 9. a terminal protective leather sheath; 10. a wire harness plug; 11. a movable clamping rod; 12. a limit stop block; 13. positioning teeth; 14. a clamping bar clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a wire harness structure for connection of a power distribution cabinet comprises a conductive wire bundle 4 and a fixed outer clamping ring 5, wherein the fixed outer clamping ring 5 is installed outside the right end of the conductive wire bundle 4, a clamping ring threaded pipe 3 is arranged at the left end of the fixed outer clamping ring 5, a clamping ring rotating sleeve 2 is sleeved outside the clamping ring threaded pipe 3, the left end of the clamping ring threaded pipe 3 is transversely inserted into the clamping ring rotating sleeve 2, the clamping ring rotating sleeve 2 is in threaded rotating connection with the clamping ring threaded pipe 3, when the wire harness structure is installed, the fixed outer clamping ring 5 and the fixed inner clamping ring 7 can be respectively arranged on two sides of the wall of a cabinet body plate of the power distribution cabinet, the fixed outer clamping ring 5 penetrates through a connecting terminal at one end outside the conductive wire bundle 4, the clamping ring threaded pipe 3 on the fixed outer clamping ring 5 penetrates through a conductive wire perforation to be aligned with the clamping ring rotating sleeve 2 on the fixed inner clamping ring 7, and the fixed outer clamping ring 5 and the fixed inner clamping ring 7 are tightly held with each other, thereby fix on the perforated both sides board wall of wire, the right-hand member of clamp ring swivel mount 2 is provided with fixed inner clamp ring 7, fixed outer clamp ring 5 is round platform type structure with fixed inner clamp ring 7, fixed outer clamp ring 5 is the same with the circumference diameter of fixed inner clamp ring 7, fixed outer clamp ring 5 installation is attached on the outer wall of the position of threading guide hole position on the switch board, fixed inner clamp ring 7 installation is attached on the inner wall of the position of threading guide hole position on the switch board, make the 4 links of wire harness 4 keep at fixed position through the fixed outer clamp ring 5 with fixed inner clamp ring 7 between the package clamp, avoid outside wire harness 4 to pull down the condition that takes place not hard up and lead to the emergence contact failure between pencil plug 10 and the attach under the exogenic power.

A wire harness structure for connection of a power distribution cabinet comprises two sealing washers 6 arranged on opposite inner walls of a fixed outer clamping ring 5 and a fixed inner clamping ring 7, wherein the two sealing washers 6 are of an annular structure, the circle centers of the two sealing washers 6 are transversely arranged on a straight line, after the fixed outer clamping ring 5 and the fixed inner clamping ring 7 are rotationally fixed through threads, the fixed outer clamping ring 5 and the fixed inner clamping ring 7 can be close to each other to shorten the distance between the inner walls, so that the sealing washers 6 are pressed to enable the sealing washers 6 to be tightly attached to the cabinet body panel walls on the inner side and the outer side of the power distribution cabinet, thereby playing the roles of water resistance, dust resistance and insect resistance, a positioning threaded pipe 8 is arranged at the rear end of a clamping ring rotating sleeve 2, a positioning rotating sleeve 1 is sleeved outside the right end of the positioning threaded pipe 8, and limiting stop blocks 12 are connected to the circumferential outer walls on the front side and the rear side of, the limit stop 12 is provided with two altogether, is the cross structural symmetry between two limit stop 12 and two activity clamping bars 11 and sets up on the circumference outer wall of location screwed pipe 8, when the rotatory cover 1 of antiport location makes the rotatory cover 1 of location draw close to the outer end gradually, can avoid the rotatory cover 1 of location to break away from location screwed pipe 8 and influence the result of use under the blockking of two limit stop 12.

A wire harness structure for connecting a power distribution cabinet comprises clamping bar clamping grooves 14 arranged on the outer walls of the circumferences of the upper side and the lower side of a positioning threaded pipe 8, movable clamping bars 11 extending leftwards are arranged in the clamping bar clamping grooves 14, the number of the movable clamping bars 11 is two, the two movable clamping bars 11 are both of a bent structure, the rear ends of the two movable clamping bars 11 are fixedly clamped in the clamping bar clamping grooves 14, after a fixed outer clamping ring 5 and a fixed inner clamping ring 7 are rotationally fixed, the positioning rotary sleeve 1 can be gradually closed towards the outer end through reverse rotation of the positioning rotary sleeve 1, one ends of the outer sides of the two movable clamping bars 11 are mutually extruded under the extrusion of the positioning rotary sleeve 1, so that the positioning teeth 13 on the inner wall of the movable clamping bar 11 are clamped and fixed on a conductive wire harness 4, positioning teeth 13 are arranged on the inner wall of the left end of the movable clamping bar 11, and the left end of the conductive wire harness 4 is connected with a terminal leather sheath 9, the left end of the terminal protection leather sheath 9 is provided with a wiring harness plug 10.

The utility model discloses a theory of operation and use flow: the utility model discloses after having installed, novel pencil structure that switch board is connected is the switch board and outside consumer's connection transmission structure, through two inside and outside fixed outer clamp rings 5 and the fixed interior clamp ring 7 between the clamp fixed action of package, make the link of wire harness 4 keep at fixed position, avoid outside wire harness 4 to take place not hard up and lead to the condition of taking place contact failure between pencil plug 10 and the attach fitting under the external force is pulled, extrusion seal ring 6 after fixed outer clamp ring 5 and the fixed interior clamp ring 7 package of clamp are pressed, make seal ring 6 can paste tightly on the inside and outside both sides cabinet body board wall of switch board, thereby play waterproof, dustproof and protection against insects etc. effect, novel pencil structure that switch board is connected when the installation, insert fixed back with pencil plug 10 and switch board link, pass fixed interior clamp ring 7 with the wire harness 4 other end in proper order, Wire on the switch board cabinet body is perforated and fixed outer clamp ring 5, including fixed inner clamp ring 7, fixed outer clamp ring 5 is outside, through passing wire perforation and aim at clamp ring swivel mount 2 on the fixed inner clamp ring 7 with clamp ring screwed pipe 3 on the fixed outer clamp ring 5, thereby through rotatory fixed back, make fixed outer clamp ring 5 and fixed inner clamp ring 7 hold tightly each other, thereby fix on the fenestrate both sides board wall of wire, then fix a position swivel mount 1 through the antiport, make the rotatory cover of location 1 draw close to the outer end gradually, and make the outside one end of two movable clamping bars 11 extrude each other under the extrusion of the rotatory cover of location 1 this moment, thereby fix on electric wire bundle 4 through the clenching of location tooth 13 on the movable clamping bar 11 inner wall, fix the restriction to electric wire bundle 4 link.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pencil structure for switch board is connected, includes wire harness (4) and fixed outer clamp ring (5), its characterized in that: the fixed outer clamping ring (5) is arranged outside the right end of the conductive wire bundle (4), the left end of the fixed outer clamping ring (5) is provided with a clamping ring threaded pipe (3), the outer part of the clamping ring threaded pipe (3) is sleeved with a clamping ring rotating sleeve (2), the right end of the clamping ring rotating sleeve (2) is provided with a fixed inner clamping ring (7), the opposite inner walls of the fixed outer clamping ring (5) and the fixed inner clamping ring (7) are provided with a sealing gasket (6), the rear end of the clamping ring rotating sleeve (2) is provided with a positioning threaded pipe (8), the outer part of the right end of the positioning threaded pipe (8) is sleeved with a positioning rotating sleeve (1), the outer walls of the front side circumference and the rear side circumference of the leftmost end of the positioning threaded pipe (8) are connected with limit stops (12), the outer walls of the upper side circumference and the lower side circumference of the positioning threaded pipe (8) are provided with clamping rods (14), and the clamping grooves (11) of the clamping rods extending leftwards are formed in, and positioning teeth (13) are arranged on the inner wall of the left end of the movable clamping rod (11).

2. The wire harness structure for connection of power distribution cabinets according to claim 1, characterized in that: the left end of the conductive wire bundle (4) is connected with a terminal protection leather sheath (9), and the left end of the terminal protection leather sheath (9) is provided with a wire harness plug (10).

3. The wire harness structure for connection of power distribution cabinets according to claim 1, characterized in that: the fixed outer clamping ring (5) and the fixed inner clamping ring (7) are both in a circular truncated cone structure, and the circumferential diameters of the fixed outer clamping ring (5) and the fixed inner clamping ring (7) are the same.

4. The wire harness structure for connection of power distribution cabinets according to claim 1, characterized in that: the sealing device is characterized in that the sealing washers (6) are arranged in two, the two sealing washers (6) are of annular structures, and the circle centers of the two sealing washers (6) are transversely arranged on the same straight line.

5. The wire harness structure for connection of power distribution cabinets according to claim 1, characterized in that: the left end of the clamp ring threaded pipe (3) is transversely inserted into the clamp ring rotating sleeve (2), and the clamp ring rotating sleeve (2) is in threaded rotary connection with the clamp ring threaded pipe (3).

6. The wire harness structure for connection of power distribution cabinets according to claim 1, characterized in that: the movable clamping rods (11) are arranged in two, the movable clamping rods (11) are both of a bent structure, and the rear ends of the movable clamping rods (11) are fixedly clamped in clamping rod clamping grooves (14).

7. The wire harness structure for connection of power distribution cabinets according to claim 1, characterized in that: the two limit stops (12) are arranged, and the two limit stops (12) and the two movable clamping rods (11) are symmetrically arranged on the circumferential outer wall of the positioning threaded pipe (8) in a cross structure.