CN210074178U

CN210074178U - Bus quick-assembling joint and bus conductor used in cooperation with same

Info

Publication number: CN210074178U
Application number: CN201921486589.5U
Authority: CN
Inventors: 于志欣; 周瑞瑞
Original assignee: Jinan Dema Electric Co Ltd
Current assignee: Jinan Dema Electric Co Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-02-14
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a bus quick-assembly connector and a bus conductor matched with the same, belonging to the technical field of electric power facilities, wherein the connector comprises a connector frame and bolts, the bolts are positioned at two ends of the connector frame, and a quick-assembly pin shaft is arranged between the bolts at the two ends; the fast-assembly pin shaft comprises a screw sleeve, a positioning shaft, a spring, a fastening nut and a cover nut, wherein external threads are arranged on the outer surface of the screw sleeve, the inner side of the screw sleeve is a unthreaded hole, the bottom of the screw sleeve is provided with a first step surface for bearing the positioning shaft, the bottom end of the positioning shaft is matched with a connecting hole on a bus conductor, the spring is positioned between the positioning shaft and the screw sleeve, the cover nut is positioned on the outer side of the screw sleeve and meshed with the screw sleeve, and the fastening nut is positioned below the cover nut; the top end of the positioning shaft extends out of the top surface of the cover nut. The connecting holes on the bus conductor correspond to the screw holes on the joint outer frame. The utility model discloses the technical scheme of example, to the swift convenience of bus conductor's connection, reduce the installation procedure, improve the installation effectiveness.

Description

Bus quick-assembling joint and bus conductor used in cooperation with same

Technical Field

The utility model belongs to the technical field of the electric power facility, specifically speaking are a generating line quick-assembling connects and rather than the bus conductor that the cooperation was used, are applicable to bus conductor's connection.

Background

Along with the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, especially the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission conductor cannot meet the requirements in a large-current transmission system, the manufacturing cost is high, the electric conduction and heat dissipation performance are poor, the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection, and under the condition, the plug-in type bus conductor serves as a novel power distribution conductor to be transported.

The bus conductor is generally made into sections with standard length, and is sequentially laid in a butt joint mode when in use, a large number of mounting bolts need to be fastened in the installation process of the conventional bus conductor, and in order to be convenient to install, even a connecting plate with a special structure can be additionally arranged, the mounting bolts are fixed on a specially-made connecting plate, and the bolts are positioned and fastened in the installation process. Among the two most commonly used methods are: the first method is to penetrate the joint outer frame and the bus conductor at the same time, two connecting bolts are arranged on the bus conductor on each side, and the joint outer frame and the bus conductor are connected by adopting four connecting bolts penetrating through the joint outer frame and the bus conductor at the same time; the second method is to arrange two bolts on the upper surface and the lower surface of the bus conductor on each side, wherein eight bolts are arranged on both sides, the bolt on the upper surface penetrates through the joint outer frame and the upper half part of the bus conductor, and the bolt on the lower surface penetrates through the joint outer frame and the lower half part of the bus conductor. The mounting methods all have the defects of complex process, low mounting efficiency and the like, and if a special connecting plate is used, the manufacturing cost is greatly improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies in the prior art, the utility model aims to provide a generating line quick-assembling joint reaches the generating line conductor who uses rather than the cooperation, this joint is used for generating line conductor's connection, and the installation is swiftly convenient, reduces the installation procedure, improves the installation effectiveness.

The utility model provides a technical scheme that its technical problem adopted does:

on one hand, the utility model provides a bus quick-assembling joint, including joint frame and bolt, the joint frame is used for the cover to put at the junction of bus conductor, the bolt is used for connecting joint frame and bus conductor, the bolt is located the both ends of joint frame, is provided with the quick-assembling round pin axle between the bolt at both ends;

the quick-assembly pin shaft comprises a screw sleeve, a positioning shaft, a spring and a cover nut, wherein an external thread matched with a screw hole on a joint outer frame is arranged on the outer surface of the screw sleeve, the inner side of the screw sleeve is a unthreaded hole, a first step surface is arranged at the bottom of the screw sleeve, a second step surface matched with the first step surface is arranged on the positioning shaft, the bottom end of the positioning shaft is matched with a connecting hole on a bus conductor, the spring is positioned between the positioning shaft and the screw sleeve, a bearing surface for bearing the spring is arranged on the positioning shaft, and the cover nut is positioned on the outer side of the screw sleeve and is meshed with the screw sleeve;

the top end of the positioning shaft extends out of the top surface of the nut cover, one end of the spring abuts against the bearing surface, and the other end of the spring abuts against the inner side of the nut cover.

Further, a fastening nut is arranged below the cover nut.

Further, the diameter of the bottom end of the positioning shaft is reduced to form a conical structure.

Furthermore, the tip of the conical structure is a smooth arc-shaped surface.

Further, the bolt is provided with a flat washer matched with the bolt.

Furthermore, the end of the positioning shaft extending out of the cover nut is provided with anti-skid grains.

Furthermore, a plurality of groups of screw holes are correspondingly arranged on the joint outer frame up and down.

On the other hand, the utility model also provides a bus conductor who uses with the cooperation of above-mentioned generating line ready-packaged joint, including the bus conductor body, top, below, left side and the right side of bus conductor body are provided with the open slot respectively, and the central point of bus conductor body is provided with the centre bore that extends along its axis direction, and the position that corresponds the screw that connects the frame on the bus conductor body is provided with the connecting hole, the connecting hole is located the open slot.

Furthermore, the section of the bus conductor body is rectangular, and the open slot is a dovetail groove.

Further, the connecting hole is a light hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the generating line fast-assembling of example sets up the bolt at the both ends that connect the frame, part between the bolt sets up the fast-assembling round pin axle, the connecting hole on the generating line conductor is gone into on the top to the location axle of fast-assembling round pin axle under the effect of spring force, and through the silk braid, fastening bolt, the location installation of parts such as lid mother on connecting the frame, during the installation, only need press from both sides tight location epaxial end antiskid line with hand or instrument and mention, push away the generating line to suitable position, release location axle, under the spring action, corresponding connecting hole on the location axle automatic alignment generating line. Generally, each joint only needs two traditional bolts, the number of the installation bolts is reduced compared with the prior art, the installation of the fast-assembly pin shaft is more convenient and faster than the traditional bolts, a specially-made connecting plate is not needed, the installation procedure is reduced, and the installation efficiency is improved.

2. According to the bus quick-assembly connector, after the screw sleeve is screwed into the screw hole of the connector outer frame, the screw sleeve is fixed by the fastening nut and the cover nut, so that the positioning is reliable; the diameter of the bottom end of the positioning shaft is reduced to form a conical structure, so that the positioning shaft can smoothly enter a connecting hole on the bus conductor; the most advanced of toper structure is slick and sly arcwall face, and not only the processing technology nature is better, reduces stress concentration, and the contact of arcwall face and other parts can be softer moreover, reduces the probability that the part damaged, bumps the staff when avoiding installing.

3. In the bus quick-assembly connector of the example of the utility model, the bolt is provided with the flat washer matched with the bolt, so as to protect the joint; the anti-skid lines are arranged at one end of the positioning shaft extending out of the cover nut, so that a worker can conveniently lift the positioning shaft during assembly and disassembly, and the positioning shaft can be smoothly separated from the connecting hole; the screw holes in the joint outer frame are correspondingly arranged up and down, penetrating bolts can be adopted, non-penetrating bolts can also be adopted, the universality is good, the stress balance is guaranteed, and the connection reliability is improved.

4. The utility model discloses the bus conductor of example, with the utility model discloses the quick-assembling joint cooperation of example is used, and completion that can make things convenient for quick is connected.

5. The utility model discloses the bus conductor of example is provided with the open slot all around, and center department sets up the centre bore, under the prerequisite of guaranteeing electric conductivity, has saved the consumptive material, has alleviateed weight, pushes in the joint when being convenient for the generating line connection in the setting of open slot all around moreover.

6. The bus conductor of the example of the utility model has a rectangular cross section, and the open slot is a dovetail groove, thus being convenient for installation and having good mechanical property; the connecting holes are unthreaded holes and are easy to process.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic diagram of an explosive structure according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of an embodiment of the present invention;

fig. 4 is a front view of an external structure of the embodiment of the present invention;

fig. 5 is a top view of an external structure of the embodiment of the present invention;

fig. 6 is a schematic structural view of a positioning shaft in an embodiment of the present invention;

fig. 7 is a schematic structural view of the silk sleeve in the embodiment of the present invention.

In the figure: the connector comprises a first bus conductor 1, a second bus conductor 2, a joint outer frame 3, a bolt 4, a flat washer 5, a nut 6, a screw hole 7, a fastening nut 8, a spring 9, a positioning shaft 10, a screw sleeve 11, a nut cap 12, a connecting hole 13, a second step surface 14, a bearing surface 15 and a first step surface 16.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

As shown in fig. 1-5, an embodiment of the utility model provides a generating line quick-assembling joint, including connecting frame 3 and bolt 4, connect frame 3 and be used for the cover to put the junction at the bus conductor, bolt 4 is used for attach fitting frame 3 and bus conductor, bolt 4 is located the both ends that connect frame 3, is provided with the fast-assembling round pin axle between the bolt 4 at both ends.

As shown in fig. 1 and 2, the quick-assembly pin shaft includes a screw sleeve 11, a positioning shaft 10, a spring 9 and a cover nut 12. As shown in fig. 7, the outer surface of the thread bushing 11 is provided with an external thread adapted to the screw hole 7 on the joint outer frame 3, the inner side of the thread bushing 11 is a smooth hole, and the bottom of the thread bushing 11 is provided with a first step surface 16. As shown in fig. 6, a second step surface 14 matched with the first step surface 16 is arranged on the positioning shaft 10, the bottom end of the positioning shaft 10 is matched with the connecting hole 13 on the bus conductor, the spring 9 is located between the positioning shaft 10 and the screw sleeve 11, a bearing surface 15 for bearing the spring 9 is arranged on the positioning shaft 10, and the cover nut 12 is located outside the screw sleeve 11 and meshed with the screw sleeve 11.

The top end of the positioning shaft 10 extends out of the top surface of the nut cap 12, one end of the spring 9 abuts against the bearing surface 15, the other end of the spring 9 abuts against the inner side of the nut cap 12, and a fastening nut is arranged below the nut cap 12.

The diameter of the bottom end of the positioning shaft 10 is reduced to form a conical structure, and in this embodiment, the tip of the conical structure is a smooth arc-shaped surface. In order to facilitate the operation when the positioning shaft 10 is lifted, the end of the positioning shaft 10 extending out of the cover nut 12 is provided with anti-slip lines.

The bolt 4 is provided with a flat washer 5 cooperating therewith. And a plurality of groups of screw holes 7 on the joint outer frame 3 are correspondingly arranged up and down. In this embodiment, four sets of screw holes 7 on the joint outer frame 3 are correspondingly arranged up and down, two sets of the outer side are used for installing the bolts 4, and two sets of the middle are used for installing the fast-assembling pin shafts.

This embodiment still provides the bus conductor who uses with above-mentioned bus quick-assembling joint cooperation, including bus conductor body, as shown in fig. 2, fig. 3, the top, below, left side and the right side of bus conductor body are provided with the open slot respectively, and the central point of bus conductor body is provided with the centre bore that extends along its axis direction, and the position that corresponds the screw that connects the frame on the bus conductor body is provided with connecting hole 13, connecting hole 13 is located the open slot.

In this embodiment, the cross section of the bus conductor body is rectangular, the open slot is a dovetail groove, and the connecting hole 13 is a unthreaded hole, so that in order to facilitate the fastening of the fastening nut 8, the thickness of the position on the joint outer frame 3 corresponding to the fastening nut 8 is increased to form a boss, thereby avoiding the interference of the surface of the joint outer frame 3 on the use of related tools.

For the convenience of understanding of the present invention, the use method of the present invention will be further described by taking the first bus conductor 1 and the second bus conductor 2 as an example to be connected together:

as shown in fig. 2, 4 and 5, the screw sleeve 11 is installed in the screw hole 7 of the joint outer frame 3, the positioning shaft 10 is installed in the screw sleeve 11, the positioning shaft 10 is positioned in the screw sleeve 11 under the matching of the first step surface 16 and the second step surface 14, the spring 9 is placed in a space between the positioning shaft 10 and the screw sleeve 11, the bearing surface 15 of the positioning shaft 10 can support the spring 9, the fastening nut 8 is screwed on the outer side of the screw sleeve 11, the cover nut 12 is screwed above the fastening nut 8, and the top of the cover nut 12 is provided with a through hole for the positioning shaft 10 to extend out.

When the connector is installed, the upper end of the positioning shaft 10 is clamped by hands or tools to be lifted, the bus conductor is pushed to a proper position, the positioning shaft 10 is released, the positioning shaft 10 is automatically aligned to the corresponding connecting hole 13 on the bus conductor under the action of the spring 9, and the bolt 4 is installed into the screw holes 7 at the two ends and is fastened by the nut 6.

The bus conductor is provided with the open slot, and the fast-assembling round pin axle can not interfere pushing of generating line, and the joint installation is very convenient, compares and carries out the bolt-up, and the installation of fast-assembling round pin axle is convenient and fast more.

Generally, one bolt 4 is respectively installed at two ends of one joint outer frame 3, two quick-assembly pin shafts are installed between the bolts 4 at the two ends to complete reliable connection, namely, two traditional bolts are installed at one joint, so that the installation quantity of the traditional bolts is reduced, installation procedures are saved, and the installation efficiency is improved.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Besides the technical features described in the specification, other technical features are known to those skilled in the art, and further description of the other technical features is omitted here in order to highlight the innovative features of the present invention.

Claims

1. A bus quick connector comprises a connector outer frame and bolts, wherein the connector outer frame is used for being sleeved at the joint of a bus conductor, and the bolts are used for connecting the connector outer frame and the bus conductor;

2. The bus bar quick coupler of claim 1 wherein a fastening nut is disposed below the cover nut.

3. The bus bar quick coupler of claim 1 or 2 wherein the bottom end of the positioning shaft is reduced in diameter to form a tapered configuration.

4. The bus bar quick coupler of claim 3 wherein the tip of the tapered structure is a rounded arcuate surface.

5. The bus bar quick coupler of claim 1 wherein the bolt is provided with a flat washer mating therewith.

6. The bus bar quick coupler of claim 1 wherein the end of the locating shaft extending beyond the cover nut is provided with anti-slip threads.

7. The quick bus connector as set forth in claim 1 wherein said connector housing has a plurality of screw holes disposed vertically in a corresponding relationship.

8. A bus conductor used in cooperation with the bus quick coupler as claimed in any one of claims 1 to 7, comprising a bus conductor body, wherein open slots are respectively formed above, below, on the left side and on the right side of the bus conductor body, a central hole extending along the axial direction of the bus conductor body is formed in the central part of the bus conductor body, and connecting holes are formed in the bus conductor body at positions corresponding to screw holes of the outer frame of the coupler and located in the open slots.

9. The busbar conductor according to claim 8, wherein the busbar conductor body has a rectangular cross section, and the open groove is a dovetail groove.

10. The bus bar conductor of claim 8, wherein the connection hole is a light hole.