CN210092388U

CN210092388U - Scalable generating line connecting device

Info

Publication number: CN210092388U
Application number: CN201921486624.3U
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: 2020-02-18
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a telescopic bus connecting device, belonging to the technical field of electric power facilities, which structurally comprises a first bus conductor and a second bus conductor, wherein the butt joint part of the first bus conductor and the second bus conductor is provided with connecting plates which are symmetrically arranged and have a gap; open grooves extending along the axial direction of the first bus conductor and the second bus conductor are formed in the first bus conductor and the second bus conductor, and first conductive cores are arranged in the open grooves; the connecting plate, the first conductive core and the first bus conductor are fixedly connected together by the connecting piece at one end; the connecting piece at the other end fixedly connects the connecting plate and the first conductive core body together. The utility model discloses scalable generating line connecting device of example can carry out the adjustment of adaptability according to the expend with heat and contract with cold of generating line in the junction, has guaranteed electrically conductive effect, avoids the generating line conductor consequently and impaired.

Description

Scalable generating line connecting device

Technical Field

The utility model relates to an electric power facility technical field, specific scalable generating line connecting device that says so.

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.

Bus conductor generally makes the section of standard length, lay its butt joint in proper order during the use, in the junction of two sections adjacent bus conductor, can set up bus joint and with bus conductor and joint fixed connection together, but bus conductor whole operational environment can appear great difference in temperature along with the difference in seasons, therefore bus conductor can appear expend with heat and contract with cold's phenomenon, traditional fixed connection mode can't carry out the adaptability adjustment when bus conductor takes place expend with heat and contract with cold, lead to bus conductor's damage easily, influence electrically conductive effect, bus conductor's life has been shortened.

Afterwards, in order to avoid the bus to lead to damaging or influencing the electrically conductive effect because of expend with heat and contract with cold, the solution thinking that industry generally adopted sets up flexible electrically conductive link in the junction of two sections bus conductors, utilizes the deformable characteristics of flexible structure to realize carrying out adaptability adjustment to the bus conductor expend with heat and contract with cold and bring length variation under the electrically conductive prerequisite of normal. At present, the most commonly used flexible conductive connector is a copper woven belt, the copper woven belt is complex in processing technology and high in cost, the connection operation between a flexible structure and a rigid structure is also complex, the flexible structure also has a sagging phenomenon in the using process, and great hidden dangers exist in the aspects of reliability and safety.

Although the rigid structure is simpler and more convenient to operate and better in safety during installation, due to the characteristic that the rigid structure is not deformable, the length adjustment of the bus joint is not related to the rigid structure.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects in the prior art, the utility model aims to provide a scalable bus connecting device, this scalable bus device can adjust according to the expend with heat and contract with cold of generating line, has guaranteed electrically conductive effect, avoids the generating line conductor consequently and impaired, and adopts rigid telescopic structure, and processing and installation are all very convenient.

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

the telescopic bus connecting device comprises a first bus conductor and a second bus conductor, wherein the first bus conductor is butted with the second bus conductor, connecting plates are arranged at the butted position of the first bus conductor and the second bus conductor, and the connecting plates are symmetrically arranged and have gaps; open grooves extending along the axial direction of the first bus conductor and the second bus conductor are formed in the first bus conductor and the second bus conductor respectively, a first conductive core is arranged in each open groove, and the first conductive core is matched with the open grooves of the first bus conductor and the second bus conductor simultaneously; the two ends of the connecting plate are respectively provided with a connecting piece, and the connecting plate, the first conductive core body and the first bus conductor are fixedly connected together by the connecting piece at one end; the connecting piece at the other end fixedly connects the connecting plate and the first conductive core body together.

Furthermore, the connecting piece is a jackscrew, a fastening nut is arranged at the tail end of the jackscrew, a spring is arranged below the fastening nut of the jackscrew on one side of the second bus conductor, and the spring is sleeved on the outer side of the jackscrew.

Furthermore, a second conductive core body is further arranged in the open grooves of the first bus conductor and the second bus conductor, the second conductive core body and the first conductive core body are respectively positioned in different open grooves, the second conductive core body is matched with the open grooves of the first bus conductor and the second bus conductor, and the second conductive core body is fixedly connected with the second bus conductor.

Further, the limiting plate is installed to the one end that the connecting plate corresponds the second busbar conductor, the limiting plate setting is in one side of connecting plate or symmetrical arrangement in the both sides of connecting plate, and the limiting plate couples together a set of connecting plate of symmetrical arrangement, and the limiting plate is close to one side of first busbar conductor or the both sides of limiting plate and is provided with spacing post, spacing post protrusion is on the surface of the electrically conductive core of second.

Furthermore, the second conductive core body is connected with the second bus conductor through a jackscrew, and the tail end of the jackscrew protrudes out of the surface of the second conductive core body to form the limiting column.

Furthermore, the mounting hole at the joint of the limiting plate and the connecting plate is a long round hole.

Further, the top, below, left side and right side of first busbar conductor and second busbar conductor are provided with the open slot respectively, first electrically conductive core is located the open slot of top and below, the electrically conductive core of second is located the open slot on left side and right side.

Furthermore, the cross sections of the first bus conductor and the second bus conductor are rectangular, the open grooves are dovetail grooves, and the width of the gap between the oppositely arranged connecting plates is not less than the opening width of the open grooves.

Furthermore, the center parts of the first bus bar conductor and the second bus bar conductor are provided with center holes extending along the axial direction of the first bus bar conductor and the second bus bar conductor.

Furthermore, a groove is formed in the outer side of the connecting plate and corresponds to the limiting plate, and the limiting plate is sunk into the groove.

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

1. the utility model discloses scalable generating line connecting device of example, relative movement through between rigid electrically conductive core and the generating line conductor realizes the regulation of generating line conductor joint department, broken the traditional thinking that length adjustment in the industry at present is out of shape by flexible construction, than flexible adjustment, rigid electrically conductive core is easily processed and is installed more, than the copper braid over braid reduce the cost and the installation degree of difficulty, rigid structure can not flagging, the reliability and the security of use are better, the setting up of electrically conductive core has simultaneously guaranteed that generating line conductor joint department has good electric conductive property.

2. The retractable bus connecting device of the example of the utility model can generate relative movement between the second bus conductor and the first conductive core body, and the first bus conductor and the second conductive core body also generate relative movement, so that when the bus conductor generates thermal expansion and cold contraction, a certain movement allowance is provided, the bus conductor is prevented from being damaged, and the conductive effect and the service life of the bus conductor are ensured; meanwhile, the conductive core body is arranged in the open slot of the bus conductor, and the connecting plate is arranged at the butt joint of the bus conductor, so that the conductive quantity is increased, and the conductive effect is improved.

3. The utility model discloses scalable generating line connecting device of example, connecting piece adopt the jackscrew, and the degree of depth that can very convenient adjustment top was gone into, and maneuverability is strong, simple to operate is provided with fastening nut on the jackscrew, increases the reliability of connecting, sets up the spring on the jackscrew of second generating line conductor department, and the automatic adjustment connecting plate is to the degree that compresses tightly of second generating line conductor under the effect of spring, and the generating line conductor of being convenient for removes along with expend with heat and contract with cold, the reliability of assurance performance.

4. The utility model discloses scalable generating line connecting device of example, electrically conductive core include the electrically conductive core of first electrically conductive core and second, electrically conductive core simultaneously with first bus conductor and the cooperation of second bus conductor, first bus conductor and the electrically conductive core fixed connection of first, the electrically conductive core fixed connection of second bus conductor and second, cooperate parts such as other connecting plates, jackscrew, the connection between first bus conductor and the second bus conductor is reliable, guarantees its working property's reliability.

5. The retractable bus connecting device provided by the example of the utility model is provided with the limiting plate, so that the moving range of the second bus conductor is limited, thereby avoiding the occurrence of accidents such as separation of the connecting plate caused by the overlarge moving amount of the second bus conductor, and further increasing the reliability; the limiting column is formed by a jackscrew, the structure is very simple, and the assembly is convenient.

6. The utility model discloses scalable generating line connecting device of example, the mounting hole of limiting plate and connecting plate junction is the slotted hole, has certain relative movement's surplus between limiting plate and the connecting plate to make the packing force of connecting plate adjust through the spring, avoid the installation of limiting plate to cause the interference to the cooperation relation between connecting plate and the second generating line conductor.

7. The utility model discloses scalable generating line connecting device, generating line conductor's top, below, left side and right side are provided with the open slot respectively, and first electrically conductive core is located the open slot of top and below, and the electrically conductive core of second is located the open slot on left side and right side for generating line conductor's mechanical equilibrium is good, the setting up of the generating line conductor of being convenient for.

8. The utility model discloses an example scalable generating line connecting device, the cross-section of generating line conductor is the rectangle, and the open slot is the dovetail, is convenient for install; the width of the gap between the connecting plates is not less than the opening width of the open slot, so that the installation of connecting pieces such as jackscrews and the like is facilitated; the central part of the bus conductor is provided with a central hole extending along the axis direction of the bus conductor, so that the consumable material is saved and the weight is reduced on the premise of ensuring the electrical conductivity.

9. The utility model discloses the scalable generating line connecting device of example, in the limiting plate was absorbed in the recess on the connecting plate, reduced the height that sets up of spacing post, saved the cost, the feasibility of implementing is stronger.

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 perspective view of an embodiment of the present invention;

fig. 2 is a schematic plan view of an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view A-A of FIG. 2;

fig. 4 is a schematic sectional view of fig. 2 taken along line B-B.

In the figure: the novel bus bar comprises a first bus bar conductor 1, a second bus bar conductor 2, a connecting plate 3, a jackscrew 4, a spring 5, a second conductive core 6, a limiting column 7, a limiting plate 8, an open slot 9, a fastening nut 10, a first conductive core 11 and a central hole 12.

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 and fig. 2, an embodiment of the present invention provides a retractable bus bar connection device, which includes a first bus bar conductor 1 and a second bus bar conductor 2, wherein the first bus bar conductor 1 is butted with the second bus bar conductor 2, a connection plate 3 is disposed at the butt joint of the first bus bar conductor 1 and the second bus bar conductor 2, the connection plates 3 are symmetrically arranged, and a gap exists between the connection plates; open grooves 9 extending along the axial direction of the first bus conductor 1 and the second bus conductor 2 are formed in the first bus conductor 1 and the second bus conductor 2, a first conductive core 11 is arranged in each open groove 9, and the first conductive core 11 is matched with the open grooves 9 of the first bus conductor 1 and the second bus conductor 2 simultaneously; connecting pieces are respectively arranged at two ends of the connecting plate 3, as shown in fig. 3, the connecting piece at one end penetrates through the connecting plate 3, an open slot on the first bus conductor 1 and the first conductive core 11 and then is pushed into the central part of the first bus conductor 1, and the connecting plate 3, the first conductive core 11 and the first bus conductor 1 are fixedly connected together; as shown in fig. 4, the connecting member at the other end penetrates through the connecting plate 3 and the opening groove of the first bus bar conductor 1 and then pushes into the first conductive core 11, so as to fixedly connect the connecting plate 3 and the first conductive core 11 together.

In this embodiment, the connecting piece is jackscrew 4, and the degree of depth that the jackscrew 4 can be very convenient adjustment jack-in, and the end of jackscrew 4 is provided with fastening nut 10, is located the fastening nut below of jackscrew 4 of second bus conductor 2 one side and is provided with spring 5, spring 5 cover is put in the outside of jackscrew.

Still be provided with the electrically conductive core 6 of second in the open slot 9 of first busbar conductor 1 and second busbar conductor 2, the electrically conductive core 6 of second and first electrically conductive core 11 are located different open slots 9 respectively, and the electrically conductive core 6 of second cooperatees with the open slot 9 of first busbar conductor 1 and second busbar conductor 2 simultaneously, and fixed connection between electrically conductive core 6 of second and second busbar conductor 2.

Limiting plate 8 is installed to the one end that connecting plate 3 corresponds second bus conductor 2, limiting plate 8 sets up in one side of connecting plate 3 or symmetrical arrangement in the both sides of connecting plate 3, and limiting plate 8 couples together a set of connecting plate of symmetrical arrangement, and limiting plate 8 is close to one side of first bus conductor 1 or limiting plate 8's both sides and is provided with spacing post 7, spacing post 7 protrusion is on the surface of the electrically conductive core 6 of second.

In this embodiment, for reinforcing the reliability of equilibrium and use, limiting plate 8 symmetrical arrangement is in the both sides of connecting plate 3, and in addition, limiting plate 8's both sides all are provided with spacing post 7, set up spacing post 7 in limiting plate 8's both sides, have realized the spacing of two directions promptly.

The second conductive core 6 and the second bus bar conductor 2 are connected through a jackscrew, as shown in fig. 4, the jackscrew penetrates through the connecting plate 3, an open slot on the second bus bar conductor 2 and the second conductive core 6 and then is jacked into the central part of the second bus bar conductor 2, the connecting plate 3, the second conductive core 6 and the second bus bar conductor 2 are fixedly connected together, and the tail end of the jackscrew protrudes out of the surface of the second conductive core 6 to form the limiting column 7.

The mounting hole at the joint of the limiting plate 8 and the connecting plate 3 is a long round hole. The oblong hole enables a certain relative movement allowance to exist between the limiting plate 8 and the connecting plate 3, so that the pressing force of the connecting plate 3 is adjusted through the spring 5, and interference caused by installation of the limiting plate 8 to the matching relation between the connecting plate 3 and the second bus conductor 2 is avoided.

The top, below, left side and right side of first busbar conductor 1 and second busbar conductor 2 are provided with open slot 9 respectively, first electrically conductive core 11 is located the open slot 9 of top and below, the electrically conductive core 6 of second is located the open slot 9 on left side and right side.

The cross sections of the first bus conductor 1 and the second bus conductor 2 are rectangular, the open grooves 9 are dovetail grooves, and the width of a gap between the oppositely arranged connecting plates 3 is not less than the opening width of the open grooves 9. In general, the width of the gap between the connection plates 3 may be set to coincide with the opening width of the open groove 9.

The first bus bar conductor 1 and the second bus bar conductor 2 are provided at their central portions with center holes 12 extending in the axial direction thereof.

The position of the outer side of the connecting plate 3, which corresponds to the position of the limiting plate 8, is provided with a groove, and the limiting plate 8 is sunk into the groove. When specifically adding man-hour, mill the groove of a and limiting plate 8 looks adaptation in the outside of connecting plate 3 can, limiting plate 8 is absorbed in the recess on the connecting plate 3, has reduced the height that sets up of spacing post 7, has reduced the length requirement of required jackscrew, has saved the cost, and the feasibility of implementation is stronger.

In order to facilitate understanding of the present invention, it is further described below in connection with its method of use:

when the bus bar conductor expands with heat and contracts with cold, as shown in fig. 4, since the first conductive core 11 and the second bus bar conductor 2 are not fixed together, the first conductive core 11 and the second bus bar conductor 2 can move relatively, and meanwhile, the second conductive core 6 and the first bus bar conductor 1 are not fixed together, the second conductive core 6 and the first bus bar conductor 1 can move relatively, and the first bus bar conductor 1 and the second bus bar conductor 2 can be adjusted adaptively according to the amount of expansion with heat and contraction with cold at the joint. Meanwhile, as the second conductive core body 6 is fixedly connected with the second bus conductor 2, the second bus conductor 2 can drive the second conductive core body 6 to move together when moving, and when moving to the maximum position, the limiting column 7 touches the limiting plate 8 to prevent the second conductive core body 6 from moving continuously, so that the accident that the second bus conductor 2 is separated from the connecting plate 3 is avoided.

In addition, set up spacing post 7, can also use spacing post 7 to measure the inflation volume as the benchmark, the accurate understanding bus conductor heat shrinkage's of the staff of being convenient for the condition.

The conductive core body is arranged in the open slot 9 of the bus conductor, the connecting plate 3 is arranged at the butt joint of the bus conductor, the conductive core body and the connecting plate 3 are formed by conductors, the conductive quantity is increased, and the conductive effect can be still ensured when the bus conductor moves due to expansion caused by heat and contraction caused by cold.

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 telescopic bus connecting device comprises a first bus conductor and a second bus conductor, wherein the first bus conductor is butted with the second bus conductor; open grooves extending along the axial direction of the first bus conductor and the second bus conductor are formed in the first bus conductor and the second bus conductor respectively, a first conductive core is arranged in each open groove, and the first conductive core is matched with the open grooves of the first bus conductor and the second bus conductor simultaneously; the two ends of the connecting plate are respectively provided with a connecting piece, and the connecting plate, the first conductive core body and the first bus conductor are fixedly connected together by the connecting piece at one end; the connecting piece at the other end fixedly connects the connecting plate and the first conductive core body together.

2. The retractable busbar connection device according to claim 1, wherein the connecting member is a jack screw, a fastening nut is provided at a distal end of the jack screw, and a spring is provided below the fastening nut of the jack screw on the second busbar conductor side, and the spring is fitted around an outer side of the jack screw.

3. The retractable busbar connecting device according to claim 1 or 2, wherein a second conductive core is further disposed in the open slots of the first busbar conductor and the second busbar conductor, the second conductive core and the first conductive core are respectively disposed in different open slots, the second conductive core is simultaneously matched with the open slots of the first busbar conductor and the second busbar conductor, and the second conductive core is fixedly connected to the second busbar conductor.

4. The retractable bus bar connecting device according to claim 3, wherein a limiting plate is mounted at one end of the connecting plate corresponding to the second bus bar conductor, the limiting plate is disposed at one side of the connecting plate or symmetrically disposed at two sides of the connecting plate, the limiting plate connects a set of symmetrically disposed connecting plates, a limiting post is disposed at one side of the limiting plate close to the first bus bar conductor or at two sides of the limiting plate, and the limiting post protrudes out of the surface of the second conductive core.

5. The retractable busbar connection device according to claim 4, wherein the second conductive core is connected to the second busbar conductor by a terminal, and the terminal of the terminal protrudes from the surface of the second conductive core to form the stopper.

6. The retractable busbar connection device according to claim 4, wherein the mounting hole at the connection of the limiting plate and the connecting plate is an oblong hole.

7. The retractable busbar connection device according to claim 4, wherein open grooves are provided above, below, on the left side, and on the right side of the first busbar conductor and the second busbar conductor, respectively, the first conductive cores are located in the open grooves above and below, and the second conductive cores are located in the open grooves on the left side and on the right side.

8. The retractable busbar connecting device according to claim 7, wherein the first and second busbar conductors have a rectangular cross section, the open grooves are dovetail grooves, and the width of the gap between the oppositely disposed connecting plates is not less than the opening width of the open grooves.

9. The retractable busbar connection device according to claim 7, wherein the first and second busbar conductors are provided at their central portions with central holes extending in the axial direction thereof.

10. The retractable busbar connection device according to claim 4, wherein a groove is formed in the outer side of the connection plate corresponding to the position of the limit plate, and the limit plate is recessed into the groove.