CN112103882A

CN112103882A - Energy-saving bus duct

Info

Publication number: CN112103882A
Application number: CN202010970018.XA
Authority: CN
Inventors: 王庆普; 卓成林; 郭以超; 郭化欣; 郭涛; 李超超
Original assignee: Shandong Dingsheng Electrical Equipment Co ltd
Current assignee: Shandong Dingsheng Electrical Equipment Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2020-12-18
Anticipated expiration: 2040-09-08
Also published as: CN112103882B

Abstract

The invention discloses an energy-saving bus duct, which belongs to the technical field of bus ducts, and the tubular bus duct is provided with a tubular shell made of metal and comprises a tubular shell I and a tubular shell II, wherein the interiors of the tubular shell I and the tubular shell II are respectively connected with a conductive copper bar through insulators, and the conductive copper bar on the tubular shell I is connected with the conductive copper bar on the tubular shell II through a connector. According to the protective structure, the connecting part between the two bus ducts can be supported through the threaded sleeve, so that when the threaded sleeve is used for performing cladding type protection on the two bus ducts, the bearing effect of the connecting part between the two bus ducts can be improved through the supporting effect of the threaded sleeve.

Description

Energy-saving bus duct

Technical Field

The invention relates to the technical field of bus ducts, in particular to an energy-saving bus duct.

Background

The bus duct, a closed metal device composed of copper and aluminum bus bars, is used to distribute large power to the elements of the decentralized system, and has been increasingly used as a substitute for wire and cable in the project of indoor low-voltage power transmission main line engineering.

The existing most bus ducts cannot support the joint between the two bus ducts and also cannot protect the joint between the two bus ducts in a cladding mode, so that the joint between the two bus ducts is easy to deform when stressed, and the normal use and the use installation of the bus ducts are affected, and therefore an energy-saving bus duct needs to be developed urgently.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide an energy-saving bus duct to solve the problems in the background technology.

2. Technical scheme

In order to solve the problems, the invention adopts the following technical scheme:

an energy-saving bus duct comprises a first tubular shell and a second tubular shell, wherein the interiors of the first tubular shell and the second tubular shell are respectively connected with a conductive copper bar through insulators, the conductive copper bar on the first tubular shell is connected with the conductive copper bar on the second tubular shell through a connector, a first baffle and a second baffle for fixing the insulators are respectively arranged at the opening at the front end and the rear end of the first tubular shell, one end of the connector is connected with the first baffle through a connecting block, a protection structure for protecting the connector and the conductive copper bar is arranged on the first tubular shell, the protection structure comprises a first annular notch and a second annular notch which are respectively arranged at the front end and the rear end of the first tubular shell, an annular limiting platform provided with threads at the front end of the first annular notch and on the peripheral circumference, and a threaded sleeve sleeved on the annular limiting platform by the threads, the peripheral periphery of the second annular gap is provided with threads matched with the thread structure on the thread sleeve, the thread sleeve on the tubular shell I is in threaded connection with the first annular gap on the tubular shell II, and the tubular shell is provided with a sealing structure for connecting and sealing two bus ducts.

Preferably, the first baffle plate and the second annular notch are arranged on the same side, and the second baffle plate and the first annular notch are arranged on the same side.

Preferably, the connector comprises a shell, jacks, conductors and insulating layers, wherein the jacks are arranged on the shell and used for inserting the conductive copper bars, the conductors are arranged inside the shell and used for electrically connecting the conductive copper bars on the two bus ducts, the insulating layers are arranged on the conductors, the shell is connected with the conductors through the insulating layers, and one end of the shell is connected with the first baffle through a connecting block.

Preferably, the insulator slides and locates in the tubulose casing, the insulator is located the metal casing in the insulating layer outside including insulating layer and the cover of cladding on the electrically conductive copper bar, the lateral wall equidistant of metal casing is equipped with four rows of supporters, and the equal interval distribution of every row of supporter is in the length direction of metal casing, seted up on the inside wall of tubulose casing and corresponded the gliding spout of a row of supporter with every row of supporter one-to-one and confession.

Preferably, the annular limiting table and the tubular shell are integrally formed.

Preferably, seal structure is including locating in the first annular breach and with tubulose casing welded connection's annular tear-off piece one, set up in the screw sleeve front end and tear-off annular groove one, the annular tear-off piece two on the annular limiting plate are located to the shaping of a looks adaptation with the annular, set up on the annular spacing bench and tear-off the annular groove two of a looks adaptation with the annular, the inside of annular groove one, annular groove two all glues the sealing washer of having closely laminated with corresponding annular tear-off piece tip, annular groove one on the tubulose casing one is connected, every with the annular tear-off piece one on the tubulose casing two annular tear-off piece two and all be connected rather than annular tear-off piece two.

Preferably, still be equipped with the limit structure who is used for two bus duct connections on the tubulose casing, limit structure is including locating the gag lever post on the baffle two and seting up on baffle one, the tubulose casing and be used for the gag lever post horizontal slip's spacing groove, the gag lever post is equidistant to be located on the baffle one, spacing groove and gag lever post one-to-one, the gag lever post on the tubulose casing one is connected with the spacing groove on the tubulose casing two.

3. Advantageous effects

1. When the conductive copper bar on the first tubular shell is connected with the conductive copper bar on the second tubular shell, the threaded sleeve can be stretched at one end of the first tubular shell through the rotation of the threaded sleeve and the annular limiting table, when one end of the threaded sleeve is screwed on the second annular notch on the second tubular shell, the threaded sleeve can coat the joint between the first tubular shell and the second tubular shell so as to separate the joint between the two bus ducts from the outside and realize the protection of the joint, in addition, the joint between the two bus ducts can be supported through the threaded sleeve, so that the bearing effect of the joint between the two bus ducts can be improved through the supporting effect of the threaded sleeve when the threaded sleeve carries out the coating protection of the two bus ducts, the arrangement of the protection structure can avoid the joint between the two bus ducts, because compressive property is low, lead to the junction between two bus ducts to receive when the exogenic action, take place deformation or fracture easily, and cause the influence to the normal use of bus duct and the safety of using.

2. The metal shell can be arranged inside the tubular shell in a sliding way through the sliding of the support body and the sliding groove, the installation mode is simple and flexible, the later-stage maintenance of the bus duct is convenient for people, in addition, the metal shell is arranged by covering the outer side of the insulating layer, so that the metal shell made of metal can absorb heat generated by the conductive copper bar covered by the inner side of the insulating layer, so as to realize the heat dissipation of the conductive copper bar, in addition, the metal shell is arranged on the metal shell in an equidistant distribution way, so that the metal shell can support the metal shell and the tubular shell, simultaneously, the heat released by the metal shell can be gathered through the cavity formed between the adjacent support bodies, so as to improve the heat dissipation effect of the metal shell on the conductive copper bar, in addition, the metal tubular shell is used for absorbing the heat on the support bodies and in the cavities between the adjacent support bodies, therefore, the tubular shell, the support body and the metal shell are matched with each other, so that the conductive copper bar can be effectively protected in a heat dissipation manner.

3. When the threaded sleeve on the first tubular shell rotates to the second annular notch on the second tubular shell, the conductive copper bar on the first tubular shell can be inserted into the connector under the rotation of the threaded sleeve (a part of the conductive copper bar on the first tubular shell needs to be inserted into the connector firstly), so that the conductive copper bar on the bus duct can be automatically butted with the connector when the threaded sleeve rotates, when the first annular connecting block on the second tubular shell is inserted into the first annular groove on the threaded sleeve, the second annular connecting block is just inserted into the second annular groove, the sealing rings in the first annular groove and the second annular groove are respectively contacted with the first annular connecting block and the second annular connecting block to seal the front and rear ends of the threaded sleeve and the corresponding tubular shells, so that the threaded sleeve supports the joint between the two tubular shells, and the sealing protection of the joint of the two bus ducts is also realized.

4. The limiting rod is connected with the limiting groove in a sliding mode, so that the conducting copper bar on one of the bus ducts can be limited between the conducting copper bar and the connector, the conducting copper bar on one of the bus ducts can be automatically butted onto the connector under the rotation of the threaded sleeve, the situation that a part of the conducting copper bar on the bus duct is inserted into the connector first and is limited and connected with the connector through the conducting copper bar is avoided, the threaded sleeve during rotation is limited, the conducting copper bar and the connector are prone to twisting under the rotation of the threaded sleeve, the connection accuracy of the conducting copper bar and the connector is affected, and meanwhile the conducting copper bar and the connector are damaged to a certain extent is avoided.

Drawings

FIG. 1 is a side view of the internal structure of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the first tubular housing;

FIG. 3 is a front view of the internal structure of the tubular housing;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1-a tubular shell I, 2-a conductive copper bar, 3-a connector, 4-a tubular shell II, 5-an insulating layer, 6-a metal shell, 7-a support body, 8-a chute, 9-a first annular notch, 10-a second annular notch, 11-an annular limiting table, 12-a threaded sleeve, 13-an annular splicing block I, 14-an annular groove I, 15-a sealing ring, 16-an annular groove II, 17-an annular limiting plate, 18-an annular splicing block II, 19-a baffle I, 20-a baffle II, 21-a limiting rod, 22-a limiting groove and 23-a connecting block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Examples

As shown in fig. 1-4, the tubular bus duct has a tubular casing made of metal, and includes a first tubular casing 1 and a second tubular casing 4, the interiors of the first tubular casing 1 and the second tubular casing 4 are respectively connected with a conductive copper bar 2 through insulators, the conductive copper bar 2 on the first tubular casing 1 is connected with the conductive copper bar 2 on the second tubular casing 4 through a connector 3, the connector 3 includes a casing, a jack arranged on the casing and used for inserting the conductive copper bar 2, a conductive body arranged inside the casing and used for electrically connecting the conductive copper bars 2 on the two bus ducts, and an insulating layer arranged on the conductive body, the casing is connected with the conductive body through the insulating layer, and one end of the casing is connected with a first baffle 19 through a connecting block 23;

the opening of the front end and the rear end of the tubular shell are respectively provided with a first baffle 19 and a second baffle 20 for fixing insulators, one end of the connector 3 is connected with the first baffle 19 through a connecting block 23, the first baffle 19 is arranged at the same side of the second annular notch 10, the second baffle 20 is arranged at the same side of the first annular notch 9, the tubular shell is provided with a protective structure for protecting the connector 3 and the conductive copper bar 2, the protective structure comprises a first annular notch 9 and a second annular notch 10 which are respectively arranged at the front end and the rear end of the tubular shell, an annular limiting table 11 which is arranged at the front end of the first annular notch 9 and provided with threads on the peripheral circumference, and a threaded sleeve 12 which is sleeved on the annular limiting table 11 in a threaded manner, the annular limiting table 11 and the tubular shell are integrally formed, the peripheral circumference of the second annular notch 10 is provided with threads which are matched with the threads on the threaded sleeve 12, the threaded sleeve 12 on the first tubular shell 1 is in, the tubular shell is provided with a sealing structure for connecting and sealing the two bus ducts;

the insulator is arranged in the tubular shell in a sliding manner, the insulator comprises an insulating layer 5 coated on the conductive copper bar 2 and a metal shell 6 sleeved outside the insulating layer 5, four rows of supporting bodies 7 are arranged on the outer side wall of the metal shell 6 at equal intervals, the supporting bodies 7 of each row are distributed in the length direction of the metal shell 6 at equal intervals, sliding grooves 8 which correspond to the supporting bodies 7 of each row and are used for sliding the supporting bodies 7 of the corresponding row are arranged on the inner side wall of the tubular shell, the metal shell 6 can be arranged in the tubular shell in a sliding manner through the sliding bodies 7 and the sliding grooves 8, the whole insulator can be arranged in the tubular shell in a sliding manner, the installation mode is simple and flexible, the later-stage maintenance of the bus duct is convenient for people, in addition, through the arrangement that the metal shell 6 is coated outside the insulating layer 5, the metal shell, in addition, the tubular shell made of metal is used for absorbing heat on the supporting body 7 and in the cavity between the adjacent supporting bodies 7, so that the tubular shell, the supporting body 7 and the metal shell 6 are mutually matched, and the conductive copper bar 2 can be effectively subjected to heat dissipation protection;

the sealing structure comprises a first annular splicing block 13 which is arranged in a first annular gap 9 and is welded with the tubular shell, a first annular groove 14 which is arranged at the front end of a threaded sleeve 12 and is matched with the first annular splicing block 13, a second annular splicing block 18 which is formed on an annular limiting plate 17, a second annular groove 16 which is arranged on an annular limiting table 11 and is matched with the second annular splicing block 18, sealing rings 15 which are tightly attached to the end parts of the corresponding first annular splicing blocks are adhered to the inner parts of the first annular groove 14 and the second annular groove 16, the first annular groove 14 on the first tubular shell 1 is connected with the first annular splicing block 13 on the second tubular shell 4, the second annular splicing block 18 on the tubular shell is connected with the second annular splicing block 18 on the first tubular shell, when the threaded sleeve 12 on the first tubular shell 1 rotates to the second annular gap 10 on the second tubular shell 4, the conductive copper bar 2 on the first tubular shell 1 can be inserted into the inner part of the connector 3 under the rotation of the threaded sleeve 12 (the tubular shell is required to be firstly A part of the conductive copper bar 2 on the first tubular shell 1 is inserted into the connector 3), so that when the threaded sleeve 12 rotates, the conductive copper bar 2 on the bus duct can be automatically butted with the connector 3, when the first annular dismantling block 13 on the second tubular shell 4 is inserted into the first annular groove 14 on the threaded sleeve 12, the second annular dismantling block 18 is just inserted into the second annular groove 16, and the front and rear ends of the threaded sleeve 12 are sealed with the corresponding tubular shells through the contact of the first annular groove 14 and the second annular groove 16 with the first annular dismantling block 13 and the second annular dismantling block 18 respectively through the internal sealing rings 15 of the first annular groove 14 and the second annular groove 16, so that the threaded sleeve 12 supports the joint between the two tubular shells and also realizes the sealing protection of the joint between the two bus ducts;

the tubular shell is also provided with a limiting structure for connecting two bus ducts, the limiting structure comprises a limiting rod 21 arranged on a baffle plate II 20 and a limiting groove 22 which is arranged on a baffle plate I19 and the tubular shell and is used for horizontally sliding the limiting rod 21, the limiting rods 21 are equidistantly arranged on the baffle plate I19, the limiting grooves 22 correspond to the limiting rods 21 one by one, the limiting rod 21 on the tubular shell I1 is connected with the limiting groove 22 on the tubular shell II 4, the limiting rod 21 is in sliding connection with the limiting groove 22 to limit the space between the conductive copper bar 2 on the bus ducts and the connector 3, the conductive copper bar 2 on one bus duct can automatically butt joint to the connector 3 under the rotation of the threaded sleeve 12, so that the situation that a part of the conductive copper bar 2 on the bus duct is inserted into the connector 3 firstly and is in limiting connection with the connector 3 through the conductive copper bar 2 is avoided, the threaded sleeve 12 when rotating is limited, and the conductive copper bar 2 and the connector 3 are easy to twist under the rotation of the threaded sleeve 12, so that the accuracy of connection of the conductive copper bar 2 and the connector 3 is affected, and meanwhile, the conductive copper bar 2 and the connector 3 are damaged to a certain extent.

The specific application process of the energy-saving bus duct comprises the following steps: when in use, firstly the connector 3 is inserted into the conductive copper bar 2 at the rear end of the tubular shell II 4, one end of the connector 3 is fixed on the baffle I19 on the tubular shell II 4 through the connecting block 23, secondly the limiting rod 21 on the baffle II 20 at the front end of the tubular shell I1 is inserted into the limiting groove 22 at the rear end of the tubular shell II 4, the two butted tubular shell I1 and the tubular shell II 4 can be limited through the connection of the limiting rod 21 and the limiting groove 22, secondly the threaded sleeve 12 on the tubular shell I1 is rotated, the front end of the threaded sleeve 12 is screwed to the second annular notch 10 at the rear end of the tubular shell II 4, the distance between the front end of the tubular shell I1 and the rear end of the tubular shell II 4 can be reduced through the continuous rotation of the threaded sleeve 12 in the second annular notch 10, so that the conductive copper bar 2 at the front end of the tubular shell I1 can be butted to the connector 3 under the rotation of the threaded sleeve 12, when the threaded sleeve 12 rotates to a certain degree, automatic butt joint between two bus ducts can be completed, in addition, when the annular first disconnecting block 13 on the tubular shell II 4 is inserted into the annular groove I14 on the threaded sleeve 12 under the rotation of the threaded sleeve 12, the annular second disconnecting block 18 is just inserted into the annular groove II 16, and the front end and the rear end of the threaded sleeve 12 are sealed with the corresponding tubular shell through the contact of the sealing rings 15 in the annular groove I14 and the annular groove II 16 with the annular first disconnecting block 13 and the annular second disconnecting block 18 respectively;

when the bus duct is used, heat generated by the conductive copper bar 2 coated on the inner side of the insulating layer 5 can be absorbed through the metal shell 6 made of metal, in addition, the metal shell 6 is supported by the support bodies 7 at equal intervals, and meanwhile, the heat released by the metal shell 6 can be gathered through the cavity formed between the adjacent support bodies 7, so that the heat dissipation effect of the metal shell 6 on the conductive copper bar 2 is improved, and in addition, the heat on the support bodies 7 and in the cavity between the adjacent support bodies 7 is absorbed through the tubular shell made of metal, so that the quick heat dissipation of the conductive copper bar 2 is realized;

when the bus duct is damaged, through the threaded connection between the two tubular shells 1, the tubular shells 1 can be separated from the tubular shells two 4 under the rotation of the threaded sleeves 12, so that the maintenance of a single bus duct is convenient, in addition, the baffle can be detached from the tubular shells through the screw connection between the baffle and the tubular shells, then, the conductive copper bars 2 are detached from the tubular shells through the sliding connection between the supporting body 7 and the inner walls of the tubular shells, so that people can conveniently maintain the single bus duct, and the use process of the energy-saving bus duct is completed.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. The utility model provides an energy-conserving bus duct, tubular bus duct has and makes the tubulose casing by the metal, including tubulose casing one (1) and tubulose casing two (4), the inside of tubulose casing one (1), tubulose casing two (4) is connected with electrically conductive copper bar (2) through the insulator respectively, and electrically conductive copper bar (2) on tubulose casing one (1) are connected with electrically conductive copper bar (2) on tubulose casing two (4) through connector (3), a serial communication port, the uncovered department of tubulose casing front and back end is equipped with baffle one (19), baffle two (20) that are used for fixed insulator respectively, the one end of connector (3) is passed through connecting block (23) and is connected with baffle one (19), be equipped with the protective structure who is used for protecting connector (3) and electrically conductive copper bar (2) on the tubulose casing, protective structure is including opening first annular gap (9) of locating tubulose casing front and back end respectively, Second annular breach (10), locate and be equipped with the spacing platform of annular (11) and the thread bush of the spacing platform of annular (11) of screw thread on first annular breach (9) front end and the peripheral border and locate threaded sleeve (12) on annular (11), be equipped with on the peripheral border of second annular breach (10) and go up the screw thread of helicitic texture looks adaptation with threaded sleeve (12), threaded sleeve (12) on tubulose casing (1) and first annular breach (9) threaded connection on tubulose casing two (4), be equipped with on the tubulose casing and be used for two bus duct joint seal's seal structure.

2. An energy-saving bus duct according to claim 1, wherein the first baffle (19) is arranged on the same side of the second annular notch (10), and the second baffle (20) is arranged on the same side of the first annular notch (9).

3. The energy-saving bus duct according to claim 1, wherein the connector (3) comprises a housing, jacks which are arranged on the housing and used for inserting the conductive copper bars (2), electric conductors which are arranged inside the housing and used for electrically connecting the conductive copper bars (2) on the two bus ducts, and insulating layers which are arranged on the electric conductors, wherein the housing is connected with the electric conductors through the insulating layers, and one end of the housing is connected with the first baffle plate (19) through a connecting block (23).

4. The energy-saving bus duct according to claim 1, wherein the insulator is slidably disposed in the tubular casing, the insulator comprises an insulating layer (5) coated on the conductive copper bar (2) and a metal casing (6) sleeved outside the insulating layer (5), four rows of supporting bodies (7) are disposed on an outer side wall of the metal casing (6) at equal intervals, the supporting bodies (7) in each row are equally spaced and distributed in a length direction of the metal casing (6), and sliding grooves (8) corresponding to the supporting bodies (7) in each row and allowing the corresponding supporting bodies (7) to slide are disposed on an inner side wall of the tubular casing.

5. An energy-saving bus duct according to claim 4, characterized in that the annular limiting table (11) is integrally formed with the tubular casing.

6. An energy-saving bus duct according to claim 1, wherein the threaded sleeve (12) is provided with a ring-shaped limiting plate (17) for limiting the threaded sleeve (12), and the ring-shaped limiting plate (17) is in contact with the side wall of the ring-shaped limiting table (11).

7. The energy-saving bus duct according to claim 6, wherein the sealing structure comprises a first annular dismantling block (13) which is arranged in the first annular gap (9) and is welded with the tubular shell, a first annular groove (14) which is arranged at the front end of the threaded sleeve (12) and is matched with the first annular dismantling block (13), a second annular dismantling block (18) which is formed on the annular limiting plate (17), and a second annular groove (16) which is arranged on the annular limiting table (11) and is matched with the second annular dismantling block (18), sealing rings (15) which are tightly attached to the end parts of the corresponding annular disconnecting blocks are adhered to the inner parts of the annular groove I (14) and the annular groove II (16), the annular groove I (14) on the tubular shell I (1) is connected with the annular dismantling block I (13) on the tubular shell II (4), and the annular dismantling block II (18) on each tubular shell is connected with the annular dismantling block II (18) on the tubular shell.

8. The energy-saving bus duct according to claim 1, wherein a limiting structure for connecting two bus ducts is further arranged on the tubular shell, the limiting structure comprises a limiting rod (21) arranged on the second baffle (20) and a limiting groove (22) which is arranged on the first baffle (19) and the tubular shell and is used for the limiting rod (21) to horizontally slide, the limiting rod (21) is arranged on the first baffle (19) at equal intervals, the limiting groove (22) is in one-to-one correspondence with the limiting rod (21), and the limiting rod (21) on the first tubular shell (1) is connected with the limiting groove (22) on the second tubular shell (4).