CN213151588U

CN213151588U - Bus duct connecting device

Info

Publication number: CN213151588U
Application number: CN202022234237.XU
Authority: CN
Inventors: 郑加鹏
Original assignee: Beijing Gafa Electric Co ltd
Current assignee: Beijing Gafa Electric Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-05-07
Anticipated expiration: 2030-10-09

Abstract

The utility model discloses a bus duct connecting device, which belongs to the bus duct technical field and solves the problems of complex installation and poor fixing effect of the prior bus duct connecting device, the device comprises a servo motor II, a protective shell, a shearing knife I and a shearing knife II, a synchronous wheel tee joint connected with the servo motor II is connected with a synchronous wheel IV at one end part of a rotating shaft through the synchronous belt II, a synchronous wheel VII at the other end of the rotating shaft is connected with a gear II through a synchronous belt III, the gear I and the gear II are mutually meshed with a rack through gear teeth, an asynchronous motor II connected with the shearing knife II is connected with the rack through a telescopic plate, an asynchronous motor I connected with the shearing knife I is slidably connected with the surface of a second screw rod embedded on the inner wall of the protective shell through a slide block, a synchronous wheel VI embedded at the end part of the second screw rod is connected with a synchronous wheel V through the synchronous belt IV, the utility model discloses possess the characteristics that work efficiency is high.

Description

Bus duct connecting device

Technical Field

The utility model belongs to the technical field of the bus duct, specifically relate to a bus duct connecting device.

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.

With the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, particularly, the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission lead cannot meet the requirement in a large-current transmission system, and the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection. The plug-in type bus duct is produced as a novel power distribution wire.

The enclosed bus duct is a bus system composed of metal plate as protective shell, conducting bar, insulating material and relative accessories, it can be made into plug-in enclosed bus with plug-in junction boxes at intervals, also can be made into feed enclosed bus without junction box in the middle, in the power supply system of high-rise building, the power and lighting lines are often separately set, the bus duct is used as power supply main line and is vertically installed along the wall in the electric shaft one or more times. The bus duct is composed of a starting bus duct, a straight bus duct (with or without jacks), an L-shaped vertical (horizontal) curved bus, a Z-shaped vertical (horizontal) offset bus, a T-shaped vertical (horizontal) three-way bus, an X-shaped vertical (horizontal) four-way bus, a variable-capacity bus duct, an expansion bus duct, a terminal end socket, a terminal junction box, a jack box, bus duct related accessories, a fastening device and the like.

Compared with the traditional cable, the high-voltage bus duct fully shows the advantages of the high-voltage bus duct during heavy current transmission, simultaneously greatly reduces the contact resistance and temperature rise at the connecting positions of two end parts of the bus duct and the splicing positions of the branch ports due to the adoption of a new technology and a new process, and uses high-quality insulating materials in the bus duct, thereby improving the safety and reliability of the bus duct and improving the whole system.

But current bus duct connecting device generally all is fixed through two bus duct bodies of single bolt or nut spare, and the installation is loaded down with trivial details on the one hand, wastes time and difficultly, and on the other hand fixed effect is relatively poor, takes place to rock easily.

Therefore, in order to solve the problem, a bus duct connecting device needs to be developed and designed, and the problems that the existing bus duct connecting device is complex to install and poor in fixing effect are solved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides an aim at provides a bus duct connecting device to solve the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a bus duct connecting device comprises a bus duct body, a two-way screw, a first connecting plate and a second connecting plate, wherein the bus duct body is embedded between the first connecting plate and the second connecting plate, the connecting plates embedded on the side walls of the two bus duct bodies are connected with each other through a wiring frame, the second connecting plate is internally designed into a hollow structure, a first gear and a third gear are respectively embedded at two ends of the two-way screw fixedly connected with the inner wall, the first gear and the third gear are respectively connected with a second gear and a fourth gear which are embedded at the bottoms of a first one-way screw and a second one-way screw through gear teeth, the tops of the first one-way screw and the second one-way screw are respectively in threaded connection with two threaded cylinders fixedly connected with the bottom of the first connecting plate, a first sliding block and a second sliding block are also slidably connected with two sides of the two-way screw, and a plurality of limiting blocks are embedded in the inner walls of the first clamping plate and the second clamping plate.

As a further aspect of the utility model, the cavity has all been seted up to first connecting plate and second connecting plate inner wall, the embedding has the pillar in the through-hole that the cavity bottom was seted up, the pillar bottom is inlayed and is had the extrusion piece, damping spring connects the cavity top through the pillar top.

As a further proposal of the utility model, the end of the bidirectional screw rod is inlaid with an adjusting disk, the surface of the adjusting disk is fixedly connected with a hand rocker.

As a further scheme of the utility model, first connecting plate and second connecting plate all inlay with this body coupling department of wire casing and have the rubber pad to first connecting plate and second connecting plate surface are inlayed and are had the dust screen.

As a further aspect of the present invention, the first one-way screw and the second one-way screw are embedded into the two fixing sleeves embedded in the side wall of the second connecting plate respectively.

To sum up, compared with the prior art, the embodiment of the utility model has the following beneficial effects:

1. utilize gear engagement transmission principle, two-way screw rod is rotatory can drive one-way screw rod one simultaneously and one-way screw rod two is rotatory, one-way screw rod one and one-way screw rod two can slide in two screw thread cylinders on one side and drive second connecting plate rebound and extrude the wire casing body, automatic fixed function has been realized, the characteristics that possess easy operation and work efficiency are high, splint one and splint two with can be through slider one and slider two along two-way screw rod axis direction or move dorsad, can be fixed the wire casing body from both sides through the stopper when splint one and splint two move in opposite directions, prevent that it from rocking, fixed effect has been improved.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a front view of embodiments 1 to 2 in the present invention.

Fig. 2 is a left side view of embodiments 1 to 2 in the present invention.

Fig. 3 is a partial enlarged view of a in fig. 1 according to the present invention.

Fig. 4 is an axial view of the strut and the extrusion block in example 2 of the present invention.

Reference numerals: the wire casing comprises a wire casing body 1, a first connecting plate 2, a cavity 21, a damping spring 22, a strut 23, an extrusion block 24, a second connecting plate 3, a wiring frame 4, a wiring board 5, a rubber pad 6, a gear I7, a gear II 8, a fixed sleeve 9, a one-way screw I10, a threaded barrel 11, a clamp I12, a limit block 13, a gear III 14, a gear IV 15, a gear IV 16, an adjusting disc 17, a hand lever 18, a slide block I18, a two-way screw 19 and a dust screen 20.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided for the specific embodiments of the present invention.

Example 1

Referring to fig. 1 to 3, a bus duct connecting device includes a main body 1, a bidirectional screw 19, a first connecting plate 2 and a second connecting plate 3, wherein the main body 1 is embedded between the first connecting plate 2 and the second connecting plate 3, and connecting plates 5 embedded on side walls of the two main bodies 1 are connected with each other through a connecting frame 4, so as to connect the two main bodies 1.

The inner design of the second connecting plate 3 is a hollow structure, two ends of a bidirectional screw rod 19 fixedly connected with the inner wall are respectively inlaid with a first gear 7 and a third gear 14, the first gear 7 and the third gear are respectively connected with a first unidirectional screw rod 10 and a second unidirectional screw rod bottom inlaid gear 8 and a fourth gear 15 through gear teeth, the bidirectional screw rod 19 rotates to simultaneously drive the first unidirectional screw rod 10 and the second unidirectional screw rod to rotate by utilizing a gear meshing transmission principle, the tops of the first unidirectional screw rod 10 and the second unidirectional screw rod are respectively in threaded connection with two thread cylinders 11 fixedly connected with the bottom of the first connecting plate 2, the first unidirectional screw rod 10 and the second unidirectional screw rod can slide in the two thread cylinders 11 and drive the second connecting plate 3 to move upwards and extrude the thread groove body 1, the automatic fixing function is realized, and the automatic fixing device has the characteristics of simplicity in operation and high working efficiency.

19 both sides of two-way screw rod are sliding connection still have slider 18 and slider two to slider 18 and two lateral walls of slider fixedly connected with splint one 12 and splint two respectively, splint one 12 and two inner walls of splint are inlayed and are had a plurality of stoppers 13, splint one 12 and splint two with can be through slider 18 and slider two along 19 axis directions of two-way screw rod or remove dorsad, can fix wire casing body 1 from both sides through stopper 13 when splint one 12 and splint two move in opposite directions, prevent that it from rocking, improved fixed effect.

The bottoms of the first unidirectional screw 10 and the second unidirectional screw are respectively embedded into the two fixing sleeves 9 embedded in the side wall of the second connecting plate 3, and the unidirectional screw has the advantage of good stability.

19 tip inlays of two-way screw rod has adjusting disk 16, adjusting disk 16 fixed surface is connected with hand rocking bar 17, the staff operation of being convenient for.

Example 2

Referring to fig. 1 to 4, the bus duct connecting device further comprises a first connecting plate 2 and a second connecting plate 3, wherein cavities 21 are formed in the inner walls of the first connecting plate 2 and the second connecting plate 3, pillars 23 are embedded in through holes formed in the bottoms of the cavities 21, extrusion blocks 24 are embedded in the bottoms of the pillars 23, the extrusion blocks 24 play a role in fixing the bus duct body 1, the tops of the pillars 23 are connected with the tops of the cavities 21 through damping springs 22, and the damping springs 22 have a damping and buffering function and can absorb and weaken longitudinal impact force on the bus duct body 1 and prevent the bus duct body from being damaged.

First connecting plate 2 and second connecting plate 3 all inlay with wire casing body 1 junction has rubber pad 6, possesses waterproof characteristics to first connecting

plate

2 and 3 surface inlays of second connecting plate have dust screen 20, possess dirt-proof characteristics.

The rest of the structure of this example is the same as example 1.

The utility model discloses a theory of operation is: firstly, rotate two-way screw rod 19 through hand lever 17, utilize gear engagement transmission principle, can drive one-way screw rod 10 and one-way screw rod two simultaneously rotatory, one-way screw rod 10 and one-way screw rod two can slide in two thread cylinders 11 on one side and drive second connecting plate 3 and upwards remove and extrude wire casing body 1, the function of automatic fixation has been realized, the characteristics that possess easy operation and work efficiency are high, splint one 12 and splint two can move along two-way screw rod 19 axis direction in opposite directions or dorsad through slider one 18 and slider two, can fix wire casing body 1 from both sides through stopper 13 when splint one 12 and splint two move in opposite directions.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A bus duct connecting device comprises a bus duct body (1), a two-way screw (19), a first connecting plate (2) and a second connecting plate (3), and is characterized in that the bus duct body (1) is embedded between the first connecting plate (2) and the second connecting plate (3), connecting plates (5) embedded in the side walls of the two bus duct bodies (1) are connected with each other through a connecting frame (4), the second connecting plate (3) is designed to be of a hollow structure, two ends of the two-way screw (19) fixedly connected with the inner wall are respectively embedded with a first gear (7) and a third gear (14), the first gear (7) and the third gear are respectively connected with a first one-way screw (10) and a second gear (8) and a fourth gear (15) embedded in the bottom of the two-way screw through gear teeth, and the top of the first one-way screw (10) and the top of the two-way screw are respectively in two threaded cylinders (11) fixedly connected with the bottom of the first connecting plate (2, two-way screw rod (19) both sides are still sliding connection have slider one (18) and slider two to slider one (18) and slider both sides lateral wall fixedly connected with splint one (12) and splint two respectively, splint one (12) and splint two inner walls are inlayed and are had a plurality of stopper (13).

2. The bus duct connecting device according to claim 1, wherein a cavity (21) is formed in each of the inner walls of the first connecting plate (2) and the second connecting plate (3), a support column (23) is embedded in a through hole formed in the bottom of the cavity (21), a squeezing block (24) is embedded in the bottom of the support column (23), and the top of the support column (23) is connected with the top of the cavity (21) through a damping spring (22).

3. The bus duct connecting device according to claim 1, wherein an adjusting disc (16) is embedded at the end of the bidirectional screw rod (19), and a hand lever (17) is fixedly connected to the surface of the adjusting disc (16).

4. The bus duct connecting device according to claim 2, wherein rubber pads (6) are embedded at the joints of the first connecting plate (2) and the second connecting plate (3) and the bus duct body (1), and dust screens (20) are embedded on the surfaces of the first connecting plate (2) and the second connecting plate (3).

5. A bus duct connecting device according to claim 4, characterized in that the first unidirectional screw (10) and the second unidirectional screw are embedded in two fixing sleeves (9) embedded in the side wall of the second connecting plate (3) respectively.