CN215184789U

CN215184789U - Tubular bus connecting device

Info

Publication number: CN215184789U
Application number: CN202120830844.4U
Authority: CN
Inventors: 李之功
Original assignee: Hefei Zhigong Electromechanical Engineering Co ltd
Current assignee: Hefei Zhigong Electromechanical Engineering Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-12-14
Anticipated expiration: 2031-04-20

Abstract

The utility model provides a tubular bus connecting device, two ends of which are connected with a tubular bus; the device comprises a cylindrical connecting pipe, a fixing rod and a locking mechanism, wherein annular insertion grooves are formed in two ends of the connecting pipe; the fixing rod penetrates through the strip-shaped hole and the fixing hole, the distance between the strip-shaped hole and the bottom of the insertion groove is not more than the distance between the fixing hole and the end part of the tubular bus, and the fixing rods at two ends of the connecting pipe are locked through a locking mechanism; the utility model has the advantages that: inserting grooves are formed in two ends of the connecting pipe, the inserting grooves are inserted into the strip-shaped holes, the tubular buses can slide in the axial direction along the strip-shaped holes, the locking mechanisms are arranged to enable the fixing rods on the two tubular buses to be clamped oppositely, and the tubular buses are tightly connected with the connecting pipe; the tubular bus and the connecting pipe are easy to operate when being installed or detached.

Description

Tubular bus connecting device

Technical Field

The utility model relates to a cast bus bar connection technical field especially relates to cast bus bar connecting device.

Background

The transmission voltage is increased day by day, the tubular bus replaces the rectangular bus and the bare bus gradually due to the technical advantages of large current-carrying capacity, low skin effect, low temperature rise, good insulating property, good heat dissipation and high mechanical strength, in the installation process, because the length of the tubular bus is limited, two tubular buses need to be connected, but in the prior art, the shorter tubular bus is generally sleeved on the outer wall or the inserting inner wall of the tubular bus, and then fixed and welded through an annular fixing hoop; the assembly and disassembly are inconvenient, and the damage to the tubular bus and the connecting piece is large; therefore, it is necessary to develop a connecting device for facilitating the connection and the disconnection of the tubular busbar.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide cast generating line connecting device.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

the two ends of the tubular bus connecting device are connected with the tubular bus; the device comprises a cylindrical connecting pipe, a fixing rod and a locking mechanism, wherein annular insertion grooves are formed in two ends of the connecting pipe; the cell wall of insertion groove is provided with the bar hole, the cast generating line is provided with the fixed orifices that the dead lever passed, the dead lever runs through bar hole and fixed orifices, the distance of bar hole and insertion groove bottom is not more than the distance of fixed orifices and cast generating line tip, lock through locking mechanism between the dead lever at connecting pipe both ends.

In an improvement of the above technical solution, the insertion groove includes an insertion portion having a width larger than a thickness of the tubular busbar and a clamping portion having a width equal to or smaller than the thickness of the tubular busbar.

As an improvement of the technical scheme, the locking mechanism comprises a locking rod and a locking nut, through holes for the locking rod to pass through are formed in the two ends of the fixing rod, and the locking nut is arranged at the two ends of the locking rod to enable the fixing rods at the two ends of the connecting pipe to clamp oppositely.

As an improvement of the above technical scheme, the locking mechanism comprises a locking rod and a rotating part, the rotating part is arranged in the middle of the locking rod and fixedly connected with the locking rod, the locking rod is provided with threads in opposite directions on the surfaces of two sides of the rotating part, and threaded holes matched with the two ends of the fixing rod are formed in the two ends of the fixing rod.

As an improvement of the technical scheme, two fixing rods are arranged at each end of the connecting pipe, and are symmetrically arranged relative to the circle center of the connecting pipe and arranged in parallel.

As an improvement of the technical scheme, two fixing rods are arranged at each end of the connecting pipe and penetrate through the circle center of the connecting pipe to be vertically crossed.

As an improvement of the technical scheme, a support frame is arranged at the end part of the connecting pipe and is connected with the inner wall of the connecting pipe.

As an improvement of the technical scheme, the supporting frame is in a cross shape.

The utility model has the advantages that: the two tubular buses to be connected are respectively inserted into the insertion grooves at the two ends of the connecting pipe through the annular insertion grooves at the two ends of the connecting pipe, the fixing rod penetrates through the fixing holes, the strip-shaped holes enable the tubular buses penetrated with the fixing rods to axially slide along the strip-shaped holes, and the fixing rods on the two tubular buses are oppositely clamped through the locking mechanism, so that the tubular buses are tightly connected with the connecting pipe and cannot be loosened; the tubular bus and the connecting pipe are easy to operate when being installed or detached, the tubular bus and the connecting pipe cannot be damaged irreversibly in a large area, and the reuse rate is high.

Drawings

Fig. 1 is a schematic structural view of a tubular busbar connection device according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic structural view illustrating that two fixing rods 4 at each end of the connecting pipe are arranged in parallel according to the embodiment of the present invention;

fig. 4 is a schematic structural view illustrating that two fixing rods 4 at each end of the connecting pipe are vertically arranged according to the embodiment of the present invention;

fig. 5 is a schematic structural view of the locking lever and the rotating member according to the embodiment of the present invention;

fig. 6 is a schematic structural view of the supporting frame according to the embodiment of the present invention;

tubular busbar 1, fixed orifices 11, connecting pipe 2, insertion groove 3, bar hole 31, inserting part 32, clamping part 33, fixed rod 4, locking mechanism 5, locking lever 51, lock nut 52, rotation piece 53, support frame 6.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

As shown in fig. 1, 2 and 5, the tubular busbar connecting device of the present embodiment has two ends connected to the tubular busbar 1; the device comprises a cylindrical connecting pipe 2, a fixing rod 4 and a locking mechanism 5, wherein annular insertion grooves 3 are formed in two ends of the connecting pipe 2; the cell wall of insertion groove 3 is provided with bar hole 31, tubular busbar 1 is provided with the fixed orifices 11 that dead lever 4 passed, dead lever 4 runs through bar hole 31 and fixed orifices 11, the distance of

bar hole

31 and 3 bottoms of insertion groove is not more than the distance of

fixed orifices

11 and 1 tip of tubular busbar, lock through locking mechanical system 5 between the dead lever 4 at 2 both ends of connecting pipe.

Through setting up annular insertion groove 3 at the both ends of connecting pipe 2, insert two tubular busbar 1 that need connect respectively in the insertion groove 3 at connecting pipe 2 both ends, run through dead lever 4 through setting up fixed orifices 11, set up bar hole 31 and make tubular busbar 1 that has run through dead lever 4 can be followed bar hole 31 and slide in the axial, it is tight in opposite directions to make dead lever 4 on two tubular busbar 1 press from both sides through setting up locking mechanical system 5 to make tubular busbar 1 be connected closely and can not become flexible with connecting pipe 2.

The tubular bus 1 and the connecting pipe 2 are easy to operate when being installed or detached, large-area irreversible damage to the tubular bus 1 and the connecting pipe 2 cannot be caused, and the reuse rate is high.

As shown in fig. 1 and 5, the insertion groove 3 comprises an insertion part 32 and a clamping part 33, the width of the insertion part 32 is larger than the thickness of the tubular busbar 1, so that the tubular busbar 1 can be inserted into the insertion part 32 conveniently; the width of the clamping part 33 is less than or equal to the thickness of the tubular busbar 1; the tubular busbar 1 can be in interference fit with the clamping part 33 after being inserted into the clamping part 33, and the tight connection can prevent poor contact.

As shown in fig. 1, the locking mechanism 5 includes a locking rod 51 and a locking nut 52, through holes for the locking rod 51 to pass through are provided at two ends of the fixing rod 4, and the locking nuts 52 are provided at two ends of the locking rod 51 to clamp the fixing rods 4 at two ends of the connecting tube 2 oppositely; the fixing rods 4 at both ends of the connecting pipe 2 are clamped in opposite directions by screwing the lock nuts 52 at both ends of the lock rod 51, thereby clamping the tubular bus bar 1 to the insertion groove 3.

As shown in fig. 5, the locking mechanism 5 can also be designed as follows: the locking mechanism 5 comprises a locking rod 51 and a rotating part 53, the rotating part 53 is arranged in the middle of the locking rod 51 and is fixedly connected with the locking rod 51, the surfaces of the locking rod 51, which are positioned at two sides of the rotating part 53, are provided with threads in opposite directions, and two ends of the fixed rod 4 are provided with threaded holes matched with the threaded holes; rotate 53 through twisting and make the check lock lever 51 rotate, make the dead lever 4 at both ends move in opposite directions simultaneously through screw-thread fit, when can reaching the locking effect, can also reduce operating procedure to the dead lever 4 at both ends is simultaneously with cast generating line 1 card income insertion groove 3 in, avoids appearing certain one end and connects closely, and the condition that the other end is connected not in place.

As shown in fig. 3, two fixing rods 4 are provided at each end of the connecting pipe 2, and are symmetrically arranged with respect to the center of the connecting pipe and arranged in parallel, so that when the diameter of the tubular busbar 1 is large, the tubular busbar 1 and the insertion groove 3 are clamped by the two fixing rods 4 arranged in parallel, thereby preventing the tubular busbar 1 from being jammed due to inclination when the tubular busbar 1 is inserted into the insertion groove 3.

As shown in fig. 4, two fixing rods 4 are arranged at each end of the connecting pipe 2, and penetrate through the circle center of the connecting pipe to be arranged in a vertical crossing manner; when being directed at the tubular busbar 1 with smaller diameter, the fixing rods 4 which are not easy to be arranged in parallel penetrate through the tubular busbar 1, the fixing rods 4 which are arranged in two vertical intersections can prevent the tubular busbar 1 from being blocked due to inclination when being inserted into the insertion groove 3, and the drilling difficulty can not be increased.

As shown in fig. 6, a support frame 6 is arranged at the end of the connecting pipe 2, and the support frame 6 is connected with the inner wall of the connecting pipe 2; prevent the inner side wall of the insertion groove 3 from deforming to cause poor contact; the support frame 6 is arranged in a cross shape, so that the connecting pipe 2 still keeps a hollow shape and keeps a heat dissipation effect.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The two ends of the tubular bus connecting device are connected with the tubular bus (1); the method is characterized in that: the device comprises a cylindrical connecting pipe (2), a fixing rod (4) and a locking mechanism (5), wherein annular insertion grooves (3) are formed in two ends of the connecting pipe (2); the cell wall of insertion groove (3) is provided with bar hole (31), cast bus (1) is provided with fixed orifices (11) that dead lever (4) passed, dead lever (4) run through bar hole (31) and fixed orifices (11), the distance of bar hole (31) and insertion groove (3) bottom is not more than the distance of fixed orifices (11) and cast bus (1) tip, lock through locking mechanism (5) between dead lever (4) at connecting pipe (2) both ends.

2. The tubular busbar connection device according to claim 1, wherein: the insertion groove (3) comprises an insertion part (32) and a clamping part (33), the width of the insertion part (32) is larger than the thickness of the tubular busbar (1), and the width of the clamping part (33) is smaller than or equal to the thickness of the tubular busbar (1).

3. The tubular busbar connection device according to claim 1, wherein: locking mechanism (5) are including check lock pole (51) and lock nut (52), dead lever (4) both ends are provided with the through-hole that supplies check lock pole (51) to pass, check lock pole (51) both ends set up lock nut (52) and make dead lever (4) at connecting pipe (2) both ends press from both sides tightly in opposite directions.

4. The tubular busbar connection device according to claim 1, wherein: locking mechanism (5) include check lock lever (51) and rotate piece (53), rotate piece (53) setting at check lock lever (51) middle part and with check lock lever (51) fixed connection, check lock lever (51) are located the surface that rotates piece (53) both sides and are provided with opposite direction's screw thread, dead lever (4) both ends are provided with complex screw hole with it.

5. The tubular busbar connection device according to claim 3 or 4, wherein: the number of the fixing rods (4) at each end of the connecting pipe (2) is two, and the fixing rods are symmetrical relative to the circle center of the connecting pipe (2) and are arranged in parallel.

6. The tubular busbar connection device according to claim 3 or 4, wherein: the number of the fixing rods (4) at each end of the connecting pipe (2) is two, and the fixing rods penetrate through the circle center of the connecting pipe (2) and are arranged in a vertical crossing mode.

7. The tubular busbar connection device according to claim 1, wherein: the end part of the connecting pipe (2) is provided with a support frame (6), and the support frame (6) is connected with the inner wall of the connecting pipe (2).

8. The tubular busbar connection device according to claim 7, wherein: the supporting frame (6) is in a cross shape.