CN217240259U - Light bus duct structure - Google Patents
Light bus duct structure Download PDFInfo
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- CN217240259U CN217240259U CN202221105137.XU CN202221105137U CN217240259U CN 217240259 U CN217240259 U CN 217240259U CN 202221105137 U CN202221105137 U CN 202221105137U CN 217240259 U CN217240259 U CN 217240259U
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- bus duct
- rod
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- clamp plate
- screw rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model discloses a light bus duct structure relates to the bus duct field, including bus duct body and seal box, be equipped with the generating line board that stretches out this end of body of bus duct on the bus duct body, the generating line board is inserted and is established between two sets of clamp plates, and the surface of clamp plate is all fixed and is equipped with the copper, and clamp plate movable sleeve establishes on the screw rod, and the one end of screw rod links firmly with solid fixed splint's inner wall, and the clamp plate is equipped with a plurality of groups, and the outside activity cover that lies in the clamp plate on the screw rod is equipped with movable splint. The utility model discloses well annular gasbag makes the clearance between clamp plate and the clamp plate fixed to can be directly insert the clearance between the clamp plate with the generating line board of this end of body of bus duct, and need not dial the clamp plate and open and insert the generating line board again, and then relatively save trouble and save time, after the generating line board inserts, can make the gradual diminishing in clearance between the clamp plate through the gradual screw in of nut, and then make the copper of clamp plate both sides compress tightly on the surface of generating line board, operate convenience more.
Description
Technical Field
The utility model relates to a bus duct field, in particular to light type bus duct structure.
Background
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 plants, the traditional cable serving as a power transmission lead cannot meet the requirements in the existing high-current transmission system, the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection, the bus ducts replace electric wires and cables more and more in indoor low-voltage power transmission main line engineering projects, the bus ducts are developed towards light weight, and a plurality of light bus ducts are also practically applied.
But the bus duct all needs the concatenation to use mostly when practical application, all adopts anchor clamps to compress tightly the copper in the both sides of generating line board when the concatenation, and anchor clamps adopt screw rod and fix with screw, and the nut can become the pine after using for a long time, and then makes the contact failure of copper and generating line board to can influence the transport of electric current.
Therefore, it is necessary to provide a lightweight bus duct structure to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a light type bus duct structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a light bus duct structure comprises a bus duct body and a sealing box, wherein a bus board extending out of the end part of the bus duct body is arranged on the bus duct body, the bus bar plate is inserted between the two groups of pressing plates, the surfaces of the pressing plates are all fixedly provided with copper plates, the pressing plates are movably sleeved on the screw rods, one end of each screw rod is fixedly connected with the inner wall of the fixed clamping plate, the pressing plates are provided with a plurality of groups, a movable clamping plate is movably sleeved on the outer side of the pressure plate on the screw rod, annular air bags are uniformly arranged on the edge of the screw rod, an inflation channel is arranged in the screw rod and is communicated with the interior of the annular air bag through a connecting air hole on the screw rod, the outer side end of the inflation channel is an opening, and a one-way valve is arranged in the opening, an exhaust pipe is fixedly arranged at the outer side end of the screw rod, a manual valve is arranged on the exhaust pipe, a nut is screwed at the end part of the screw rod, and a positioning mechanism is arranged on the nut.
When the device works, the connecting assembly consisting of the fixed clamping plate, the movable clamping plate and the pressing plate can be placed on a relatively flat desktop or the ground, then the interior of the inflation channel is inflated through the opening on the inflation channel, gas can enter the interior of the annular air bag through the connecting air hole, and the annular air bag is expanded, so that gaps among the pressing plates, gaps between the fixed clamping plate and the pressing plate and gaps between the movable clamping plate and the pressing plate are filled, and the pressing plates can be prevented from rotating freely on the screw rod and not being overlapped well;
meanwhile, the annular air bag enables the gap between the pressing plate and the pressing plate to be fixed, so that the bus plate at the end part of the bus duct body can be directly inserted into the gap between the pressing plates, the pressing plate does not need to be pulled away and then the bus plate is inserted, further, the labor and the time are saved, after the bus plate is inserted, the gas in the inflation channel can be gradually discharged through the manual valve on the exhaust pipe, the annular air bag gradually collapses, then the gap between the pressing plates is gradually reduced through the gradual screwing-in of the nut, and further, the copper plates at two sides of the pressing plate are tightly pressed on the surface of the bus plate, and the operation is more convenient;
positioning mechanism can prevent that the nut from taking place not hard up on the screw rod, and then avoids contact failure between copper and the generating line board, has also saved the expense of later maintenance.
Preferably, positioning mechanism includes U-shaped gag lever post and hinge bar, hinge bar movable mounting is at the lateral surface of nut, and the lateral surface of activity splint is equipped with and carries out spacing U-shaped gag lever post to the hinge bar, and the hinge bar inserts the inside of establishing at the U-shaped gag lever post, the U-shaped gag lever post is equipped with hold-down mechanism towards the inner wall of hinge bar lateral surface.
Specifically, when the nut was in the state of screwing up, turned over the hinge rod to the state parallel with movable splint this moment, and inserted the inside of U-shaped gag lever post with the hinge rod, then compressed tightly the hinge rod to movable splint's direction through U-shaped gag lever post inner wall hold-down mechanism.
Preferably, the pressing mechanism comprises an air column, a piston, a push rod and a pressing plate, the air column is fixedly connected to the inner wall of the outer side end of the U-shaped limiting rod, the outer side end of the interior of the air column is fixedly connected with the outer side face of the piston through a spring, the inner side face of the piston is fixedly connected with one end of the push rod, the other end of the push rod extends out of the inner side end of the air column and is fixedly connected with the pressing plate, the pressing plate is tightly pressed on the outer side face of the hinged rod, an inflation hole for inflating the interior of the air column is formed in the U-shaped limiting rod, and a valve is arranged in the inflation hole.
During operation, when the hinge rod is located inside the U-shaped limiting rod, the air column is inflated through the inflation hole, the piston is pushed to move towards the direction close to the hinge rod by air, the compression plate is compressed on the outer side face of the hinge rod, and the nut is prevented from being screwed out to the outer portion of the screw rod.
Preferably, when the spring fixedly connected with the piston is in a natural state, the piston is positioned close to the outer side end of the U-shaped limiting rod.
Preferably, both ends of the U-shaped limiting rod are fixedly connected with limiting sliding blocks, and the limiting sliding blocks are mutually connected with limiting sliding grooves on the outer side surfaces of the movable clamping plates in a sliding mode.
Through the slip of limiting slide block in limiting chute, can realize the hinge bar from the inside breaking away from of U-shaped gag lever post.
Preferably, the outer side surface of the nut is provided with an annular sliding rail, an annular sliding plate is movably arranged inside the annular sliding rail, the outer side surface of the annular sliding plate is fixedly connected with one end of a connecting rod, and the other end of the connecting rod is movably hinged with a hinge rod.
The annular sliding plate can rotate inside the annular sliding rail, and then the hinge rod can rotate to the position corresponding to the U-shaped limiting rod.
Preferably, two sets of the junction of bus duct body is equipped with the seal box, and the quantity of seal box is two, and two sets of seal boxes splice each other and pass through the fix with screw.
The utility model discloses a technological effect and advantage:
1. the utility model discloses well annular gasbag makes the clearance between clamp plate and the clamp plate fixed, thereby can directly insert the generating line board of this end of bus duct body in the clearance between the clamp plate, and need not pull open the clamp plate and insert the generating line board again, and then relatively save trouble and save time, after the generating line board inserts, can gradually discharge the gas of inflation channel inside through the manual valve on the blast pipe, the annular gasbag is gradually shriveled this moment, then screw in gradually through the nut makes the clearance between the clamp plate diminish gradually, and then make the copper of clamp plate both sides compress tightly on the surface of generating line board, it is more convenient to operate;
2. the positioning mechanism can prevent the nut from loosening on the screw rod, thereby avoiding poor contact between the copper plate and the bus plate and saving the cost of later maintenance;
3. the utility model discloses an opening on the inflation channel is aerifyd to inflation channel's inside, and gas will get into annular gasbag's inside through connecting the gas pocket, and then makes annular gasbag take place to expand to fill the clearance between clearance, solid fixed splint and the clamp plate and the clearance between activity splint and the clamp plate between the clamp plate, thereby can prevent that the clamp plate from taking place to rotate at will on the screw rod and make not well overlapping between the clamp plate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the screw.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is an enlarged schematic view of B in fig. 2.
In the figure: the bus duct comprises a bus duct body 1, a bus board 2, a sealing box 3, a fixed clamping plate 4, a movable clamping plate 5, a screw 6, an annular air bag 7, a connecting air hole 8, a pressing plate 9, a copper plate 10, a limiting sliding block 11, a limiting sliding groove 12, an annular sliding plate 13, a U-shaped limiting rod 14, an inflation channel 15, a connecting rod 16, a hinge rod 17, an air column 18, a piston 19, a push rod 20, a pressing plate 21, an inflation hole 23 and an exhaust pipe 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
The utility model provides a light bus duct structure as shown in figures 1-4, which comprises a bus duct body 1 and a sealing box 3, wherein the bus duct body 1 is provided with a bus board 2 extending out of the end part of the bus duct body 1, the bus board 2 is inserted between two groups of pressing boards 9, the surface of the pressing boards 9 is fixedly provided with a copper plate 10, the pressing boards 9 are movably sleeved on a screw rod 6, one end of the screw rod 6 is fixedly connected with the inner wall of the fixed clamping board 4, the pressing boards 9 are provided with a plurality of groups, the outer side of the screw rod 6 positioned on the pressing boards 9 is movably sleeved with a movable clamping board 5, the edge of the screw rod 6 is uniformly provided with an annular air bag 7, the inner part of the screw rod 6 is provided with an inflation channel 15, the inflation channel 15 is mutually communicated with the inner part of the annular air bag 7 through a connecting air hole 8 on the screw rod 6, the outer side end of the inflation channel 15 is an opening, the inner part of the opening is provided with a one-way valve, the outer side end of the screw rod 6 is also fixedly provided with an exhaust pipe 24, the exhaust pipe 24 is provided with a manual valve, the end part of the screw rod 6 is in threaded connection with a nut, and the nut is provided with a positioning mechanism.
When the device works, the connecting assembly consisting of the fixed clamping plate 4, the movable clamping plate 5 and the pressing plate 9 can be placed on a relatively flat table top or the ground, then the inflation channel 15 is inflated through the opening on the inflation channel 15, the gas can enter the annular air bag 7 through the connecting air hole 8, and further the annular air bag 7 is expanded, so that the gap between the pressing plates 9, the gap between the fixed clamping plate 4 and the pressing plate 9 and the gap between the movable clamping plate 5 and the pressing plate 9 are filled, and the pressing plates 9 can be prevented from rotating freely on the screw rods 6 to cause that the pressing plates 9 are not overlapped well;
meanwhile, the annular air bag 7 fixes the gap between the pressing plate 9 and the pressing plate 9, so that the bus board 2 at the end part of the bus duct body 1 can be directly inserted into the gap between the pressing plates 9, the pressing plate 9 does not need to be pulled away and then the bus board 2 is inserted, further, the trouble and the time are saved, after the bus board 2 is inserted, the gas in the inflation channel 15 can be gradually exhausted through the manual valve on the exhaust pipe 24, at the moment, the annular air bag 7 gradually collapses, then the gap between the pressing plates 9 is gradually reduced through the gradual screwing-in of the nut, further, the copper plates 10 at two sides of the pressing plate 9 are tightly pressed on the surface of the bus board 2, and the operation is more convenient;
the positioning mechanism can prevent the nut from loosening on the screw rod 6, thereby avoiding poor contact between the copper plate 10 and the bus-bar plate 2 and saving the cost of later maintenance.
The positioning mechanism comprises a U-shaped limiting rod 14 and a hinge rod 17, the hinge rod 17 is movably mounted on the outer side surface of the nut, the U-shaped limiting rod 14 for limiting the hinge rod 17 is arranged on the outer side surface of the movable clamping plate 5, the hinge rod 17 is inserted into the U-shaped limiting rod 14, and a pressing mechanism is arranged on the inner wall of the U-shaped limiting rod 14 facing the outer side surface of the hinge rod 17.
Specifically, when the nut is in a tightened state, the hinge rod 17 is turned to a state parallel to the movable clamp plate 5, the hinge rod 17 is inserted into the U-shaped limiting rod 14, and then the hinge rod 17 is pressed towards the movable clamp plate 5 by the pressing mechanism on the inner wall of the U-shaped limiting rod 14.
The pressing mechanism comprises an air column 18, a piston 19, a push rod 20 and a pressing plate 21, the air column 18 is fixedly connected to the inner wall of the outer side end of the U-shaped limiting rod 14, the outer side end of the inner portion of the air column 18 is fixedly connected with the outer side face of the piston 19 through a spring, the inner side face of the piston 19 is fixedly connected with one end of the push rod 20, the other end of the push rod 20 extends out of the inner side end of the air column 18 and is fixedly connected with the pressing plate 21, the pressing plate 21 is pressed on the outer side face of the hinged rod 17, an inflating hole 23 for inflating the air column 18 is formed in the U-shaped limiting rod 14, and a valve is arranged in the inflating hole 23.
In operation, when the hinge rod 17 is already located inside the U-shaped limiting rod 14, the air is filled into the outer end of the air column 18 through the air filling hole 23, and the air pushes the piston 19 to move toward the hinge rod 17, so as to press the pressing plate 21 against the outer side surface of the hinge rod 17, thereby preventing the nut from being screwed out of the screw 6.
When the spring fixedly connected with the piston 19 is in a natural state, the piston 19 is positioned close to the outer side end of the U-shaped limiting rod 14.
Two ends of the U-shaped limiting rod 14 are fixedly connected with the limiting slide block 11, and the limiting slide block 11 is mutually connected with the limiting slide groove 12 on the outer side surface of the movable clamping plate 5 in a sliding manner.
The separation of the hinge rod 17 from the inside of the U-shaped stopper rod 14 can be achieved by the sliding of the stopper slider 11 inside the stopper chute 12.
Annular slide rail has been seted up to the lateral surface of nut, and the inside activity of annular slide rail is equipped with annular slide 13, and the lateral surface of annular slide 13 links firmly with the one end of connecting rod 16, and the other end activity of connecting rod 16 articulates there is hinge bar 17.
The annular slide 13 can rotate inside the annular slide rail, so that the hinge rod 17 can rotate to a position corresponding to the U-shaped limiting rod 14.
The junction of two sets of bus duct bodies 1 is equipped with seal box 3, and the quantity of seal box 3 is two, and two sets of seal box 3 splice each other and pass through the fix with screw.
The working principle is as follows: when the device works, a connecting assembly consisting of the fixed clamping plate 4, the movable clamping plate 5 and the pressing plate 9 can be placed on a relatively flat table top or the ground, then the inside of the inflation channel 15 is inflated through the opening on the inflation channel 15, gas can enter the inside of the annular air bag 7 through the connecting air hole 8, and further the annular air bag 7 is expanded, so that a gap between the pressing plates 9, a gap between the fixed clamping plate 4 and the pressing plate 9 and a gap between the movable clamping plate 5 and the pressing plate 9 are filled, and the pressing plates 9 can be prevented from rotating randomly on the screw rods 6 to cause that the pressing plates 9 are not overlapped well;
meanwhile, the annular air bag 7 fixes the gap between the pressing plate 9 and the pressing plate 9, so that the bus board 2 at the end part of the bus duct body 1 can be directly inserted into the gap between the pressing plates 9, the pressing plate 9 does not need to be pulled away and then the bus board 2 is inserted, further, the trouble and the time are saved, after the bus board 2 is inserted, the gas in the inflation channel 15 can be gradually exhausted through the manual valve on the exhaust pipe 24, at the moment, the annular air bag 7 gradually collapses, then the gap between the pressing plates 9 is gradually reduced through the gradual screwing-in of the nut, further, the copper plates 10 at two sides of the pressing plate 9 are tightly pressed on the surface of the bus board 2, and the operation is more convenient;
the positioning mechanism can prevent the nut from loosening on the screw rod 6, thereby avoiding poor contact between the copper plate 10 and the bus-bar plate 2 and saving the cost of later maintenance.
Claims (7)
1. The utility model provides a light bus duct structure, includes bus duct body (1) and seal box (3), its characterized in that: the bus duct comprises a bus duct body (1), wherein bus boards (2) extending out of the end of the bus duct body (1) are arranged on the bus duct body (1), the bus boards (2) are inserted between two groups of pressing plates (9), copper plates (10) are fixedly arranged on the surfaces of the pressing plates (9), the pressing plates (9) are movably sleeved on a screw rod (6), one end of the screw rod (6) is fixedly connected with the inner wall of a fixed clamping plate (4), the pressing plates (9) are provided with a plurality of groups, a movable clamping plate (5) is movably sleeved on the screw rod (6) and positioned on the outer side of the pressing plates (9), annular air bags (7) are uniformly arranged on the edge of the screw rod (6), an inflation channel (15) is arranged inside the screw rod (6), the inflation channel (15) is communicated with the inside of the annular air bags (7) through connecting air holes (8) in the screw rod (6), the outer side end of the inflation channel (15) is provided with an opening, and a one-way valve is arranged inside the opening, an exhaust pipe (24) is fixedly arranged at the outer side end of the screw (6), a manual valve is arranged on the exhaust pipe (24), a nut is screwed at the end of the screw (6), and a positioning mechanism is arranged on the nut.
2. A lightweight bus duct structure as defined in claim 1, wherein: positioning mechanism includes U-shaped gag lever post (14) and hinge bar (17), hinge bar (17) movable mounting is at the lateral surface of nut, and the lateral surface of activity splint (5) is equipped with carries out spacing U-shaped gag lever post (14) to hinge bar (17), and hinge bar (17) insert the inside of establishing U-shaped gag lever post (14), U-shaped gag lever post (14) are equipped with hold-down mechanism towards the inner wall of hinge bar (17) lateral surface.
3. A lightweight bus duct structure as defined in claim 2, wherein: the pressing mechanism comprises an air column (18), a piston (19), a push rod (20) and a pressing plate (21), the air column (18) is fixedly connected to the inner wall of the outer side end of the U-shaped limiting rod (14), the outer side end of the inner portion of the air column (18) is fixedly connected with the outer side face of the piston (19) through a spring, the inner side face of the piston (19) is fixedly connected with one end of the push rod (20), the other end of the push rod (20) extends out of the inner side end of the air column (18) to be fixedly connected with the pressing plate (21), the pressing plate (21) is pressed on the outer side face of the hinged rod (17), an inflation hole (23) for inflating the inner portion of the air column (18) is formed in the U-shaped limiting rod (14), and a valve is arranged in the inflation hole (23).
4. A lightweight bus duct structure as in claim 3, wherein: when the spring fixedly connected with the piston (19) is in a natural state, the piston (19) is positioned close to the outer side end of the U-shaped limiting rod (14).
5. A lightweight bus duct structure as in claim 4, wherein: the two ends of the U-shaped limiting rod (14) are fixedly connected with limiting sliding blocks (11), and the limiting sliding blocks (11) are mutually connected with limiting sliding grooves (12) on the outer side surfaces of the movable clamping plates (5) in a sliding mode.
6. A lightweight bus duct structure as defined in claim 5, wherein: the outer side surface of the nut is provided with an annular sliding rail, an annular sliding plate (13) is movably arranged inside the annular sliding rail, the outer side surface of the annular sliding plate (13) is fixedly connected with one end of a connecting rod (16), and the other end of the connecting rod (16) is movably hinged with a hinge rod (17).
7. A lightweight bus duct structure as in claim 6, wherein: two sets of the junction of bus duct body (1) is equipped with seal box (3), and the quantity of seal box (3) is two, and two sets of seal box (3) splice each other and pass through the fix with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221105137.XU CN217240259U (en) | 2022-05-10 | 2022-05-10 | Light bus duct structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221105137.XU CN217240259U (en) | 2022-05-10 | 2022-05-10 | Light bus duct structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217240259U true CN217240259U (en) | 2022-08-19 |
Family
ID=82823778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221105137.XU Active CN217240259U (en) | 2022-05-10 | 2022-05-10 | Light bus duct structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217240259U (en) |
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2022
- 2022-05-10 CN CN202221105137.XU patent/CN217240259U/en active Active
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