CN219203750U - Bus bridge for high-voltage switch cabinet - Google Patents

Abstract

The utility model relates to the technical field of bus bridge frames, in particular to a bus bridge frame for a high-voltage switch cabinet, which is characterized in that the left end of a triangular plate is fixedly connected with a fixed shaft, the outer wall of the fixed shaft is movably connected with square tubes between the triangular plates, the other ends of the square tubes are movably connected with connecting bridges, the other ends of the connecting bridges are movably connected with extension square tubes, an angle folding mechanism comprises a sliding shaft, the outer wall of the sliding shaft is movably connected with a side plate, the fixed mechanism comprises a movable chamber, and the movable chamber is arranged inside the connecting bridges. The utility model realizes the angle folding of the square pipe, avoids the way that part of the lines need to cut and weld the bus overhead to finish the angle folding laying of the high-voltage lines, thereby avoiding the need of spending a great deal of processing time for the laying of part of the lines and improving the laying efficiency.

Description

Bus bridge for high-voltage switch cabinet

Technical Field

The utility model relates to the technical field of bus bridge frames, in particular to a bus bridge frame for a high-voltage switch cabinet.

Background

The bus bridge is a device for connecting a complete set of high-voltage switch cabinets or connecting the high-voltage switch cabinets with other electrical equipment, and in high-voltage transmission, a structure of a bus bridge is generally adopted for power transmission, the bus bridge is generally rectangular and cylindrical, an insulating support column is arranged inside the bus bridge and is used for supporting a three-phase bus, the bus bridge seals the three-phase bus in a bridge box to be isolated from the outside, and foreign matters such as water, dust and the like are prevented from entering the box and affecting the transmission safety of the bus.

The route to high-voltage bus is laid through the concatenation of bus bridge to the main route that adopts on the existing market, and prior art is many similar to a common case bus bridge, and the mechanism of patent number CN208386081U includes big case section and little case section, and big case section and little case section are connected and are constituteed step flaring structure, and the port that big case section is used for fixing wall bushing position department on the wall body with little case section dorsad, has the rectangular space that is used for holding the right angle changeover portion of bus in the big case section, has effectively guaranteed the insulating distance of bus and crane span structure box, prevents that the summit position of right angle changeover portion from taking place the electric leakage with the crane span structure box easily, has improved transmission of electricity security, but the device still has the place that can optimize.

1. The existing device mainly changes the laying direction of the high-voltage circuit in a bevel mode, so that part of the circuit needs to be cut and welded on a bus overhead to finish the bevel laying of the high-voltage circuit, and a great amount of processing time is required for laying part of the circuit.

2. Meanwhile, part of the device needs to assemble and weld the bus bridge to realize the integrity of the high-voltage circuit, so that the part of the bus bridge is more complicated to lay, and the installation efficiency and the practicability of the device are reduced.

Disclosure of Invention

The utility model aims to provide a bus bridge for a high-voltage switch cabinet, which aims to solve the problems that the prior device mainly changes the laying direction of a high-voltage line in a bevel manner, so that part of lines need to be cut and welded on the bus overhead to finish the laying of the high-voltage line, a great deal of processing time is required for the laying of part of lines, and part of the device needs to be welded on a bus bridge to realize the integrity of the high-voltage line, so that the laying of part of bus bridges is complicated.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a bus bar bridge for a high voltage switchgear comprising:

the left end of the triangular plate is fixedly connected with a fixed shaft, the outer wall of the fixed shaft is movably connected with square pipes between the triangular plates, the other ends of the square pipes are movably connected with connecting bridges, and the other ends of the connecting bridges are movably connected with extension square pipes;

the angle folding mechanism comprises a sliding shaft, the outer wall of the sliding shaft is movably connected with a side plate, a movable groove is formed in the left side of the top end of the side plate, a spring is fixedly connected to the bottom end of the inside of the movable groove, a limiting ring is fixedly connected to the top end of the spring, a limiting sliding block is fixedly connected to the top end of the limiting ring, movable rods are fixedly connected to the top end and the bottom end of the sliding shaft, and the left side of each movable rod is movably connected to the central shaft of the outer wall of the triangular plate;

the fixing mechanism comprises a movable chamber, and the movable chamber is arranged in the connecting bridge.

Preferably, a movable slideway corresponding to the limiting ring is arranged in the movable groove.

Preferably, a limiting slide way corresponding to the limiting slide block is arranged on the right side of the angle folding square tube, and limiting clamping grooves corresponding to the limiting slide block are arranged at the two ends of the left side inside the limiting slide way.

Preferably, the outer wall of the triangle is provided with a movable slideway corresponding to the movable rod.

Preferably, the inside swing joint of living room has symmetrical screw rod, the outer wall fixedly connected with first conical gear of screw rod, the bottom meshing of first conical gear is connected with second conical gear, the bottom fixedly connected with axis of rotation of second conical gear, the bottom of axis of rotation passes the living room and fixedly connected with handle.

Preferably, the outer wall swing joint of screw rod has the slide bar, the top of slide bar passes the movable chamber and fixedly connected with fastener, the screw hole that corresponds with symmetrical screw rod is seted up to the inner wall of slide bar, the spacing spout that corresponds with the slide bar is seted up to the inside bottom both sides of movable chamber, the spacing groove that corresponds with the fastener is seted up to dog-ear side wall top and extension side wall.

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

1. this a generating line crane span structure for high tension switchgear is provided with dog-ear mechanism, rotate around the fixed axle through rotating dog-ear side pipe, make the curb plate rotate and slide along dog-ear side pipe right wall in step around the sliding axle, the curb plate drives the spacing ring and the spacing slider of movable inslot portion at spacing slide synchronous slip, promote spacing ring and spacing slider through the spring and insert and establish at spacing draw-in groove inside, through above-mentioned design, realize the dog-ear of square pipe, avoid partial circuit need to cut the overhead bus and accomplish the dog-ear of high tension circuit to lay, thereby avoid the laying of partial circuit to spend a large amount of process time, make laying efficiency obtain improving, the convenience and the practicality of device have been improved.

2. This a generating line crane span structure for high tension switchgear is provided with fixed establishment, through placing dog-ear side pipe and extension side pipe at the top of connecting bridge, drive axis of rotation and bevel gear synchronous rotation through rotating the handle, bevel gear drives symmetrical screw rod synchronous rotation, the restriction of spacing spout behind the slide bar received the screw hole, make symmetrical screw rod drive symmetrical slide rod slip, symmetrical slide rod drive fastener inserts the inside of establishing at the spacing groove, through above-mentioned design, realize that the concatenation of square pipe is fixed, avoid partial device to need weld the bus bridge to realize the laying of high voltage circuit, thereby avoid partial bus bridge to lay comparatively loaded down with trivial details, make work efficiency obtain improving, the convenience and the practicality of device have been improved.

Drawings

FIG. 1 is a schematic elevational cross-sectional view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of an adjusted structure according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 2 according to the present utility model;

FIG. 4 is a schematic top view in section of a partial structure of the square tube and the corner mechanism of the present utility model;

fig. 5 is a schematic top view in cross section of a part of the structure of the square tube and the fixing mechanism of the present utility model.

In the figure: 11. a triangle; 12. a fixed shaft; 13. a folding angle square tube; 16. a connecting bridge; 18. extending the square tube; 2. a bevel mechanism; 21. a sliding shaft; 22. a side plate; 23. a movable groove; 25. a spring; 26. a limiting ring; 28. a limit sliding block; 31. a movable rod; 51. a movable slideway; 55. limiting slide ways; 56. a limit clamping groove; 58. a movable chute; 6. a fixing mechanism; 61. a movable chamber; 62. a symmetrical screw; 63. a first bevel gear; 65. a second bevel gear; 66. a rotating shaft; 68. a grip; 81. a slide bar; 82. a clamping piece; 85. a threaded hole; 86. limiting sliding grooves; 88. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided:

a bus bar bridge for a high voltage switchgear comprising:

the triangular plates 11, the left ends of the triangular plates 11 are fixedly connected with fixed shafts 12, the outer walls of the fixed shafts 12 are positioned between the triangular plates 11, angle square tubes 13 are movably connected with the other ends of the angle square tubes 13, connecting bridges 16 are movably connected with the other ends of the connecting bridges 16, and extension square tubes 18 are movably connected with the other ends of the connecting bridges 16;

the angle folding mechanism 2 comprises a sliding shaft 21, a side plate 22 is movably connected to the outer wall of the sliding shaft 21, a movable groove 23 is formed in the left side of the top end of the side plate 22, a spring 25 is fixedly connected to the bottom end of the inside of the movable groove 23, a limit ring 26 is fixedly connected to the top end of the spring 25, a movable slideway 51 corresponding to the limit ring 26 is formed in the inside of the movable groove 23, limit sliding of the limit ring 26 is realized through the design, a limit sliding block 28 is fixedly connected to the top end of the limit ring 26, limit sliding ways 55 corresponding to the limit sliding block 28 are formed in the right side of the angle folding square tube 13, limit clamping grooves 56 corresponding to the limit sliding block 28 are formed in the left side of the inside of the limit sliding ways 55, limit sliding of the limit sliding block 28 is realized through the design, fixed braking of the limit clamping grooves 56 of the limit sliding block 28 is realized, a movable rod 31 is fixedly connected to the top end and the bottom end of the sliding shaft 21, the left side of the movable rod 31 is movably connected to the middle shaft of the triangle 11, and a movable sliding groove 58 corresponding to the movable rod 31 is formed in the outer wall of the triangle 11, and limit sliding of the movable rod 31 is realized through the design;

the fixed mechanism 6, fixed mechanism 6 includes movable chamber 61, movable chamber 61 is seted up in the inside of connecting bridge 16, the inside swing joint of movable chamber 61 has symmetrical screw 62, the first conical gear 63 of outer wall fixedly connected with of symmetrical screw 62, the bottom meshing of first conical gear 63 is connected with second conical gear 65, the bottom fixedly connected with axis of rotation 66 of second conical gear 65 belonged, the bottom of axis of rotation 66 passes movable chamber 61 and fixedly connected with handle 68, through this design, the spacing group pulling of handle 68 drive symmetrical screw 62 has been realized, the outer wall swing joint of symmetrical screw 62 has slide bar 81, the top of slide bar 81 passes movable chamber 61 and fixedly connected with fastener 82, the screw hole 85 that corresponds with symmetrical screw 62 has been seted up to the inner wall of slide bar 81, limit chute 86 that corresponds with slide bar 81 has been seted up to the inside bottom both sides of movable chamber 61, the lateral wall top of dog-ear side pipe 13 and extension side wall top of square pipe 18 have been seted up and have been corresponded spacing groove 88 with fastener 82, through this design, the fixed connection of dog-ear side pipe 13 and extension square pipe 18 has been realized.

Working principle: when the bus bridge needs to be folded, firstly, the folding angle square tube 13 is rotated to enable the folding angle square tube 13 to rotate around the fixed shaft 12, meanwhile, the side plate 22 is limited by the folding angle square tube 13, the side plate 22 synchronously rotates around the sliding shaft 21 and slides along the right wall of the folding angle square tube 13, the side plate 22 drives the limiting ring 26 in the movable groove 23 to synchronously slide, the limiting ring 26 drives the limiting slide block 28 to synchronously slide in the limiting slide way 55, then the limiting ring 26 is pushed to slide through the spring 25, the limiting ring 26 drives the limiting slide block 28 to be inserted in the limiting clamping groove 56, meanwhile, the side plate 22 drives the sliding shaft 21 to slide rightwards, and the sliding shaft 21 drives the movable rod 31 to synchronously slide in the movable slide groove 58, so that the folding angle operation of the bus bridge is realized.

When the square pipes are required to be spliced and fixed, firstly, the bevel square pipes 13 and the extension square pipes 18 are placed at the top of the connecting bridge 16, then the rotating shafts 66 are driven to synchronously rotate through the rotating handles 68, the rotating shafts 66 drive the second bevel gears 65 to synchronously rotate, the second bevel gears 65 are meshed to drive the first bevel gears 63 to rotate, the first bevel gears 63 drive the symmetrical screw rods 62 to synchronously rotate, the sliding rods 81 are limited by the limiting sliding grooves 86 behind the threaded holes 85, the symmetrical screw rods 62 drive the sliding rods 81 to slide, the symmetrical sliding rods 81 drive the clamping pieces 82 to be inserted into the limiting grooves 88, the splicing and fixing operation of the square pipes is realized, and the operation is finished.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A bus bridge for a high voltage switchgear, comprising:

the triangular plates (11), wherein the left ends of the triangular plates (11) are fixedly connected with fixed shafts (12), the outer walls of the fixed shafts (12) are located between the triangular plates (11) and are movably connected with angle folding square tubes (13), the other ends of the angle folding square tubes (13) are movably connected with connecting bridges (16), and the other ends of the connecting bridges (16) are movably connected with extension square tubes (18);

the angle folding mechanism (2), angle folding mechanism (2) includes sliding shaft (21), the outer wall swing joint of sliding shaft (21) has curb plate (22), movable groove (23) have been seted up on the top left side of curb plate (22), the inside bottom fixedly connected with spring (25) of movable groove (23), the top fixedly connected with spacing ring (26) of spring (25), the top fixedly connected with spacing slider (28) of spacing ring (26), the top and the bottom fixedly connected with movable rod (31) of sliding shaft (21), the left side swing joint of movable rod (31) is epaxial in the outer wall of set square (11);

the fixing mechanism (6), the fixing mechanism (6) comprises a movable chamber (61), and the movable chamber (61) is arranged in the connecting bridge (16).

2. A bus bar bridge for a high voltage switchgear as claimed in claim 1, wherein: a movable slideway (51) corresponding to the limiting ring (26) is arranged in the movable groove (23).

3. A bus bar bridge for a high voltage switchgear as claimed in claim 1, wherein: limiting slide ways (55) corresponding to the limiting slide blocks (28) are arranged on the right side of the angle folding square tube (13), and limiting clamping grooves (56) corresponding to the limiting slide blocks (28) are arranged at the left side two ends inside the limiting slide ways (55).

4. A bus bar bridge for a high voltage switchgear as claimed in claim 1, wherein: the outer wall of the triangle (11) is provided with a movable chute (58) corresponding to the movable rod (31).

5. A bus bar bridge for a high voltage switchgear as claimed in claim 1, wherein: the inside swing joint of living room (61) has symmetrical screw rod (62), the outer wall fixedly connected with first conical gear (63) of symmetrical screw rod (62), the bottom meshing of first conical gear (63) is connected with second conical gear (65), the bottom fixedly connected with axis of rotation (66) of second conical gear (65), the bottom of axis of rotation (66) passes living room (61) and fixedly connected with handle (68).

6. A bus bar bridge for a high voltage switchgear as claimed in claim 5, wherein: the outer wall swing joint of symmetry screw rod (62) has slide bar (81), movable chamber (61) and fixedly connected with fastener (82) are passed on the top of slide bar (81), screw hole (85) corresponding with symmetry screw rod (62) are seted up to the inner wall of slide bar (81) limit chute (86) corresponding with slide bar (81) are seted up to inside bottom both sides of movable chamber (61), limit groove (88) corresponding with fastener (82) are seted up on dog-ear side pipe (13) lateral wall top and extension side wall top of side pipe (18).

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