CN212136199U

CN212136199U - Fixing device of transformer overhead bus commonly used

Info

Publication number: CN212136199U
Application number: CN202020875875.7U
Authority: CN
Inventors: 陆琳
Original assignee: Individual
Current assignee: Chengdu Junhao Electronics Co.,Ltd.
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-12-11
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a fixing device of transformer overhead busbar commonly used belongs to the fixed technical field of overhead busbar, and it includes transformer base, transformer base's lower surface is provided with connecting terminal, be provided with overhead busbar in the connecting terminal, overhead busbar's fixed surface is connected with fixed section of thick bamboo, fixed section of thick bamboo's outer wall is provided with the sliding sleeve, the one end swing joint that the left and right sides face of sliding sleeve is close to each other through round pin axle and two connecting rods respectively, the lower surface swing joint of round pin axle and fixture block is passed through on the top of connecting rod. This fixing device of transformer overhead bus commonly used, through setting up a screw thread section of thick bamboo, sliding sleeve, fixture block and draw-in groove for the sliding sleeve extrudees two fixture blocks through two connecting rods, makes two effectual card of fixture block go into in the draw-in groove, effectually protects connecting terminal and overhead bus connection's position, prevents that overhead bus from receiving external force to influence to lead to connecting the position not hard up phenomenon to appear, thereby has reduced the potential safety hazard.

Description

Fixing device of transformer overhead bus commonly used

Technical Field

The utility model belongs to the technical field of the overhead busbar is fixed, specifically be a fixing device of transformer overhead busbar commonly used.

Background

At present, the capacity of a transformer is increasingly large, the output current is continuously increased, the diameter and the quality of a wire of an overhead bus for collecting, distributing and transmitting electric energy are increased along with the increase of the output current, the use of the transformer needs to connect a connecting terminal of the transformer with a port of the overhead bus at present, and because a corresponding fixing structure is not additionally arranged at the connecting part of the transformer, when the overhead bus is affected by external force and shakes, the connecting part of the connecting terminal in the transformer and the port of the overhead bus is easy to loosen, so that the transformer is easy to separate from the overhead bus, and great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above-mentioned defect of prior art, the utility model provides a transformer overhead bus's fixing device commonly used has solved because corresponding fixed knot constructs is not add at its connection position, and when overhead bus received the influence of external force to appear rocking, the not hard up phenomenon appears easily in the connection position of connecting terminal in its transformer and overhead bus's port, makes the problem that transformer and overhead bus break away from easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device of transformer overhead bus commonly used, includes transformer base, transformer base's lower surface is provided with connecting terminal, be provided with overhead bus in the connecting terminal, the fixed section of thick bamboo of surface fixedly connected with of overhead bus, the outer wall of fixed section of thick bamboo is provided with the sliding sleeve, the one end swing joint that the left and right sides face of sliding sleeve is close to each other through round pin axle and two connecting rods respectively, the lower surface swing joint of round pin axle and fixture block is passed through on the top of connecting rod, the fixture block joint is in the draw-in groove, the lower surface at transformer base is seted up to the draw-in groove, the lower surface of sliding sleeve and the upper surface overlap joint of screw thread.

As a further aspect of the present invention: the outer surface of the fixed cylinder is provided with threads, the shapes of the clamping block and the clamping groove are both L-shaped, and the outer surface of the threaded cylinder is provided with an anti-skidding sleeve.

As a further aspect of the present invention: the equal fixedly connected with of left and right sides of solid fixed cylinder upper surface is flexible subassembly, the left end of flexible subassembly and the right flank fixed connection of connecting rod.

As a further aspect of the present invention: the telescopic assembly comprises a connecting block, the lower surface of the connecting block is fixedly connected with the upper surface of the fixed cylinder, and the left side surface of the connecting block is fixedly connected with the right side surface of the connecting rod through a spring.

As a further aspect of the present invention: the inner wall fixedly connected with four sliders of sliding sleeve, slider sliding connection is in the spout, the spout is seted up in the inside of solid fixed cylinder.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this fixing device of transformer overhead bus commonly used, through setting up a screw thread section of thick bamboo, the sliding sleeve, the connecting rod, fixture block and draw-in groove, when fixing overhead bus, be connected connecting terminal and overhead bus back, a corotation screw thread section of thick bamboo, make a screw thread section of thick bamboo drive the sliding sleeve rebound at rotatory in-process, make the sliding sleeve extrude two fixture blocks through two connecting rods, make two effectual cards of fixture block go into in the draw-in groove, effectually protect connecting terminal and overhead bus connection's position, prevent that overhead bus from receiving external force to influence and leading to connecting the position not hard up phenomenon to appear, thereby potential safety hazard has been reduced.

2. This fixing device of transformer overhead bus commonly used, through setting up transformer base, connecting rod, a screw thread section of thick bamboo, sliding sleeve and spring, when needs are separated connecting terminal and overhead bus, the staff reversal screw thread section of thick bamboo makes two connecting rods drive two fixture blocks and is close to each other through two spring contractions, and the fixture block can break away from the draw-in groove, and the staff of being convenient for separates connecting terminal and overhead bus.

3. This fixing device of transformer overhead bus commonly used, through setting up sliding sleeve, slider, spout and antiskid cover, when the sliding sleeve reciprocated, because of setting up four sliders for the sliding sleeve is more stable when driving two fixture blocks through two connecting rods and remove, because of being provided with the antiskid cover, makes the staff effectual skid-proof effect that has played when rotating the screw thread section of thick bamboo.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the sliding sleeve of the present invention viewed from above;

fig. 3 is a schematic cross-sectional view of the fixing cylinder of the present invention;

in the figure: 1 transformer base, 2 connecting terminals, 3 overhead bus, 4 fixed cylinders, 5 sliding sleeves, 6 connecting rods, 7 telescopic assemblies, 71 connecting blocks, 72 springs, 8 clamping blocks, 9 clamping grooves, 10 sliding blocks, 11 sliding grooves, 12 threaded cylinders and 13 anti-skidding sleeves.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the utility model provides a technical solution: a fixing device for a common transformer overhead bus comprises a transformer base 1, a connecting terminal 2 is arranged on the lower surface of the transformer base 1, an overhead bus 3 is arranged in the connecting terminal 2, a fixed cylinder 4 is fixedly connected to the outer surface of the overhead bus 3, a sliding sleeve 5 is arranged on the outer wall of the fixed cylinder 4, the left side surface and the right side surface of the sliding sleeve 5 are respectively movably connected with one end, close to each other, of two connecting rods 6 through pin shafts, the top end of each connecting rod 6 is movably connected with the lower surface of a clamping block 8 through a pin shaft, the clamping block 8 is clamped in a clamping groove 9, the threaded cylinder 12 drives the sliding sleeve 5 to move upwards in the rotating process through the arrangement of a threaded cylinder 12, the clamping blocks 8 and the clamping grooves 9, so that the sliding sleeve 5 extrudes the two clamping blocks 8 through the two connecting rods 6, the two L-, the draw-in groove 9 is seted up at transformer base 1's lower surface, and the lower surface of sliding sleeve 5 and the upper surface overlap joint of screw thread section of thick bamboo 12, and screw thread section of thick bamboo 12 threaded connection is at the surface of fixed section of thick bamboo 4.

Specifically, as shown in fig. 1, the outer surface of the fixed cylinder 4 is provided with a screw thread, the shapes of the clamping block 8 and the clamping groove 9 are both set to be L-shaped, the outer surface of the screw cylinder 12 is provided with an anti-slip sleeve 13, and due to the arrangement of the anti-slip sleeve 13, so that the worker can effectively play a role of skid resistance when rotating the threaded cylinder 12, the left side and the right side of the upper surface of the fixed cylinder 4 are fixedly connected with the telescopic assemblies 7, the left end of the telescopic assembly 7 is fixedly connected with the right side surface of the connecting rod 6, the telescopic assembly 7 comprises a connecting block 71, the lower surface of the connecting block 71 is fixedly connected with the upper surface of the fixed cylinder 4, through mutually supporting between spring 72 and the connecting rod 6, two springs 72 shrink and make two connecting rods 6 drive two fixture blocks 8 and be close to each other, and fixture block 8 can break away from draw-in groove 9, and the staff of being convenient for separates connecting terminal 2 and overhead bus 3, and the right flank fixed connection of spring 72 and connecting rod 6 is passed through to the left surface of connecting block 71.

Specifically, as shown in fig. 2 and 3, four sliders 10 are fixedly connected to the inner wall of the sliding sleeve 5, the sliders 10 are slidably connected into the sliding grooves 11, the sliding grooves 11 are formed in the fixed cylinder 4, and the sliding sleeve 5 is matched with the sliding grooves 11 through the sliders 10 to enable the sliding sleeve 5 to be more stable when the sliding sleeve 5 drives the two clamping blocks 8 to move through the two connecting rods 6 when the sliding sleeve 5 moves up and down.

The utility model discloses a theory of operation does:

s1, when the connecting terminal 2 needs to be separated from the overhead bus 3, a worker rotates the threaded cylinder 12 reversely, so that in the process that the threaded cylinder 12 moves downwards, the two springs 72 contract to enable the two connecting rods 6 to drive the two clamping blocks 8 to approach each other, and the overhead bus 3 is detached;

s2, when the overhead bus 3 is fixed, a worker connects the connecting terminal 2 with the overhead bus 3 and pushes the two clamping blocks 8 into the two clamping grooves 9 respectively;

s3, when the two clamping blocks 8 are respectively attached to the two clamping grooves 9, the threaded cylinder 12 rotates forwards, so that the threaded cylinder 12 drives the sliding sleeve 5 to move upwards in the rotating process, the sliding sleeve 5 extrudes the two clamping blocks 8 through the two connecting rods 6, and the two clamping blocks 8 are effectively clamped into the clamping grooves 9.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a fixing device of transformer overhead bus commonly used, includes transformer base (1), its characterized in that: the lower surface of transformer base (1) is provided with connecting terminal (2), be provided with overhead bus (3) in connecting terminal (2), the outer fixed surface of overhead bus (3) is connected with solid fixed cylinder (4), the outer wall of solid fixed cylinder (4) is provided with sliding sleeve (5), the one end swing joint that the left and right sides face of sliding sleeve (5) is close to each other through round pin axle and two connecting rods (6) respectively, the lower surface swing joint of round pin axle and fixture block (8) is passed through on the top of connecting rod (6), fixture block (8) joint is in draw-in groove (9), the lower surface at transformer base (1) is seted up in draw-in groove (9), the upper surface overlap joint of the lower surface and screw thread section of thick bamboo (12) of sliding sleeve (5), screw thread section of thick bamboo (12) threaded connection is at the surface of solid.

2. The fixing device for the overhead bus of the common transformer, according to claim 1, is characterized in that: the outer surface of the fixed cylinder (4) is provided with threads, the shapes of the clamping block (8) and the clamping groove (9) are both L-shaped, and the outer surface of the threaded cylinder (12) is provided with an anti-skidding sleeve (13).

3. The fixing device for the overhead bus of the common transformer, according to claim 1, is characterized in that: the equal fixedly connected with of left and right sides of fixed cylinder (4) upper surface flexible subassembly (7), the left end of flexible subassembly (7) and the right flank fixed connection of connecting rod (6).

4. The fixing device for the overhead bus of the common transformer, according to claim 3, is characterized in that: the telescopic assembly (7) comprises a connecting block (71), the lower surface of the connecting block (71) is fixedly connected with the upper surface of the fixed cylinder (4), and the left side surface of the connecting block (71) is fixedly connected with the right side surface of the connecting rod (6) through a spring (72).

5. The fixing device for the overhead bus of the common transformer, according to claim 1, is characterized in that: the inner wall fixedly connected with four sliders (10) of sliding sleeve (5), slider (10) sliding connection is in spout (11), spout (11) are seted up in the inside of fixed section of thick bamboo (4).