CN217769440U - Fixed connection structure for lightning arrester - Google Patents

Abstract

The utility model discloses a fixed connection structure for arrester belongs to arrester installation technical field, include the fixing base and set up in the supporting box of fixing base top, install step motor in the fixing base, step motor's output fixedly connected with guiding axle, two sets of opposite thread grooves of trend are seted up to the outer wall symmetry of guiding axle, and the outer equal threaded connection of two sets of thread grooves of guiding axle outer wall has the deflector, the both sides of deflector all are equipped with the movable block, one side of movable block is rotated and is connected with the push rod, the one end that the movable block was kept away from to the push rod is rotated through the pivot and is connected with the connecting block with supporting box fixed connection, the surface of supporting box is equipped with the mount pad, and the surface symmetry of supporting box is equipped with two connecting plates. This a fixed connection structure for arrester not only makes things convenient for the mounting height to the arrester to adjust, conveniently effectively fixes the arrester moreover.

Description

Fixed connection structure for lightning arrester

Technical Field

The utility model belongs to the technical field of the arrester installation, concretely relates to fixed connection structure for arrester.

Background

A lightning arrester: the arrester is also called overvoltage protector and overvoltage limiter, and is suitable for AC gapless metal oxide arrester to protect the insulation of AC power transmission and transformation equipment from lightning overvoltage and operation overvoltage. The overvoltage protection circuit is suitable for overvoltage protection of transformers, transmission lines, distribution panels, switch cabinets, power metering boxes, vacuum switches, parallel compensation capacitors, rotating motors, semiconductor devices and the like.

Arrester fixed mounting is on the mount pad, then fixes the mount pad, and at present, the mount pad is when fixing, and all be substantially direct mount, just can not adjust after the installation, can't carry out the adjustment of position to the actual conditions by protective apparatus.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed connection structure for arrester 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: the utility model provides a fixed connection structure for arrester, includes the fixing base and sets up in the supporting box of fixing base top, install step motor in the fixing base, step motor's output fixedly connected with guiding axle, two sets of opposite thread grooves of trend are seted up to the outer wall symmetry of guiding axle, and equal threaded connection has the deflector outside two sets of thread grooves of guiding axle outer wall, the both sides of deflector all are equipped with the movable block, one side of movable block is rotated and is connected with the push rod, the one end that the movable block was kept away from to the push rod is rotated through the pivot and is connected with the connecting block with supporting box fixed connection, the surface of supporting box is equipped with the mount pad, and the surface symmetry of supporting box is equipped with two connecting plates.

In a further embodiment, the support box is rotatably connected with an adjusting shaft, two groups of thread grooves with opposite directions are symmetrically formed in the outer wall of the adjusting shaft, and the two groups of thread grooves in the outer wall of the adjusting shaft are both in threaded connection with connecting rods.

In a further embodiment, the top of connecting rod is equipped with the locating lever, two the opposite face of locating lever all is equipped with the spliced pole, two the opposite face of spliced pole all is equipped with the fixed block.

In a further embodiment, a fixed pin is slidably connected in the connecting plate, a limit ring is arranged on the outer wall of the fixed pin, and a fixed spring is arranged between the limit ring and the connecting plate.

In a further embodiment, a positioning block is fixedly connected to the surface of the supporting box, and a positioning groove matched with the positioning block is formed in the bottom of the mounting seat.

In a further embodiment, one end of the adjusting shaft extends out of the supporting box, and a turntable is fixedly connected to the end surface of the adjusting shaft, which is located outside the supporting box.

The utility model discloses a technological effect and advantage:

according to the fixed connection structure for the lightning arrester, the guide shafts are driven to rotate by the stepping motor so as to drive the two guide plates to move oppositely, the guide plates drive the lower half parts of the push rods to move oppositely through the moving blocks, so that the supporting box can be jacked up, the height of the lightning arrester can be adjusted according to actual use requirements, and the lightning arrester is more flexible to use; rotate the regulating spindle through the carousel, the regulating spindle drives two connecting rods and removes in opposite directions, thereby drive the locating lever and remove, make two fixed block laminating in the both sides of mount pad, can support the mount pad, two fixed pins are pegged graft respectively in the mount pad simultaneously, can effectively fix the position of mount pad, the locating piece is pegged graft in the mount pad, can further restrict the position of mount pad, the completion is fixed to the mount pad, this a fixed connection structure for the arrester, not only conveniently adjust the mounting height of arrester, and the convenience is effectively fixed to the arrester.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the fixing base of the present invention;

FIG. 3 is a cross-sectional view of the junction of the support box and the mounting seat of the present invention;

fig. 4 is an enlarged view of a portion a of fig. 1 according to the present invention;

fig. 5 is an enlarged view of the point B in fig. 3 according to the present invention.

In the figure: 1. a fixed seat; 11. positioning a plate; 12. a stepping motor; 13. a guide shaft; 14. a limiting block; 15. a guide plate; 16. a moving block; 17. a push rod; 2. a support box; 21. connecting blocks; 22. an adjustment shaft; 23. a connecting rod; 24. positioning a rod; 25. connecting columns; 26. a fixed block; 27. a turntable; 28. fixing the bolt; 3. a mounting seat; 31. positioning blocks; 32. a connecting plate; 33. a fixing pin; 34. a limiting ring; 35. the spring is fixed.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

In order to conveniently adjust the installation height of the lightning arrester, as shown in fig. 1 and fig. 2, two positioning plates 11 are welded and fixed to outer walls of two sides of a fixing seat 1, threaded holes are formed in the positioning plates 11, the fixing seat 1 is convenient to install, a supporting box 2 is arranged above the fixing seat 1, a stepping motor 12 is installed in the fixing seat 1 through bolts, an output end of the stepping motor 12 is fixedly connected with a guide shaft 13 through a coupler, two sets of threaded grooves with opposite trends are symmetrically formed in the outer wall of the guide shaft 13, guide plates 15 are connected to the outer walls of the outer wall of the guide shaft 13 through threads, a limiting block 14 is welded and fixed to the outer wall of the guide shaft 13 and can limit the moving distance of the guide plates 15, moving blocks 16 are welded and fixed to two sides of the guide plates 15, guide grooves for the moving blocks 16 to move are formed in the outer walls of the two sides of the fixing seat 1, one side of each moving block 16 is connected with a push rod 17 through a rotating shaft, one end, far away from the moving block 17, connected with a connecting block 21 welded and fixed to the supporting box 2 through a rotating through the rotating shaft, the two push rods 17 are connected through a rotating and are driven to rotate the guide shaft 13 through the stepping motor 12, thereby driving the two guide plates 15 to move oppositely, and the lower half portions of the push rods 15 to support the lower half of the push boxes 2, thereby enabling the push boxes to move.

In order to effectively fix the lightning arrester, as shown in fig. 1 and 3 to 5, an installation seat 3 is arranged on the surface of a support box 2, the lightning arrester is installed on the surface of the installation seat 3, a positioning block 31 is fixedly welded on the surface of the support box 2, a positioning groove matched with the positioning block 31 is formed in the bottom of the installation seat 3, and the positioning block 31 is of a cuboid structure, so that the installation seat 3 can be effectively fixed, and the installation seat 3 is prevented from shaking on the surface of the support box 2;

the adjusting shaft 22 is rotatably connected in the supporting box 2 through a welded bearing, two groups of thread grooves with opposite directions are symmetrically formed in the outer wall of the adjusting shaft 22, connecting rods 23 are connected to the outer sides of the two groups of thread grooves of the outer wall of the adjusting shaft 22 in a threaded manner, two guide grooves for the connecting rods 23 to move are symmetrically formed in the surface of the supporting box 2, positioning rods 24 are fixedly welded to the top of each connecting rod 23, connecting columns 25 are fixedly welded to opposite surfaces of the two positioning rods 24, fixing blocks 26 are fixedly welded to opposite surfaces of the two connecting columns 25, one end of the adjusting shaft 22 extends out of the supporting box 2, a turntable 27 is fixedly welded to the end face, located outside the supporting box 2, of the adjusting shaft 22, threaded holes are formed in the turntable 27, fixing bolts 28 are connected to the threaded holes of the turntable 27 in a threaded manner, the fixing bolts 28 are screwed tightly, the position of the turntable 27 is conveniently fixed, and accidental rotation of the turntable 27 is avoided;

support the surperficial symmetrical welding of case 2 and have two connecting plates 32, the guiding hole has been seted up on connecting plate 32, and sliding connection has fixed pin 33 in the guiding hole of connecting plate 32, the both sides outer wall of mount pad 3 all seted up with fixed pin 33 assorted fixed orifices, fixed pin 33 pegs graft to the fixed orifices of mount pad 3, can fix the position of mount pad 3, the outer wall welded fastening of fixed pin 33 has spacing ring 34, and welded fastening has fixing spring 35 between spacing ring 34 and the connecting plate 32, fixing spring 35 can support spacing ring 34 and fixed pin 33, make fixed pin 33 peg graft all the time in mount pad 3 under the prerequisite that does not receive external force.

The working principle is as follows:

this fixed connection structure for arrester, when using, install fixing base 1 in suitable position, outwards stimulate fixed pin 33, compress fixed spring 35, peg graft mount pad 3 to locating piece 31 simultaneously, loosen fixed pin 33, fixed spring 35 supports spacing ring 34, make fixed pin 33 peg graft in the fixed orifices of mount pad 3, fix the position of mount pad 3, rotate regulating shaft 22 through carousel 27, regulating shaft 22 drives two connecting rods 23 and moves towards each other, thereby drive locating lever 24 and move, make two fixed blocks 26 laminate in the both sides of mount pad 3, support mount pad 3, install the arrester on the surface of mount pad 3 again;

when the height of the lightning arrester needs to be adjusted, the stepping motor 12 is started, the stepping motor 12 drives the guide shaft 13 to rotate, so that the two guide plates 15 are driven to move oppositely, the guide plates 15 drive the lower half parts of the plurality of push rods 17 to move oppositely through the moving block 16, the supporting box 2 is jacked up, and the height of the lightning arrester is adjusted according to actual use requirements.

Finally, it should be noted that: the foregoing is merely a preferred embodiment of the present invention and is not intended to limit the scope of the invention.

Claims (6)

1. The utility model provides a fixed connection structure for arrester, includes fixing base (1) and sets up in supporting box (2) above fixing base (1), its characterized in that: install step motor (12) in fixing base (1), the output fixedly connected with guiding axle (13) of step motor (12), two sets of screw thread grooves that move towards the opposite are seted up to the outer wall symmetry of guiding axle (13), and equal threaded connection has deflector (15) outside two sets of screw thread grooves of guiding axle (13) outer wall, the both sides of deflector (15) all are equipped with movable block (16), one side of movable block (16) is rotated and is connected with push rod (17), the one end that movable block (16) were kept away from in push rod (17) is rotated through the pivot and is connected with connecting block (21) with supporting box (2) fixed connection, the surface of supporting box (2) is equipped with mount pad (3), and the surface symmetry of supporting box (2) is equipped with two connecting plates (32).

2. The fixed connection structure for a surge arrester according to claim 1, characterized in that: the supporting box (2) internal rotation is connected with regulating spindle (22), two sets of opposite thread grooves of trend are seted up to the outer wall symmetry of regulating spindle (22), and equal threaded connection has connecting rod (23) outside two sets of thread grooves of regulating spindle (22) outer wall.

3. A fixed connection structure for a surge arrester according to claim 2, characterized in that: the top of connecting rod (23) is equipped with locating lever (24), two the opposite face of locating lever (24) all is equipped with spliced pole (25), two the opposite face of spliced pole (25) all is equipped with fixed block (26).

4. A fixed connection structure for a surge arrester according to claim 1, characterized in that: connecting plate (32) sliding connection has fixed pin (33), the outer wall of fixed pin (33) is equipped with spacing ring (34), and is equipped with between spacing ring (34) and connecting plate (32) fixed spring (35).

5. A fixed connection structure for a surge arrester according to claim 1, characterized in that: the surface of the supporting box (2) is fixedly connected with a positioning block (31), and the bottom of the mounting seat (3) is provided with a positioning groove matched with the positioning block (31).

6. A fixed connection structure for a surge arrester according to claim 2, characterized in that: one end of the adjusting shaft (22) extends out of the supporting box (2), and the adjusting shaft (22) is located on the end face of the outer portion of the supporting box (2) and is fixedly connected with a rotary disc (27).

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