CN213877926U

CN213877926U - Load switch for dual-power distribution box

Info

Publication number: CN213877926U
Application number: CN202023235176.5U
Authority: CN
Inventors: 孟礼州
Original assignee: Yancheng Juneng Electromechanical Equipment Engineering Co ltd
Current assignee: Yancheng Juneng Electromechanical Equipment Engineering Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-08-03
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a dual supply is load switch for block terminal, including switch main part and fixed mounting in the mounting panel of switch main part one side, the equal symmetry in both ends that switch main part one side was kept away from to the mounting panel is seted up two rectangle spouts that supply the lead screw activity to set up, and the lead screw extends the one end fixedly connected with knob of rectangle spout, the one end swing joint that the knob was kept away from to the lead screw has the bearing of fixed mounting in the rectangle spout, and screw-thread fit installs mounting structure on the outer fringe face of lead screw, mounting structure includes that the movable sleeve locates the rectangle slider on the lead screw outer fringe face, fixed mounting has the threaded sleeve of meshing lead screw in the rectangle slider. This dual supply load switch for block terminal need not long-time adjustment and can install, labour saving and time saving, and the staff's operation of being convenient for still can absorb rocking, has avoided the wire because of receiving to rock the condition emergence that leads to contact failure or even drop that influences.

Description

Load switch for dual-power distribution box

Technical Field

The utility model belongs to the technical field of load switch, concretely relates to dual supply is load switch for block terminal.

Background

Simple arc extinguishing devices are generally installed, but the structure is simpler. The pneumatic high-voltage load switch comprises the working process that: during brake opening, under the action of a brake opening spring, the main shaft rotates clockwise, and on one hand, the piston moves upwards through the crank slider mechanism to compress gas; on the other hand, through a transmission system consisting of two sets of four-bar mechanisms, the main knife switch is opened firstly, then the arc extinguishing knife switch is pushed to open the arc contact, and compressed air in the air cylinder blows out electric arcs through the nozzle.

Most of the existing load switches cannot be adjusted in mounting structures, and the mounting is often finished by long-time adjustment when the load switches are mounted and fixed, so that the load switches are time-consuming and labor-consuming and are inconvenient for workers to operate; and present load switch installs back in the block terminal, receives the influence that the block terminal rocked very easily, and then leads to connecting the condition emergence that wire contact failure even dropped rather than connecting to it.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dual supply is load switch for block terminal 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 load switch for a dual-power distribution box comprises a switch main body and an installation plate fixedly installed on one side of the switch main body;

two rectangular sliding grooves for the screw rods to be movably arranged are symmetrically formed in two ends of one side, away from the switch main body, of the mounting plate, a knob is fixedly connected to one end, extending out of the rectangular sliding grooves, of each screw rod, a bearing fixedly arranged in each rectangular sliding groove is movably connected to one end, away from the knob, of each screw rod, and a mounting structure is installed on the outer edge surface of each screw rod in a threaded fit mode;

the mounting structure comprises a rectangular sliding block movably sleeved on the outer edge surface of the screw rod, a threaded sleeve meshed with the screw rod is fixedly mounted in the rectangular sliding block, a movable plate is constructed on one side, away from the mounting plate, of the rectangular sliding block, cavity grooves for the guide rods to be movably arranged are formed in the centers of four corners of one side, away from the threaded sleeve, of the movable plate, a limiting ring is fixedly mounted on the outer edge surface of one end, extending into the cavity grooves, of the four guide rods, a pressing plate is fixedly mounted at one end, away from the movable plate, of the four guide rods, and a first spring abutted against the pressing plate is movably sleeved on the outer edge surface of the guide rods;

one side of the extrusion plate, which is far away from the movable plate, is bonded with a first non-slip mat, one end of the extrusion plate is provided with a U-shaped plate, one side of the U-shaped plate, which is far away from the movable plate, is bonded with a second non-slip mat, and a threaded rod penetrating through the second non-slip mat is formed in the center of one side of the U-shaped plate, which is far away from the movable plate.

Preferably, the center that switch main part one side was kept away from to the mounting panel is that the annular array constructs four arcs, and the one end that the mounting panel was kept away from to four arcs is constructed the plectane, one side that the arc was kept away from to the plectane is the annular array and sets up the groove that runs through that eight confession round bar activities set up, and eight round bar extensions have the limiting plate through the equal fixed welding in one end that runs through the groove.

Preferably, eight one end fixed mounting that the plectane was kept away from to the round bar has the butt board, and all overlaps on the outer fringe face of eight round bars and is equipped with the second spring of butt board, one side bonding that the round bar was kept away from to the butt board is provided with the rubber protection pad.

Preferably, the both ends of rectangle slider all construct the locating piece between two parties, and the constant head tank that supplies the locating piece slip to set up is all offered between two parties to two locating pieces of cooperation at the both ends of rectangle spout.

Preferably, the two ends of one side of the extrusion plate facing the movable plate are symmetrically provided with two plugging blocks, and the two ends of one side of the movable plate facing the extrusion plate are symmetrically provided with two plugging grooves matched with the plugging blocks.

The utility model discloses a technological effect and advantage: the load switch for the dual-power distribution box has the advantages that due to the arrangement of the four knobs and the four mounting structures, the four screws are driven to rotate by rotating the four knobs, so that the positions of the four mounting structures are adjusted according to the positions of the mounting holes in the distribution box, the load switch can be mounted without long-time adjustment, time and labor are saved, and the load switch is convenient for workers to operate; benefit from the setting of four mounting structure and bonding have the butt joint board that the rubber protection filled up, the eight second springs that move butt joint board through the first spring of a plurality of in four mounting structure absorb rocking that the block terminal produced, have avoided the wire because of receiving to rock the condition emergence that the influence leads to contact failure even drop.

Drawings

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

fig. 2 is a schematic structural view of the mounting structure of the present invention;

fig. 3 is an enlarged schematic view of a structure a in fig. 1 according to the present invention.

In the figure: the switch comprises a switch main body 1, a mounting plate 101, a lead screw 2, a knob 201, a mounting structure 3, a rectangular sliding block 4, a threaded sleeve 401, a movable plate 5, a guide rod 501, a squeezing plate 6, a first anti-skid pad 601, a U-shaped plate 7, a second anti-skid pad 701, a threaded rod 702, an arc plate 8, a circular plate 801, a circular rod 9, a butt plate 901, a rubber protection pad 902, a positioning block 10, an insertion block 11 and an insertion groove 1101.

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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a load switch for a dual-power distribution box as shown in figures 1-3, which comprises a switch main body 1 and a mounting plate 101 fixedly arranged on one side of the switch main body 1;

the equal symmetry in both ends that switch main part 1 one side was kept away from to mounting panel 101 sets up two rectangle spouts that supply the activity of lead screw 2 to set up, and lead screw 2 extends the one end fixedly connected with knob 201 of rectangle spout, the one end swing joint that knob 201 was kept away from to lead screw 2 has the bearing of fixed mounting in the rectangle spout, and threaded fit installs mounting structure 3 on lead screw 2's the outer fringe face, benefit from four knobs 201 and four mounting structure 3's setting, it is rotatory to drive four lead screws 2 through rotating four knobs 201, and then look the position adjustment of four mounting structure 3's of mounting hole in the distribution box position, it can install to need not long-time adjustment, time saving and labor saving, the staff's operation of being convenient for.

Mounting structure 3 includes that the movable sleeve locates rectangular sliding block 4 on the 2 outer fringe faces of lead screw, fixed mounting has meshing lead screw 2's threaded sleeve 401 in rectangular sliding block 4, and rectangular sliding block 4 keeps away from one side of mounting panel 101 and is constructed with fly leaf 5, rectangular sliding block 4's both ends are all constructed locating piece 10 between two parties, and two locating pieces 10 of the both ends cooperation of rectangle spout are all offered between two parties and are supplied the constant head tank that locating piece 10 slided and set up.

A cavity groove for movably arranging the guide rod 501 is formed in the middle of each of four corners of one side, away from the threaded sleeve 401, of the movable plate 5, a limiting ring is fixedly mounted on an outer edge surface of one end, extending into the cavity groove, of each of the four guide rods 501, a squeezing plate 6 is fixedly mounted at one end, away from the movable plate 5, of each of the four guide rods 501, and a first spring abutting against the squeezing plate 6 is movably sleeved on the outer edge surface of each of the four guide rods 501;

the both ends of stripper plate 6 towards one side of stripper plate 5 all symmetrical construction have two grafting pieces 11, and two equal symmetry in both ends of stripper plate 5 towards stripper plate 6 one side offer the inserting groove 1101 of two adaptation grafting pieces 11, and when four first springs received the extrusion, four grafting pieces 11 can take place to remove, until inserting four inserting groove 1101 in, have avoided because of the too big condition emergence that leads to guide bar 501 to buckle of pressure. The side of the pressing plate 6, which is far away from the movable plate 5, is provided with a first anti-skid pad 601 in a bonding manner, one end of the pressing plate 6 is configured with a U-shaped plate 7, one side of the U-shaped plate 7, which is far away from the movable plate 5, is provided with a second anti-skid pad 701 in a bonding manner, and the center of one side of the U-shaped plate 7, which is far away from the movable plate 5, is configured with a threaded rod 702 which penetrates through the second anti-skid pad 701.

Specifically, the center of one side of the mounting plate 101, which is far away from the switch main body 1, is in an annular array structure with four arc plates 8, one end of each of the four arc plates 8, which is far away from the mounting plate 101, is in an annular array structure with eight through grooves for the round rods 9 to movably arrange, one ends of the eight round rods 9, which extend through the through grooves, are fixedly welded with limiting plates, one ends of the eight round rods 9, which are far away from the arc plates 801, are fixedly provided with abutting plates 901, the outer edge surfaces of the eight round rods 9 are respectively sleeved with second springs for abutting the abutting plates 901, one side of the abutting plates 901, which is far away from the round rods 9, is bonded with rubber protective pads 902, and due to the arrangement of the four mounting structures 3 and the abutting plates 901 bonded with the rubber protective pads 902, the eight second springs for moving the abutting plates 901 through the first springs in the four mounting structures 3 absorb the shaking generated by the distribution box, the condition that the lead is in poor contact and even falls off due to shaking influence is avoided.

The theory of operation, this dual supply load switch for block terminal, in using, it is rotatory to drive four lead screw 2 through rotating four knobs 201, and then drive four mounting structure 3 and remove, so that the staff adjusts its position according to the circumstances, then in twisting out the mounting hole of seting up in the block terminal with four threaded rods 702, can accomplish the installation, four mounting structure 3 and the equal butt of butt board 901 that has rubber protection pad 902 after the installation are accomplished in the installation and the inner wall in the block terminal, when it takes place to rock, the transmission bonds in 3 butt boards 901 that have rubber protection pad 902 in four mounting structure, eight second springs of a plurality of first spring and butt board 901 on four mounting structure 3 of rethread, absorb rocking, the range of rocking has been reduced. This dual supply load switch for block terminal need not long-time adjustment and can install, labour saving and time saving, and the staff's operation of being convenient for still can absorb rocking, has avoided the wire because of receiving to rock the condition emergence that leads to contact failure or even drop that influences.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A load switch for a dual-power distribution box comprises a switch main body (1) and a mounting plate (101) fixedly mounted on one side of the switch main body (1);

the method is characterized in that: two rectangular sliding grooves for the movable arrangement of the lead screw (2) are symmetrically formed in two ends of one side, away from the switch main body (1), of the mounting plate (101), a knob (201) is fixedly connected to one end, extending out of the rectangular sliding grooves, of the lead screw (2), a bearing fixedly installed in the rectangular sliding grooves is movably connected to one end, away from the knob (201), of the lead screw (2), and a mounting structure (3) is installed on the outer edge surface of the lead screw (2) in a threaded fit mode;

the mounting structure (3) comprises a rectangular sliding block (4) movably sleeved on the outer edge surface of the screw rod (2), a threaded sleeve (401) meshed with the screw rod (2) is fixedly mounted in the rectangular sliding block (4), a movable plate (5) is constructed on one side, away from the mounting plate (101), of the rectangular sliding block (4), cavity grooves for the movable arrangement of guide rods (501) are formed in the centers of four corners of one side, away from the threaded sleeve (401), of the movable plate (5), limiting rings are fixedly mounted on the outer edge surface of one end, extending into the cavity grooves, of the four guide rods (501), a squeezing plate (6) is fixedly mounted at one end, away from the movable plate (5), of the four guide rods (501), and a first spring abutted to the squeezing plate (6) is movably sleeved on the outer edge surface of the guide rods (501);

one side of the extrusion plate (6) far away from the movable plate (5) is provided with a first anti-skid pad (601) in a bonding mode, one end of the extrusion plate (6) is provided with a U-shaped plate (7), one side of the U-shaped plate (7) far away from the movable plate (5) is provided with a second anti-skid pad (701) in a bonding mode, and the center of one side of the U-shaped plate (7) far away from the movable plate (5) is provided with a threaded rod (702) penetrating through the second anti-skid pad (701).

2. The load switch of claim 1, wherein: the center that switch main part (1) one side was kept away from in mounting panel (101) is that the annular array constructs has four arcs (8), and the one end that mounting panel (101) were kept away from in four arcs (8) is constructed and has plectane (801), one side that arc (8) were kept away from in plectane (801) is that the annular array has seted up the groove that runs through that eight confession pole (9) activities set up, and eight pole (9) extend the equal fixed welding in one end that runs through the groove have the limiting plate.

3. The load switch of claim 2, wherein: one end of each round rod (9) far away from the round plate (801) is fixedly provided with a butt joint plate (901), the outer edge surfaces of the eight round rods (9) are all sleeved with second springs for butting the butt joint plates (901), and one side, far away from the round rods (9), of each butt joint plate (901) is provided with a rubber protection pad (902) in a bonding mode.

4. The load switch of claim 1, wherein: the two ends of the rectangular sliding block (4) are both provided with positioning blocks (10) in the middle, and the two ends of the rectangular sliding groove are matched with the two positioning blocks (10) to be both provided with positioning grooves for the positioning blocks (10) to slide in the middle.

5. The load switch of claim 1, wherein: the two ends of one side, facing the movable plate (5), of the extrusion plate (6) are symmetrically provided with two insertion blocks (11), and the two ends, facing the extrusion plate (6), of the movable plate (5) are symmetrically provided with insertion grooves (1101) of the two adaptive insertion blocks (11).