CN218735606U

CN218735606U - Self-coupling voltage-reducing starter convenient for wiring

Info

Publication number: CN218735606U
Application number: CN202222673004.9U
Authority: CN
Inventors: 隋军; 隋欣茹; 程俊清
Original assignee: Shenyang General Reactor Manufacturing Co ltd
Current assignee: Shenyang General Reactor Manufacturing Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-24
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a self coupling decompression starter of convenient wiring, the power distribution box comprises a box body, telescopic machanism is installed at the top of box, the rectangular frame of the equal fixedly connected with in the left and right sides at box inner chamber top, the inner chamber sliding connection of rectangular frame has T type piece, component mount frame mechanism is installed to the inboard of T type piece, the pencil mechanism is all installed to the left top of box and bottom, telescopic machanism includes step motor casing, the rear side fixed connection at step motor bottom and box top. The utility model discloses a telescopic machanism, riser, first through-hole, diaphragm, mounting panel, second bolt, first bolt and the cooperation of second through-hole are used, possess can adjust and will install the advantage that the mounting panel of starter component moved forward to the starter component interval, and the operator of being convenient for is worked a telephone switchboard to the starter component, does not receive component interval and operating space's restraint to improve the efficiency of working a telephone switchboard.

Description

Self-coupling voltage-reducing starter convenient for wiring

Technical Field

The utility model relates to a self coupling decompression starter technical field specifically is a self coupling decompression starter of convenient wiring.

Background

The autotransformer is a step-down starter that reduces the starting current by pulling one or several taps from the autotransformer to reduce the terminal voltage at the start of the induction motor. The starter can meet the starting requirements of different loads due to the utilization of the multi-tap decompression of the autotransformer. The voltage drop is less than that of the star-delta starter, and the starting torque is larger than that of the star-delta starter. In addition, because of being equipped with thermal relay and decompression release, the self coupling decompression starter still has overload protection and decompression protect function, often be used for starting the great squirrel-cage asynchronous motor of capacity, current self coupling decompression starter, the wiring is very inconvenient, its component concentrates on a holistic mounting panel surface, the clearance is little between the component, can't do the adjustment to the distance between the component, lead to receiving the interval constraint when the wiring, also can't move the mounting panel forward, the space that leads to the wiring operation is retrained, and do not have the function of neatly arranging to the external connection, lead to the external connection to be disorderly and have no chapter, the regularity is relatively poor, thereby cause later stage wiring and maintain comparatively troublesome problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self coupling decompression starter of convenient wiring possesses the convenient wiring and carries out the advantage of bunch to the external connection, has solved self coupling decompression starter wiring very inconvenient, and does not have the problem of neatly arranging the external connection.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a self coupling decompression starter of convenient wiring, includes the box, telescopic machanism is installed at the top of box, the rectangular frame of the equal fixedly connected with in the left and right sides at box inner chamber top, the inner chamber sliding connection of rectangular frame has T type piece, component mount frame mechanism is installed to the inboard of T type piece, beam line mechanism is all installed to the left top of box and bottom, telescopic machanism includes step motor and casing, the rear side fixed connection at step motor bottom and box top, the bottom of casing and the top fixed connection of box, casing and fixedly connected with threaded rod are run through to the front side of step motor output shaft, the rear side thread bush of threaded rod outer lane is equipped with the screw thread piece, the front side swing joint of bearing and casing inner chamber is passed through to the front side of threaded rod, the second slot has been seted up to the bottom of casing.

Preferably, first slot has been seted up at the top of box, the slot has all been seted up to the left top of box and bottom, the pencil mechanism is located the left side of slot, the bottom of screw thread piece runs through second slot and first slot in proper order and welds and have the carriage release lever, the left and right sides of carriage release lever and the inboard welding of T type piece.

Preferably, component mounting bracket mechanism includes the riser, the quantity of riser is two, the top of riser and the bottom welding of T type piece, first through-hole has been seted up on the positive surface of riser, the front side of riser is provided with the diaphragm, the quantity of diaphragm is three groups, the left and right sides on the positive surface of diaphragm all is provided with first bolt, the rear side of first bolt runs through diaphragm and first through-hole in proper order and extends to the rear side of riser, the rear side thread bush of first bolt is equipped with the nut.

Preferably, the second through-hole has been seted up on the positive surface of diaphragm, the left and right sides on the positive surface of diaphragm all is provided with the mounting panel, the front side of mounting panel is provided with the second bolt, the rear side of second bolt runs through mounting panel and second through-hole in proper order and extends to the rear side of diaphragm, the rear side thread bush of second bolt is equipped with the fixed thread cover, the starter component is installed to the front side of mounting panel.

Preferably, bunching mechanism includes the wire frame, the right side of wire frame and the left side fixed connection of box, the spout has all been seted up to the rear side of wire frame inner chamber top and bottom, the inboard sliding connection of spout inner chamber has the clamp plate, the obverse surface of wire frame is provided with fixation screw, fixation screw's front side screw thread runs through the wire frame and contacts with the front side of clamp plate, the equal fixedly connected with spring in top and the bottom of wire frame inner chamber front side, the front side of spring and the front side welding of clamp plate, the wire casing has all been seted up to clamp plate back surface and the front side of wire frame inner chamber.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a telescopic machanism, riser, first through-hole, diaphragm, mounting panel, second bolt, first bolt and the cooperation of second through-hole are used, possess can adjust and will install the advantage that the mounting panel of starter component moved forward to the starter component interval, and the operator of being convenient for is worked a telephone switchboard to the starter component, does not receive component interval and operating space's restraint to improve the efficiency of wiring.

2. The utility model discloses a cooperation of clamp plate, wire casing, spout, wireframe, fixed lead screw and spring is used, possesses the advantage of neatly arranging the external connection, can arrange the external connection of mixed and disorderly chapter for the external connection is more neat, thereby saves unnecessary trouble to later stage wiring and maintenance.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a left side sectional view of the telescoping mechanism of the present invention;

FIG. 3 is a left side view of the wire bundling mechanism of the present invention;

fig. 4 is the utility model discloses box and first slot structure cooperation top view.

In the figure: the device comprises a box body 1, a wiring mechanism 2, a pressing plate 21, a wire groove 22, a sliding groove 23, a wire frame 24, a lead screw fixing 25, a spring 26, a square hole 3, a rectangular frame 4, a T-shaped block 5, a first rectangular hole 6, a telescopic mechanism 7, a stepping motor 71, a shell 72, a thread block 73, a threaded rod 74, a second rectangular hole 75, a movable rod 76, an element mounting frame mechanism 8, a vertical plate 81, a first through hole 82, a transverse plate 83, a mounting plate 84, a second bolt 85, a first bolt 86 and a second through hole 87.

Detailed Description

Referring to fig. 1-4, a self-coupling voltage reduction starter convenient for wiring comprises a box body 1, a telescopic mechanism 7 is installed at the top of the box body 1, a rectangular frame 4 is fixedly connected to the left side and the right side of the top of an inner cavity of the box body 1, a T-shaped block 5 is slidably connected to the inner cavity of the rectangular frame 4, an element mounting frame mechanism 8 is installed on the inner side of the T-shaped block 5, a wire bundling mechanism 2 is installed at the top and the bottom of the left side of the box body 1, the telescopic mechanism 7 comprises a stepping motor 71 and a shell 72, the bottom of the stepping motor 71 is fixedly connected to the rear side of the top of the box body 1, the bottom of the shell 72 is fixedly connected to the top of the box body 1, the front side of an output shaft of the stepping motor 71 penetrates through the shell 72 and is fixedly connected with a threaded rod 74, a threaded block 73 is sleeved on the rear side of an outer ring of the threaded rod 74, the front side of the threaded rod 74 is movably connected to the front side of the inner cavity of the shell 72 through a bearing, and a second rectangular hole 75 is formed in the bottom of the shell 72.

First slot 6 has been seted up at the top of box 1, slot 3 has all been seted up to the left top of box 1 and bottom, bundling mechanism 2 is located the left side of slot 3, second slot 75 and first slot 6 are run through in proper order and the welding has carriage release lever 76 in the bottom of screw block 73, the left and right sides of carriage release lever 76 and the inboard welding of T type piece 5, through screw block 73 structure, can cooperate carriage release lever 76 and T type piece 5 to make component mount frame mechanism 8 remove, conveniently obtain bigger operating space.

Element mount frame mechanism 8 includes riser 81, the quantity of riser 81 is two, the top of riser 81 and the bottom welding of T type piece 5, first through-hole 82 has been seted up on the positive surface of riser 81, the front side of riser 81 is provided with diaphragm 83, the quantity of diaphragm 83 is three groups, the left and right sides on the positive surface of diaphragm 83 all is provided with first bolt 86, the rear side of first bolt 86 runs through diaphragm 83 and first through-hole 82 in proper order and extends to the rear side of riser 81, the rear side thread bush of first bolt 86 is equipped with the nut, through first bolt 86 structure, can fix diaphragm 83 and riser 81, reach fixed effect.

The second through hole 87 has been seted up on the positive surface of diaphragm 83, the right and left sides on the positive surface of diaphragm 83 all is provided with mounting panel 84, the front side of mounting panel 84 is provided with second bolt 85, the rear side of second bolt 85 runs through mounting panel 84 and second through hole 87 in proper order and extends to the rear side of diaphragm 83, the rear side thread bush of second bolt 85 is equipped with fixed thread bush, the starter component is installed to the front side of mounting panel 84, through second bolt 85 structure, can fix mounting panel 84 and diaphragm 83, play fixed effect.

Wire bundling mechanism 2 includes wire frame 24, wire frame 24's right side and the left side fixed connection of box 1, spout 23 has all been seted up to the rear side of 24 inner chambers of wire frame top and bottom, the inboard sliding connection of spout 23 inner chambers has clamp plate 21, wire frame 24's positive surface is provided with fixation screw 25, fixation screw 25's front side screw thread runs through wire frame 24 and contacts with clamp plate 21's front side, the equal fixedly connected with spring 26 in top and the bottom of 24 inner chambers of wire frame front side, spring 26's front side and clamp plate 21's front side welding, wire casing 22 has all been seted up to clamp plate 21 back surface and the front side of 24 inner chambers of wire frame, pass through wire casing 22 structure, can comb the external connection, make the external connection more neat.

When the wire drawing device is used, the stepping motor 71 is started to operate through the external switch, the stepping motor 71 rotates forward to drive the threaded rod 74 to rotate, the threaded block 73, the moving rod 76 and the T-shaped block 5 are driven to move forward, the element mounting frame mechanism 8 is driven to move forward, the stepping motor 71 is stopped to rotate through the external switch after the stepping motor 71 moves to the front side of the inner cavity of the box body 1, the transverse plate 83 can move up and down by loosening the first bolt 86, the mounting plate 84 can move left and right by loosening the second bolt 85, the first bolt 86 and the second bolt 85 are tightened when the mounting plate is adjusted to a proper position, the transverse plate 83 is fixed on the front surface of the vertical plate 81, the mounting plate 84 is fixed on the front surface of the transverse plate 83, elements such as a self-coupling transformer, a contactor, a protection device and an operating mechanism are respectively mounted on the front surface of the mounting plate 84 after the distance adjustment of the mounting plate, the self-coupling transformer, the contactor, the protection device, the operating mechanism and the external switch is started to rotate backward after the wiring is completed, the stepping motor 71 is rotated, the element mounting frame mechanism 8 moves backward to move to the inner cavity of the box body 1, when the external wires are to be bundled, the external wires, the external wire drawing pressing plate 21 is arranged to close the wire drawing pressing plate 22, and the external wire drawing pressing plate 22 is arranged when the external wire drawing pressing plate 22 is arranged.

In summary, the following steps: the self-coupling voltage reduction starter convenient for wiring is used in cooperation with the wiring mechanism 2, the telescopic mechanism 7 and the element mounting frame mechanism 8, so that the problem that the self-coupling voltage reduction starter is inconvenient to wiring and does not have the problem that external wires are neatly arranged is solved.

Claims

1. The utility model provides a convenient self coupling decompression starter of wiring, includes box (1), its characterized in that: telescopic machanism (7) are installed at the top of box (1), the equal fixedly connected with rectangular type frame (4) in the left and right sides at box (1) inner chamber top, the inner chamber sliding connection of rectangular type frame (4) has T type piece (5), component mounting bracket mechanism (8) are installed to the inboard of T type piece (5), bundle line mechanism (2) are all installed to the left top of box (1) and bottom, telescopic machanism (7) include step motor (71) and casing (72), the rear side fixed connection at step motor (71) bottom and box (1) top, the bottom of casing (72) and the top fixed connection of box (1), the front side of step motor (71) output shaft runs through casing (72) and fixedly connected with threaded rod (74), the rear side thread bush in threaded rod (74) outer lane is equipped with screw thread piece (73), the front side swing joint of bearing and casing (72) inner chamber is passed through to the front side of threaded rod (74), second slot (75) have been seted up to the bottom of casing (72).

2. The easy-to-wire, self-coupled, reduced-voltage starter of claim 1 wherein: first slot (6) have been seted up at the top of box (1), slot (3) have all been seted up to the left top of box (1) and bottom, beam mechanism (2) are located the left side of slot (3), the bottom of screw thread piece (73) runs through second slot (75) and first slot (6) in proper order and welds and have carriage release lever (76), the left and right sides of carriage release lever (76) and the inboard welding of T type piece (5).

3. The easy-to-wire, self-coupled, reduced-voltage starter of claim 1 wherein: element mounting bracket mechanism (8) include riser (81), the quantity of riser (81) is two, the top of riser (81) and the bottom welding of T type piece (5), first through-hole (82) have been seted up on the positive surface of riser (81), the front side of riser (81) is provided with diaphragm (83), the quantity of diaphragm (83) is three groups, the left and right sides on the positive surface of diaphragm (83) all is provided with first bolt (86), the rear side of first bolt (86) runs through diaphragm (83) and first through-hole (82) in proper order and extends to the rear side of riser (81), the rear side thread bush of first bolt (86) is equipped with the nut.

4. A wire facilitating autotransformer starter as claimed in claim 3 wherein: second through-hole (87) have been seted up on the positive surface of diaphragm (83), the left and right sides on the positive surface of diaphragm (83) all is provided with mounting panel (84), the front side of mounting panel (84) is provided with second bolt (85), the rear side of second bolt (85) runs through mounting panel (84) and second through-hole (87) in proper order and extends to the rear side of diaphragm (83), the rear side thread bush of second bolt (85) is equipped with the fixed thread cover, the starter component is installed to the front side of mounting panel (84).

5. The easy-to-wire, self-coupled, reduced-voltage starter of claim 1 wherein: restraint line mechanism (2) include wire frame (24), the right side of wire frame (24) and the left side fixed connection of box (1), spout (23) have all been seted up to the rear side of wire frame (24) inner chamber top and bottom, the inboard sliding connection of spout (23) inner chamber has clamp plate (21), the obverse surface of wire frame (24) is provided with accommodate the lead screw (25), the front side screw thread of accommodate the lead screw (25) runs through wire frame (24) and contacts with the front side of clamp plate (21), the equal fixedly connected with spring (26) in top and the bottom of wire frame (24) inner chamber front side, the front side of spring (26) and the front side welding of clamp plate (21), wire casing (22) have all been seted up to clamp plate (21) back of the surface and the front side of wire frame (24) inner chamber.