CN212588283U

CN212588283U - Voltage detection device of direct current speed regulator

Info

Publication number: CN212588283U
Application number: CN202020791293.0U
Authority: CN
Inventors: 王二辉; 刘要飞
Original assignee: Zhengzhou Beiyuan Electrical Equipment Co ltd
Current assignee: Zhengzhou Beiyuan Electrical Equipment Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-02-23
Anticipated expiration: 2030-05-13

Abstract

The utility model relates to the technical field of voltage detection, and discloses a voltage detection device of a direct current speed regulator, which comprises a knob, wherein the knob is rotated to rotate a rotating shaft, the rotating shaft rotates a screw rod fixedly connected with the bottom of the rotating shaft to rotate, the screw rod rotates to drive a screw sleeve to move, a transverse plate at the top of the screw sleeve and an L-shaped plate are spliced with a guide rod to limit the rotation of the screw sleeve, so the screw sleeve can only ascend or descend under the driving of the screw rod, the screw sleeve ascends or descends to drive a magnetic block fixedly connected with the bottom of the screw sleeve to ascend or descend, when the magnetic block descends and extends out of a first control box and a second control box through a movable groove, the magnetic block can attract each other with the magnetic sheet at the top of the direct current speed regulator, and a voltage detector is fixed at the top of the direct current speed regulator by utilizing magnetic force, the utility, the DC speed regulator has the advantage of conveniently installing the voltage detection device on the DC speed regulator.

Description

Voltage detection device of direct current speed regulator

Technical Field

The utility model relates to a voltage detection technical field specifically is a DC speed regulator voltage detection device.

Background

The DC speed regulator is a motor speed regulator, including motor DC speed regulator, pulse width DC speed regulator, silicon controlled DC speed regulator, etc., generally module type DC motor speed regulator, integrate power supply, control, drive circuit in an organic whole, adopt the three-dimensional structural layout, the control circuit adopts the micro-power consumption component, realize the isolation transformation of the electric current, voltage with the photoelectric coupler, the proportionality constant, integral constant and differential constant of the circuit are adjusted with PID adapter, have small, light-weighted characteristic, etc., can use alone or install on DC motor directly and form the integrated DC speed regulating motor, all functions that have speed regulator should, in the actual use, in order to ensure the safe and stable operation of the apparatus, often need to detect the voltage of the DC speed regulator, but the traditional voltage detection device can't be installed on DC speed regulator generally, real-time detection cannot be achieved, and particularly in the application of an integrated direct-current speed regulation motor, how to conveniently install a voltage detection device on a direct-current speed regulator becomes a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a DC speed regulator voltage detection device, possess the convenience and install the advantage on DC speed regulator voltage detection device, solved the problem that traditional voltage detection device generally can't install on DC speed regulator.

(II) technical scheme

For the purpose of realizing above-mentioned convenience and installing the voltage detection device on direct current speed regulator, the utility model provides a following technical scheme: a voltage detection device of a direct current speed regulator comprises the direct current speed regulator, wherein a magnetic sheet is fixedly connected to the top of the direct current speed regulator, a voltage detector is arranged above the direct current speed regulator, a cushion pad is fixedly connected to the bottom of the voltage detector, a control panel and a display screen are arranged on the front side of the voltage detector, and a first control box and a second control box are fixedly connected to the two sides of the voltage detector;

the cavity has all been seted up to the inside of first control box and second control box, the activity groove has been seted up to the bottom of cavity, the inside of activity groove is provided with the magnetic path, the top fixedly connected with swivel nut of magnetic path, the inside threaded connection of swivel nut has the screw rod, the top fixedly connected with pivot of screw rod, the outer wall swing joint of pivot has the bearing, the top fixedly connected with knob of pivot, the top fixedly connected with diaphragm of swivel nut, the top fixedly connected with L template of diaphragm, the inside of L template is pegged graft and is had the guide bar, the outer wall swing joint of guide bar has the spring.

Preferably, the magnetic sheet and the magnetic block have opposite magnetism, opposite magnetic poles attract each other, and the voltage detector is fixed on the top of the direct current speed regulator by using magnetic force.

Preferably, the buffer pad is the compound rubber material, and the compound rubber material has advantages such as wear-resisting and rich elasticity, has played the effect of buffering shock attenuation.

Preferably, the diameter of the movable groove is larger than that of the magnetic block, and the magnetic block can freely move up and down in the movable groove and cannot be blocked in a motion path.

Preferably, a thread groove matched with the screw rod is formed in the thread sleeve, and the screw rod can drive the thread sleeve to move together when rotating.

Preferably, the bearing is fixedly connected to the inner top wall of the cavity, and the position of the rotating shaft can be limited by fixing the position of the bearing, so that the rotation of the rotating shaft is more stable.

Preferably, the guide rod is fixedly connected to the inner wall of the cavity, and the position of the L-shaped plate and the position of the spring can be fixed by fixing the position of the guide rod, so that the whole structure is more stable and reliable.

(III) advantageous effects

Compared with the prior art, the utility model provides a direct current speed regulator voltage detection device possesses following beneficial effect:

1. this dc speed regulator voltage detection device, it makes the pivot rotatory to rotate the knob, the rotatory screw rod that drives its bottom fixed connection of pivot is rotatory, the rotatory swivel nut that drives of screw rod moves, the diaphragm and the L template at swivel nut top are pegged graft mutually with the guide bar, the rotation of swivel nut has been restricted, so the swivel nut only can rise or descend under the drive of screw rod, through the knob, the pivot, the screw rod, the swivel nut, the diaphragm, the cooperation between L template and the guide bar is used, thereby reached and conveniently installed the effect on dc speed regulator to voltage detection device.

2. This dc speed regulator voltage detection device, the swivel nut rises or descends and drives its bottom fixed connection's magnetic path and rises or descends, when the magnetic path descends and stretches out first control box and second control box through the movable groove, the magnetic path can attract with the magnetic sheet at dc speed regulator top, utilize magnetic force to fix voltage detector at dc speed regulator's top, through the swivel nut, the magnetic path, the movable groove, first control box, the second control box, dc speed regulator, cooperation between magnetic sheet and the voltage detector is used, thereby reached and conveniently installed the effect on dc speed regulator to voltage detection device.

Drawings

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

FIG. 2 is a partial cross-sectional view of the voltage detector of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: the device comprises a direct current speed regulator 1, a magnetic sheet 2, a voltage detector 3, a buffer pad 4, a control panel 5, a display screen 6, a first control box 7, a second control box 8, a cavity 9, a movable groove 10, a magnet block 11, a threaded sleeve 12, a threaded rod 13, a rotating shaft 14, a bearing 15, a knob 16, a transverse plate 17, an L-shaped plate 18, a guide rod 19 and a spring 20.

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.

Referring to fig. 1-3, a dc speed regulator voltage detection device comprises a dc speed regulator 1, a magnetic sheet 2 is fixedly connected to the top of the dc speed regulator 1, a voltage detector 3 is arranged above the dc speed regulator 1, a buffer pad 4 is fixedly connected to the bottom of the voltage detector 3, the buffer pad 4 is made of a composite rubber material, the composite rubber material has the advantages of wear resistance, high elasticity and the like, and plays a role in buffering and damping, a control panel 5 and a display screen 6 are arranged on the front side of the voltage detector 3, and a first control box 7 and a second control box 8 are fixedly connected to the two sides of the voltage detector 3;

the cavity 9 is arranged inside the first control box 7 and the second control box 8, the bottom of the cavity 9 is provided with a movable groove 10, the inside of the movable groove 10 is provided with a magnetic block 11, the diameter of the movable groove 10 is larger than that of the magnetic block 11, the magnetic block 11 can freely move up and down in the movable groove 10 without being blocked on a motion path, the magnetic sheet 2 and the magnetic block 11 have opposite magnetism, opposite magnetic poles attract each other, the voltage detector 3 is fixed on the top of the direct current speed regulator 1 by utilizing magnetic force, the top of the magnetic block 11 is fixedly connected with a threaded sleeve 12, the threaded sleeve 12 is internally provided with a threaded groove matched with the screw rod 13, the screw rod 13 can drive the threaded sleeve 12 to move together when rotating, the screw rod 13 is connected with a screw rod 13 through internal threads, the top of the screw rod 13 is fixedly connected with a rotating shaft 14, the outer wall of the rotating shaft 14 is movably connected, thereby position through fixing bearing 15 can restrict the position of pivot 14, make the rotation of pivot 14 more stable, the top fixedly connected with knob 16 of pivot 14, the top fixedly connected with diaphragm 17 of swivel nut 12, the top fixedly connected with L template 18 of diaphragm 17, the inside grafting of L template 18 has guide bar 19, guide bar 19 fixed connection is on the inner wall of cavity 9, thereby position through fixing guide bar 19 can fix the position of L template 18 and spring 20, make more reliable and stable of overall structure, the outer wall swing joint of guide bar 19 has spring 20.

The working principle is that a rotary knob 16 is rotated to enable a rotary shaft 14 to rotate, the rotary shaft 14 rotates to drive a screw 13 fixedly connected with the bottom of the rotary shaft to rotate, the screw 13 rotates to drive a threaded sleeve 12 to move, a transverse plate 17 and an L-shaped plate 18 at the top of the threaded sleeve 12 are inserted into a guide rod 19 to limit the rotation of the threaded sleeve 12, so that the threaded sleeve 12 can only ascend or descend under the drive of the screw 13, the threaded sleeve 12 ascends or descends to drive a magnetic block 11 fixedly connected with the bottom of the threaded sleeve to ascend or descend, when the magnetic block 11 descends and extends out of a first control box 7 and a second control box 8 through a movable groove 10, the magnetic block 11 and a magnetic sheet 2 at the top of a direct current speed regulator 1 are mutually attracted, and a voltage detector 3 is fixed at the.

In summary, in the voltage detection device of the dc speed regulator, the knob 16 is rotated to rotate the rotating shaft 14, the rotating shaft 14 rotates to drive the screw 13 fixedly connected to the bottom of the rotating shaft to rotate, the screw 13 rotates to drive the screw sleeve 12 to move, the transverse plate 17 and the L-shaped plate 18 on the top of the screw sleeve 12 are inserted into the guide rod 19, so that the rotation of the screw sleeve 12 is limited, and the screw sleeve 12 can only ascend or descend under the drive of the screw 13, and the voltage detection device can be conveniently installed on the dc speed regulator 1 through the matching use among the knob 16, the rotating shaft 14, the screw 13, the screw sleeve 12, the transverse plate 17, the L-shaped plate 18 and the guide rod 19; the turnbuckle 12 rises or falls to drive the magnetic block 11 fixedly connected with the bottom of the turnbuckle to rise or fall, when the magnetic block 11 falls and extends out of the first control box 7 and the second control box 8 through the movable groove 10, the magnetic block 11 can attract the magnetic sheet 2 at the top of the direct current speed regulator 1, the voltage detector 3 is fixed at the top of the direct current speed regulator 1 by utilizing magnetic force, and the turnbuckle 12, the magnetic block 11, the movable groove 10, the first control box 7, the second control box 8, the direct current speed regulator 1, the magnetic sheet 2 and the voltage detector 3 are matched for use, so that the effect of conveniently installing the voltage detection device on the direct current speed regulator 1 is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a DC speed regulator voltage detection device, includes DC speed regulator (1), its characterized in that: the top of the direct current speed regulator (1) is fixedly connected with a magnetic sheet (2), a voltage detector (3) is arranged above the direct current speed regulator (1), the bottom of the voltage detector (3) is fixedly connected with a cushion pad (4), the front of the voltage detector (3) is provided with a control panel (5) and a display screen (6), and two sides of the voltage detector (3) are fixedly connected with a first control box (7) and a second control box (8);

the first control box (7) and the second control box (8) are both internally provided with cavities (9), a movable groove (10) is arranged at the bottom of the cavity (9), a magnet block (11) is arranged in the movable groove (10), the top of the magnetic block (11) is fixedly connected with a threaded sleeve (12), the inner thread of the threaded sleeve (12) is connected with a screw rod (13), the top of the screw rod (13) is fixedly connected with a rotating shaft (14), the outer wall of the rotating shaft (14) is movably connected with a bearing (15), the top of the rotating shaft (14) is fixedly connected with a knob (16), the top of the threaded sleeve (12) is fixedly connected with a transverse plate (17), the top fixedly connected with L template (18) of diaphragm (17), the inside grafting of L template (18) has guide bar (19), the outer wall swing joint of guide bar (19) has spring (20).

2. The dc regulator voltage detecting device according to claim 1, wherein: the magnetic sheet (2) and the magnetic block (11) have opposite magnetism.

3. The dc regulator voltage detecting device according to claim 1, wherein: the buffer pad (4) is made of composite rubber.

4. The dc regulator voltage detecting device according to claim 1, wherein: the diameter of the movable groove (10) is larger than that of the magnetic block (11).

5. The dc regulator voltage detecting device according to claim 1, wherein: the interior of the threaded sleeve (12) is provided with a thread groove matched with the screw rod (13).

6. The dc regulator voltage detecting device according to claim 1, wherein: and the bearing (15) is fixedly connected to the inner top wall of the cavity (9).

7. The dc regulator voltage detecting device according to claim 1, wherein: the guide rod (19) is fixedly connected to the inner wall of the cavity (9).