CN213783114U

CN213783114U - Permanent magnet coupler capable of quickly adjusting air gap

Info

Publication number: CN213783114U
Application number: CN202022672120.XU
Authority: CN
Inventors: 亢磊
Original assignee: Qinhuangdao Chengjie Technology Co ltd
Current assignee: Qinhuangdao Chengjie Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-23
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a permanent magnet coupler of quick adjustment air gap belongs to transmission technical field, and the device includes: the adjusting device comprises an adjusting screw rod, a first conductor disc, a first permanent magnet disc, a second permanent magnet disc and a second conductor disc, wherein the first permanent magnet disc is connected with the second permanent magnet disc together, the first conductor disc is installed on one side of the outer end of the first permanent magnet disc, the second conductor disc is installed on one side of the outer end of the second permanent magnet disc, two ends of the adjusting screw rod are respectively installed on the first conductor disc and the second conductor disc, the adjusting screw rod is connected with the first conductor disc through a first locking nut, and the adjusting screw rod is connected with the second conductor disc through a second locking nut; the permanent magnet coupler with the quickly adjustable air gap can conveniently adjust the air gap between the conductor disc and the permanent magnet disc, realize different output rotating speeds and achieve the purposes of high efficiency and energy saving.

Description

Permanent magnet coupler capable of quickly adjusting air gap

Technical Field

The utility model belongs to the technical field of transmission equipment, concretely relates to permanent magnet coupler of quick adjustment air gap.

Background

The permanent magnet coupler is characterized in that a motor is started to drive a conductor disc, the conductor disc cuts magnetic lines of force on the permanent magnet disc to generate eddy current to form a counter-induction magnetic field to transmit torque and thrust, the two conductor discs are connected together by bolts, and the size of an air gap between the conductor disc and the permanent magnet disc is changed by adjusting the distance between the two conductor discs, so that different output rotating speeds are realized, and the purposes of high efficiency and energy conservation are achieved.

When the distance between two conductor plates is adjusted by the existing permanent magnet coupler, a bolt between the two conductor plates needs to be completely detached, the distance between the two conductor plates is changed by changing the position of the gasket, the adjustment is time-consuming and labor-consuming, and the manufacturing cost of parts is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a permanent magnet coupler of quick adjustment air gap to the current permanent magnet coupler who proposes in solving above-mentioned background art adjusts and wastes time and energy, and the higher problem of spare part manufacturing cost.

In order to achieve the above object, the utility model provides a following technical scheme: a fast air gap adjusting permanent magnet coupler comprising: adjusting screw, first conductor dish, first permanent magnetism dish, second permanent magnetism dish and second conductor dish, first permanent magnetism dish links together with the second permanent magnetism dish, first conductor dish is installed in the outer end one side of first permanent magnetism dish, the outer end one side at the second permanent magnetism dish is installed to the second conductor dish, be connected through first lock nut between adjusting screw and the first conductor dish, be connected through second lock nut between adjusting screw and the second conductor dish.

Preferably, the adjusting screw has two sections of threads with different diameters, and the two sections of threads are respectively matched with different locking nuts. The method specifically comprises the following steps: the adjusting screw is respectively matched with the first locking nut and the second locking nut, and the diameter of the threaded hole of the first locking nut is larger than that of the threaded hole of the second locking nut.

Preferably, one end head of the adjusting screw is a cylinder with a diameter larger than that of the adjusting screw, and the cross section of the cylinder is an elliptical cross section with two straight edges.

Preferably, the number of the first locking nuts is one, and the adjusting screw rod is fixed on the first conductor disc; and the two second locking nuts are arranged on two sides of the second conductor disc.

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

through set up adjusting screw and lock nut on this quick adjustment air gap's permanent magnet coupler, it wastes time and energy to have solved current permanent magnet coupler adjustment, and the higher problem of spare part manufacturing cost, can conveniently adjust the air gap size between conductor dish and the permanent magnet dish, realize different output rotational speeds, reach energy-efficient purpose, this kind of speed adjusting device simple structure, low cost has reduced the adjustment work load, has shortened the alignment time, and the advantage is obvious in market competition.

Drawings

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

FIG. 2 is a schematic structural view of the air gap adjusting device of the present invention;

fig. 3 is a schematic view of the adjusting screw structure of the present invention.

In the figure: 1. a first conductor disc; 2. a first permanent magnetic disk; 3. a second permanent magnetic disk; 4. a second conductor disc; 5. adjusting the screw rod; 6. a first lock nut; 7. and a second lock nut.

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, the present invention provides a technical solution: the utility model provides a permanent magnet coupler of quick adjustment air gap, including adjusting screw 5, first conductor dish 1, first permanent magnetism dish 2, second permanent magnetism dish 3 and second conductor dish 4, first permanent magnetism dish 2 links together with second permanent magnetism dish 3, first conductor dish 1 is installed in outer end one side of first permanent magnetism dish 2, second conductor dish 4 is installed in outer end one side of second permanent magnetism dish 3, adjusting screw 5's both ends are installed respectively on first conductor dish 1 and second conductor dish 4, be connected through first lock nut 6 between adjusting screw 5 and the first conductor dish 1, be connected through second lock nut 7 between adjusting screw 5 and the second conductor dish 4.

In order to facilitate the installation of the adjusting screw 5 with the first conductor disc 1 and the second conductor disc 4, in the present embodiment, it is preferable that the adjusting screw 5 has two sections of threads with different diameters, which are respectively engaged with the first locking nut 6 and the second locking nut 7.

In order to facilitate the installation, a wrench is used to clamp the adjusting screw 5, and the perpendicularity between the adjusting screw 5 and the first conductor disc 1 after the installation is ensured, in this embodiment, preferably, one end head of the adjusting screw 5 is a cylinder with a diameter larger than that of the adjusting screw 5, and the cross section of the cylinder is an elliptical cross section with two straight edges.

In order to achieve a quick adjustment of the air gap, in the present embodiment, it is preferred that the first locking nut 6 fixes the adjusting screw 5 to the first conductor disc 1; two nut screw hole diameters of second lock nut 7 are less than first lock nut 6, install in the both sides of second conductor dish 4, through adjusting two nuts of second lock nut 7 position on adjusting screw 5, change the air gap size between conductor dish and the permanent magnetism dish fast, have saved the use of gasket, can play the effect of fixed first conductor dish 1 and second conductor dish 4 equally.

The utility model discloses a theory of operation and use flow: after the device is installed, a motor of the permanent magnet coupler capable of quickly adjusting the air gap drives a first conductor disc 1 and a second conductor disc 4, the first conductor disc 1 and the second conductor disc 4 transmit torque to a first permanent magnet disc 2 and a second permanent magnet disc 3, and the first permanent magnet disc 2 and the second permanent magnet disc 3 transmit the torque to a load. When the load working rotating speed needs to be changed by changing the size of the air gap between the conductor disc and the permanent magnet disc, the machine is stopped, the second locking nuts 7 on the two sides of the second conductor disc 4 are loosened, the position of the second locking nut 7 on the inner side is adjusted according to needs, so that the size of the air gap between the conductor disc and the permanent magnet disc is changed, and the second locking nut 7 on the outer side is screwed after the air gap between the conductor disc and the permanent magnet disc is adjusted to a proper position.

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. A fast air gap adjusting permanent magnet coupler comprising: adjusting screw (5), first conductor dish (1), first permanent magnetism dish (2), second permanent magnetism dish (3) and second conductor dish (4), its characterized in that: first permanent magnetism dish (2) link together with second permanent magnetism dish (3), first conductor dish (1) is installed in outer end one side of first permanent magnetism dish (2), outer end one side at second permanent magnetism dish (3) is installed in second conductor dish (4), install respectively on first conductor dish (1) and second conductor dish (4) at the both ends of adjusting screw (5), be connected through first lock nut (6) between adjusting screw (5) and first conductor dish (1), connect through second lock nut (7) between adjusting screw (5) and second conductor dish (4).

2. The permanent magnet coupler with the air gap rapidly adjusted according to claim 1, wherein: the adjusting screw rod (5) is provided with two sections of threads with different diameters, the two sections of threads are respectively matched with the first locking nut (6) and the second locking nut (7), and the diameter of a threaded hole of the first locking nut (6) is larger than that of a threaded hole of the second locking nut (7).

3. The permanent magnet coupler with the air gap rapidly adjusted according to claim 1, wherein: the head of one end of the adjusting screw rod (5) is a cylinder with the diameter larger than that of the adjusting screw rod (5), and the cross section of the cylinder is an elliptical cross section with two straight edges.

4. The permanent magnet coupler with the air gap rapidly adjusted according to claim 1, wherein: the adjusting screw rod (5) is fixed on the first conductor disc (1) through the first locking nut (6), and the second locking nut (7) is installed on two sides of the second conductor disc (4).