CN218782983U

CN218782983U - Permanent magnet type anti-shaking device

Info

Publication number: CN218782983U
Application number: CN202220435173.6U
Authority: CN
Inventors: 吴继张; 邱晓露; 郑婉珍; 陈庆水
Original assignee: FUJIAN SHISHI THERMOELECTRICITY CO LTD
Current assignee: FUJIAN SHISHI THERMOELECTRICITY CO LTD
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2023-03-31
Anticipated expiration: 2032-03-02

Abstract

The utility model discloses an anti device of shaking of permanent magnetism formula, including the permanent magnetism ware shell, the mechanism is shaken to the inside of permanent magnetism ware shell, anti including electronic module and bent plate in shaking the mechanism, electronic module's bottom fixedly connected with trapezoidal piece, the surface of bent plate is passed through the runner assembly and is connected with the internal surface rotation of permanent magnetism ware shell, the first fixture block of one side fixedly connected with of bent plate, and the extension side of bent plate passes through joint subassembly and permanent magnetism ware shell joint, the utility model relates to a permanent magnetism formula contactor technical field. The permanent magnet type anti-shake device is provided with the anti-shake mechanism, the electronic module is placed between the bent plates, so that the bent plates are pressed by the trapezoidal blocks, the first clamping blocks and the second clamping blocks are clamped, and driven the joint of joint pole with the joint groove to make this permanent magnet contactor more firm, can avoid taking place the problem that the contact breaks away from carrying out anti-electricity of shaking's in-process, with this anti-electric property of shaking that has improved.

Description

Permanent magnet type anti-shaking device

Technical Field

The utility model relates to a permanent magnet contactor technical field specifically is a permanent magnet anti-shake device.

Background

The permanent magnetic contactor is a new type micro power consumption contactor which utilizes permanent magnetic driving mechanism to replace traditional electromagnetic driving. The working principle of the electromagnetic contactor is different from that of the traditional electromagnetic contactor, and the principle that like poles of permanent magnets and iron poles repel each other and opposite poles attract each other is utilized to realize the connection and disconnection functions of a main circuit. When a pull-in signal is given, the electronic module generates instantaneous positive pulse current to make the S pole of the soft iron magnetized upwards and attract oppositely, and the main contact finishes the pull-in action; the attraction and the maintenance depend on the permanent magnetic force; when a release signal is given, the electronic module generates reverse instantaneous pulse current, the N pole faces upwards after the soft iron is magnetized, the like poles repel each other, and the main contact finishes the release action.

The low-voltage motor load of certain current important process equipment even voltage unusual in the twinkling of an eye also can lead to whole process units to park, causes huge loss, and voltage anomaly here indicates circumstances such as power failure, decompression, electric dazzling, wherein causes control circuit contactor decompression because voltage instantaneous interruption, reduction that electric dazzling phenomenon leads to, and the motor stall, and then leads to the accident of whole process units parking most common, for this reason, the utility model provides a permanent magnetism type anti-dazzling device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a permanent magnetism type anti-shake device has solved because the voltage instantaneous interruption that the electricity phenomenon leads to shakes, reduction etc. cause control circuit contactor decompression, and the motor stall, and then lead to the problem of whole process units parking accident.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a permanent magnetism type anti-shake device, includes the permanent magnetism ware shell, the mechanism is shaken to the inside of permanent magnetism ware shell, including electronic module and bent plate in the anti-shake mechanism, the bottom fixedly connected with trapezoidal piece of electronic module, the surface of bent plate is passed through the rotating assembly and is connected with the internal surface rotation of permanent magnetism ware shell, the first fixture block of one side fixedly connected with of bent plate, and the extension side of bent plate passes through joint subassembly and permanent magnetism ware shell joint, the fixed surface of electronic module is connected with the second fixture block, the surface contact of first fixture block and second fixture block, the contact of permanent magnetism formula subassembly is passed through at the top of electronic module.

Preferably, including the bracing piece in the runner assembly, the both ends of bracing piece and the inner wall fixed connection of permanent magnet ware shell, logical groove has been seted up on the surface of bent plate.

Preferably, the outer surface of the supporting rod is rotatably connected with the inner surface of the through groove, a return spring is sleeved on the surface of the supporting rod, and two ends of the return spring are fixedly connected with the opposite sides of the bent plate and the shell of the permanent magnet.

Preferably, the clamping assembly comprises a clamping rod, one side of the clamping rod is fixedly connected with one side of the bent plate, a clamping groove is formed in the surface of the permanent magnet device shell, and the surface of the clamping rod is in contact with the surface of the clamping groove.

Preferably, the permanent magnet assembly comprises soft iron fixedly mounted at the top of the electronic module, and a partition plate is fixedly mounted inside the permanent magnet shell.

Preferably, the bottom of the partition board is fixedly connected with a permanent magnet, the surface of the permanent magnet is provided with a groove, and the soft iron is in contact with the surface of the permanent magnet.

Advantageous effects

The utility model provides a permanent magnetism type anti-shaking device. Compared with the prior art, the method has the following beneficial effects:

(1) This permanent-magnet anti-shake device puts into between the bent plate through being provided with anti-shake mechanism with electronic module for trapezoidal piece pressure bent plate makes first fixture block and second fixture block joint, and has driven the joint in joint pole and joint groove, thereby makes this permanent-magnet contactor more firm, is carrying out anti-the-problem that can avoid the emergence contact to break away from of electric in-process of shaking, with this electric property of shaking has been improved.

(2) The permanent magnet type anti-shaking device utilizes the contact of the soft iron at the top of the electronic module and the permanent magnet below the partition plate by arranging the permanent magnet type component, and adopts the permanent magnet type anti-shaking electric contactor, although the contactor loses electricity, the anti-shaking electric contactor can ensure that the contact of the contactor is continuously closed and not disconnected, and the instantaneous power-off time is avoided, and after the voltage returns to normal, the contact of the contactor still keeps a normal running state, so that the normal running of the motor is ensured without stopping, and the anti-shaking electric effect is achieved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the internal three-dimensional structure of the present invention;

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

fig. 4 is a schematic diagram of an anti-interference circuit according to the present invention.

In the figure: the permanent magnet clamping device comprises a permanent magnet device shell 1, a permanent magnet device shell 2, an anti-sway mechanism 21, an electronic module 22, a bent plate 23, a trapezoidal block 24, a rotating assembly 24, a support rod 24-1, a through groove 24-2, a return spring 24-3, a first clamping block 25, a clamping assembly 26-1, a clamping rod 26-2, a clamping groove 27, a second clamping block 28, a permanent magnet assembly 28-1, soft iron 28-2, a partition plate 28-3, a permanent magnet 28-4 and a groove 28-2.

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: a permanent magnet type anti-shaking device comprises a permanent magnet device shell 1 and a permanent magnet type contactor, is a novel micro-power consumption contactor which utilizes a permanent magnet driving mechanism to replace the traditional electromagnetic driving, has a working principle different from that of the traditional electromagnetic type contactor, and realizes the switching-on and switching-off functions of a main circuit by utilizing the principles that like poles of permanent magnets repel each other and opposite poles of permanent magnets attract each other. When a pull-in signal is given, the electronic module generates instantaneous positive pulse current to make the S pole of the soft iron magnetized upwards and the S pole attracted oppositely, and the main contact finishes the pull-in action; the attraction and the maintenance depend on the permanent magnetic force; when a release signal is given, the electronic module generates reverse instantaneous pulse current, the magnetized soft iron has an upward N pole and the like poles repel each other, the main contact finishes the release action, the anti-sway mechanism 2 is arranged in the permanent magnet shell 1, the anti-sway mechanism 2 comprises an electronic module 21 and a bent plate 22, the bottom of the electronic module 21 is fixedly connected with a trapezoidal block 23, the surface of the bent plate 22 is rotatably connected with the inner surface of the permanent magnet shell 1 through a rotating assembly 24, the rotating assembly 24 comprises a support rod 24-1, two ends of the support rod 24-1 are fixedly connected with the inner wall of the permanent magnet shell 1, the surface of the bent plate 22 is provided with a through groove 24-2, the outer surface of the support rod 24-1 is rotatably connected with the inner surface of the through groove 24-2, the surface of the support rod 24-1 is sleeved with a return spring 24-3, two ends of a return spring 24-3 are fixedly connected with opposite sides of the bent plate 22 and the permanent magnet shell 1, one side of the bent plate 22 is fixedly connected with a first clamping block 25, clamping is realized between the first clamping block 25 and a second clamping block 27, the extending side of the bent plate 22 is clamped with the permanent magnet shell 1 through a clamping assembly 26, the clamping assembly 26 comprises a clamping rod 26-1, clamping is realized between the clamping rod 26-1 and a clamping groove 26-2, one side of the clamping rod 26-1 is fixedly connected with one side of the bent plate 22, the clamping groove 26-2 is formed in the surface of the permanent magnet shell 1, the surface of the clamping rod 26-1 is contacted with the surface of the clamping groove 26-2, the surface of the electronic module 21 is fixedly connected with a second clamping block 27, the surfaces of the first clamping block 25 and the second clamping block 27 are contacted, the electronic module 21 is placed between the bent plate 22 through the anti-sway mechanism 2, the trapezoidal block 23 presses the bent plate 22, so that the first clamping block 25 and the second clamping block 27 are clamped, and the clamping rod 26-1 is driven to be clamped with the clamping groove 26-2, so that the permanent magnet contactor is more stable, the problem of contact separation can be avoided in the process of anti-interference electricity, and the anti-interference electricity is improved, the top of the electronic module 21 is contacted through the permanent magnet assembly 28, the permanent magnet assembly 28 comprises the soft iron 28-1 fixedly installed at the top of the electronic module 21, the partition plate 28-2 is fixedly installed inside the permanent magnet shell 1, the bottom of the partition plate 28-2 is fixedly connected with the permanent magnet 28-3, the surface of the permanent magnet 28-3 is provided with the groove 28-4, the soft iron 28-1 is contacted with the surface of the permanent magnet 28-3, through the arrangement of the permanent magnet assembly 28, the soft iron 28-1 at the top of the electronic module 21 is contacted with the permanent magnet 28-3 below the partition plate 28-2, the permanent magnet anti-interference electricity contactor is adopted, although the contactor is lost, the anti-interference electricity characteristic can keep the contact point closed and can not be disconnected after the contactor is in the normal operation, and the normal operation of the motor can be ensured, and the normal operation of the anti-interference electricity can be still be recovered.

Referring to fig. 4, in normal operation, after QF and QF1 are turned on, a SB1 start button is pressed, a K2 coil is powered on, a contact thereof is closed, a control circuit is connected, a contactor KM is powered on, a contact KM is closed, a self-holding circuit is formed with the KM coil, and a contact of a KM power circuit is closed, so that the motor is powered on to operate, when the voltage of the circuit is abnormal and the instantaneous power failure or voltage reduction occurs, if an electromagnetic contactor is adopted, the contactor KM is instantaneously powered off, the contact of the power circuit is disconnected, so that the motor is powered off and stops operating. If the permanent magnet type anti-interference electric contactor is adopted, although the contactor loses electricity, the anti-interference electric characteristic of the contactor can enable the contact to be continuously closed and not disconnected, the instantaneous power-off time is avoided, and the contact of the contactor still keeps a normal running state after the voltage returns to normal, so that the normal running of the motor is ensured without stopping, and the anti-interference electric contactor plays a role.

And those not described in detail in this specification are well within the skill of the art.

When the permanent magnet anti-shake electric contactor works, firstly, the electronic module 21 and the trapezoidal block 23 are placed between the two bent plates 22, so that the bent plates 22 are driven to rotate by taking the support rod 24-1 as a center, the first clamping block 25 and the second clamping block 27 are clamped, the clamping rod 26-1 is driven to extend outwards from the clamping groove 26-2 for clamping, meanwhile, the bent plates 22 are attached to the surfaces of the electronic module 21 and the trapezoidal block 23, the electronic module 21 is placed between the bent plates 22 by the anti-shake mechanism 2, so that the trapezoidal block 23 presses the bent plates 22, the first clamping block 25 and the second clamping block 27 are clamped, the clamping rod 26-1 is driven to be clamped with the clamping groove 26-2, so that the permanent magnet contactor is more stable, the problem of contact separation can be avoided in the process of anti-shake electric, so that the anti-shake electric property is improved, meanwhile, the soft iron 28-1 at the top of the electronic module 21 is in contact with the permanent magnet 28-3 below the partition plate 28-2, the permanent magnet assembly 28-3 is arranged, the soft iron 28-1 is kept in a normal operation state, and the permanent magnet assembly is kept in a normal state, and the normal operation of the permanent magnet electric contactor is kept, so that the permanent magnet electric contactor is not in a shutdown state after the permanent magnet electric contactor is kept.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 permanent magnetism type anti-shake device, includes permanent magnet ware shell (1), its characterized in that: an anti-shaking mechanism (2) inside the permanent magnet device shell (1);

the anti-shake mechanism (2) comprises an electronic module (21) and a bent plate (22), a trapezoidal block (23) is fixedly connected to the bottom of the electronic module (21), the surface of the bent plate (22) is rotationally connected with the inner surface of the permanent magnet shell (1) through a rotating assembly (24), a first clamping block (25) is fixedly connected to one side of the bent plate (22), the extending side of the bent plate (22) is clamped with the permanent magnet shell (1) through a clamping assembly (26), a second clamping block (27) is fixedly connected to the surface of the electronic module (21), the first clamping block (25) is in surface contact with the second clamping block (27), and the top of the electronic module (21) is in contact with the permanent magnet assembly (28).

2. A permanent magnet anti-sloshing apparatus according to claim 1, wherein: the rotating assembly (24) comprises a supporting rod (24-1), two ends of the supporting rod (24-1) are fixedly connected with the inner wall of the permanent magnet shell (1), and a through groove (24-2) is formed in the surface of the bent plate (22).

3. A permanent magnet anti-sloshing apparatus according to claim 2, wherein: the outer surface of the supporting rod (24-1) is rotatably connected with the inner surface of the through groove (24-2), a return spring (24-3) is sleeved on the surface of the supporting rod (24-1), and two ends of the return spring (24-3) are fixedly connected with the opposite sides of the bent plate (22) and the permanent magnet shell (1).

4. A permanent magnet anti-sloshing apparatus according to claim 1, wherein: including joint pole (26-1) in joint subassembly (26), one side of joint pole (26-1) and one side fixed connection of bending plate (22), joint groove (26-2) have been seted up on the surface of permanent magnet ware shell (1), the surface contact of joint pole (26-1) and joint groove (26-2).

5. A permanent magnet anti-sloshing apparatus according to claim 1, wherein: the permanent magnet assembly (28) comprises soft iron (28-1) fixedly mounted at the top of the electronic module (21), and a partition plate (28-2) is fixedly mounted inside the permanent magnet device shell (1).

6. The permanent magnet anti-sloshing apparatus of claim 5, wherein: the bottom of the partition plate (28-2) is fixedly connected with a permanent magnet (28-3), a groove (28-4) is formed in the surface of the permanent magnet (28-3), and the soft iron (28-1) is in contact with the surface of the permanent magnet (28-3).