CN109673119B

CN109673119B - Controller

Info

Publication number: CN109673119B
Application number: CN201910026510.9A
Authority: CN
Inventors: 刘祖明; 王玉召; 张彦平; 吴东钱
Original assignee: Hangzhou Kefeng Electronic Co ltd
Current assignee: Hangzhou Kefeng Electronic Co ltd
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2024-05-10
Anticipated expiration: 2039-01-11
Also published as: CN109673119A

Abstract

The invention discloses a controller, which comprises a base, a switch device arranged on the base, a frame device arranged on the base and a magnetic flux device matched with the frame device, wherein the magnetic flux device comprises a shell, a magnetic flux body arranged in the shell, a shaft body part, a magnetic part for sucking the shaft body part and a sealing cover connected with the shell, the shaft body part comprises a shaft body penetrating through the magnetic flux body, an elastic part sleeved on the shaft body and a top cover for pushing the shaft body to move downwards, and a buffer part is arranged between the top cover and the shaft body. The magnetic flux device is placed on the base, so that the service life of the whole controller can be prolonged, and the stability of the controller in the use process is ensured.

Description

Controller

Technical Field

The invention belongs to the technical field of controllers, and particularly relates to a controller.

Background

The controller (english name: controller) refers to a master device that changes the wiring of a main circuit or a control circuit and changes the resistance value in the circuit in a predetermined order to control the start, speed regulation, braking, and reverse of the motor. The computer system consists of program counter, instruction register, instruction decoder, time sequence generator and operation controller, and is a "decision mechanism" for issuing command, i.e. for completing the operation of coordinating and commanding the whole computer system.

The magnetic flux is used as an important component of a controller, the stability and the service life of the magnetic flux directly influence the normal use of the controller, the existing magnetic flux is composed of a shell, magnetic flux with a coil, a metal shaft, a magnet and a spring, when the metal shaft moves downwards, the lower end of the metal shaft can be attracted down by the magnet, because the magnet attracts the metal shaft suddenly, the metal shaft collides with the magnet suddenly, the impact force caused in the process can continuously impact, the bottom of the shell is caused to fall off due to the impact force, and the like, so that the stability of the magnetic flux in the service period is low, and the service life is short.

Disclosure of Invention

The invention provides a controller with high stability for overcoming the defects of the prior art.

In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a controller, includes the base, locates switching device on the base, locate support body device on the base and with support body device cooperatees magnetic flux device, magnetic flux device includes the casing, locates magnetic flux body in the casing, axis body part, be used for sucking the magnetic part of axis body part and with the closing cap that the casing links to each other, axis body part is including wearing to locate axis body on the magnetic flux body, cover locate the axis body on elastic component and be used for promoting the top cap of axis body downward movement, be equipped with the bolster between the top cap with the axis body.

According to the magnetic flux device, the buffer piece is arranged, so that the movement speed of the shaft body can be reduced, and when the shaft body collides with the magnetic piece, the impact of the shaft body on the bottom of the shell is small after the buffer piece is used, so that the bottom of the shell is prevented from falling off relative to the shell, and the stability and the service life of magnetic flux in use are improved; meanwhile, the magnetic flux device is placed on the base, so that the service life of the whole controller can be prolonged, and the stability of the controller in the use process is guaranteed.

Preferably, the shaft body part further comprises a connecting rod for connecting the shaft body and the top cover, and the buffer piece is sleeved on the connecting rod; the connecting rod is connected with the shaft body, so that the process of transmitting force by the buffer piece can be ensured to be stable, and the shaft body moves up and down stably.

Preferably, a plug is arranged at the lower part of the shaft body; the contact area between the lower part of the shaft body and the magnetic part can be increased by arranging the plug, so that the effect of the magnetic part on the shaft body is improved.

Preferably, the cover is provided with a through hole for the cover to be sleeved on the shaft body; the shaft body can conveniently pass through the through hole by arranging the through hole, and the external sundries can be prevented from falling into the shell.

Preferably, the shaft body comprises a first shaft body part and a second shaft body part which is integrally formed with the first shaft body part, the diameter of the first shaft body part is larger than the aperture of the through hole, and the diameter of the second shaft body part is smaller than the aperture of the through hole; the shaft body can be prevented from being separated from the sealing cover by arranging the first rod body part and the second rod body part, and the diameter of the first rod body part is larger, so that the contact effect of the first rod body part and the magnetic piece can be improved.

Preferably, the sealing cover is provided with a positioning convex part matched with the lower part of the elastic piece; the lower part of the elastic piece can be limited by arranging the positioning convex part, so that the situations of deflection and the like of the elastic piece are limited.

Preferably, a boss for supporting the sealing cover is arranged on the inner wall of the shell; the sealing cover can be supported by arranging the boss, so that the sealing cover is conveniently connected with the shell.

Preferably, the magnetic flux body is provided with a sleeving concave part, and the magnetic piece is arranged in the sleeving concave part; the socket concave part is arranged, so that the magnetic part can be assembled conveniently, the magnetic part is prevented from being offset and the like, and the stability of the magnetic part is kept.

Preferably, the cover is provided with a protruding portion.

In summary, the magnetic flux device is placed on the base, which can improve the service life of the whole controller and also ensure the stability of the controller in the use process.

Drawings

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

Fig. 2 is a schematic view of a partial structure of the present invention.

Fig. 3 is a schematic structural view of the magnetic flux device of the present invention.

Fig. 4 is an exploded view of the magnetic flux device of the present invention.

Fig. 5 is a front view of the magnetic flux device of the present invention.

FIG. 6 is a cross-sectional view of A-A in FIG. 5

Detailed Description

In order to enable those skilled in the art to better understand the present invention, the following description will make clear and complete descriptions of the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-6, a controller comprises a base 9, a control body 6, a switch device 8, a frame device 7 and a magnetic flux device, wherein the base 9 is a plastic seat, and two square notches 99 are arranged at one end of the base 9; the control body 6 is connected with the base 9, the control body 6 is a system with a circuit board on the market, four corners of the base 9 are respectively provided with a support piece 91, the support pieces 91 are plastic columns, and the control body 6 is supported on the support pieces 91; the switch device 8 is a micro switch, and the switch device 8 is arranged in the base 9.

Specifically, the frame device 7 includes a first plate 71, a second plate 72 parallel to the first plate 71, and a third plate 73 connected to the second plate 72, where the first, second, and third plates 73 are made of metal, the switch device 8 is disposed between the first and second plates, a first spring 78 and a second spring 79 are disposed on the second plate 72, one end of the first spring 78 is connected to the first plate 71, the other end is connected to the base 9, the third plate 73 is disposed obliquely from top to bottom, the third plate 73 is connected to the base 9, a pair of curved plates 74 are disposed on the third plate 73, a push rod 75 is disposed on the curved plates 74, and the push rod 75 is opposite to the magnetic flux device; meanwhile, a bending plate 76 is arranged on the third plate body 73, and the bending plate 76 is connected with the third plate body 73; meanwhile, the bending plate 76 has an arch portion 761 which is elastically provided and a resisting portion 762 which is integrally formed with the arch portion 761, and the resisting portion 762 has a triangular shape.

Meanwhile, a wiring groove 92 is further formed in the base 9, the lines are distributed through the wiring groove 92, a cover plate 921 is arranged on the wiring groove 92, the cover plate 921 is a plastic plate, and the cover plate 921 covers the wiring groove 92, so that the wiring groove 92 is limited; a clamping plate 94 is arranged at the end part of the base 9, and the clamping plate 94 is a plastic plate with a through groove.

Further, the magnetic flux device comprises a shell 1, a magnetic flux body 2, a shaft body component corresponding to the push rod, a magnetic part 3 and a sealing cover 4, wherein the shell 1 is a metal shell, one end of the shell 1 is provided with an opening, and the other end of the shell 1 can be provided with an opening and can be also provided with a sealing function; the magnetic flux body 2 is arranged in the shell 1, and the magnetic flux body 2 is composed of a plastic framework and a coil wound on the framework; the middle part of the magnetic flux body 2 is provided with a through cavity, the magnetic flux body 2 is provided with a sleeving concave part 21, the sleeving concave part 21 is specifically a concave part arranged at one end of the plastic framework, the magnetic part 3 is arranged in the sleeving concave part 21, and the magnetic part 3 is a rubidium magnet arranged by two circular plates. The magnetic member 3 is thus located at the bottom of the housing 1 after the magnetic flux body 2 is placed in the housing 1.

Further, the cover 4 is a metal sheet, a boss 11 is provided on an inner wall of one end of the housing 1, the cover 4 is supported on the boss 11, a through hole 40 is provided in the middle of the cover 4, the through hole 40 is a circular hole, and the through hole 40 allows a shaft part to pass through the through hole 40; specifically, the shaft member includes a shaft 51, a top cover 53, an elastic member 52, a buffer member 55, and a connecting rod 56, where the shaft 51 is a hollow metal shaft, the shaft 51 includes a first rod portion 511 and a second rod portion 512 integrally formed with the first rod portion 511, where the diameter of the first rod portion 511 is greater than the aperture of the through hole 40, and the diameter of the second rod portion 512 is smaller than the aperture of the through hole 40, so that the second rod portion 512 can penetrate out of the through hole 40; meanwhile, a plug 57 is provided at the lower part of the first rod body 511, the plug 57 is a metal block, and the plug 57 plugs the lower part of the first rod body 511.

Specifically, the connecting rod 56 is a screw rod, the connecting rod 56 extends out from the shaft body 51, and the connecting rod 56 is screwed with the top cover 53, so that the connecting rod 56 connects the shaft body 51 and the top cover 53; the elastic piece 52 is a spring, the elastic piece 52 is sleeved on the shaft body 51, the lower part of the elastic piece 52 is in contact with the sealing cover 4, and the upper part of the elastic piece 52 is abutted against the top cover 53; a positioning convex part 41 is arranged on the sealing cover 4, and the lower part of the elastic piece 52 is sleeved on the positioning convex part 41; meanwhile, a specific spring is further disposed on the cover 4, the buffer member 55 is a spring, one end of the buffer member 55 abuts against the upper end of the second rod 512, and the upper end of the buffer member 55 abuts against the top cover 53.

When the push rod pushes the dynamic pressure top cover, the top cover drives the shaft body to move downwards through force transmission of the buffer piece, and then the lower part of the shaft body is contacted with the magnetic piece, so that the magnetic piece attracts the shaft body, and in the process, the buffer piece can elastically deform, so that the shaft body is slowed down to collide with the bottom downwards

It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.

Claims

1. The utility model provides a controller, includes base (9), locates switching device (8) on base (9), locate support body device (7) on base (9) and with support body device (7) matched with magnetic flux device, magnetic flux device include casing (1), locate magnetic flux body (2) in casing (1), axis body part, be used for sucking magnetic part (3) of axis body part and with closing cap (4) that casing (1) link to each other, its characterized in that: the shaft body part comprises a shaft body (51) penetrating through the magnetic flux body (2), an elastic piece (52) sleeved on the shaft body (51) and a top cover (53) used for pushing the shaft body (51) to move downwards, and a buffer piece (55) is arranged between the top cover (53) and the shaft body (51);

The shaft body part further comprises a connecting rod (56) for connecting the shaft body (51) and the top cover (53), and the buffer piece (55) is sleeved on the connecting rod (56);

The magnetic flux body (2) is provided with a sleeving concave part (21), and the magnetic piece (3) is arranged in the sleeving concave part (21).

2. The controller according to claim 1, wherein: a plug (57) is arranged at the lower part of the shaft body (51).

3. The controller according to claim 1, wherein: the sealing cover (4) is provided with a through hole (40) sleeved on the shaft body (51).

4. A controller according to claim 3, wherein: the shaft body (51) comprises a first rod body part (511) and a second rod body part (512) which is integrally formed with the first rod body part (511), the diameter of the first rod body part (511) is larger than the aperture of the through hole (40), and the diameter of the second rod body part (512) is smaller than the aperture of the through hole (40).

5. The controller according to claim 1, wherein: the sealing cover (4) is provided with a positioning convex part (41) matched with the lower part of the elastic piece (52).

6. The controller according to claim 1, wherein: the inner wall of the shell (1) is provided with a boss (11) for supporting the sealing cover (4).

7. The controller according to claim 1, wherein: the sealing cover (4) is provided with a protruding part (42).