CN213752486U

CN213752486U - Rotary switch convenient to maintain

Info

Publication number: CN213752486U
Application number: CN202022800061.XU
Authority: CN
Inventors: 刘斌
Original assignee: Dongguan Taotao Electronic Co ltd
Current assignee: Dongguan Taotao Electronic Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-07-20
Anticipated expiration: 2030-11-28

Abstract

The utility model discloses a rotary switch convenient to maintain, which comprises a pane, the panel comprises epitheca and inferior valve, and the epitheca runs through screw and inferior valve fixed connection through the bolt, fixedly connected with protection casing on the epitheca, and the epitheca fixed surface is provided with knob, first elasticity conductive metal piece, second elasticity conductive metal piece and cam respectively, and the panel internal fixation is provided with the mount pad, is provided with the main shaft in the mount pad, and main shaft lower extreme fixed mounting has the bearing. This rotary switch convenient to maintain, the protection casing plays holistic dustproof and waterproof effect of rotary switch, service life has been prolonged, the cam adopts the nylon material to make, wear resistance is high, and insulating properties is high, spacing hole guarantees that the main shaft can realize once fixing a position every thirty degrees of rotation, spacing hole cross-section is circular, the internal diameter value in spacing hole is the half of steel ball diameter value, guarantee that the main shaft can fix a position, and it is light to rotate, thereby it has durable to reach, it is light to rotate during the use, the high effect of security.

Description

Rotary switch convenient to maintain

Technical Field

The utility model relates to the technical field of switches, specifically be a rotary switch convenient to maintain.

Background

Rotary switch is the electronic components of a common control circuit break-make, the operation of turning round the switch through the knob operation, not only extensively be used for miniature domestic appliance on, but also often used as the switch of open-air equipment, so dust in the air will enter into the panel of switch through the gap in, corrode the inner assembly, reduce the sensitivity of inner assembly, the life of switch has been shortened, in addition the switch also can enter into the panel of switch through the gap when using water, the panel contacts can lead to the circuit short circuit behind the water, influence the normal use of switch, general rotary switch uses simultaneously and turns up to rotate very slowly, experience feels not good, to these defects, thereby design a rotary switch convenient to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotary switch convenient to maintain has durable, rotates easily when using, and the problem among the prior art has been solved to the high advantage of security.

In order to achieve the above object, the utility model provides a following technical scheme: a rotary switch convenient for maintenance comprises a panel, wherein the panel comprises an upper shell and a lower shell, a bolt is fixedly arranged on the upper shell, a screw hole is fixedly arranged on the lower shell, the upper shell is fixedly connected with the lower shell through the bolt hole, a protective cover is fixedly connected on the upper shell, a knob, a first elastic conductive metal sheet, a second elastic conductive metal sheet and a cam are respectively fixedly arranged on the surface of the upper shell, two ends of the first elastic conductive metal sheet and the second elastic conductive metal sheet are respectively and fixedly connected with a positive wiring pile head and a negative wiring pile head, a positive jack is arranged on the positive wiring pile head, a negative jack is arranged on the negative wiring pile head, a power receiving metal sheet is connected on the negative jack, a mounting seat is fixedly arranged in the panel, a main shaft is arranged in the mounting seat, the cam is arranged at the upper end of the main shaft in a penetrating way, the knob is arranged at the upper end of the cam, a bearing is fixedly arranged at the lower end of the main shaft, the main shaft penetrates through the inside of the bearing, a through hole is formed above the bearing, a spring is installed in the through hole, steel balls are arranged at two ends of the spring, and a limiting hole is formed in the outer side of each steel ball.

Preferably, the first elastic conductive metal sheet and the second elastic conductive metal sheet are symmetrically arranged on two sides of the knob.

Preferably, a positioning opening is formed in one side of the upper end of the main shaft, positioning protrusions are formed in the inner walls of the cam and the knob, and the positioning protrusions are matched with the positioning openings.

Preferably, the cross section of the mounting seat is circular.

Preferably, the mounting hole has been seted up to the panel up end, and spacing opening has been seted up to the both sides that the mounting hole corresponds, and fixed being equipped with spacing protruding stupefied on the mount pad outer wall, and spacing protruding stupefied and spacing opening phase-match.

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

the rotary switch convenient to maintain has the advantages that the protective cover plays a role in preventing dust and water of the whole rotary switch, the rotary switch is prevented from being used due to the influence of dust and water stain, the service life is prolonged, the positive pole jack is arranged on the positive pole wiring pile head, the negative pole jack is arranged on the negative pole wiring pile head, a gun type joint wire is convenient to plug in, and the negative pole jack is connected with a current-receiving metal sheet, so that two groups of circuits can be controlled, and the rotary switch is realized, the cam is made of nylon materials, the wear resistance is high, the insulating property is high, the diameter value of the steel ball is between the inner diameter value of the spring and the inner diameter value of the through hole, the spring can push the steel ball to move in the through hole, the outer side of the steel ball is provided with the limiting hole, the main shaft can be positioned once when rotating for thirty degrees, the section of the limiting hole is circular, and the inner diameter value of the limiting hole is one half of the diameter value of the steel ball, the main shaft can be positioned and is easy to rotate, so that the effects of durability, easiness in rotation during use and high safety are achieved.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a rear view of the present invention;

FIG. 3 is a schematic structural view of the present invention;

fig. 4 is a top view of the spindle of the present invention;

fig. 5 is a bottom view of the mounting base of the present invention.

In the figure: 1. a panel; 2. an upper shell; 3. a lower case; 4. a bolt; 5. a screw hole; 6. a protective cover; 7. a knob; 8. a first elastic conductive metal sheet; 9. a second elastic conductive metal sheet; 10. a cam; 11. a negative wiring pile head; 12. a positive electrode jack; 13. a positive wiring pile head; 14. a negative electrode jack; 15. a power receiving metal sheet; 16. a mounting seat; 17. a main shaft; 18. positioning the opening; 19. a bearing; 20. a through hole; 21. a spring; 22. steel balls; 23. a limiting hole; 24. the limiting convex edge.

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. 1-5, a rotary switch convenient for maintenance comprises a panel 1, the panel 1 is composed of an upper shell 2 and a lower shell 3, a bolt 4 is fixedly arranged on the upper shell 2, a screw hole 5 is fixedly arranged on the lower shell 3, the upper shell 2 is fixedly connected with the lower shell 3 through the bolt 4 penetrating through the screw hole 5, a protective cover 6 is fixedly connected on the upper shell 2, the whole dustproof and waterproof function of the rotary switch is achieved, the rotary switch is prevented from being unusable due to the influence of dust and water stain, the service life is prolonged, a knob 7, a first elastic conductive metal sheet 8, a second elastic conductive metal sheet 9 and a cam 10 are respectively fixedly arranged on the surface of the upper shell 2, the first elastic conductive metal sheet 8 and the second elastic conductive metal sheet 9 are symmetrically arranged on two sides of the knob 7, two ends of the first elastic conductive metal sheet 8 and the second elastic conductive metal sheet 9 are respectively and fixedly connected with a positive terminal stud 13 and a negative terminal stud 11, the positive wiring pile head 13 is provided with a positive jack 12, the negative wiring pile head 11 is provided with a negative jack 14 for conveniently inserting a gun type connector wire, the negative jack 14 is connected with a current-receiving metal sheet 15, two groups of circuits can be controlled, and the purpose of rotary switch can be realized, the panel 1 is internally and fixedly provided with a mounting seat 16, the cross section of the mounting seat 16 is circular, the upper end surface of the panel 1 is provided with a mounting hole, two sides corresponding to the mounting hole are provided with limit openings, the outer wall of the mounting seat 16 is fixedly provided with limit convex ridges 24, the limit convex ridges 24 are matched with the limit openings, the mounting seat 16 is internally provided with a main shaft 17, the upper end of the main shaft 17 is provided with a cam 10 in a penetrating way, the cam 10 is made of nylon material and has high wear resistance and high insulating property, the upper end of the cam 10 is provided with a knob 7, one side of the upper end of the main shaft 17 is provided with a positioning opening 18, the cam 10 and the inner walls of the knob 7 are both provided with positioning protrusions, the positioning protrusions are matched with the positioning openings 18, it is ensured that the knob 7 drives the main shaft 17 and the cam 10 to rotate, the bearing 19 is fixedly mounted at the lower end of the main shaft 17, the main shaft 17 penetrates through the bearing 19, the through hole 20 is formed above the bearing 19, the spring 21 is mounted in the through hole 20, the steel balls 22 are arranged at two ends of the spring 21, the diameter value of each steel ball 22 is between the inner diameter value of the spring 21 and the inner diameter value of the through hole 20, it is ensured that the steel ball 22 can be pushed to move in the through hole 20 by the spring 21, the limiting hole 23 is formed in the outer side of the steel ball 22, it is ensured that the main shaft 17 can be positioned once when rotating by thirty degrees, the cross section of the limiting hole 23 is circular, the inner diameter value of the limiting hole 23 is one half of the diameter value of the steel ball 22, it is ensured that the main shaft 17 can be positioned, and the rotation is easy.

In summary, the following steps: the rotary switch convenient to maintain has the advantages that the protective cover 6 plays a role in preventing dust and water of the whole rotary switch, the rotary switch is prevented from being used due to the influence of dust and water stain, the service life is prolonged, the positive pole jack 12 is arranged on the positive pole wiring pile head 13, the negative pole jack 14 is arranged on the negative pole wiring pile head 11, a gun type connector lead is convenient to plug in, and the negative pole jack 14 is connected with the current-receiving metal sheet 15, so that the two groups of circuits can be controlled, the rotary switch can be realized, the cam 10 is made of nylon materials, the wear resistance is high, the insulating property is high, the diameter value of the steel ball 22 is between the inner diameter value of the spring 21 and the inner diameter value of the through hole 20, the spring 21 can push the steel ball 22 to move in the through hole 20, the limiting hole 23 is arranged on the outer side of the steel ball 22, the main shaft 17 can realize one-time positioning every thirty degrees of rotation, the cross section of the limiting hole 23 is circular, the inner diameter value of the limiting hole 23 is one half of the diameter value of the steel ball 22, the main shaft 17 can be positioned, and the rotation is easy, so that the effects of durability, easiness in rotation during use and high safety are achieved.

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. A rotary switch convenient to maintain comprises a panel (1) and is characterized in that the panel (1) is composed of an upper shell (2) and a lower shell (3), a bolt (4) is fixedly arranged on the upper shell (2), a screw hole (5) is fixedly arranged on the lower shell (3), the upper shell (2) is fixedly connected with the lower shell (3) through the bolt (4) penetrating through the screw hole (5), a protective cover (6) is fixedly connected on the upper shell (2), a knob (7), a first elastic conductive metal sheet (8), a second elastic conductive metal sheet (9) and a cam (10) are fixedly arranged on the surface of the upper shell (2) respectively, a positive wiring pile head (13) and a negative wiring pile head (11) are fixedly connected at two ends of the first elastic conductive metal sheet (8) and the second elastic conductive metal sheet (9) respectively, a positive jack (12) is arranged on the positive wiring pile head (13), the negative pole wiring pile head comprises a negative pole wiring pile head (11), a negative pole jack (14) is formed in the negative pole wiring pile head (11), a power receiving metal sheet (15) is connected to the negative pole jack (14), a mounting seat (16) is fixedly arranged in a panel (1), a main shaft (17) is arranged in the mounting seat (16), a cam (10) is arranged at the upper end of the main shaft (17) in a penetrating mode, a knob (7) is arranged at the upper end of the cam (10), a bearing (19) is fixedly arranged at the lower end of the main shaft (17), the main shaft (17) is arranged inside the bearing (19) in a penetrating mode, a through hole (20) is formed above the bearing (19), a spring (21) is arranged in the through hole (20), steel balls (22) are arranged at two ends of the spring (21), and a limiting hole (23) is formed in the outer side of the steel balls (22).

2. A rotary switch for facilitating maintenance according to claim 1, wherein the first resilient conductive metal sheet (8) and the second resilient conductive metal sheet (9) are symmetrically mounted on both sides of the knob (7).

3. The rotary switch convenient to maintain according to claim 1, wherein one side of the upper end of the main shaft (17) is provided with a positioning opening (18), the inner walls of the cam (10) and the knob (7) are provided with positioning protrusions, and the positioning protrusions are matched with the positioning openings (18).

4. A rotary switch for facilitating maintenance according to claim 1, characterised in that the cross-section of the mounting seat (16) is circular.

5. The rotary switch convenient to maintain as claimed in claim 1, wherein the panel (1) has an upper end surface provided with a mounting hole, two corresponding sides of the mounting hole are provided with limiting openings, the outer wall of the mounting seat (16) is fixedly provided with a limiting protruding edge (24), and the limiting protruding edge (24) is matched with the limiting openings.