CN214338379U

CN214338379U - Three-phase rotary switch for electronic element

Info

Publication number: CN214338379U
Application number: CN202022320814.7U
Authority: CN
Inventors: 周修魁
Original assignee: Wuxi Lejie Technology Co ltd
Current assignee: Chengdu Derui Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-10-01
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a three-phase rotary switch that electronic component used, concretely relates to three-phase rotary switch technical field, including the installation base, the top fixed mounting of installation base has the box, and the top movable sleeve of box is equipped with the connecting plate, and the top fixed mounting of connecting plate has the rotary rod, and the fixed cover in outside of rotary rod is equipped with the contact layer, and the fixed cover in top of box inner chamber is equipped with the resistance box, and the output list of connecting plate and the input fixed connection of resistance box. Above-mentioned scheme, the fan of fixed mounting in heating cabinet and the install bin can effectually cause irrecoverable influence to the normal use of coil with the inside steam and the outside of discharge three-phase rotary switch such as moisture of three-phase rotary switch, has effectually avoided steam, corrodes the coil and leads to the damage of coil even, has improved the device's practicality, just leakage detection case and alarm lamp can effectually monitor three-phase rotary switch's the electric leakage condition and timely warning staff through the alarm lamp.

Description

Three-phase rotary switch for electronic element

Technical Field

The utility model relates to a three-phase rotary switch technical field, more specifically say, the utility model relates to a three-phase rotary switch that electronic component used.

Background

Three-phase is the most common multi-phase alternating current system, the three-phase alternating current is a transmission form of electric energy, which is called three-phase for short, the three-phase alternating current power supply is a power supply composed of three alternating current potentials with the same frequency, equal amplitude and phases which are sequentially different from each other by 120 degrees, the rotary switch is a rotary pulse generator which can be used for replacing the traditional resistance potentiometer simulation function, three-phase asynchronous motor stator windings are connected with the three-phase alternating current power supply, so that three-phase symmetrical current flows into the windings, a rotary magnetic field is generated in an air gap of the motor, the rotary magnetic field cuts the rotor windings, induced potential is generated in the rotor windings, when the rotor windings form a closed loop, induced current flows in the rotor windings, so that the rotor field cuts the rotor windings, induced potential is generated in the rotor windings, when the rotor windings form a closed loop, induced current flows in the rotor windings, thus, the rotor current interacts with the rotating magnetic field to generate an electromagnetic force, thereby forming a torque, the rotor rotates in the direction of the torque, the resistance of the access circuit is adjusted by the rotary switch, thereby controlling the change of the current, and the three-phase rotary switch is widely used in various electronic components.

In the practical use process of the three-phase rotary switch, the coil inside the three-phase rotary switch determines the normal use of the three-phase rotary switch, but a certain amount of water vapor is introduced due to environmental factors when the three-phase rotary switch is used, the water vapor can cause irrecoverable influence on the normal use of the coil, the coil is corroded and even damaged, and meanwhile, in the use process of the three-phase rotary switch, due to the expiration of the service life or the reason of misoperation, the phenomenon of electric leakage can be generated, and certain threat can be caused to the life safety of a user.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a three-phase rotary switch that electronic component used, in order to solve prior art's three-phase rotary switch's the in-service use process, because the inside coil of three-phase rotary switch has decided three-phase rotary switch's normal use, but three-phase rotary switch's use can be because of the leading-in a certain amount of steam of environmental factor's reason, steam can cause irrecoverable influence to the normal use of coil, corrode the coil and lead to the damage of coil even, and simultaneously, three-phase rotary switch is in the in-process that uses, because life expires or misoperation's reason, can produce the phenomenon of electric leakage, can cause certain threatened problem to user's life safety.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a three-phase rotary switch that electronic component used, includes the installation base, the top fixed mounting of installation base has the box, the top movable sleeve of box is equipped with the connecting plate, the top fixed mounting of connecting plate has the rotary rod, the outside fixed sleeve of rotary rod is equipped with the contact layer, the fixed sleeve in top of internal chamber of box is equipped with the resistance box, just the output list of connecting plate and the input fixed connection of resistance box, one side fixed mounting of internal chamber of box has the wave filter, the bottom fixedly connected with electric leakage detection case of resistance box, the bottom fixed mounting of internal chamber of box has the heating cabinet, the side fixed mounting of box has the install bin, the bottom fixed mounting of install bin inner chamber has the baffle-box, the top fixedly connected with fan of baffle-box.

The buffer box comprises a buffer box inner cavity, a buffer block, a damping spring, a damping block fixedly connected with the top of the buffer block, a damping block fixedly connected with the top of the damping spring, a buffer groove and a buffer tank, wherein the buffer block is fixedly mounted at the bottom of the buffer box inner cavity, the damping spring is fixedly connected with the top of the damping block and the top of the buffer box inner cavity, and the buffer groove is formed in the middle of the buffer tank.

The contact layer is made of rubber components, the buffer block is made of rubber components, and the shock absorption block is made of rubber components.

The side fixed mounting of box inner chamber has the control box, the inside fixed mounting of control box has the controller, the side fixed mounting of box has the button.

The outer portion of the box body is detachably provided with a metal panel, and an alarm lamp is fixedly arranged on the outer portion of the metal panel.

The button is electrically connected with the input end of the controller through the A/D converter, the electric leakage detection box is electrically connected with the input end of the controller through the A/D converter, the controller is electrically connected with the input end of the fan through the D/A converter, the controller is electrically connected with the input end of the filter through the D/A converter, and the controller is electrically connected with the input end of the heating box through the D/A converter.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:

in the above scheme, the fan of fixed mounting can be effectual with the outside of discharge three-phase rotary switch such as the inside steam of three-phase rotary switch and moisture in heating cabinet and the install bin, effectually avoided steam to cause irrecoverable influence to the normal use of coil, corrode the coil and lead to the damage of coil even, improved the device's practicality, just leakage detection case and alarm lamp can effectually monitor three-phase rotary switch's the electric leakage condition and timely warning staff through the alarm lamp warning, improved the device's practicality.

Drawings

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

fig. 2 is an enlarged schematic view of fig. 1 at a according to the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic external structural view of the present invention;

fig. 5 is a system block diagram of the present invention.

[ reference numerals ]

1. A base; 2. a box body; 3. a contact layer; 4. a connecting plate; 5. rotating the rod; 6. a resistance box; 7. a filter; 8. an electric leakage detection box; 9. a heating box; 10. a control box; 11. a controller; 12. installing a box; 13. a buffer tank; 14. a buffer block; 15. a damping spring; 16. a damper block; 17. a fan; 18. a metal panel; 19. an alarm lamp; 20. a button.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

The embodiment of the present invention as shown in fig. 1 to 5 provides a three-phase rotary switch for electronic components, which comprises a mounting base 1, a box body 2 fixedly mounted on the top of the mounting base 1, a connecting plate 4 movably sleeved on the top of the box body 2, a rotary rod 5 fixedly mounted on the top of the connecting plate 4, a contact layer 3 fixedly sleeved on the outside of the rotary rod 5, a resistance box 6 fixedly sleeved on the top of the inner cavity of the box body 2, and the output sheet of the connecting plate 4 is fixedly connected with the input end of the resistance box 6, one side of the inner cavity of the box body 2 is fixedly provided with a filter 7, the bottom of the resistance box 6 is fixedly connected with an electric leakage detection box 8, the bottom of the inner cavity of the box body 2 is fixedly provided with a heating box 9, the side surface of the box body 2 is fixedly provided with an installation box 12, the bottom of the inner cavity of the installation box 12 is fixedly provided with a buffer box 13, and the top of the buffer box 13 is fixedly connected with a fan 17.

As shown in fig. 1 and 2, the bottom fixed mounting of the inner cavity of the buffer box 13 has a buffer block 14, the top fixed connection of the buffer block 14 has a damping spring 15, the top fixed connection of the damping spring 15 has a damping block 16, and the top of the damping block 16 is fixedly connected with the top of the inner cavity of the buffer box 13, the middle part of the buffer box 13 provided with the buffer slot contact layer 3 is made of rubber material, the material of the buffer block 14 is made of rubber material, and the material of the damping block 16 is made of rubber material.

Specifically, buffer tank 13 can effectual absorption and the vibration of alleviating, avoids the vibration that fan 17 work produced to produce influence and interference to the device.

As shown in fig. 1 and 5, a control box 10 is fixedly mounted on a side surface of an inner cavity of the box body 2, a controller 11 is fixedly mounted inside the control box 10, a button 20 is fixedly mounted on a side surface of the box body 2, the button 20 is electrically connected with an input end of the controller 11 through an a/D converter, the electric leakage detection box 8 is electrically connected with an input end of the controller 11 through an a/D converter, the controller 11 is electrically connected with an input end of the fan 17 through a D/a converter, the controller 11 is electrically connected with an input end of the filter 7 through a D/a converter, and the controller 11 is electrically connected with an input end of the heating box 9 through a D/a converter.

Specifically, the controller 11 makes the operation of the device more streamlined, and realizes the automatic operation of the device.

Referring to fig. 1 and 4, a metal panel 18 is detachably mounted on the exterior of the case 2, and a warning lamp 19 is fixedly mounted on the exterior of the metal panel 18.

Specifically, the alarm lamp 19 can prompt the worker that the device generates electric leakage.

The controller 11 is a Mitsubishi plc Industrial control Board FX1N-06 MR.

The working process of the utility model is as follows:

fixed mounting's fan 17 can be effectual with the inside steam of three-phase rotary switch and the outside of discharge three-phase rotary switch such as moisture in heating cabinet 9 and the installing bin 12, effectually avoided steam to cause irrecoverable influence to the normal use of coil, corrode the coil and lead to the damage of coil even, just electric leakage detection case 8 and alarm lamp 19 can effectually monitor three-phase rotary switch's the electric leakage condition and timely warning through alarm lamp 19 and remind the staff.

Above-mentioned scheme, the cooperation of heating cabinet 9 and fan 17 to electric leakage detection case 8 and alarm lamp 19 has avoided prior art's three-phase rotary switch's in the in-service use process, because the inside coil of three-phase rotary switch has decided three-phase rotary switch's normal use, but three-phase rotary switch's use can be because of the leading-in a certain amount of steam of environmental factor's reason, steam can cause irreparable influence to the normal use of coil, corrode the coil and lead to the damage of coil even, and simultaneously, three-phase rotary switch is in the in-process that uses, because life is due to or misoperation's reason, can produce the phenomenon of electric leakage, can cause the problem of certain threat to user's life safety, the effect of advantage has been guaranteed.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a three-phase rotary switch that electronic component used, includes the installation base, the top fixed mounting of installation base has the box, its characterized in that, the top movable sleeve of box is equipped with the connecting plate, the top fixed mounting of connecting plate has the rotary rod, the external fixation cover of rotary rod is equipped with the contact layer, the fixed cover in top of internal chamber of box is equipped with the resistance box, just the output list of connecting plate and the input fixed connection of resistance box, one side fixed mounting of internal chamber of box has the wave filter, the bottom fixedly connected with leakage detection case of resistance box, the bottom fixed mounting of internal chamber of box has the heating cabinet, the side fixed mounting of box has the install bin, the bottom fixed mounting of install bin inner chamber has the baffle box, the top fixedly connected with fan of baffle box.

2. The three-phase rotary switch for electronic components of claim 1, wherein a buffer block is fixedly mounted at the bottom of the inner cavity of the buffer box, a damping spring is fixedly connected to the top of the buffer block, a damping block is fixedly connected to the top of the damping spring, the top of the damping block is fixedly connected to the top of the inner cavity of the buffer box, and a buffer slot is formed in the middle of the buffer box.

3. The three-phase rotary switch according to claim 2, wherein the contact layer is made of a rubber material, the buffer block is made of a rubber material, and the damper block is made of a rubber material.

4. The three-phase rotary switch according to claim 1, wherein a control box is fixedly mounted on a side surface of the inner cavity of the box body, a controller is fixedly mounted inside the control box, and a button is fixedly mounted on a side surface of the box body.

5. The three-phase rotary switch for electronic components according to claim 1, wherein a metal panel is detachably attached to an exterior of the case, and an alarm lamp is fixedly attached to an exterior of the metal panel.

6. The three-phase rotary switch according to claim 4, wherein the button is electrically connected to an input terminal of the controller through an A/D converter, the leakage detecting box is electrically connected to an input terminal of the controller through an A/D converter, the controller is electrically connected to an input terminal of the fan through a D/A converter, the controller is electrically connected to an input terminal of the filter through a D/A converter, and the controller is electrically connected to an input terminal of the heating box through a D/A converter.