CN216133778U

CN216133778U - Automatic electric switch

Info

Publication number: CN216133778U
Application number: CN202122699840.XU
Authority: CN
Inventors: 刘建戈; 戴欣; 崔树春; 徐晓敏; 朱正磊; 刘鑫
Original assignee: HuaiAn Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Current assignee: HuaiAn Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-03-25
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses an automatic electrical switch, which comprises a shell, a movable frame control mechanism and a clamping unit, wherein the shell is provided with a clamping groove; a housing: the left side surface of the inner part of the shell is fixedly connected with an installation table, two metal bases are arranged on the inner side of the installation table, the left ends of the metal bases penetrate through the left end of the shell, slide ways are arranged on the front side surface and the rear side surface of the inner part of the shell, a movable frame is connected on the slide ways in a sliding mode, two metal shafts are arranged at the left ends of the movable frame, a lead is fixedly connected to the right end of each metal shaft, and a binding post is arranged at the upper end of each lead; the adjustable shelf control mechanism: is arranged on the inner right side surface of the shell; a clamping unit: is arranged on the mounting table; wherein: still include the singlechip, the singlechip is established on the inside right flank of shell. This automatic electric switch, when using, can make the metal contact use for a long time can not become flexible, avoids contact failure to the emergence of the conflagration because of contact failure causes has been prevented, and is very safe.

Description

Automatic electric switch

Technical Field

The utility model relates to the technical field of electrical switches, in particular to an automatic electrical switch.

Background

The electrical switch generally comprises a switch shell, an input wiring terminal, an output wiring terminal, two movable contacts and two fixed contacts, and the movable contacts are controlled to move through a switch control mechanism, so that the movable contacts and the fixed contacts are in contact conduction or separated disconnection.

The patent with the publication number of CN 204834402U discloses an automatic electrical switch, which comprises a switch mounting part, a waterproof insulating film, a switch body, a plurality of mounting holes, a magnetic adsorption block, a sealing ring and a signal receiving device, wherein the switch body is embedded in the front end face of the switch mounting part, the waterproof insulating film is fixedly connected to the front end face of the switch mounting part, the waterproof insulating film covers the switch body, the mounting holes are formed in the edge of the switch mounting part, the magnetic adsorption block is fixedly arranged in the center of the rear end face of the switch mounting part, the switch mounting part is fixedly mounted through mounting bolts or the magnetic adsorption block penetrating through the mounting holes, the sealing ring is arranged on the rear end face of the switch mounting part and located at the edge of the switch mounting part, and the signal receiving device is arranged at the upper end of the switch mounting part and is electrically connected with the switch body.

However, when the existing automatic electrical switch is used, metal contact points are easy to loosen after being used for a long time, poor contact is easy to cause, fire disasters are caused, and the existing automatic electrical switch is very dangerous.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, and provide an automatic electrical switch, which can prevent the metal contact from loosening after being used for a long time and avoid poor contact, thereby preventing the occurrence of fire caused by poor contact, being very safe and effectively solving the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic electrical switch comprises a shell, a movable frame control mechanism and a clamping unit;

a housing: the left side surface of the inner part of the shell is fixedly connected with an installation table, two metal bases are arranged on the inner side of the installation table, the left ends of the metal bases penetrate through the left end of the shell, slide ways are arranged on the front side surface and the rear side surface of the inner part of the shell, a movable frame is connected on the slide ways in a sliding mode, two metal shafts are arranged at the left ends of the movable frame, a lead is fixedly connected to the right end of each metal shaft, and a binding post is arranged at the upper end of each lead;

the adjustable shelf control mechanism: is arranged on the inner right side surface of the shell;

a clamping unit: is arranged on the mounting table;

wherein: the single-chip microcomputer is arranged on the right side face of the inside of the shell, and the input end of the single-chip microcomputer is electrically connected with the output end of an external power supply.

Further, adjustable shelf control mechanism contains fixed plate, motor, drive gear, driven gear, threaded shaft and screwed pipe, fixed plate fixed connection is on the inside right flank of shell, motor fixed connection is on the fixed plate, the fixed cover of drive gear is connected on the output shaft of motor, threaded shaft swivelling joint is on the inside right flank of shell, screwed pipe fixed connection is at the right-hand member of adjustable shelf, driven gear fixed cover is connected at the side right-hand member of threaded shaft, drive gear and driven gear meshing, threaded shaft and screwed pipe threaded connection, the output of singlechip is connected to the input electricity of motor. Through the starter motor, the output shaft of motor rotates and can drives drive gear to rotate, and drive gear rotates and can drive driven gear to rotate, and driven gear rotates and can drive the screw shaft and rotate, and the screw shaft rotates and can drive the screwed pipe and remove, and the screwed pipe removes and can drive the adjustable shelf and remove.

Further, press from both sides tight unit and contain and press from both sides tight piece and pressure spring, press from both sides tight piece and have two and respectively sliding connection both sides around the right-hand member of mount table, two outer ends that press from both sides tight piece have all been seted up the mounting groove and the pressure spring is fixed in the mounting groove, the outer end of two pressure springs respectively with the inside front and back both sides face fixed connection of shell. When the metal shaft moves leftwards, the clamping block can be propped against, the clamping block is ejected out towards the front side and the rear side, and then after the metal shaft contacts the metal seat, the metal shaft can be clamped by the clamping block under the action of the pressure spring, so that the metal shaft can be prevented from loosening.

Furthermore, the clamping device also comprises two round corners, wherein the two round corners are respectively arranged at the right ends of the inner side surfaces of the two clamping blocks. When the metal shaft is pushed to the clamping block, the metal shaft can be pushed to the clamping block more conveniently through the round angle.

Furthermore, the sliding plate is further provided with two sliding plates which are fixedly connected to the front end and the rear end of the right side face of the movable frame respectively, and the sliding plates are connected with the sliding ways in the shell in a sliding mode. When the movable frame slides left and right, the movable frame can slide more stably through the sliding plate.

Furthermore, still include the battery, battery fixed connection is at the outside right-hand member face of shell, the input of singlechip is connected to the output electricity of battery. When power is cut off, the battery can conveniently and timely supply power to the single chip microcomputer, so that the single chip microcomputer can make corresponding instructions.

Compared with the prior art, the utility model has the beneficial effects that: this automatic electric switch has following benefit:

1. the automatic electric switch is provided with a movable frame control mechanism, an output shaft of a motor rotates to drive a transmission gear to rotate by starting a motor, the transmission gear rotates to drive a driven gear to rotate, the driven gear rotates to drive a threaded shaft to rotate, the threaded shaft rotates to drive a threaded pipe to move, and the threaded pipe moves to drive the movable frame to move;

2. the automatic electric switch is provided with the clamping unit, when the metal shaft moves leftwards, the clamping block can be propped against, the clamping block can be pushed out towards the front side and the rear side, and then after the metal shaft contacts the metal seat, the metal shaft can be clamped by the clamping block under the action of the pressure spring, so that the metal shaft can be prevented from loosening;

3. this automatic electric switch, when using, can make the metal contact use for a long time can not become flexible, avoids contact failure to the emergence of the conflagration because of contact failure causes has been prevented, and is very safe.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

fig. 3 is a sectional structure diagram of the present invention.

In the figure: the device comprises a shell 1, a mounting table 2, a metal base 3, a movable frame 4, a metal shaft 5, a lead 6, a binding post 7, a movable frame control mechanism 8, a fixing plate 81, a motor 82, a transmission gear 83, a driven gear 84, a threaded shaft 85, a threaded pipe 86, a clamping unit 9, a clamping block 91, a pressure spring 92, a round angle 10, a sliding plate 11, a battery 12 and a singlechip 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: an automatic electrical switch comprises a shell 1, a movable frame control mechanism 8 and a clamping unit 9; the shell 1: the left side surface of the inner part of the shell is fixedly connected with an installation table 2, two metal bases 3 are arranged on the inner side of the installation table 2, the left end of each metal base 3 penetrates through the left end of the shell 1, slide ways are arranged on the front side surface and the rear side surface of the inner part of the shell 1, a movable frame 4 is connected onto the slide ways in a sliding mode, two metal shafts 5 are arranged at the left end of each movable frame 4, a lead 6 is fixedly connected to the right end of each metal shaft 5, and a binding post 7 is arranged at the upper end of each lead 6; still include slide 11, slide 11 have two and respectively fixed connection at the front and back both ends of the right flank of adjustable shelf 4, slide 11 and the interior slide sliding connection of shell 1. The battery 12 is fixedly connected to the right end face of the outer portion of the shell 1, and the output end of the battery 12 is electrically connected with the input end of the single chip microcomputer 13. When the movable frame 4 slides left and right, the movable frame 4 can slide more stably through the sliding plate 11. When power is off, the battery 12 can conveniently and timely supply power to the singlechip 13, so that the singlechip 13 can make corresponding instructions; the movable frame control mechanism 8: is arranged on the inner right side surface of the shell 1; the movable frame control mechanism 8 comprises a fixed plate 81, a motor 82, a transmission gear 83, a driven gear 84, a threaded shaft 85 and a threaded pipe 86, the fixed plate 81 is fixedly connected to the right side surface of the inside of the shell 1, the motor 82 is fixedly connected to the fixed plate 81, the transmission gear 83 is fixedly connected to an output shaft of the motor 82 in a sleeved mode, the threaded shaft 85 is rotatably connected to the right side surface of the inside of the shell 1, the threaded pipe 86 is fixedly connected to the right end of the movable frame 4, the driven gear 84 is fixedly connected to the right end of the side surface of the threaded shaft 85 in a sleeved mode, the transmission gear 83 is meshed with the driven gear 84, the threaded shaft 85 is in threaded connection with the threaded pipe 86, and the input end of the motor 82 is electrically connected with the output end of the single chip microcomputer 13. By starting the motor 82, the rotation of the output shaft of the motor 82 can drive the transmission gear 83 to rotate, the rotation of the transmission gear 83 can drive the driven gear 84 to rotate, the rotation of the driven gear 84 can drive the threaded shaft 85 to rotate, the rotation of the threaded shaft 85 can drive the threaded pipe 86 to move, and the movement of the threaded pipe 86 can drive the movable frame 4 to move; the clamping unit 9: is arranged on the mounting table 2; the clamping unit 9 comprises two clamping blocks 91 and two pressure springs 92, the two clamping blocks 91 are respectively connected to the front side and the rear side of the right end of the mounting table 2 in a sliding mode, mounting grooves are formed in the outer ends of the two clamping blocks 91, the pressure springs 92 are fixed in the mounting grooves, and the outer ends of the two pressure springs 92 are respectively fixedly connected with the front side face and the rear side face of the inside of the shell 1. The clamping block further comprises two round corners 10, and the two round corners 10 are respectively arranged at the right ends of the inner side surfaces of the two clamping blocks 91. When the metal shaft 5 moves leftwards, the clamping block 91 can be abutted, the clamping block 91 is ejected towards the front side and the rear side, and then after the metal shaft 5 contacts the metal seat 3, the metal shaft 5 can be clamped by the clamping block 91 under the action of the pressure spring 92, so that the metal shaft 5 can be prevented from loosening. When the metal shaft 5 is pushed to the clamping block 91, the metal shaft 5 can be more conveniently pushed to the clamping block 91 through the round angle 10;

wherein: still include singlechip 13, singlechip 13 establishes on the inside right flank of shell 1, and the output of external power source is connected to the input electricity of singlechip 13.

The working principle of the automatic electrical switch provided by the utility model is as follows:

firstly, when the metal shaft 5 is closed, the single chip microcomputer 13 controls the motor 82 to be started, the motor 82 is started, an output shaft of the motor 82 rotates to drive the transmission gear 83 to rotate, the transmission gear 83 rotates to drive the driven gear 84 to rotate, the driven gear 84 rotates to drive the threaded shaft 85 to rotate, the threaded shaft 85 rotates to drive the threaded pipe 86 to move, the threaded pipe 86 moves to drive the movable frame 4 to move leftwards, the movable frame 4 moves leftwards to drive the metal shaft 5 to move leftwards, the metal shaft 5 moves leftwards to contact the metal base 3 to complete closing, when the metal shaft 5 moves leftwards, the clamping block 91 can be abutted to eject the clamping block 91 to the front side and the rear side, and then after the metal shaft 5 contacts the metal base 3, the clamping block 91 can clamp the metal shaft 5 under the action of the pressure spring 92, and looseness of the metal shaft 5 can be prevented. When the metal shaft 5 is pushed to the clamping block 91, the metal shaft 5 can be pushed to move the clamping block 91 more conveniently through the round angle 10, when the metal shaft is disconnected, the single chip microcomputer 13 controls the motor 82 to be started, the motor 82 is enabled to rotate reversely, then the movable frame 4 can be enabled to move rightwards, and therefore the metal shaft 5 is driven to move rightwards and then is disconnected with the metal base 3.

It is noted that the specific model of the single chip microcomputer 13 is PIC12F675, and the motor 82 is a micro motor JK-FF-N50 VA. The single chip microcomputer 13 controls the motor 82 to work by adopting a method commonly used in the prior art.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An automated electrical switch, comprising: comprises a shell (1), a movable frame control mechanism (8) and a clamping unit (9);

housing (1): the left side surface of the interior of the shell is fixedly connected with an installation table (2), two metal bases (3) are arranged on the inner side of the installation table (2), the left end of each metal base (3) penetrates through the left end of the shell (1), slide ways are arranged on the front side surface and the rear side surface of the interior of the shell (1), movable frames (4) are connected onto the slide ways in a sliding mode, two metal shafts (5) are arranged at the left ends of the movable frames (4), a lead (6) is fixedly connected to the right end of each metal shaft (5), and a binding post (7) is arranged at the upper end of each lead (6);

a movable frame control mechanism (8): is arranged on the inner right side surface of the shell (1);

clamping unit (9): is arranged on the mounting table (2);

wherein: the solar water heater is characterized by further comprising a single chip microcomputer (13), wherein the single chip microcomputer (13) is arranged on the right side face of the inside of the shell (1), and the input end of the single chip microcomputer (13) is electrically connected with the output end of an external power supply.

2. An automated electrical switch according to claim 1, wherein: the movable frame control mechanism (8) comprises a fixed plate (81), a motor (82), a transmission gear (83), a driven gear (84), a threaded shaft (85) and a threaded pipe (86), the fixed plate (81) is fixedly connected on the right side surface of the inner part of the shell (1), the motor (82) is fixedly connected on the fixed plate (81), the transmission gear (83) is fixedly sleeved on an output shaft of the motor (82), the threaded shaft (85) is rotatably connected to the right side surface of the interior of the shell (1), the threaded pipe (86) is fixedly connected to the right end of the movable frame (4), the driven gear (84) is fixedly sleeved at the right end of the side surface of the threaded shaft (85), the transmission gear (83) is meshed with the driven gear (84), the threaded shaft (85) is in threaded connection with the threaded pipe (86), the input end of the motor (82) is electrically connected with the output end of the singlechip (13).

3. An automated electrical switch according to claim 1, wherein: the clamping unit (9) comprises two clamping blocks (91) and pressure springs (92), the clamping blocks (91) are slidably connected to the front side and the rear side of the right end of the mounting table (2) respectively, mounting grooves are formed in the outer ends of the two clamping blocks (91) respectively, the pressure springs (92) are fixed in the mounting grooves, and the outer ends of the two pressure springs (92) are fixedly connected with the front side face and the rear side face of the inside of the shell (1) respectively.

4. An automated electrical switch according to claim 3, wherein: the clamping device is characterized by further comprising two round corners (10), wherein the two round corners (10) are arranged at the right ends of the inner side surfaces of the two clamping blocks (91) respectively.

5. An automated electrical switch according to claim 1, wherein: still include slide (11), slide (11) have two and respectively fixed connection both ends before the right flank of adjustable shelf (4), slide (11) and the interior slide sliding connection of shell (1).

6. An automated electrical switch according to claim 1, wherein: still include battery (12), battery (12) fixed connection is in the outside right-hand member face of shell (1), the input of singlechip (13) is connected to the output electricity of battery (12).