CN218352156U

CN218352156U - Emergency power-off protector

Info

Publication number: CN218352156U
Application number: CN202222894236.7U
Authority: CN
Inventors: 段双双
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-01-20
Anticipated expiration: 2032-11-01

Abstract

The utility model relates to a power-off protection technical field, concretely relates to emergent power-off protector, include the insulating casing and install the bee calling organ at its inner wall to and with insulating casing joint complex base, still include: a lifting plate is arranged inside the insulating shell, an electromagnet group is arranged between the lifting plate and the insulating shell, a conductive plate is fixedly arranged on the lower surface of the lifting plate, bulges are arranged at the left end and the right end of the conductive plate, insulating layers are arranged on the upper surface and the lower surface of each bulge, and a trigger mechanism is arranged inside the insulating shell; the clamping piece is symmetrically installed on the upper surface of the base, and the clamping piece is in sliding fit with the bulges arranged at the two ends of the current-conducting plate. The utility model discloses a cooperation between each part is used for when the external current changes too greatly, can cut off the power supply and send out the police dispatch newspaper to equipment automatically, protect equipment, when the electric current resumes normally, can the automatic recovery power supply simultaneously, guarantee equipment normal use.

Description

Emergency power-off protector

Technical Field

The utility model relates to a power-off protection technical field, concretely relates to emergency power-off protector.

Background

In current life, the emergency power-off protector is equipped with to most electrical equipment, like earth-leakage protector, and current emergency power-off protector can lead to its inside components and parts ageing because of long-term the use, leads to equipment in the course of the work, meets the electric current and changes when too big, and emergency power-off protection switch can not in time separate the outage, leads to equipment to break down because of the electric current changes, influences the use.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

To the above-mentioned shortcoming that prior art exists, the utility model provides an emergency power-off protector can solve effectively among the prior art emergency power-off protector and use inside components and parts ageing for a long time, can not in time cut off the power supply, leads to the problem that equipment broke down.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides an emergency power-off protector, include the insulating casing and install the bee calling organ at its inner wall to and with insulating casing joint complex base, still include: a lifting plate is arranged inside the insulating shell, an electromagnet group is arranged between the lifting plate and the insulating shell, a conductive plate is fixedly arranged on the lower surface of the lifting plate, bulges are arranged at the left end and the right end of the conductive plate, insulating layers are arranged on the upper surface and the lower surface of each bulge, and a trigger mechanism is arranged inside the insulating shell; the clamping piece is symmetrically installed on the upper surface of the base, and the clamping piece is in sliding fit with the bulges arranged at the two ends of the current-conducting plate.

Furthermore, the triggering mechanism comprises a vertical rod fixedly installed on the upper surface of the lifting plate, a trapezoidal block provided with a first inclined plane is symmetrically installed on the surface of the vertical rod, and the vertical rod is inserted into a round rod provided with a through groove in the surface.

Furthermore, a plurality of groups of fixing rods are symmetrically inserted into the lifting plate, the upper ends of the fixing rods are fixedly connected with the inner wall of the insulating shell, and the lifting plate is fixedly connected with the inner wall of the insulating shell through springs sleeved on the surfaces of the fixing rods.

Furthermore, a first group of the electromagnet groups is fixedly arranged on the upper surface of the lifting plate, and the other group of the electromagnet groups is fixedly arranged on the inner wall of the insulating shell.

Furthermore, a second inclined plane is symmetrically arranged on the inner wall of the through groove, and the second inclined plane is in sliding fit with the first inclined plane.

Furthermore, the round rod is provided with a guide ring in a sliding fit mode through a guide groove formed in the surface of the round rod, and the guide ring is fixedly connected with the inner wall of the insulating shell.

Advantageous effects

The technical scheme provided by the utility model, compare with known public technique, have following beneficial effect:

1. the utility model discloses a set up electro-magnet group, montant and round bar, and then under the effect of electro-magnet group, the first inclined plane that trapezoidal piece surface was seted up carries out sliding fit with the second inclined plane that logical inslot portion was seted up for the round bar removes and triggers bee calling organ, reminds staff's circuit current change too big in the outage, so that inspect.

2. The utility model discloses a set up clamping piece and current conducting plate, when the electric current is in the normal working range of equipment, clamping piece and conducting strip are in and connect the closure state, and when the electric current takes place great change, the electro-magnet group can drive the lifter plate action for produce between current conducting plate can and the clamping piece and slide and begin to separate, make equipment department cut off the power supply, avoid equipment to lead to the trouble because of the electric current is too big.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic diagram showing the structure of the present invention;

fig. 2 is a schematic structural plan front view of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 of the present invention;

fig. 4 is a schematic plan sectional view of the trigger mechanism of the present invention;

FIG. 5 is a schematic view of a part of the structure of the present invention;

fig. 6 is a schematic view of the front view of the structure of the present invention.

The reference numerals in the drawings represent: 1. an insulating case; 101. a buzzer; 2. a base; 201. a clip; 3. a lifting plate; 301. fixing the rod; 302. a spring; 4. an electromagnet group; 5. a conductive plate; 501. a protrusion; 6. a trigger mechanism; 601. a vertical rod; 602. a trapezoidal block; 6021. a first inclined plane; 603. a through groove; 6031. a second inclined plane; 604. a round bar; 6041. a guide ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Example (b): an emergency power-off protector, referring to figures 1-6; the power supply device comprises an insulating shell 1 and a buzzer 101 arranged on the inner wall of the insulating shell, wherein the buzzer 101 is communicated with an external power supply, and the buzzer 101 is arranged, so that the buzzer 101 can be closed to make a sound under the action of a round rod 604 when the current changes, and the sound can be conveniently found by a worker in time; the base 2 is clamped and matched with the insulating shell 1, clamping pieces 201 are symmetrically arranged on the upper surface of the base 2, the clamping pieces 201 are in sliding fit with protrusions 501 arranged at two ends of the conductive plate 5, the clamping pieces 201 are connected with a power line (not shown), the clamping piece 201 on one side is communicated with an external power supply, and the clamping piece 201 on the other side is connected with equipment through the power line (not shown); the clamping piece 201 is in sliding fit with the conductive plate 5, and the clamping piece 201 is arranged, so that the clamping piece can be contacted with the conductive plate 5, and power can be supplied to equipment conveniently;

referring to fig. 1-2, a lifting plate 3 is arranged inside an insulating shell 1, and then a conductive plate 5 fixedly mounted on the lower surface of the insulating shell can be driven to act and is matched with a clamping piece 201 to supply power or cut off the power of equipment; a plurality of groups of fixing rods 301 are symmetrically inserted into the lifting plate 3, the upper ends of the fixing rods 301 are fixedly connected with the inner wall of the insulating shell 1, and the movable lifting plate 3 can be guided and limited by arranging the fixing rods 301; the lifting plate 3 is fixed with the inner wall connection of the insulating shell 1 through the spring 302 which is sleeved on the surface of the fixing rod 301, and through the arrangement of the spring 302, the lifting plate 3 can be fixed, and meanwhile, the lifting plate 3 can be driven to reset through the reaction force generated when the lifting plate deforms.

Referring to fig. 1-3, by arranging the electromagnet groups 4 between the lifting plate 3 and the insulating shell 1, the electromagnet groups 4 are all connected with an external power supply, and when the electromagnet groups 4 are electrified, a mutual exclusion phenomenon can occur; by arranging the electromagnet group 4, when power is supplied to the equipment, mutual exclusion occurs when the electromagnet group 4 is electrified, and then the lifting plate 3 is driven to move downwards, so that the current-conducting plate 5 and the clamping piece 201 are closed to supply power to the equipment, when the current of an external power supply is too large, the mutual exclusion of the electromagnet group 4 is more severe, and then the current-conducting plate 5 continuously moves downwards, and the current-conducting plate is separated from the clamping piece 201 and simultaneously drives the trigger mechanism 6 to act, so that the buzzer 101 is triggered to start to act; first group fixed mounting in electro-magnet group 4 is at the upper surface of lifter plate 3, and another group fixed mounting is at the inner wall of insulating casing 1, the lower fixed surface of lifter plate 3 installs current conducting plate 5, both ends all are provided with protruding 501 about current conducting plate 5, and the upper surface of protruding 501 all installs the insulating layer with the lower surface, through setting up current conducting plate 5, then be connected two sets of clamping pieces 201, be convenient for supply power for equipment, the insulating layer that the cooperation set up simultaneously, the phenomenon of surface production electric arc about can avoiding protruding 501 when the surface contact with clamping piece 201.

Referring to fig. 3-5, the trigger mechanism 6 is arranged and arranged inside the insulating shell 1, so as to be matched with the electromagnet group 4, trigger the buzzer 101 to make a sound, remind a worker of the change of current, and avoid the phenomenon that the equipment cannot work due to too high or too low current; the method is used for solving the problem that in life, the equipment can exceed the maximum value or the minimum value of the rated working current of the equipment due to overlarge current change, so that the equipment fails. The triggering mechanism 6 comprises a vertical rod 601 fixedly arranged on the upper surface of the lifting plate 3, a trapezoidal block 602 provided with a first inclined surface 6021 is symmetrically arranged on the surface of the vertical rod 601, and the surface of the trapezoidal block 602 is provided with the first inclined surface 6021, so that the trapezoidal block is convenient to be matched with a second inclined surface 6031; the vertical rod 601 is inserted into a circular rod 604 with a through slot 603 on the surface, and the circular rod 604 is in sliding fit with the guide ring 6041 through an existing elastic member (not shown) arranged between the guide rings 6041, so that the circular rod 604 is reset; by arranging the round rod 604, the buzzer 101 can be triggered to act through the movement of the round rod 604, the surface of the round rod is provided with the through groove 603, the inner wall of the through groove 603 is symmetrically provided with the second inclined surface 6031, the second inclined surface 6031 is in sliding fit with the first inclined surface 6021, and by arranging the second inclined surface 6031, when the vertical rod 601 moves downwards along with the lifting plate 3, the round rod 604 can be driven to transversely move through the fit between the first inclined surface 6021 and the second inclined surface 6031, so that the buzzer 101 is triggered; the round bar 604 is slidably fitted with a guide ring 6041 through a guide groove formed in the surface of the round bar, and the guide ring 6041 is fixedly connected with the inner wall of the insulating housing 1, so that the round bar 604 can be guided and limited through the guide ring 6041.

Specifically, when the external power supply is powered on, the electromagnet group 4 is powered on to generate mutual exclusion reaction, so as to drive the lifting plate 3 to start to move downwards, and the round rod 604 is driven to trigger the buzzer 101 through the action of the vertical rod 601 in advance, so that a worker can be reminded that the equipment is powered on; when the lifting plate 3 moves downwards, the protrusions 501 at two ends of the conducting plate 5 are in contact with the clamping pieces 201, when the current value is within the rated current range of the device, power can be continuously supplied to the device, when the current change is too large, the mutual exclusion phenomenon of the electromagnet group 4 is larger, the conducting plate 5 further moves downwards, the protrusions 501 and the clamping pieces 201 start to be separated, the spring 302 is stretched, when the protrusions are separated, the vertical rod 601 installed on the surface of the lifting plate 3 starts to drive the trapezoidal block 602 provided with the first inclined plane 6021 on the surface to move downwards in the through groove 603, the first inclined plane 6021 and the second inclined plane 6031 are in contact and extruded, the round rod 604 starts to move transversely and trigger the buzzer 101, when the power is cut off, the current change of a worker is reminded to be too large, the protection of the device is realized, when the current is reduced and is lower than the lowest rated current of the device, the mutual exclusion of the electromagnet group 4 is reduced, the electromagnet plate 3 starts to move upwards at the reaction force generated by the spring 302, the protrusions 501 are further driven to be separated from the clamping pieces 201, and the buzzer 101 is reminded at the same time, and the change of the worker.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides an emergency power-off protector, includes insulating casing (1) and installs bee calling organ (101) at its inner wall to and with insulating casing (1) joint complex base (2), its characterized in that still includes: a lifting plate (3) is arranged inside the insulating shell (1), an electromagnet group (4) is arranged between the lifting plate (3) and the insulating shell (1), a conductive plate (5) is fixedly arranged on the lower surface of the lifting plate (3), bulges (501) are arranged at the left end and the right end of the conductive plate (5), insulating layers are arranged on the upper surface and the lower surface of each bulge (501), and a trigger mechanism (6) is arranged inside the insulating shell (1);

clamping piece (201), the upper surface at base (2) is installed to the symmetry, the protruding sliding fit that clamping piece (201) and current conducting plate (5) both ends set up.

2. The emergency power-off protector as claimed in claim 1, wherein the triggering mechanism (6) comprises a vertical bar (601) fixedly mounted on the upper surface of the lifting plate (3), a trapezoidal block (602) having a first inclined plane (6021) is symmetrically mounted on the surface of the vertical bar (601), and the vertical bar (601) is inserted into a circular rod (604) having a through groove (603) on the surface.

3. The emergency power-off protector according to claim 1, wherein a plurality of sets of fixing rods (301) are symmetrically inserted into the lifting plate (3), the upper ends of the fixing rods (301) are fixedly connected with the inner wall of the insulating shell (1), and the lifting plate (3) is fixedly connected with the inner wall of the insulating shell (1) through springs (302) sleeved on the surfaces of the fixing rods (301).

4. An emergency power-off protector according to claim 1, characterized in that a first of the electromagnet groups (4) is fixedly mounted on the upper surface of the lifter plate (3) and the other group is fixedly mounted on the inner wall of the insulating housing (1).

5. The emergency power-off protector according to claim 2, wherein the inner wall of the through groove (603) is symmetrically provided with a second inclined surface (6031), and the second inclined surface (6031) is in sliding fit with the first inclined surface (6021).

6. The emergency power-off protector according to claim 2, wherein the round rod (604) is slidably fitted with a guide ring (6041) through a guide groove formed on the surface thereof, and the guide ring (6041) is fixedly connected with the inner wall of the insulating shell (1).