CN210120058U

CN210120058U - Dual-power switch for electric appliance protection

Info

Publication number: CN210120058U
Application number: CN201921450492.9U
Authority: CN
Inventors: 刘印星; 刘冉冉; 刘祥生
Original assignee: Hongsu Electric Technology Co Ltd
Current assignee: Hongsu Electric Technology Co Ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-02-28
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a dual power switch for electrical apparatus protection, include the casing and connect the electric piece, two sets of installation covers of up end fixedly connected with of casing, a set of installation cover of lower terminal surface fixedly connected with, three groups the inboard of installation cover all inlays and is equipped with the mounting bracket, two sets of connecting pipes that run through the mounting bracket of the inside symmetrical fixedly connected with of mounting bracket, the inside of connecting pipe inlays and is equipped with the electric piece that connects, the casing inboard is two sets of travelers of horizontal fixedly connected with, and has the slider in the sliding between two sets of travelers. The utility model discloses in, at first, adopt the electromagnetic type to switch over the structure, this kind of structure has shortened the response time who switches over, can be quick switch over the power and handle to promoted change over switch and switched over the efficiency of handling, secondly, adopt snap-on mounting structure, this kind of structure avoids the wire to expose the production of phenomenon, has reduced the production of electric shock phenomenon, has also promoted the efficiency of wire installation processing simultaneously.

Description

Dual-power switch for electric appliance protection

Technical Field

The utility model relates to a dual supply automatic transfer switch technical field especially relates to a dual supply switch is used in electrical apparatus protection.

Background

The double-power-supply change-over switch is a microprocessor-controlled device for starting and switching between grid power and grid power or between grid power and a generator power supply in a power grid system, and can enable the power supply to supply power continuously. When the common power fails or fails suddenly, the dual power supplies are automatically switched into the standby power supply through the dual power supply change-over switch, so that the equipment can still run normally. Most common are elevators, fire fighting, surveillance, lighting, etc.

However, the existing dual-power transfer switch still has the defects that: adopt mechanical type switching structure mostly, the response time of switching is longer, can't be quick switch the processing with the power, and the efficiency of switching processing is lower, and secondly, adopt spiral mounting structure mostly, both easily lead to the production of the wire phenomenon that exposes, the efficiency of installing the processing simultaneously is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the dual-power switch for protecting the electric appliance is provided for solving the problems that the response time of switching is long, the power supply cannot be rapidly switched and the efficiency of switching processing is low.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dual-power switch for protecting an electric appliance comprises a shell and electric connection blocks, wherein two groups of installation sleeves are fixedly connected to the upper end face of the shell, one group of installation sleeves are fixedly connected to the lower end face of the shell, installation frames are embedded in the inner sides of the three groups of installation sleeves, two groups of connecting pipes penetrating through the installation frames are symmetrically and fixedly connected to the inner parts of the installation frames, the electric connection blocks are embedded in the connecting pipes, two groups of sliding columns are horizontally and fixedly connected to the inner side of the shell, a sliding block is embedded between the two groups of sliding columns in a sliding manner, an extrusion spring is sleeved between the shell and the sliding block on the outer surface wall of the two groups of sliding columns, magnetic absorption blocks are installed on two inner sides of the sliding block, two groups of electric connection columns which are vertically distributed are symmetrically and fixedly connected to the inner parts of the sliding block, the outer ends of the two groups, and the outside of the soft iron core is wound with an electrified coil.

As a further description of the above technical solution:

the rear end face of the shell is fixedly connected with a mounting plate, and mounting holes are formed in four corners inside the mounting plate.

As a further description of the above technical solution:

the equal symmetrical fixedly connected with in inside both sides of three group's installation cover is two sets of elastic plates that are vertical distribution, and the inboard top fixedly connected with locking piece of two sets of elastic plates, the locked groove has been seted up to one side that the inside of mounting bracket is close to the locking piece.

As a further description of the above technical solution:

the vertical cross-section of locking piece and locked groove all is right trapezoid structure, and the right angle limit of locking piece and locked groove all faces the one side that is close to the casing.

As a further description of the above technical solution:

and rubber sleeves for coating the elastic plates are sleeved outside the three groups of mounting sleeves.

As a further description of the above technical solution:

the front end face of the connecting pipe is horizontally screwed and connected with a locking stud penetrating through the electric block through threads.

As a further description of the above technical solution:

the inboard bottom of casing is located the below symmetry of installation cover and inlays and be equipped with two sets of electrical pillar of leading, and two sets of electrical pillar of leading pass through the wire and be connected with electricity piece and circular telegram coil respectively.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, adopt the electromagnetic type to switch the structure, be provided with the traveller in the inboard of casing, slider and magnetism piece of inhaling, one side that is close to magnetism piece of inhaling in the inside of casing is provided with soft iron core and circular telegram coil simultaneously, when the main line outage, the circular telegram coil just can the stop power supply, under the spring action of extrusion spring, the slider just can slide left in the traveller outside, the electric connection post on the slider just can connect the electric connection piece and lead electrical pillar, the secondary circuit just can communicate, the response time of switching has been shortened to this kind of structure, can be quick switch the processing with the power, thereby the efficiency of change over switch switching processing has been promoted.

2. The utility model discloses in, adopt block type mounting structure, be provided with elastic plate and locking piece on the installation cover, be provided with the connecting pipe simultaneously on the mounting bracket, connect electric piece and locked groove, can fill in the inside of connecting pipe with electrically conductive conductor part, the conductor just can with connect the laminating mutually of electric piece, alright fix the wire in connecing the electric piece through the locking double-screw bolt, insert the inside of mounting bracket whole again, under the spring action of elastic plate, the inside of locked groove just can be slipped into to the locking piece, the block installation of mounting bracket and mounting sleeve has just been accomplished and has been handled, the production of the phenomenon is exposed to the wire is avoided to this kind of structure, the production of electric shock phenomenon has been reduced, the efficiency of wire installation processing has also been promoted simultaneously.

Drawings

Fig. 1 shows a schematic block diagram of a structure provided according to an embodiment of the present invention;

fig. 2 is a schematic diagram illustrating an internal structure of a housing according to an embodiment of the present invention;

fig. 3 shows a schematic view of a connection structure of the mounting sleeve and the mounting frame according to an embodiment of the present invention.

Illustration of the drawings:

1. a housing; 2. mounting a plate; 201. mounting holes; 3. installing a sleeve; 301. an elastic plate; 302. a locking block; 4. a rubber sleeve; 5. a mounting frame; 501. locking the groove; 6. a connecting pipe; 601. a power connection block; 602. locking the stud; 7. a traveler; 8. a slider; 9. a magnetic block; 10. connecting a power post; 11. a soft iron core; 12. an electrified coil; 13. a compression spring; 14. and a conductive post.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a dual-power switch for protecting an electric appliance comprises a shell 1 and an electric connection block 601, wherein two groups of installation sleeves 3 are fixedly connected to the upper end face of the shell 1, one group of installation sleeves 3 are fixedly connected to the lower end face of the shell, installation frames 5 are embedded in the inner sides of the three groups of installation sleeves 3, two groups of connecting pipes 6 penetrating through the installation frames 5 are symmetrically and fixedly connected to the inner sides of the installation frames 5, the electric connection block 601 is embedded in the connecting pipes 6, two groups of sliding columns 7 are horizontally and fixedly connected to the inner side of the shell 1, a sliding block 8 is embedded between the two groups of sliding columns 7 in a sliding manner, an extrusion spring 13 is sleeved between the shell 1 and the sliding block 8 on the outer surface wall of each group of sliding columns 7, magnetic connection blocks 9 are installed on the two inner sides of the sliding block 8, two groups of electric connection columns 10 which are vertically distributed are symmetrically and fixedly connected to the inner sides of the sliding blocks 10 and are mutually, and an energizing coil 12 is wound around the outside of the soft iron core 11.

Specifically, as shown in fig. 1 and fig. 2, the rear end face of the housing 1 is fixedly connected with the mounting plate 2, the mounting holes 201 are formed in four corners inside the mounting plate 2, the front end face of the connecting pipe 6 is horizontally screwed and connected with the locking studs 602 penetrating through the power connection block 601 through threads, and the mounting plate 2 and the mounting holes 201 are arranged, so that the housing 1 is integrally mounted and fixed, and meanwhile, the locking studs 602 are arranged to fix a wire in the power connection block 601 in a locked manner.

Specifically, as shown in fig. 2 and fig. 3, two sets of elastic plates 301 which are vertically distributed are symmetrically and fixedly connected to two sides of the interior of three sets of mounting sleeves 3, and the locking blocks 302 are fixedly connected to the tops of the inner sides of the two sets of elastic plates 301, a locking groove 501 is formed in one side, close to the locking block 302, of the interior of the mounting bracket 5, the vertical cross sections of the locking blocks 302 and the locking groove 501 are in right-angled trapezoid structures, and the right-angled edges of the locking blocks 302 and the locking groove 501 face one side, close to the shell 1, respectively, the mounting bracket 5 is convenient to slide into the interior of the mounting sleeve 3, and can limit the sliding-out of the mounting bracket 5, the rubber sleeves 4 which cover the elastic plates 301 are sleeved outside the three sets of mounting sleeves 3, the elastic plates 301 are convenient to be arranged, the locking blocks 302 are convenient to elastically clamped into the locking groove 501, the rubber sleeves 4 are arranged, on one hand, the exterior of the mounting sleeve 3 can be sealed, on the other hand, the elastic limit processing of the elastic plate 301 and the locking block 302 is performed.

Specifically, as shown in fig. 2, two sets of conductive posts 14 are symmetrically embedded in the bottom of the inner side of the housing 1 below the mounting sleeve 3, and the two sets of conductive posts 14 are respectively connected to the power connection block 601 and the power-on coil 12 through wires, and the arrangement of the conductive posts 14 facilitates the switching connection between the main line and the secondary line and the power-on switching processing of the power-on coil 12.

The working principle is as follows: when the switch is used, the whole switch is fixed on a specified mounting surface through the mounting plate 2, when the connection processing of a lead is required, a conductive conductor part is plugged into the connecting pipe 6, the conductor can be attached to the power connection block 601, the lead of the locking stud 602 can be fixed in the power connection block 601, the mounting frame 5 is integrally inserted into the mounting sleeve 3, when the mounting frame 5 slides into the inner side of the mounting sleeve 3, the locking block 302 can slide into the locking groove 501 under the elastic force of the elastic plate 301, the mounting frame 5 can be integrally clamped and fixed on the inner side of the mounting sleeve 3, the power connection block 601 can be contacted with the power connection column 10, the main circuit can be communicated, when the main circuit is powered off, the power supply of the coil 12 can be stopped, the soft iron core 11 can lose the magnetic force, under the elastic force of the extrusion spring 13, the slide block 8 can slide leftwards outside the slide column 7, when the slider 8 moves to the left side of the housing 1, the electrical connection post 10 on the slider 8 is connected with the electrical connection block 601 and the electrical conduction post 14, the secondary circuit is connected, and the electromagnetic switching processing of the circuit is completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a dual-power switch for electrical apparatus protection, includes casing (1) and connects electric block (601), its characterized in that, the up end fixedly connected with two sets of installation cover (3) of casing (1), lower terminal surface fixedly connected with a set of installation cover (3), three groups the inboard of installation cover (3) all inlays and is equipped with mounting bracket (5), the inside symmetry fixedly connected with two sets of connecting pipes (6) that run through mounting bracket (5) of mounting bracket (5), the inside of connecting pipe (6) is inlayed and is equipped with electricity connection block (601), casing (1) inboard is horizontal fixedly connected with two sets of travelers (7), and has the slider (8) between two sets of travelers (7), the outward appearance wall of two sets of travelers (7) is located the cover between casing (1) and slider (8) and is equipped with extrusion spring (13), the inside both sides of slider (8) are installed and are inhaled piece (9), the inside symmetry fixedly connected with of slider (8) is two sets of electric post (10) that connect that are vertical distribution, and the outer end of two sets of electric post (10) and the inner laminating each other that connects electric block (601), the inside of casing (1) is close to one side fixedly connected with soft iron core (11) of magnetism piece (9) of inhaling, and the outside of soft iron core (11) around having connect electrical coil (12).

2. The dual-power switch for protecting the electric appliance according to claim 1, wherein a mounting plate (2) is fixedly connected to a rear end surface of the housing (1), and mounting holes (201) are formed in four corners inside the mounting plate (2).

3. The dual-power switch for protecting electric appliances according to claim 1, wherein two sets of elastic plates (301) are symmetrically and fixedly connected to two sides of the interior of the three sets of mounting sleeves (3), the two sets of elastic plates (301) are vertically distributed, the locking blocks (302) are fixedly connected to the tops of the inner sides of the two sets of elastic plates (301), and a locking groove (501) is formed in one side of the interior of the mounting bracket (5) close to the locking blocks (302).

4. The dual-power switch for protecting the electric appliance is characterized in that the vertical cross sections of the locking block (302) and the locking groove (501) are in a right-angle trapezoid structure, and the right-angle sides of the locking block (302) and the locking groove (501) face to one side close to the shell (1).

5. The dual-power switch for protecting the electric appliance according to claim 3, wherein the three sets of mounting sleeves (3) are sleeved with rubber sleeves (4) covering the elastic plates (301).

6. The dual-power switch for protecting the electric appliance according to claim 1, wherein the front end surface of the connecting pipe (6) is horizontally screwed and connected with a locking stud (602) penetrating through an electric block (601) through a thread.

7. The dual-power switch for protecting the electric appliance according to claim 1, wherein two sets of conductive posts (14) are symmetrically embedded in the bottom of the inner side of the housing (1) below the mounting sleeve (3), and the two sets of conductive posts (14) are respectively connected with the power-on block (601) and the power-on coil (12) through conducting wires.