CN214705820U

CN214705820U - Relay for DC low-power circuit

Info

Publication number: CN214705820U
Application number: CN202121132984.0U
Authority: CN
Inventors: 丁明江
Original assignee: Ningbo Yongyou Electronics Co ltd
Current assignee: Ningbo Yongyou Electronics Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-12
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a direct current miniwatt circuit uses relay, including rectangle shell, wiring base and two installation auxiliary assembly that are equipped with the coil, rectangle shell bottom is fixed with participates in, and wiring base surface corresponds and is fixed with the picture peg for supplementary rectangle shell is pulled out and is inserted installation auxiliary assembly installs in two wiring base both sides, the utility model discloses an optimize on current relay, add two installation auxiliary assembly to realize inserting the back to rectangle shell in the relay through two installation auxiliary assembly, can carry out a spacingly to it, avoid it not hard up, simultaneously, when extracting, can give and provide an ascending thrust, the auxiliary staff extracts, appears crooked when avoiding extracting, causes to participate in the bending.

Description

Relay for DC low-power circuit

Technical Field

The utility model relates to a relay technical field specifically is direct current miniwatt circuit uses relay.

Background

A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount (excitation amount) meets a predetermined requirement. It has an interactive relationship between a control system (also called an input loop) and a controlled system (also called an output loop). It is usually applied to automatic control circuit, and it is an "automatic switch" which uses small current to control large current operation, so that it can play the role of automatic regulation, safety protection and switching circuit in the circuit.

At present, a small-sized direct current relay refers to a small-sized electronic control device powered by direct current in a common mode, the relay generally comprises a rectangular shell and a wiring base, a special coil is arranged at the bottom of the rectangular shell, and pins are arranged at the bottom of the rectangular shell.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a direct current miniwatt circuit that the use was inserted to the small-size relay is pulled out to the convenience uses the relay to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the direct-current low-power circuit uses the relay, including rectangular shell, wiring base and two installation auxiliary assembly that are equipped with the coil, rectangular shell bottom is fixed with participates in, and wiring base surface correspondence is fixed with the picture peg for supplementary rectangular shell is pulled out and is inserted installation auxiliary assembly installs in two wiring base both sides.

Preferably, the installation auxiliary assembly is including fixing the mounting panel in the wiring base outside, it has the connecting rod to slide in the mounting panel and peg graft, the connecting rod top is fixed with the spacing board, and rectangular shell both sides all open the spacing groove with spacing board looks adaptation, the connecting rod bottom is fixed with the spacing ring, and cup joints the extrusion spring that contacts bottom spacing ring and mounting panel bottom the connecting rod, the auxiliary member is all installed to wiring base surface correspondence picture peg both sides, realizes stably pegging graft after the installation of rectangular shell through the installation auxiliary assembly, and the supplementary extraction when extracting.

Preferably, the auxiliary member includes the regulating plate, the regulating plate both ends are all fixed with the installation piece through the pivot, and two installation pieces fix on wiring base surface, it has the groove of accomodating that is used for the regulating plate to press the usefulness to accomodate to open on the picture peg, the connecting rod outside is fixed with the piece of supporting that offsets with the regulating plate outer end, utilizes the auxiliary member to assist the extraction to the rectangular shell.

Preferably, the bottom of the limiting plate is fixedly provided with a rubber pad which is in contact with the inner wall of the limiting groove, so that the friction force is improved.

Preferably, the connecting rod outside is fixed with a plurality of spacing, and corresponds spacing on the mounting panel and open and have a plurality of spacing mouths, spacing one end with support the piece fixed, and the distance is greater than mounting plate thickness between the other end and the spacing ring, through spacing mutually supporting of spacing and spacing mouth to make the regulation pole drive the limiting plate when spacing, can not rotate.

Preferably, the adjusting plate is of a Z-shaped structure, the contact end of the adjusting plate and the abutting block is higher than the other end of the adjusting plate, and the high end of the adjusting plate is convenient to press and adjust, so that the rectangular shell is more labor-saving to jack.

Preferably, the depth of the accommodating groove is consistent with the thickness of the insertion end of the adjusting plate, so that when the adjusting plate is accommodated, the surface of the adjusting plate is just level with the surface of the inserting plate, and the normal insertion of the rectangular shell cannot be influenced.

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

1. the utility model discloses an optimize on current relay, add two installation auxiliary assemblies to realize inserting the back to rectangular shell in the relay through two installation auxiliary assemblies, can carry out a spacingly to it, avoid it not hard up, simultaneously, when extracting, can provide an ascending thrust, the assistant personnel extract, appear crooked when avoiding extracting, cause to participate in the bending.

2. The utility model discloses limiting plate bottom is fixed with the rubber pad that contacts with the spacing inslot wall, improves frictional force.

3. The utility model discloses the holding tank degree of depth is unanimous with the regulating plate insertion end thickness for when the regulating plate was accomodate, the surface just in time flushed the surface with the picture peg, can not influence the normal insertion of rectangular shell.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the connection base and two installation auxiliary assemblies of the present invention;

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

fig. 4 is a schematic view of the connection relationship between the limiting strip and the limiting opening of the present invention.

In the figure: 1-a rectangular shell; 2-a wiring base; 3, inserting a plate; 4-installing auxiliary components; 5, mounting a plate; 6-connecting rod; 7-a limiting plate; 8-a limiting groove; 9-a limiting ring; 10-a compression spring; 11-an auxiliary element; 12-an adjusting plate; 13-a mounting block; 14-a receiving groove; 15-a resisting block; 16-a limit bar; 17-limiting port.

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.

Example 1

Referring to fig. 1 to 3, the relay for a dc low power circuit shown in the drawings includes a rectangular case 1 with a coil, a wiring base 2 and two auxiliary mounting assemblies 4, wherein pins are fixed at the bottom of the rectangular case 1, plug boards 3 are correspondingly fixed on the surface of the wiring base 2, and the auxiliary mounting assemblies 4 for assisting the plugging and unplugging of the rectangular case 1 are mounted on two sides of the two wiring bases 2.

The auxiliary mounting component 4 comprises a mounting plate 5 fixed on the outer side of the wiring base 2, a connecting rod 6 is inserted in the mounting plate 5 in a sliding mode, a limiting plate 7 is fixed to the top of the connecting rod 6, limiting grooves 8 matched with the limiting plates 7 are formed in two sides of the rectangular shell 1, a limiting ring 9 is fixed to the bottom of the connecting rod 6, an extrusion spring 10 in contact with the limiting ring 9 and the bottom of the mounting plate 5 is sleeved at the bottom of the connecting rod 6, auxiliary pieces 11 are mounted on two sides of the surface of the wiring base 2 corresponding to the plug boards 3, and a rubber pad in contact with the inner wall of the limiting groove 8 is fixed to the bottom of the limiting plate 7 in order to improve limiting stability;

simultaneously, auxiliary member 11 includes regulating plate 12, regulating plate 12 both ends are all fixed with installation piece 13 through the pivot, and two installation pieces 13 fix on wiring base 2 surfaces, it has and is used for regulating plate 12 to accomodate groove 14 according to accomodating the usefulness to open on

picture peg

3, 6 outsides of connecting rod are fixed with the piece 15 that supports that offsets with regulating plate 12 outer end.

The principle of small relay plug-in connection for small power electric appliance is as follows: firstly, a person rotates two limiting plates 7 on a wiring base 2, then aligns a rectangular shell 1 provided with a coil on the wiring base 2 and inserts the rectangular shell into an inserting plate 3, then upwards supports a limiting ring 9 to enable a connecting rod 6 to ascend, rotates the limiting plates 7 to enable the limiting plates 7 to be clamped with limiting grooves 8, and enables the limiting plates 7 to be downwards lowered under the action of an extrusion spring 10, so that the rectangular shell 1 can be stably inserted into the inserting plate 3, and the inserting stability is improved;

when extracting, the personnel push up the spacing ring 9 earlier for limiting plate 7 no longer extrudes spacing groove 8, then rotates again, under extrusion spring 10's effect, makes connecting rod 6 move down, and makes to support piece 15 and regulating plate 12 outer end and contact the extrusion, through lever principle, makes regulating plate 12 other end have a power of perk to rectangle shell 1, thereby the auxiliary staff pulls out, appears crooked when avoiding personnel to extract, causes to participate in the bending.

Example 2

Referring to fig. 3 and 4, in the present embodiment, as further described in embodiment 1, in the illustration, the installation auxiliary assembly 4 includes an installation plate 5 fixed on the outer side of the connection base 2, a connection rod 6 is inserted in the installation plate 5 in a sliding manner, a limiting plate 7 is fixed on the top of the connection rod 6, limiting grooves 8 matched with the limiting plate 7 are formed on both sides of the rectangular shell 1, a limiting ring 9 is fixed on the bottom of the connection rod 6, an extrusion spring 10 contacting with the limiting ring 9 and the bottom of the installation plate 5 is sleeved on the bottom of the connection rod 6, and auxiliary members 11 are installed on both sides of the surface of the connection base 2 corresponding to the insertion plate 3.

Wherein, the connecting rod 6 outside is fixed with a plurality of spacing 16, and corresponds spacing 16 on the mounting panel 5 and open and have a plurality of spacing mouths 17, spacing 16 one end with support piece 15 fixed, and the distance between the other end and spacing ring 9 is greater than mounting panel 5 thickness.

In this embodiment, through spacing mouthful 17 cooperation slip on fixed a plurality of spacing strips 16 in the connecting rod 6 outside and mounting panel 5, thereby make connecting rod 6 can not rotate easily, make when area control limiting plate 7 contacts with spacing groove 8, can not rotate, improve stability, simultaneously when needs pivoted, personnel promote spacing ring 9, make spacing strip 16 rebound, break away from spacing mouthful 17, can rotate limiting plate 7 this moment, break away from spacing groove 8, make limiting plate 7 and spacing groove 8's butt joint more convenient.

Example 3

Referring to fig. 2 and 3, in this embodiment, for further explanation of other embodiments, the auxiliary component 11 in the drawings includes an adjusting plate 12, two ends of the adjusting plate 12 are fixed with mounting blocks 13 through a rotating shaft, the two mounting blocks 13 are fixed on the surface of the wiring base 2, the inserting plate 3 is provided with a receiving groove 14 for receiving the adjusting plate 12, the outer side of the connecting rod 6 is fixed with a supporting block 15 supporting against the outer end of the adjusting plate 12, wherein the adjusting plate 12 is of a Z-shaped structure, the contact end of the adjusting plate 12 and the supporting block 15 are higher than the other end, and the depth of the receiving groove 14 is the same as the thickness of the insertion end of the adjusting plate 12.

In this embodiment, in order not to influence the normal of rectangular shell 1 and insert, with regulating plate 12 thickness with accomodate 14 degree of depth designs unanimously, simultaneously, in order to improve regulating plate 12's the efficiency of perk, through optimizing regulating plate 12's shape, design it for the Z type to the effect is more obvious when making the regulation.

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. The direct current miniwatt circuit uses the relay, its characterized in that includes:

the coil-mounted rectangular shell (1) and the wiring base (2) are provided, pins are fixed at the bottom of the rectangular shell (1), and plug boards (3) are correspondingly fixed on the surface of the wiring base (2);

and the two installation auxiliary assemblies (4) are used for assisting the rectangular shell (1) to be plugged in and the installation auxiliary assemblies (4) are installed on two sides of the two wiring bases (2).

2. The direct-current small-power circuit usage relay according to claim 1, characterized in that: installation auxiliary assembly (4) are including fixing mounting panel (5) in wiring base (2) outside, it has connecting rod (6) to slide to peg graft in mounting panel (5), connecting rod (6) top is fixed with spacing board (7), and rectangular shell (1) both sides all open spacing groove (8) with spacing board (7) looks adaptation, connecting rod (6) bottom is fixed with spacing ring (9), and connecting rod (6) bottom has cup jointed extrusion spring (10) that contact bottom spacing ring (9) and mounting panel (5), auxiliary member (11) are all installed to wiring base (2) surface correspondence picture peg (3) both sides.

3. The direct-current small-power circuit usage relay according to claim 2, characterized in that: auxiliary member (11) are including regulating plate (12), regulating plate (12) both ends are all fixed with installation piece (13) through the pivot, and two installation pieces (13) are fixed on wiring base (2) surface, it has and is used for regulating plate (12) to accomodate groove (14) according to accomodating the usefulness to open on picture peg (3), connecting rod (6) outside is fixed with and supports piece (15) that offsets with regulating plate (12) outer end.

4. The direct-current small-power circuit usage relay according to claim 2, characterized in that: and a rubber pad which is contacted with the inner wall of the limiting groove (8) is fixed at the bottom of the limiting plate (7).

5. The direct-current small-power circuit usage relay according to claim 2, characterized in that: the utility model discloses a spacing connecting rod (6) is fixed with a plurality of spacing (16) in the connecting rod (6) outside, and corresponds spacing (16) on mounting panel (5) and open and have a plurality of spacing mouthful (17), spacing (16) one end is fixed with to piece (15), and the distance is greater than mounting panel (5) thickness between the other end and spacing ring (9).

6. The direct-current small-power circuit usage relay according to claim 3, characterized in that: the adjusting plate (12) is of a Z-shaped structure, and the contact end of the adjusting plate (12) and the abutting block (15) is higher than the other end.

7. The direct-current small-power circuit usage relay according to claim 3, characterized in that: the depth of the accommodating groove (14) is consistent with the thickness of the insertion end of the adjusting plate (12).