CN219286245U - Plug-in type micro-movement switch assembly - Google Patents

Abstract

The utility model discloses a plug-in type micro switch assembly, which comprises a shell, a pressing spring plate and a plurality of wiring pins, wherein the pressing spring plate and the wiring pins are arranged on the shell, the plug-in type micro switch assembly also comprises a plug-in seat and a plug connector, the bottom of the plug-in seat is fixed on the shell, the top of the plug-in seat is provided with a plug groove for the plug connector to be inserted in, each wiring pin penetrates through the top wall of the shell and then stretches into the plug groove, the plug connector is provided with a jack corresponding to each wiring pin one to one, the plug connector is also fixedly provided with a plurality of wires which are electrically connected with the built-in conductors of each jack in one to one, and the plug-in seat and the plug connector are provided with a fool-proof structure which is matched with each other. The micro-switch has the advantages that the micro-switch is provided with the plug seat fixedly connected with the shell and the plug connector fixedly connected with the lead, when the micro-switch needs to be electrically connected with the outside, the plug connector is only required to be inserted into the plug groove of the plug seat, the electric connection between each wiring pin and the outside lead can be realized, the wire welding or other mode wiring is not required, the efficiency is high, and the installation is convenient.

Description

Plug-in type micro-movement switch assembly

Technical Field

The utility model relates to a micro switch, in particular to a plug-in type micro switch assembly.

Background

The upper end face of a micro switch used by the current fireproof door closer is provided with a micro spring, three wiring pins are arranged on the opposite lower end face in parallel at intervals, each wiring pin is perpendicular to the lower end face, and particularly reference can be made to micro switch pictures published by Chinese appearance design patent CN 202130521771. When the micro-gap switch is used in devices such as door closer, three wire ends separated from one end of the spiral line (or other connecting wires) are needed to be welded with three wire pins correspondingly, so that the assembly efficiency is affected, the labor cost is high, and the micro-gap switch is not easy to detach after being welded and fixed, so that the post-maintenance is inconvenient.

Disclosure of Invention

The utility model aims to provide a plug-in type micro-switch assembly, which aims to overcome the defects of inconvenient wiring, influence on assembly efficiency and the like of the conventional micro-switch for a door closer.

The technical scheme for solving the technical problems is as follows: the utility model provides a plug-in type micro-action switch subassembly, includes the casing and locates push down shell fragment and a plurality of wiring pin on the casing, still include socket and connector, the socket bottom is fixed in on the casing, the socket top has confession connector male jack groove, each the wiring pin runs through behind the casing roof stretch into in the jack groove, be equipped with on the connector with each wiring pin one-to-one's jack, still be fixed with on the connector with each the built-in conductor one-to-one of jack is connected a plurality of wires, the socket with be equipped with on the connector and mutually support prevent slow-witted structure.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the casing is formed by connecting an upper casing and a lower casing through a clamping structure, and the upper casing top wall is integrally formed with the plug seat.

Further, the joint structure is including locating the engaging lug of both sides around lower casing upper portion, be equipped with the joint through-hole on the engaging lug, the both sides be equipped with around the upper casing with the engaging lug one-to-one step down the groove and be in step down the inslot side of step down is equipped with downwardly extending's elasticity buckle, the upper casing compress tightly downwards in during the upper casing, the engaging lug gets into step down the groove just the gib head card of elasticity buckle lower extreme is gone into in the joint through-hole.

Further, the plug-in socket is a cuboid-shaped socket body, the plug-in groove is a cuboid-shaped groove, and the plug-in connector is a cuboid-shaped connector matched with the plug-in groove.

Further, the fool-proof structure comprises fool-proof notch grooves and fool-proof clamping strips which are matched with each other.

Further, the fool-proof notch groove is formed in the position, deviating from the middle point, of the upper ends of the left side wall and the right side wall of the plug seat, and the fool-proof clamping strip is formed in the position, deviating from the middle point, of the upper ends of the left side wall and the right side wall of the plug seat.

Further, the built-in conductor is a copper sleeve embedded in the jack.

Further, the plug seat and the plug connector are both made of hard plastic.

Compared with the prior art, the utility model has the technical effects and advantages that:

the micro-gap switch subassembly that provides has with casing fixed connection's bayonet socket and with wire fixed connection's plug, each wiring pin is located the jack of bayonet socket, establishes on the plug with each wiring pin complex jack, when micro-gap switch needs to be connected with outside electricity, only need insert the plug on the bayonet socket can realize the electricity of each wiring pin and outside wire and be connected, need not bonding wire or other mode wiring, efficient, simple to operate.

Drawings

FIG. 1 is an exploded view of a plug-in micro-switch assembly according to the present utility model;

FIG. 2 is an isometric view of a housing and receptacle portion of the plug-in microswitch assembly of FIG. 1;

FIG. 3 is a front view of the housing and receptacle portion of FIG. 2;

FIG. 4 is a right side view of the housing and receptacle portion of FIG. 2;

FIG. 5 is a top view of the housing and receptacle portion of FIG. 2;

FIG. 6 is an isometric view of a plug in the plug-in microswitch assembly of FIG. 1;

FIG. 7 is a top view of the bayonet of FIG. 6;

FIG. 8 is a front view of the bayonet of FIG. 6;

fig. 9 is an isometric view of the upper housing of fig. 2 with the docking station attached thereto, removed from the lower housing.

In the drawings, the list of components represented by the various numbers is as follows:

1. pressing the spring plate; 2. a wiring pin; 3. a socket; 4. a plug; 5. a plug-in groove; 6. a jack; 7. a wire; 8. an upper housing; 9. a lower housing; 10. a connecting lug; 11. a relief groove; 12. an elastic buckle; 13. a hook head; 14. fool-proof notch groove; 15. a fool-proof clamping strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, if terms indicating orientations such as "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. are used, the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the indicated devices or elements must have a specific orientation, be configured and operated in the specific orientation, and thus are not to be construed as limiting the present utility model.

As shown in fig. 1 to 9, the utility model provides a plug-in type micro switch assembly, which comprises a shell, a pressing spring plate 1 and a plurality of wiring pins 2 which are arranged on the shell, and further comprises a plug seat 3 and a plug connector 4, wherein the bottom of the plug seat 3 is fixed on the shell, a plug groove 5 for the plug connector 4 to insert is arranged at the top of the plug seat 3, each wiring pin 2 penetrates through the top wall of the shell and then stretches into the plug groove 5, jacks 6 which are in one-to-one correspondence with each wiring pin 2 are arranged on the plug connector 4, a plurality of wires 7 which are in one-to-one correspondence with built-in conductors of each jack 6 are also fixed on the plug connector 4, and a fool-proof structure which is mutually matched is arranged on the plug seat 3 and the plug connector 4.

It should be noted that, when the plug is inserted into the plug slot of the plug socket, each wiring pin in the slot is correspondingly inserted into the jack, and the wiring pin is fully contacted and conducted with the built-in conductor after being inserted into the jack. In order to ensure convenient plugging, each wiring pin in the plugging groove is vertical to the notch and also vertical to the top surface of the shell.

In one embodiment of the present utility model, the housing is formed by connecting an upper housing 8 and a lower housing 9 through a clamping structure, and the socket 3 is integrally formed on the top wall of the upper housing 8.

In other words, the upper shell and the lower shell are in clamping fit to form a complete shell, the basic circuit structure and the necessary components of the micro switch are arranged in the shell, which is consistent with the conventional micro switch structure, and not described herein, the integral forming of the plug seat on the top wall of the upper shell means that the plug seat is formed synchronously when the upper shell is formed, i.e. the plug seat and the upper shell are not provided with any connecting structure, and the plug seat and the upper shell are integrated when in injection molding or casting forming.

In an embodiment of the present utility model, as shown in fig. 2 and 9, the fastening structure includes a connection lug 10 disposed on front and rear sides of an upper portion of the lower housing 9, a fastening through hole is disposed on the connection lug 10, a yielding groove 11 corresponding to the connection lug 10 one to one is disposed on front and rear sides of the upper housing 8, and a resilient clip 12 extending downward is disposed inside the yielding groove 11, when the upper housing 8 is pressed down on the upper housing 8, the connection lug 10 enters the yielding groove 11, and a hook 13 at a lower end of the resilient clip 12 is clipped into the fastening through hole.

It can be understood that the clamping structure is relatively simple in structure, convenient for clamping and matching of the upper shell and the lower shell and convenient to assemble. The hook heads of the elastic buckles are clamped into the clamping through holes of the connecting lugs, the upper shell and the lower shell can be kept well connected and are not separated under normal conditions, if necessary, the hook heads can be jacked inwards by using tools to separate from the clamping through holes, and at the moment, the upper shell and the lower shell can be separated.

In one embodiment of the present utility model, the socket 3 is a cuboid-shaped socket body, the socket 5 is a cuboid-shaped groove, and the socket head 4 is a cuboid-shaped joint matched with the socket 5.

It is understood that the shapes of the plugging seat, the plugging head and the plugging groove are not limited to cuboid shapes, and are cylindrical, elliptic cylinder and other structural forms when necessary, and the plugging connection function can be realized as well.

In one embodiment of the present utility model, the fool-proof structure includes a fool-proof notch 14 and a fool-proof clip 15 that are matched with each other.

In one embodiment of the present utility model, the fool-proof notch 14 is disposed at the upper ends of the left and right side walls of the socket 3 at a position deviated from the midpoint, and the fool-proof clip 15 is disposed at the upper ends of the left and right side walls of the socket 4 at a position deviated from the midpoint, where the deviated midpoint means that the midpoint of the fool-proof clip in the front-rear direction does not coincide with the midpoint of the socket in the front-rear direction.

It should be noted that, the fool-proof notch groove and the fool-proof clamping strip are matched with each other, and the fool-proof structure is only a feasible and simpler fool-proof structure, which can ensure that the plug connector can be inserted into the plug groove according to a specific direction, so that reverse insertion is avoided, and the fool-proof clamping strip has a guiding function, and is beneficial to better alignment and insertion of each wiring pin with each jack.

In each of the above embodiments, the internal conductor is a copper sleeve embedded in the insertion hole 6. The copper bush and the jack can be in interference fit, and a plurality of inwards-protruding bumps or elastic sheets can be arranged in the copper bush, so that the connection pins are guaranteed to be well contacted and conducted with the copper bush after being inserted, and the contact resistance is reduced. The built-in conductor is not limited to be a copper sleeve, but can also be an aluminum sleeve or a copper column with a spring, an aluminum column and the like, and when the wiring pin is inserted into the jack, the wiring pin is abutted against the copper column and the spring is moderately compressed.

In one embodiment of the utility model, the socket 3 and the plug 4 are both made of hard plastic.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides a plug-in type micro-action switch subassembly, includes the casing and locates push shell fragment (1) and a plurality of wiring pin (2) on the casing, its characterized in that still includes socket (3) and bayonet joint (4), socket (3) bottom is fixed in on the casing, socket (3) top has confession bayonet joint (4) male jack groove (5), each wiring pin (2) run through behind the casing roof stretch into in jack groove (5), be equipped with on bayonet joint (4) with each jack (6) of wiring pin (2) one-to-one, still be fixed with on bayonet joint (4) with each a plurality of wire (7) of built-in conductor one-to-one electrical connection of jack (6), socket (3) with be equipped with the foolproof structure of mutually supporting on bayonet joint (4).

2. A plug-in type micro-action switch assembly according to claim 1, wherein the housing is formed by connecting an upper housing (8) and a lower housing (9) through a clamping structure, and the plug-in socket (3) is integrally formed on the top wall of the upper housing (8).

3. The plug-in type micro-action switch assembly according to claim 2, wherein the clamping structure comprises connecting lugs (10) arranged on the front side and the rear side of the upper portion of the lower shell (9), clamping through holes are formed in the connecting lugs (10), yielding grooves (11) which are in one-to-one correspondence with the connecting lugs (10) are formed in the front side and the rear side of the upper shell (8), elastic buckles (12) which extend downwards are arranged on the inner sides of the yielding grooves (11), and when the upper shell (8) is pressed downwards, the connecting lugs (10) enter the yielding grooves (11) and hook heads (13) at the lower ends of the elastic buckles (12) are clamped into the clamping through holes.

4. The plug-in type micro-action switch assembly according to claim 1, wherein the plug-in base (3) is a cuboid-shaped base body, the plug-in groove (5) is a cuboid-shaped groove, and the plug-in connector (4) is a cuboid-shaped connector matched with the plug-in groove (5).

5. The plug-in type micro-switch assembly according to claim 4, wherein the fool-proof structure comprises fool-proof notch grooves (14) and fool-proof clamping strips (15) which are matched with each other.

6. The plug-in type micro-action switch assembly according to claim 5, wherein the fool-proof notch groove (14) is formed at the position, deviating from the middle point, of the upper ends of the left and right side walls of the plug-in connector (3), and the fool-proof clamping strip (15) is formed at the position, deviating from the middle point, of the upper ends of the left and right side walls of the plug-in connector (4).

7. A plug-in micro-switch assembly according to any one of claims 1 to 6, wherein the built-in conductor is a copper sleeve embedded in the socket (6).

8. A plug-in micro-switch assembly according to any one of claims 1 to 6, wherein the plug socket (3) and the plug connector (4) are both made of rigid plastic.

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