CN209311544U - The ammeter for facilitating conducting wire plug-in type to connect - Google Patents

Abstract

The utility model provides an electric meter convenient for plug-in connection of wires, comprising: a shell, a plug, a wire pressing mechanism and a wire connecting mechanism; the shell is recessed to form a jack, and the jack is inserted into one end of the plug, and the plug and the inner wall of the jack are detachable connection, the first conductive sheet is installed on the inner bottom surface of the jack, and the second conductive sheet is installed on the plug. When the plug is connected to the inner wall of the jack, the first conductive sheet and the second conductive sheet are in close contact; The wire hole where the wire is inserted, the plug is provided with an installation cavity, and the wire pressing mechanism is provided with an elastic member; a wire connection mechanism is installed in the installation cavity, and the wire pressing mechanism can drive the wire and the wire connection mechanism under the elastic force of the elastic member electrical connection. The electric meter which facilitates plug-in connection of wires solves the problem in the prior art that the wires and the electric meter are connected by plugging, which cannot ensure that the electric wires and the shell of the electric meter will not be detached and that the electric wires and the electric meter are in good electrical contact.

Description

Electric meter for easy wire plug-in connection

technical field

The utility model relates to an electric meter, in particular to an electric meter which is convenient for plug-in connection of wires.

Background technique

The Chinese patent discloses a meter box with the application number CN201520980133.X, which is plugged with a meter and a wire. The lower part of the body is made with wire inlet and outlet holes, the box is equipped with a meter fixing seat, the lower part of the meter fixing seat is fixed with a plug, the bottom of the plug is fixed with a wire, the upper part of the meter fixing seat is made with a meter fixing hook; The electric meter jack matched with the plug is made with a tooth groove matched with the plug. Although the meter box is said to realize the connection between the meter and the wire by plugging, but I don’t know how to ensure that the wire will not be separated from the meter case through the connection between the meter case and the wire, so how to ensure that the wire and the meter case will not be separated. And under the condition that the wire and the meter are in good electrical contact, it is an urgent problem to be solved that the wire and the meter are connected by plugging.

Utility model content

The utility model aims to provide an electric meter which is conveniently plugged in to connect wires, and solves the problem in the prior art that the wires and the electric meter are connected by plugging, which cannot ensure that the wires and the shell of the electric meter will not be separated and that the electric wires and the electric meter are in good electrical contact.

In order to achieve the above object, the utility model adopts the following technical solutions:

An electric meter for convenient plug-in connection of wires, comprising: a housing, a plug, a wire pressing mechanism, and a wire connecting mechanism; The first conductive sheet is installed on the bottom surface, and the second conductive sheet is installed on the plug. When the plug is connected to the inner wall of the socket, the first conductive sheet and the second conductive sheet are in close contact; the other end of the plug is recessed to form a wire hole for the wire to be inserted into. , There is an installation cavity inside the plug, the wire hole passes through the cavity, a wire pressing mechanism is installed in the installation cavity, the manual part of the wire pressing mechanism extends out of the plug, and an elastic member is arranged in the wire pressing mechanism; in the installation cavity A wire connection mechanism is installed inside, and the wire pressing mechanism can drive the wire to be electrically connected with the wire connection mechanism under the elastic force of the elastic member.

Compared with the prior art, the utility model has the following beneficial effects:

By arranging the wire clamping mechanism, the wire end is held in the plug, and at the same time, the clamped wire end is connected to the second conductive sheet through the wire connection mechanism through the elastic force of the elastic member (that is, the spring), which ensures The electrical contact is good, and the phenomenon of falling off after power-on will not occur; in addition, the plug and the shell are detachably connected, which facilitates the connection, and because the plug and the shell are rigidly connected, it is not easy to fall off.

Other advantages, objectives and features of the utility model will partly be embodied through the following description, and partly will be understood by those skilled in the art through the research and practice of the utility model.

Description of drawings

Fig. 1 is the structure schematic diagram of the ammeter that facilitates plug-in connection of wires;

Figure 2 is a cross-sectional view of the connection between the wire and the shell;

FIG. 3 is an enlarged view of A in FIG. 2 .

Reference signs: shell 1, convex part 11, first conductive sheet 12, plug 2, wire hole 21, groove 22, installation cavity 23, second conductive sheet 24, wire pressing mechanism 3, pull rod 31, driving ring 32 , spring 33, auxiliary pull ring 34, wire connection mechanism 4, the third conductive sheet 41, inserting rod 42, elastic ring 43, cord 44, electric wire 45.

Detailed ways

In order to make the technical means, creative features, purpose and effect of the utility model realized clearer and easier to understand, the utility model will be further elaborated below in conjunction with the accompanying drawings and specific implementation methods:

As shown in Figures 1 to 3, the utility model proposes an electric meter that is convenient for plug-in connection of wires, including: a housing 1, a plug 2, a wire pressing mechanism 3 and a wire connecting mechanism 4; the housing 1 is recessed to form a jack, The jack is inserted into one end of the plug 2, and the plug 2 is detachably connected to the inner wall of the jack. The first conductive sheet 12 is installed on the inner bottom surface of the jack, and the second conductive sheet 24 is installed on the plug 2. When the plug 2 and the inner wall of the jack After the connection, the first conductive sheet 12 is in close contact with the second conductive sheet 24; the other end of the plug 2 is recessed to form a wire hole 21 for the insertion of the wire 5, and an installation cavity 23 is opened in the plug 2, and the wire hole 21 passes through the cavity. A wire pressing mechanism 3 is installed in the chamber 23, and the manual part of the wire pressing mechanism 3 stretches out the plug 2, and an elastic member is arranged in the wire pressing mechanism 3; a wire connecting mechanism 4 is installed in the installation cavity 23, and a The wire pressing mechanism 3 can drive the wire 5 to be electrically connected with the wire connecting mechanism 4 under the elastic force. The inner wall of the socket is recessed to form a card slot, and a convex part 11 protrudes from the outer wall of the plug 2, and the convex part 11 is snap-fitted with the inner wall of the card slot. Since the size of the convex part 11 is not large, it can ensure that the convex part 11 is inserted into the socket at the same time. inside the hole.

In order to design a wire pressing mechanism 3 and a wire connecting mechanism 4 with a simple structure, the wire pressing mechanism 3 includes: a pull rod 31, a driving ring 32 and a spring 33, and a movable driving ring 32 is installed in the installation cavity 23, and the driving ring 32 Connect to one end of the pull rod 31, the other end of the pull rod 31 protrudes from the plug 2, the end of the pull rod 31 protruding from the plug 2 is the manual part, the drive ring 32 is parallel to the center line of the wire hole 21, and the pull rod 31 is perpendicular to the center line of the drive ring 32 , the drive ring 32 is connected to one end of the spring 33, the other end of the spring 33 is fixed to the inner wall of the installation cavity 23, and the drive ring 32 is provided with a through hole that communicates the inner hole of the drive ring 32 with the installation cavity 23;

The wire connection mechanism 4 includes: a third conductive sheet 41 and an insertion rod 42, the third conductive sheet 41 can extend into the through hole to contact with the wire head of the wire 5, the third conductive sheet 41 is installed on one end of the insertion rod 42, and the insertion rod 42 One end is installed on the inner wall of the installation chamber 23;

The driving ring 32 is used for passing the wire end of the wire 5 , and can keep the wire end of the wire 5 in close contact with the third conductive sheet 41 under the elastic force of the spring 33 .

In order to ensure the contact effect between the third conductive sheet 41 and the wire end of the wire 5, an elastic ring 43 is installed between the third conductive sheet 41 and the insertion rod 42, the third conductive sheet 41 is connected to one end of a flexible wire 44, and the flexible wire 44 is connected to the other end. One end is electrically connected to the second conductive sheet 24 through a wire 45 . The arrangement of the flexible wire 44 is to adapt the third conductive sheet 41 to maintain electrical connection with the movement of the elastic ring 43, avoid the third conductive sheet 41 and the electric wire 45 falling off due to the compression of the elastic ring 43, and ensure good contact.

In order to improve the probability that the lead wire 5 wire ends pass through the driving ring 32, the inner wall of the mounting chamber 23 for the pull rod 31 to pass through is recessed to form a groove 22, and the inner diameter of the driving ring 32 is greater than the diameter of the wire hole 21. When the driving ring 32 and the groove 22 The center line of the driving ring 32 is aligned when being close to each other. When pulling, make driving ring 32 and groove 22 inwalls be close to, can indicate that driving ring 32 is aligned with wire hole 21, have made things convenient for inserting lead 5 wire ends (lead wire 5 wire ends are exposed copper wire etc.).

In order to pull the pull rod 31 conveniently, the end of the pull rod 31 outside the plug 2 is connected with an auxiliary pull ring 34 .

The working principle of this embodiment: first, pull the auxiliary pull ring 34, so that the driving ring 32 which is far away from the wire hole 21 moves toward the direction of the wire hole 21, and pull the driving ring 32 to a place where it cannot be pulled, that is, the driving ring 32 Closely adhere to the groove 22 and keep this state; then, insert the wire end of the wire 5 into the wire hole 21 and ensure that the wire end of the wire 5 passes through the drive ring 32, and ensure that a section of the wire end of the wire 5 passes through the drive ring 32 and continues to extend into the to the wire hole 21; then, release the auxiliary pull ring 34, and pull the driving ring 32 to the direction away from the wire hole 21 under the elastic force of the spring 33, and the driving ring 32 will press the wire end of the wire 5 on the inner wall of the installation cavity 23, clamp Tighten the wire end of the wire 5 to ensure that the wire 5 will not fall off from the plug 2, and the third conductive sheet 41 extends into the inside under the elastic force of the spring 33 and the elastic ring 43 to keep the third conductive sheet 41 close to the wire end of the wire 5 to realize electrical connection ; Finally, insert the plug 2 into the jack, and the convex part 11 snaps into the slot to realize the connection between the plug 2 and the shell 1 .

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the purpose and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (5)

1. it is a kind of facilitate conducting wire plug-in type connect ammeter characterized by comprising shell, plug, conducting wire hold-down mechanism and Conducting wire bindiny mechanism；

Housing depressions form jack, and jack is inserted into for plug one end, and plug is detachably connected with jack inner wall, on jack inner bottom surface First conductive sheet is installed, the second conductive sheet is installed on plug, after plug is connect with jack inner wall the first conductive sheet with Second conductive sheet is close to；

The plug other end is recessed the string holes to be formed for conducting wire insertion, installation cavity is offered in plug, string holes, which passes through, behave affectedly, and is installing Intracavitary to be equipped with conducting wire hold-down mechanism, the hand-operated of conducting wire hold-down mechanism stretches out plug, and setting is flexible in conducting wire hold-down mechanism Part；

Conducting wire bindiny mechanism is installed in installation cavity, conducting wire and conducting wire can be driven in the elastic force lower wire hold-down mechanism of elastic component Bindiny mechanism's electrical connection.

2. the ammeter according to claim 1 for facilitating conducting wire plug-in type to connect, which is characterized in that conducting wire hold-down mechanism packet Include: pull rod, band rotating ring and spring are equipped with mobile band rotating ring in installation cavity, and band rotating ring is connected to pull rod one end, draws The bar other end stretches out plug, and the end that pull rod stretches out plug is hand-operated, the centerline parallel with rotating ring and string holes, pull rod and band The central axis of rotating ring, band rotating ring are connected to spring one end, and the spring other end is fixed with installation cavity wall, and band rotating ring offers The through-hole that will be connected to rotating ring inner hole with installation cavity；

Conducting wire bindiny mechanism includes: third conductive sheet and inserted link, and third conductive sheet can be stretched in through-hole and be connect with conducting wire the end of a thread Touching, third conductive sheet are mounted on inserted link one end, and the installation of the inserted link other end is installed on cavity wall；

It is used to pass through for the end of a thread of conducting wire with rotating ring, conducting wire the end of a thread is able to maintain under spring force and is close to third conductive sheet.

3. the ammeter according to claim 2 for facilitating conducting wire plug-in type to connect, which is characterized in that in third conductive sheet and insert Elastic ring is installed, third conductive sheet is connected to a flexible cord one end, and the flexible cord other end is electrically connected by wires to second between bar Conductive sheet.

4. the ammeter according to claim 3 for facilitating conducting wire plug-in type to connect, which is characterized in that installation cavity is passed through for pull rod Inner wall depression formed groove, the interior diameter with rotating ring be greater than string holes diameter, when being close to rotating ring with groove with rotating ring Center line alignment.

5. the ammeter according to claim 4 for facilitating conducting wire plug-in type to connect, which is characterized in that pull rod is located at outside plug End connection helps pull ring.