CN210897683U - Visual novel terminal row of elasticity - Google Patents

Abstract

The embodiment of the utility model discloses visual novel terminal row of elasticity, including the terminal row body, wire pressing groove and wiring groove have been seted up to the symmetry on the terminal row body, threaded connection has clamp bolt on the interior diapire of wire pressing groove, clamp bolt passes through insulating connecting rod and visual device fixed connection. The utility model discloses a visual device and devices such as clamp bolt that set up for the elasticity degree of clamp bolt can rely on the pilot lamp to discern in the terminal row, has avoided the loaded down with trivial details work that needs manual check one by one under the prior art, has improved the work efficiency of checking the maintenance to the terminal row point; through the battery that sets up for the inside miniature battery of change that the terminal row can be comparatively simple, the setting of switch can be when not using disconnection circuit connection, practices thrift miniature battery's electric quantity, and elastic mechanism's setting makes fixed conducting rod closely offset with the activity conducting rod, guarantees the intercommunication of circuit.

Description

A new type of terminal block with tightness visualization

technical field

The embodiments of the utility model relate to the field of line connection devices, in particular to a novel terminal block with a visual tightness.

Background technique

Terminal block means an insulating member that carries multiple or multiple sets of mutually insulated terminal components and is used to fix the support. The function of the terminal block is to connect the lines of the equipment inside the screen and the equipment outside the screen to transmit signals (current and voltage). The use of terminal blocks makes the wiring beautiful, easy to maintain, reliable in the connection between long-distance lines, and convenient for construction and maintenance.

The terminal blocks used in the existing substations do not have a tightness visualization device. Fastening the terminals is the top priority for the maintenance team to carry out regular inspection and maintenance work, because any line that is not fastened may cause a major disaster. Accident, at present, the terminal blocks used in the existing substations all rely on manual screwdrivers to test each screw, which is time-consuming and labor-intensive, easy to work fatigue, resulting in the effect can not be guaranteed, and sometimes it is possible to use too much force and screw the terminals. , resulting in slippery teeth.

At present, the conventional terminal block without the tightness visualization device has no quick way to judge whether the screw is loose, and can only use the screwdriver repeatedly to check. For the growing substation and the exponentially increasing number of terminals, the work efficiency of the old method can no longer be satisfied with the new situation, so it is necessary to design a new type of terminal block with tightness visualization.

Utility model content

To this end, the embodiments of the present invention provide a new type of terminal block with visible tightness, which solves the problem that the existing terminal block cannot rely on eyes to judge the tightness of the internal bolts.

In order to achieve the above purpose, the embodiments of the present utility model provide the following technical solutions:

A new type of terminal block with visible tightness, including a terminal block body, a wire pressing groove and a wiring groove are symmetrically opened on the terminal block body, and a pressing bolt is threaded on the inner bottom wall of the wire pressing groove, and the One end of the pressing bolt extends into the wiring slot, and the pressing bolt is fixedly connected to the visualization device through an insulating connecting rod;

The visualization device includes a fixed conductive rod and a movable conductive plate arranged in the terminal block body, and one end of the fixed conductive rod is abutted against the movable conductive plate, and an elastic mechanism is provided at one end of the fixed conductive rod and the movable conductive plate. , a switch, a battery and an indicator light are installed on the fixed conductive rod, and the movable conductive plate is connected with an insulating connecting rod.

As a preferred solution of the present invention, the switch includes a connecting conductive plate which is abutted against the two fixed conductive rods, and a control bolt is rotatably connected to the side of the connecting conductive plate away from the fixed conductive rod.

As a preferred solution of the present invention, the battery includes a battery slot arranged in the terminal block body, and conductive voltage pieces are symmetrically arranged on the inner side wall of the battery slot, and the fixed conductive rod and the two conductive voltage pieces are arranged symmetrically. Fixed connection, a miniature battery is installed between the two conductive voltage pieces.

As a preferred solution of the present invention, a pressure plate is clamped on the battery slot.

As a preferred solution of the present invention, the elastic mechanism includes an elongated conductive rod disposed in a placement groove at one end of the fixed conductive rod, and the elongated conductive rod and the placement groove are connected by a conductive spring.

As a preferred solution of the present invention, the conductive spring is in a compressed state.

As a preferred solution of the present invention, the terminal block body is provided with an indicator light seat, and the indicator light seat is connected with a fixed conductive rod, and the indicator light is installed in the indicator light seat.

The embodiment of the present invention has the following advantages:

(1) The present utility model enables the tightness of the pressing bolts in the terminal block to be identified by the indicator light through the provided visualization device and the pressing bolts, which avoids the tedious work requiring manual inspection one by one under the prior art, and improves the It improves the work efficiency of spot inspection and maintenance of the terminal block.

(2) Through the set battery, the terminal block can easily replace the internal micro battery, the switch can disconnect the circuit when not in use, save the power of the micro battery, and the elastic mechanism can fix the conductive rod and the movable The conductive rods are closely offset to ensure the connection of the circuit.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that are required to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only exemplary, and for those of ordinary skill in the art, other implementation drawings can also be obtained according to the extension of the drawings provided without creative efforts.

The structures, proportions, sizes, etc. shown in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with the technology, and are not used to limit the conditions that the present invention can be implemented. The technical substantive significance, the modification of any structure, the change of the proportional relationship or the adjustment of the size, without affecting the effect that the utility model can produce and the purpose that can be achieved, should still fall within the scope disclosed in the present utility model. The technical content must be within the scope of coverage.

FIG. 1 is a schematic structural diagram of a new type of terminal block with visible tightness in an embodiment of the present invention;

FIG. 2 is a schematic side view of a new type of terminal block with a visualized tightness in an embodiment of the present invention;

3 is a schematic structural diagram of a visualization device in an embodiment of the present invention;

4 is a schematic structural diagram of an elastic mechanism in an embodiment of the present invention.

In the picture:

1-Terminal block body; 2-Crimping groove; 3-Guide rod groove; 4-Pressing plate; 5-Insulation connecting rod; 6-Wiring groove; 7-Visual device; 8-Pressing bolt;

71- movable conductive plate; 72- fixed conductive rod; 73- switch; 74- battery; 75- indicator light; 76 elastic mechanism;

731-Control bolt; 732-Connect conductive plate;

741-battery slot; 742-miniature battery; 743-conductive voltage tab;

761-slender conductive rod; 762-placement slot; 763-conductive spring.

Detailed ways

The embodiments of the present invention will be described below by specific specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are of the present invention. Some examples, but not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIG. 1 to FIG. 4 , the present invention provides a new type of terminal block with visible tightness, including a terminal block body 1 . The terminal block body 1 is symmetrically provided with a wire crimping groove 2 and a wiring groove 6 . The inner bottom wall of the wire pressing slot 2 is threadedly connected with a pressing bolt 8, and one end of the pressing bolt 8 extends into the wiring slot 6, and the pressing bolt 8 is fixed to the visualization device 7 through the insulating connecting rod 5 connect;

The visualization device 7 includes a fixed conductive rod 72 and a movable conductive plate 71 arranged in the terminal block body 1, and one end of the fixed conductive rod 72 is in contact with the movable conductive plate 71, and the fixed conductive rod 72 is connected to the movable conductive plate 71. An elastic mechanism 76 is provided at the opposite end of the plates 71 , a switch 73 , a battery 74 and an indicator light 75 are installed on the fixed conductive rod 72 , and the movable conductive plate 71 is connected to the insulating link 5 .

The switch 73 includes a connecting conductive plate 732 abutting against the two fixed conductive rods 72 , and a control bolt 731 is rotatably connected to the side of the connecting conductive plate 732 away from the fixed conductive rod 72 .

The battery 74 includes a battery slot 741 arranged in the terminal block body 1 , the inner side wall of the battery slot 741 is symmetrically provided with conductive tabs 743 , and the fixed conductive rod 72 is fixedly connected with the two conductive tabs 743 , A micro battery 742 is installed between the two conductive plates 743 .

A pressing plate 4 is clamped on the battery slot 741 .

The elastic mechanism 76 includes an elongated conductive rod 761 disposed in a placement groove 762 at one end of the fixed conductive rod 72 , and the elongated conductive rod 761 and the placement groove 762 are connected by a conductive spring 763 .

The conductive spring 763 is in a compressed state.

The terminal block body 1 is provided with an indicator light seat, and the indicator light seat is connected with the fixed conductive rod 72, and the indicator light 75 is installed in the indicator light seat.

It should be noted here that the visualization device 7 is arranged in the guide rod groove 3 provided inside the terminal block body 1, and a plurality of fixed conductive rods 72 and movable conductive rods 71 are installed in the guide rod groove 3, and the fixed conductive rods 72 and 71 are installed in the guide rod groove 3. The rod 72 is fixedly installed in the guide rod groove 3, the movable guide rod groove 71 is slidably connected in the guide rod groove 3, and the movable conductive rod 71 is fixedly connected with the insulating connecting rod 5. The entire visualization device is actually a conductive circuit. Power is supplied, and the movable conductive rod 71 is driven by the pressing bolt 8 to abut against the fixed conductive rod 72, so that the entire circuit is closed. The connection with the two fixed conductive rods 72 is to realize the on-off of the control circuit. The on-off of the entire circuit is displayed by the on and off state of the indicator light 75. The light of the indicator light 75 indicates that the circuit is connected, and the pressing bolt 8 is in the pressing state. status, the indicator light 75 is off, indicating that the circuit is disconnected, one is that the switch 73 is disconnected, and the other is that the movable conductive rod 71 is disconnected from the fixed conductive rod 72, that is, the pressing bolt 8 is no longer in the pressing state, and needs to be tightened. Bolt 8.

When using the utility model, firstly connect the wires according to the normal terminal block, put the wires into the wiring slot 6, and then turn the pressing bolt 8, so that the pressing bolt 8 presses the wires in the wiring slot 6, and will not fall off , at this time, the pressing bolt 8 drives the insulating connecting rod 5 to move in the same direction during the pressing process, and drives the movable conductive rod 71 connected to it in the guide rod groove 3 to also move in the same direction. When the wire is pressed in the wiring slot 6, the movable conductive rod 71 is in contact with the fixed conductive rod 72. At this time, the switch 73 is in a closed state, the whole circuit is in a closed state, and the indicator light 75 is on, indicating that the wire in the wiring slot 6 has been pressed. . When the pressing bolt 8 does not completely press the wires in the wiring slot 6, the movable conductive rod 71 is not in contact with the fixed conductive rod 72, the circuit is in a disconnected state, and the indicator light 75 does not light up, indicating that the operator has not pressed the bolt 8. Press down. When performing regular inspection and maintenance on the fastening terminals in the substation, the tightness of the compression bolts 8 in the terminal block body 1 can be directly judged by the on and off of the indicator light 75, and there is no need to use a screwdriver to inspect each compression bolt 8. , greatly reducing the labor intensity of the staff and improving labor efficiency.

Furthermore, when the terminal block body 1 is not in use, the pressure plate 4 can be removed, the miniature battery 742 in the battery 74 can be taken out, or the control bolt 731 can be rotated, so that the connecting conductive plate 732 is fixed and conductive in the guide rod groove 3. The rod 72 is separated, so that the whole circuit is disconnected, and the power of the miniature battery 742 can be saved to the maximum extent, and the internal miniature battery 742 can be replaced through the pressing plate 4, so as to ensure that the utility model will not lose its function due to the exhaustion of the power of the miniature battery 742. , Cut the utility model design on the basis of conventional terminals, on the basis of cost saving, practicability is also guaranteed.

Although the present utility model has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present utility model, which is obvious to those skilled in the art. Therefore, these modifications or improvements made on the basis of not departing from the spirit of the present invention belong to the scope of protection of the present invention.

Claims (7)

1. The novel visual terminal block of elasticity is characterized by comprising a terminal block body (1), wherein two wire pressing grooves (2) and wiring grooves (6) are symmetrically formed in the terminal block body (1), a compression bolt (8) is connected to the inner bottom wall of each wire pressing groove (2) in a threaded manner, one end of the compression bolt (8) extends into each wiring groove (6), and the compression bolt (8) is fixedly connected with a visual device (7) through an insulating connecting rod (5);

visualization device (7) are including setting up fixed conducting rod (72) and activity conducting plate (71) in terminal row body (1), just the one end and the activity conducting plate (71) one side of fixed conducting rod (72) offset, the one end that fixed conducting rod (72) and activity conducting plate (71) offset is equipped with elastic mechanism (76), install switch (73), battery (74) and pilot lamp (75) on fixed conducting rod (72), activity conducting plate (71) are connected with insulating connecting rod (5).

2. The novel terminal block with visualized tightness as claimed in claim 1, wherein said switch (73) comprises a connecting conductive plate (732) abutting against two sections of fixed conductive rods (72), and a control bolt (731) is rotatably connected to a side of said connecting conductive plate (732) far from said fixed conductive rods (72).

3. The novel tightness visualization terminal block according to claim 1, wherein the battery (74) comprises a battery groove (741) disposed in the terminal block body (1), the inner side wall of the battery groove (741) is symmetrically provided with conductive pressing sheets (743), the fixed conductive rod (72) is fixedly connected with the two conductive pressing sheets (743), and a micro battery (742) is installed between the two conductive pressing sheets (743).

4. The novel tightness visualization terminal block according to claim 3, wherein the battery groove (741) is clamped with a pressing plate (4).

5. The novel tightness visualization terminal block according to claim 4, wherein the elastic mechanism (76) comprises an elongated conductive rod (761) disposed in a placement slot (762) at one end of the fixed conductive rod (72), and the elongated conductive rod (761) and the placement slot (762) are connected by a conductive spring (763).

6. A novel tightness visualization terminal block according to claim 5, characterized in that the conductive spring (763) is in compression.

7. The novel visual terminal block of elasticity of claim 3, characterized in that, be provided with the pilot lamp seat on terminal block body (1), and the pilot lamp seat is connected with fixed conducting rod (72), pilot lamp (75) are installed in the pilot lamp seat.

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