CN103529251A - Combined secondary terminal short circuit wiring bar - Google Patents

Abstract

The invention discloses a combined secondary terminal short circuit wiring bar, which is formed by sequentially combining and connecting inserting blocks in any quantity in an end-to-end connecting way, wherein each inserting block consists of a body, a wiring plug, a wiring jack and an elastic copper sheet, one side of each body is provided with an inverted trapezoidal groove, the opposite side of each body is provided with a tooth corresponding to the shape of the inverted trapezoidal groove, the wiring jack and the elastic copper sheet are arranged in each body, the wiring jack is electrically connected with the elastic copper sheet and is electrically connected with one end of the wiring plug, and the other end of the wiring plug is directly plugged and connected onto a secondary wiring terminal in a secondary wiring cabinet. The combined secondary terminal short circuit wiring bar has the advantages that any continuous terminals on a secondary wiring terminal bar can realize short circuit and can be led out to be connected to other positions through external test wires, ingenious and flexible effects are realized, during the wiring operation, the inserting blocks in the required quantity are spliced and are then directly inserted and connected onto the corresponding wiring terminals, the consumption of the test wires is reduced, the operation is simple and convenient, and the risk of error occurrence during the wiring is reduced.

Description

A combined secondary terminal short-circuit terminal block

technical field

The invention belongs to the technical field of electrical equipment testing, and in particular relates to a combined short-circuit terminal block for secondary terminals. the

Background technique

When conducting electrical equipment tests, it is sometimes necessary to short-circuit a number of consecutive adjacent secondary terminals of varying numbers from the terminal block in the secondary junction cabinet. When using traditional test wires for wiring, it is often necessary to use a large number of test wires to connect the secondary terminals one by one. Not only is it inconvenient to operate in the small space in the secondary wiring cabinet, but too many test wires will increase the chance of accidental touch , if the secondary open circuit of the current transformer is caused, personal or equipment danger may also occur. the

Contents of the invention

The invention provides a combined secondary terminal short-circuit terminal block, which aims to solve the problem of short-circuiting a plurality of consecutive adjacent secondary terminals of different numbers from the terminal block in the secondary terminal block for wiring by using traditional test wires. It is often necessary to use a large number of test wires to connect the secondary terminals one by one. Not only is it inconvenient to operate in the small space in the secondary wiring cabinet, but too many test wires will increase the probability of accidental contact. If the circuit is opened for the second time, there may be a problem of personal or equipment danger. the

The purpose of the present invention is to provide a combined short-circuit terminal block for secondary terminals, which is composed of any number of plug-in blocks connected end-to-end in sequence. the

Further, the plug block includes: a body, a wiring plug, a wiring jack, and an elastic copper sheet. One side of the body has an inverted trapezoidal groove, and the opposite side has teeth corresponding to the shape of the inverted trapezoidal groove. The body is provided with a wiring jack and an elastic copper sheet, the wiring jack is electrically connected to the elastic copper sheet, the wiring jack is electrically connected to one end of the wiring plug, and the other end of the wiring plug is directly Insert it on the secondary terminal in the secondary wiring cabinet. the

Furthermore, when the teeth of one plug block are inserted into the inverted trapezoidal grooves of the other plug block, the corresponding teeth form electrical connections with the elastic copper sheets on the inverted trapezoidal grooves. the

Further, the elastic copper sheet has a certain curvature. the

Further, the body of the plug block is made of hard insulating material, the wiring plug is a copper standard secondary wiring plug, and the wiring jack is a copper jack. the

The combined short-circuit terminal bar of the secondary terminal provided by the present invention is composed of any number of plug-in blocks connected end-to-end in sequence. One side of the body has an inverted trapezoidal groove, and the opposite side has teeth corresponding to the shape of the inverted trapezoidal groove. The body is provided with a wiring jack and an elastic copper sheet, and the wiring jack is electrically connected to the elastic copper sheet. , the wiring jack is electrically connected to one end of the wiring plug, and the other end of the wiring plug is directly plugged into the secondary wiring terminal in the secondary wiring cabinet; , connect any number of plug-in blocks together to form a short-circuit terminal block, which can short-circuit any continuous terminals on the secondary terminal block, and can be connected to other parts through the external test line. It is small, flexible, and easy to use. , during the wiring operation, after splicing the required number of plug-in blocks, they can be directly plugged into the corresponding terminal blocks, which reduces the use of test lines, is easy to operate, and effectively reduces the risk of errors during wiring , simple structure, strong practicability, and strong promotion and application value. the

Description of drawings

Figure 1 is a left side view of the plug-in block in the combined secondary terminal short-circuit terminal block provided by the embodiment of the present invention;

Fig. 2 is a front view of the plug-in block in the combined secondary terminal short-circuit terminal block provided by the embodiment of the present invention;

Fig. 3 is a right side view of the plug-in block in the combined secondary terminal short-circuit terminal block provided by the embodiment of the present invention;

Fig. 4 is a top view of the insert block in the combined short-circuit terminal block of the secondary terminal provided by the embodiment of the present invention. the

In the figure: 1. Body; 2. Wiring plug; 3. Wiring jack; 4. Elastic copper sheet. the

Detailed ways

In order to make the purpose, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the invention. the

Fig. 1 to Fig. 4 show the structure of the insert block in the combined secondary terminal short-circuit terminal block provided by the embodiment of the present invention. For ease of illustration, only the parts relevant to the present invention are shown. the

The combined secondary terminal short-circuit terminal block is composed of any number of plug-in blocks which are sequentially connected end to end and combined. the

In the embodiment of the present invention, the plug block includes: a body 1, a wiring plug 2, a wiring jack 3, and an elastic copper sheet 4. One side of the body 1 has an inverted trapezoidal groove, and the opposite side has an inverted trapezoidal groove shape. Corresponding teeth, the body 1 is provided with a wiring jack 3 and an elastic copper sheet 4, the wiring jack 3 is electrically connected with the elastic copper sheet 4, the wiring jack 3 is electrically connected with one end of the wiring plug 2, and the other end of the wiring plug 2 is electrically connected. One end is directly plugged into the secondary terminal in the secondary wiring cabinet. the

In the embodiment of the present invention, when the tooth of one plug is inserted into the inverted trapezoidal groove of the other plug, the corresponding tooth and the elastic copper sheet 4 on the inverted trapezoidal groove form an electrical connection. the

In the embodiment of the present invention, the elastic copper sheet 4 has a certain curvature. the

In the embodiment of the present invention, the body 1 of the plug block is made of hard insulating material, the wiring plug 2 is a copper standard secondary wiring plug, and the wiring jack 3 is a copper jack. the

The application principle of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments. the

As shown in Figures 1 to 4, the structure of the insert block in the present invention is divided into four parts: body 1, wiring plug 2, wiring jack 3, and elastic copper sheet 4. When connected to the inverted trapezoidal groove of another plug, the elastic copper sheet 4 on the corresponding teeth and the inverted trapezoidal groove can be in good contact to form an electrical connection. the

The invention can combine any number of plug-in blocks into a continuous wiring row, and directly short-circuit the required number of secondary terminals. After the completion, it can be directly plugged into the corresponding terminal, which reduces the use of test wires, and is easy to operate, which can reduce the risk of errors during wiring. the

The main body 1 is made of hard insulating material. One side of the main body 1 has an inverted trapezoidal groove, and the opposite side has teeth corresponding to the inverted trapezoidal groove; the wiring plug 2 is a copper standard secondary wiring plug, which can be directly Inserted on the secondary terminal; the wiring jack 3 is a copper jack, the size of which matches the plug of the standard test line; the elastic copper sheet 4 has a certain radian, when the teeth of one plug are inserted into the teeth of the other plug When in the inverted trapezoidal groove, the corresponding teeth and the elastic copper sheet 4 on the inverted trapezoidal groove can be in good contact to form an electrical connection. Then, a continuous short-circuit strip can be formed. the

The present invention adopts a splicable short-circuit terminal block whose size matches the standard secondary terminal block, and any number of plug-in blocks can be combined through the teeth on the plug-in block, the inverted trapezoidal groove and the elastic copper sheet 4 Connect together to form a short-circuit terminal block, which can short-circuit any continuous terminal on the secondary terminal block, and can be connected to other parts through the external test line. the

The embodiment of the present invention provides a combined secondary terminal short-circuit terminal block. The combined secondary terminal short-circuit terminal block is composed of any number of plug-in blocks connected end to end in sequence. The plug-in block consists of a body 1, a terminal plug 2, The hole 3 and the elastic copper sheet 4 are formed. One side of the main body 1 has an inverted trapezoidal groove, and the opposite side has teeth corresponding to the shape of the inverted trapezoidal groove. The main body 1 is provided with a wiring jack 3 and an elastic copper sheet 4. , the wiring jack 3 is electrically connected to the elastic copper sheet 4, the wiring jack 3 is electrically connected to one end of the wiring plug 2, and the other end of the wiring plug 2 is directly inserted into the secondary wiring terminal in the secondary wiring cabinet; the present invention Through the teeth on the insert block, the inverted trapezoidal groove and the elastic copper sheet 4, any number of insert blocks are combined and connected together to form a short-circuit terminal block, which can short-circuit any continuous terminals on the secondary terminal block, and It can be connected to other parts through the external test line. It is small, flexible and easy to use. During the wiring operation, after the required number of plug-in blocks are spliced, they can be directly plugged into the corresponding terminal blocks, reducing the number of test lines. Easy to use, easy to operate, effectively reduces the risk of errors in wiring, simple structure, strong practicability, and has strong promotion and application value. the

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention. Inside. the

Claims (5)

1. A combined short-circuit terminal block for secondary terminals, characterized in that the short-circuit terminal block for secondary terminals is composed of any number of plug-in blocks connected end-to-end in sequence. 2. The combined secondary terminal short-circuit terminal block according to claim 1, wherein the plug block further comprises: a body, a connection plug, a connection socket, and an elastic copper sheet, and one side of the body has a The inverted trapezoidal groove has teeth corresponding to the shape of the inverted trapezoidal groove on the opposite side. The body is provided with a wiring jack and an elastic copper sheet, and the wiring jack is electrically connected to the elastic copper sheet. The wiring jack is electrically connected to one end of the wiring plug, and the other end of the wiring plug is directly plugged into the secondary wiring terminal in the secondary wiring cabinet. 3. The combined secondary terminal short-circuit terminal block according to claim 2, wherein when the teeth of one plug-in block are inserted into the inverted trapezoidal groove of the other plug-in block, the corresponding tooth and the inverted trapezoidal groove The elastic copper sheet forms the electrical connection. 4. The combined secondary terminal short-circuit terminal block according to claim 3, wherein the elastic copper sheet has a certain curvature. 5. The combined secondary terminal short-circuit terminal block according to claim 2, wherein the body of the plug block is made of hard insulating material, and the terminal plug is a copper standard secondary terminal plug. The wiring jack is a copper jack.

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