Novel wiring terminal and equipment

Abstract

The utility model discloses a novel wiring terminal and equipment, which comprises a main shell and a fixed support, the fixed support and the main shell are integrally formed, a guide rail is arranged on the fixed support, two wire fixing blocks are movably arranged in the main shell, two ends of the main shell are respectively provided with a wire interface, and the wire interface is provided with a wire. The wire interface is communicated with the wire fixing blocks, a quick interface is arranged at the top of the main shell, and the two sides of the quick interface are in contact with the two wire fixing blocks respectively. When the novel wiring terminal is used for equipment debugging, measurement and emergency treatment, the problem that the wiring terminal is not matched with an interface of an instrument for measurement is solved, the operation is simple, a worker can easily confirm the state during wiring, and when emergency measures are taken, the situation that a special tool is used for dismantling a wiring terminal fixing bolt like an existing wiring terminal is not needed; and then emergency treatment is carried out, and then the connecting bolt is fastened, so that operation is simple, time-saving and labor-saving.

Description

Technical Field

[0001] The utility model relates to the field of electrical equipment, in particular to a novel wiring terminal and equipment. Background Art

[0002] The electrical system is mainly composed of the power distribution system, control system, field equipment acquisition, actuators and other parts. The power distribution system is a power network system composed of a variety of power distribution equipment (or components) and power distribution facilities that transforms voltage and directly distributes electric energy to end users. The control system is the core of the electrical system, which mainly realizes automatic control and completes the user's specific process requirements. Generally, PLC, single-chip microcomputer, etc. are the main control centers. The field equipment is the main control object, generally mechanical equipment, such as motors, inverters, soft starters, etc., and also includes some sensors, such as temperature and humidity, pressure, angle, displacement and other parameters.

[0003] After the power distribution and control system is assembled by the equipment manufacturer, it will be debugged. After meeting the design requirements, the complete set of electrical equipment will be delivered to the site for connection with the controlled equipment. The equipment functions, operating parameters and other related performance will be confirmed together with the technical personnel on the job. After further debugging, the equipment will meet the use requirements and be delivered to professionals for management and use. The control equipment is mainly connected to the field equipment through cables and terminals. The terminals are divided into two categories: main circuit terminals and control circuit terminals according to the line load capacity. Commonly used terminals are classified into plug-in terminals, fence terminals, spring terminals, track terminals, etc.

[0004] Since the terminal block is an intermediate transition device for electrical connection or distribution, it is both a weak link and an important link, playing a key role in connecting the upper and lower parts and running through the entire system. According to statistics, attention to the terminal blocks of equipment, inspection, measurement, maintenance and other work at the connection parts of the terminal blocks account for 80% of the workload of the entire electric control system. In actual applications, it is found that when using the terminal blocks for equipment debugging, measurement, and emergency treatment, there are problems such as the terminal blocks and the measuring instrument interface not matching, the wiring process is not easy to confirm the status, the need to use professional equipment, and time-consuming and labor-intensive problems. Utility Model Content

[0005] The utility model provides a novel wiring terminal and equipment, aiming to solve the above problems existing in the background technology.

[0006] The technical solutions provided by this utility model are as follows:

[0007] A novel wiring terminal comprises a main shell and a fixing bracket, wherein the fixing bracket is integrally formed with the main shell, a guide rail is arranged on the fixing bracket, two wire fixing blocks are movably arranged inside the main shell, wire interfaces are respectively arranged at both ends of the main shell, the wire interfaces are connected with the wire fixing blocks, a quick interface is arranged on the top of the main shell, and the two sides of the quick interface are respectively in contact with the two wire fixing blocks.

[0008] Furthermore, a screw hole is respectively provided on both sides of the top of the main shell, and a fastening bolt is provided in the screw hole, and the fastening bolt on the same side is connected to the wire fixing block.

[0009] Furthermore, terminal number identification blocks are symmetrically arranged on the left and right shoulders of the main shell.

[0010] Furthermore, the wire fixing block is embedded in the main housing, and the two wire fixing blocks are symmetrical about the quick interface.

[0011] Further, the quick interface is arranged at the top center of the main housing;

[0012] The two ends of the main housing are symmetrical about the central axis of the quick interface.

[0013] At the same time, the utility model also provides a device, including the above-mentioned novel wiring terminal;

[0014] A connecting component is used to connect two or more new-type wiring terminals.

[0015] Furthermore, the connection assembly includes a quick plug, which includes a plug, an insulating sleeve and a wire. The two ends of the wire are respectively connected to different plugs. An insulating sleeve is provided at the rear end of the plug, and the wire passes through the end of the insulating sleeve.

[0016] Furthermore, a slot is provided at the end of the plug, and the size of the plug is adapted to the size of the quick interface;

[0017] The insulating sleeve is provided with a raised anti-slip portion.

[0018] Furthermore, the connection assembly includes a short-circuit bar, which includes a first part and a second part, the size of the second part is adapted to the size of the wire interface, and a plurality of the second parts are equidistantly and vertically arranged on one side of the first part.

[0019] Furthermore, the connection component also includes an extension block, which includes a main body and a socket. The main body is a block structure, and two sockets are respectively provided at the top and bottom of the main body, and one socket is respectively provided at the left and right ends of the main body, and the socket is adapted to the plug.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] The present application provides a new type of terminal block and equipment. The normal wiring method of the new type of terminal block is consistent with the mature terminal blocks on the market, and does not change the working habits of electrical workers. In emergency operations, a quick plug-in method is used, and a special plug-in wiring plug is equipped to achieve accurate and fast connection between the fault point and the target point, providing technical support for the refined management and reliable operation of electrical control equipment. When using the new type of terminal block for equipment debugging, measurement, and emergency treatment, there will be no problem of mismatch between the terminal block and the interface of the measuring instrument. The operation is simple, and the staff can easily confirm the status when wiring. When taking emergency measures, there is no need to use special tools to remove the terminal fixing bolts like the current terminal blocks, and then perform emergency treatment and tighten the connecting bolts. The operation is simple, saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the structure of a new type of wiring terminal in an embodiment of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the quick plug in the embodiment of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the short-circuit bar in the embodiment of the utility model;

[0025] Figure 4 It is a schematic diagram of the structure of the expansion block in the embodiment of the utility model.

[0026] The reference numerals are as follows:

[0027] 1-main housing, 2-fixing bracket, 3-wire fixing block, 4-wire interface, 5-fastening bolt, 6-quick interface, 7-terminal number identification block, 8-guide rail, 10-plug, 11-insulating sleeve, 12-wire, 13-slot, 14-anti-slip part, 20-first part, 21-second part, 30-main body, 31-jack. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the embodiments described below are part of the embodiments of the present application, rather than all of the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0029] Therefore, the detailed description of the embodiments of the present application provided below in conjunction with the accompanying drawings is intended to represent only selected embodiments of the present application, and is not intended to limit the scope of protection claimed in the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.

[0030] It should be understood that, in the description of the embodiments of the present invention, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the embodiments of the present invention.

[0031] In the description of the embodiments of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0032] See also Figure 1 The present application provides a new type of terminal block, including a main shell 1 and a fixing bracket 2, the fixing bracket 2 is integrally formed with the main shell 1, a guide rail 8 is arranged on the fixing bracket 2, two wire fixing blocks 3 are movably arranged inside the main shell 1, wire interfaces 4 are respectively arranged at both ends of the main shell 1, the wire interfaces 4 are connected with the wire fixing blocks 3, a quick interface 6 is arranged on the top of the main shell 1, and the two sides of the quick interface 6 are respectively in contact with the two wire fixing blocks 3.

[0033] Optionally, a screw hole is respectively provided on both sides of the top of the main shell 1 , and a fastening bolt 5 is provided in the screw hole. The fastening bolt 5 on the same side is connected to the wire fixing block 3 .

[0034] Optionally, terminal number identification blocks 7 are symmetrically arranged on the left and right shoulders of the main housing 1 .

[0035] Optionally, the wire fixing block 3 is embedded in the main housing 1 , and the two wire fixing blocks 3 are symmetrical about the quick interface 6 .

[0036] Optionally, the quick interface 6 is arranged at the top center of the main housing 1;

[0037] The two ends of the main housing 1 are symmetrical about the central axis of the quick interface 6 .

[0038] The new terminal block provided in this application is fixed by DIN rail and mainly consists of a metal part and an insulating part. Figure 1 As shown, it includes a fixing bracket 2, a wire interface 4, a wire fixing block 3, a quick interface 6, a fastening bolt 5, and a terminal number identification block 7, and the wire fixing block 3 is a copper block. The fastening of the fastening bolt 5 drives the wire fixing block 3 to move up and down to tighten the wire. A plug-in quick wiring hole (i.e., a quick interface 6) is set in the middle of the terminal. The diameter of the quick interface 6 is 2mm, which matches the diameter of the commonly used instrument probe, and can be conveniently connected to a multimeter or other instrument for parameter measurement. The normal wiring method of the new wiring terminal is consistent with the mature wiring terminal on the market, and does not change the working habits of electrical workers; during emergency operation, a quick plug-in method is adopted, and a special plug-in wiring plug is equipped to achieve accurate and fast connection between the fault point and the target point, providing technical support for the refined management and reliable operation of the electric control equipment. When using the new wiring terminal for equipment debugging, measurement, and emergency treatment, there will be no problem of mismatch between the wiring terminal and the measuring instrument interface. The operation is simple, and the staff can easily confirm the status when wiring. When taking emergency measures, there is no need to use special tools to remove the wiring terminal fixing bolts like the current wiring terminals, and then perform emergency treatment, and then tighten the connection bolts. The operation is simple, time-saving and labor-saving.

[0039] The utility model also provides a device, comprising the novel wiring terminal and the connection assembly.

[0040] The connection assembly is used to connect two or more new terminal blocks.

[0041] Optionally, the connection component includes a quick plug, which includes a plug 10, an insulating sleeve 11 and a wire 12, wherein both ends of the wire 12 are respectively connected to different plugs 10, an insulating sleeve 11 is provided at the rear end of the plug 10, and the wire 12 passes through the end of the insulating sleeve 11.

[0042] In this embodiment, the specific structure of the quick plug is as follows: Figure 2 As shown. The plug 10 of the quick plug is the metal part, and the insulating sleeve 11 is the insulating part. The wire 12 is welded to the tail end of the plug 10 through the wire welding part. The length of the wire 12 can be customized, and generally the width of the control cabinet can meet the realization of all functions. The metal part of the plug 10 adopts a free expansion structure design, which is convenient for reliable connection and free plugging and unplugging with the terminal quick interface 6. Two new terminal blocks can be connected through a quick plug.

[0043] Optionally, a slot 13 is provided at the end of the plug 10, and the size of the plug 10 is adapted to the size of the quick interface 6;

[0044] The insulating sleeve 11 is provided with a raised anti-slip portion 14 .

[0045] Optionally, the connection assembly includes a short-circuit bar, which includes a first portion 20 and a second portion 21 , the size of the second portion 21 matches the size of the wire interface 4 , and a plurality of second portions 21 are equidistantly and vertically arranged on one side of the first portion 20 .

[0046] In this embodiment, in order to short-circuit a certain number of terminals, there is no need for short-circuiting wires. Instead, a short-circuiting bar can be used to short-circuit multiple terminals, thereby achieving certain specific functions. According to actual needs, the number of short-circuiting bars can be 3, 5, 10, etc., which is convenient for N-line, DC24V+, DC24V- short-circuiting expansion to meet the connection requirements of PLC and control circuits (a large number of N-lines and DC24V+, DC24V-). The specific structure of the short-circuiting bar is as follows: Figure 3 As shown, when in use, the second part 21 is inserted into the wire interface 4 of the wiring terminal.

[0047] Optionally, the connecting component also includes an extension block, which includes a main body 30 and a socket 31. The main body 30 is a block structure, and two sockets 31 are respectively provided at the top and bottom of the main body 30, and one socket 31 is respectively provided at the left and right ends of the main body 30, and the socket 31 is adapted to the plug 10.

[0048] In this embodiment, the expansion block is used to achieve short-circuiting of the connection terminals of more than two lines, and is composed of a metal part and an insulating part. Figure 4 The diameter of the metal part jack 31 is the same as that of the terminal quick interface 6 (2 mm). Each expansion block has the function of connecting 6 lines and can also be connected to external measuring instruments; through a dedicated connecting wire, short-circuit connection of N lines is achieved.

[0049] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A new type of terminal block, characterized in that: It includes a main shell and a fixing bracket, which is integrally formed with the main shell, and a guide rail is arranged on the fixing bracket. Two wire fixing blocks are movably arranged inside the main shell, and wire interfaces are respectively arranged at both ends of the main shell, and the wire interfaces are connected with the wire fixing blocks. A quick interface is arranged on the top of the main shell, and the two sides of the quick interface are respectively in contact with the two wire fixing blocks.

2. The novel terminal block according to claim 1 is characterized in that: A screw hole is respectively arranged on both sides of the top of the main shell, and a fastening bolt is arranged in the screw hole. The fastening bolt on the same side is connected to the wire fixing block.

3. The novel terminal block according to claim 1 is characterized in that: The left and right shoulders of the main housing are symmetrically provided with terminal number identification blocks.

4. The novel terminal block according to any one of claims 1 to 3, characterized in that: The wire fixing block is embedded in the main housing, and the two wire fixing blocks are symmetrical about the quick interface.

5. The novel terminal block according to claim 4 is characterized in that: The quick interface is arranged at the top center of the main housing; The two ends of the main housing are symmetrical about the central axis of the quick interface.

6. A device, characterized in that: Comprising the novel terminal block as claimed in any one of claims 1 to 5; A connecting component is used to connect two or more new-type wiring terminals.

7. The device according to claim 6, characterized in that: The connection assembly includes a quick plug, which includes a plug, an insulating sleeve and a wire. The two ends of the wire are respectively connected to different plugs. The rear end of the plug is provided with an insulating sleeve, and the wire passes through the end of the insulating sleeve.

8. The device according to claim 7, characterized in that: The end of the plug is provided with a slot, and the size of the plug is adapted to the size of the quick interface; The insulating sleeve is provided with a raised anti-slip portion.

9. The device according to claim 6, characterized in that: The connection assembly includes a short-circuit bar, which includes a first part and a second part. The size of the second part is adapted to the size of the wire interface, and a plurality of the second parts are vertically arranged at equal intervals on one side of the first part.

10. The device according to claim 7, characterized in that: The connection component also includes an expansion block, which includes a main body and a socket. The main body is a block structure, and two sockets are respectively provided at the top and bottom of the main body, and one socket is respectively provided at the left and right ends of the main body, and the sockets are adapted to the plug.

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