PLC butt joint terminal

Abstract

The utility model relates to the technical field of PLC terminals, and discloses a PLC butt joint terminal which comprises a female terminal and a male terminal, four connecting grooves are formed in one side of the female terminal, conductive columns are fixedly connected to the middles of the connecting grooves, wear-resistant frames are arranged in the connecting grooves, first fixing holes are formed in the two sides of the female terminal, four connecting blocks are fixedly connected to one side of the male terminal, and the connecting blocks are fixedly connected to the other side of the male terminal. A conductive cylinder is embedded in the middle of each connecting block, fixing blocks are fixedly connected to the two sides of the male terminal, and the four connecting blocks are connected with the four wear-resistant frames in an inserted mode respectively; according to the invention, through the arrangement of the wear-resistant frames, the wear-resistant frames can be inserted into the connecting grooves, and the wear-resistant frames and the connecting grooves are fixedly connected through bolts, the four connecting blocks are respectively connected with the four wear-resistant frames in an inserted manner, and the magnets I attract the magnets II at one ends of the connecting grooves, so that the female terminal and the male terminal can be quickly inserted, and the female terminal and the male terminal can be fixed through the bolts. And the effects of wear resistance, high economic benefit and quick butt joint are achieved.

Description

Technical Field

[0001] The present application relates to the technical field of PLC terminals, and in particular to a PLC docking terminal. Background Art

[0002] PLC docking terminal, also known as PLC input and output module, is the interface for data transmission and control between PLC and external devices. It is responsible for converting the signal of external device into digital signal that PLC can recognize, or passing the control instruction of PLC to external device. Through PLC docking terminal, precise control of various sensors, actuators and other equipment can be achieved;

[0003] The existing PLC docking terminal will cause serious wear to the plugging part of the female terminal when different male terminals are docked with the same female terminal. The long-term wear of the female terminal causes it to be loosely plugged with the male terminal, which is prone to poor contact. The female terminal needs to be replaced in time, but replacing the female terminal is time-consuming, labor-intensive and costly, so there is a lot of room for improvement.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the above-mentioned problems, the present application provides a PLC docking terminal.

[0006] The present application provides a PLC docking terminal adopting the following technical solution:

[0007] A PLC docking terminal comprises a female terminal and a male terminal, wherein one side of the female terminal is provided with four connection grooves, the middle of the connection groove is fixedly connected with a conductive column, a wear-resistant frame is arranged in the connection groove, both sides of the female terminal are provided with a fixing hole, one side of the male terminal is fixedly connected with four connection blocks, the middle of the connection block is embedded with a conductive cylinder, both sides of the male terminal are fixedly connected with fixing blocks, and the four connection blocks are respectively plugged into four wear-resistant frames.

[0008] Preferably, slots are provided at the top and bottom of the connection groove, plug blocks are fixedly connected to the top and bottom of the wear-resistant frame, the plug blocks are plugged into the slots, and the plug blocks are fixedly connected to the female terminals via bolts.

[0009] Preferably, a first magnet is embedded in one end of the connecting groove, a second magnet is embedded in one end of the connecting block, and the opposing surfaces of the first magnet and the second magnet have opposite magnetic poles.

[0010] Preferably, a second fixing hole is formed on one side of the female terminal, a third fixing hole is formed on the fixing block, and the fixing block is matched with the third fixing hole and is threadedly connected with a bolt.

[0011] Preferably, the material of the wear-resistant frame is polytetrafluoroethylene.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] By setting a wear-resistant frame, the wear-resistant frame can be inserted into the connecting groove, and the wear-resistant frame is fixedly connected to the female terminal by bolts. The four connecting blocks are respectively plugged into the four wear-resistant frames. Magnet one is attracted to magnet two at one end of the connecting groove, and the female terminal and the male terminal can be quickly plugged in. The female terminal and the male terminal can be fixed by bolts, and the female terminal and the male terminal can be separated by turning the bolts outward. Compared with the existing technology, it has the effects of wear resistance, high economic effect and quick docking. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0015] Figure 2 is a schematic diagram of the structure of the female terminal of the embodiment of the application;

[0016] Figure 3 is a schematic structural diagram of a magnet 1 according to an embodiment of the application;

[0017] Figure 4 It is a schematic diagram of the structure of the male terminal of the embodiment of the application.

[0018] Explanation of the reference numerals: 1. female terminal; 101. connecting groove; 102. conductive column; 103. slot; 104. fixing hole one; 105. fixing hole two; 106. magnet one; 2. male terminal; 201. connecting block; 202. conductive cylinder; 203. magnet two; 204. fixing block; 205. fixing hole three; 3. wear-resistant frame; 301. plug block; 302. bolt. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-4 This application is described in further detail.

[0020] The present application embodiment discloses a PLC docking terminal, referring to Figure 1-Figure 4, including a female terminal 1 and a male terminal 2, one side of the female terminal 1 is provided with four connection grooves 101, the middle of the connection groove 101 is fixedly connected with a conductive column 102, one end of the conductive column 102 is connected to the female conductor, a wear-resistant frame 3 is arranged in the connection groove 101, both sides of the female terminal 1 are provided with a fixing hole 104, and the female terminal 1 can be fixed to the device through the fixing hole 104, one side of the male terminal 2 is fixedly connected with four connection blocks 201, a conductive cylinder 202 is embedded in the middle of the connection block 201, one end of the conductive cylinder 202 is connected to the male conductor, and the male Fixed blocks 204 are fixedly connected on both sides of the terminal 2, and the male terminal 2 and the female terminal 1 are fixed by the fixing blocks 204. The four connecting blocks 201 are respectively plugged into the four wear-resistant frames 3, which can prevent the connecting blocks 201 from being directly inserted into the connecting groove 101 and causing damage to the connecting groove 101, thereby requiring replacement of the female terminal 1. The connecting block 201 is plugged into the wear-resistant frame 3, and if the wear-resistant frame 3 is damaged, the wear-resistant frame 3 can be directly replaced, thereby improving the economic effect. At this time, the conductive column 102 is inserted into the middle of the conductive tube 202, thereby electrically connecting the male wire to the female wire.

[0021] Reference Figure 2 A slot 103 is provided at the top and bottom of the connecting groove 101, and an insert block 301 is fixedly connected to the top and bottom of the wear-resistant frame 3. The insert block 301 is plugged into the slot 103, and the insert block 301 is fixedly connected to the female terminal 1 through a bolt 302, which facilitates the fixation of the wear-resistant frame 3 and the female terminal 1 and the replacement of the wear-resistant frame 3.

[0022] Reference Figure 3 and Figure 4 A magnet 106 is embedded in one end of the connecting groove 101, and a magnet 203 is embedded in one end of the connecting block 201. The magnetic poles of the opposite surfaces of the magnet 106 and the magnet 203 are opposite. When the connecting block 201 is inserted into the wear-resistant frame 3, the magnet 106 and the magnet 2 203 at one end of the connecting groove 101 are attracted to each other, and the female terminal 1 and the male terminal 2 can be quickly plugged in, and the two can be plugged in more tightly, preventing the male terminal 2 from loosening during the process of fixing the female terminal 1 and the male terminal 2.

[0023] Reference Figure 1 and Figure 2 A fixing hole 2 105 is provided on one side of the female terminal 1, and a fixing hole 3 205 is provided on the fixing block 204. The fixing block 204 is adapted to the fixing hole 3 205 and is threadedly connected with the bolt 302. The female terminal 1 and the male terminal 2 can be fixed by the bolt 302. By rotating the bolt 302 outward, the female terminal 1 and the male terminal 2 can be separated, which is convenient and quick.

[0024] Reference Figure 2The material of the wear-resistant frame 3 is polytetrafluoroethylene PTFE. PTFE is a very wear-resistant material with a low friction coefficient and excellent chemical stability, which can increase the service life of the wear-resistant frame 3 and further increase the service life of the female terminal 1.

[0025] The implementation principle of a PLC docking terminal in an embodiment of the present application is as follows: by setting a wear-resistant frame 3, the wear-resistant frame 3 can be inserted into the connecting groove 101, and the wear-resistant frame 3 is fixedly connected to the female terminal 1 by bolts 302, and the four connecting blocks 201 are respectively plugged into the four wear-resistant frames 3, and the magnet 1 106 is attracted to the magnet 2 203 at one end of the connecting groove 101, and can be quickly plugged into the female terminal 1 and the male terminal 2, and the female terminal 1 and the male terminal 2 can be fixed by bolts 302, and the female terminal 1 and the male terminal 2 can be separated by rotating the bolts 302 outward, which has the effects of wear resistance, high economic effect and quick docking.

[0026] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0027] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0028] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0029] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A PLC docking terminal, comprising a female terminal (1) and a male terminal (2), characterized in that: One side of the female terminal (1) is provided with four connection grooves (101), the middle of the connection groove (101) is fixedly connected with a conductive column (102), a wear-resistant frame (3) is arranged in the connection groove (101), both sides of the female terminal (1) are provided with a fixing hole (104), one side of the male terminal (2) is fixedly connected with four connection blocks (201), the middle of the connection block (201) is embedded with a conductive cylinder (202), both sides of the male terminal (2) are fixedly connected with fixing blocks (204), and the four connection blocks (201) are respectively plugged into the four wear-resistant frames (3).

2. A PLC docking terminal according to claim 1, characterized in that: The top and bottom of the connection groove (101) are both provided with slots (103), the top and bottom of the wear-resistant frame (3) are both fixedly connected with plug blocks (301), the plug blocks (301) are plugged into the slots (103), and the plug blocks (301) are fixedly connected to the female terminal (1) via bolts (302).

3. A PLC docking terminal according to claim 1, characterized in that: One end of the connection slot (101) is embedded with a magnet one (106), and one end of the connection block (201) is embedded with a magnet two (203), and the opposite surfaces of the magnet one (106) and the magnet two (203) have opposite magnetic poles.

4. A PLC docking terminal according to claim 1, characterized in that: A second fixing hole (105) is provided on one side of the female terminal (1), a third fixing hole (205) is provided on the fixing block (204), and the fixing block (204) is adapted to the third fixing hole (205) and is threadedly connected to the bolt (302).

5. A PLC docking terminal according to claim 1, characterized in that: The material of the wear-resistant frame (3) is polytetrafluoroethylene.

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