High-frequency signal transmission four-point contact terminal

Abstract

The utility model discloses a four-point contact terminal for high-frequency signal transmission, which belongs to the technical field of terminal connection and comprises a base, a terminal body is slidably connected onto the base through a sliding component, an anti-loosening mechanism is arranged at the top of the terminal body, and the stability of connection between the terminal and a lead can be enhanced by arranging the anti-loosening mechanism. The terminal body is arranged on the base to prevent the terminal from loosening during connection, meanwhile, the filter is installed on the terminal to shield external interference, the terminal is more stable during signal transmission, the high frequency of signal transmission of the terminal is improved, the terminal body can be flexibly adjusted on the base through the arranged sliding assembly, and the signal transmission efficiency is improved. According to the utility model, the installation position of the terminal can be moved conveniently, a worker can use the terminal conveniently, and the terminal body after movement adjustment can be fixed through the cooperation of the positioning hole, the fastening bolt and the threaded groove, so that the terminal body is not easy to change in position in a static state.

Description

Technical Field

[0001] The utility model relates to the technical field of terminal connection, in particular to a four-point contact terminal for high-frequency signal transmission. Background Art

[0002] Terminals are components that connect batteries to external conductors. In electrical engineering, terminals mostly refer to wiring terminals, also called wiring terminals. They are classified into single-hole, double-hole, sockets, hooks, etc. They are classified by materials, such as silver-plated copper, zinc-plated copper, copper, aluminum, iron, etc. Their main function is to transmit electrical signals or conduct electricity. The connection position of existing terminals is prone to loosening during the connection process, resulting in an unstable connection between the wire and the terminal, which affects the transmission of the signal and reduces the stability of the terminal for signal transmission.

[0003] According to a high-frequency signal terminal proposed in the publication number: CN207409672U, it includes a terminal body, a partition baffle and a slide groove, the upper surface of the terminal body is evenly installed with signal connectors, and the lower surface of the terminal body is provided with a groove, the surface of the groove is evenly provided with signal connection holes, and a fixing sleeve is welded on the outer side of the signal connection hole, the lower part of the fixing sleeve is connected to the telescopic rod, and the bottom of the telescopic rod is provided with a through hole, the partition baffle is fixed at the center of the through hole, and the outer sides of the partition baffle are connected to each other with the protrusion through a spring, the slide grooves are respectively opened on the left and right side walls of the terminal body, and both sides of the slide groove are provided with a clamping groove, the slide groove is fixed to the connecting shaft through the clamping groove and the elastic protrusion, and a fixing plate is welded on the outer side of the connecting shaft, the high-frequency signal terminal has two installation methods: bolt fixing and clamping fixing. During use, the appropriate installation method can be selected according to different external devices.

[0004] According to the above introduction, the terminal lacks the anti-loosening effect during the connection process, which makes the connection position easy to loosen, resulting in an unstable connection between the wire and the terminal, thereby affecting the signal transmission and reducing the stability of the terminal for signal transmission. In order to solve the above problems, a high-frequency signal transmission four-point contact terminal is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a four-point contact terminal for high-frequency signal transmission. By setting an anti-loosening mechanism, the stability of the connection between the terminal and the wire can be enhanced to prevent the terminal from loosening during connection. At the same time, the filter is installed on the terminal to shield external interference, making the terminal more stable during signal transmission and improving the high frequency of terminal signal transmission to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-frequency signal transmission four-point contact terminal, comprising a base, a terminal body is slidably connected to the base through a sliding assembly, an anti-loosening mechanism is provided on the top of the terminal body, a filter is electrically connected to the bottom of the terminal body, the terminal body comprises an insulating shell and a connecting piece, the connecting piece is installed in the inner cavity of the insulating shell, grooves are provided around the insulating shell, a fastener is clamped in the inner cavity of the groove, a washer is sleeved on the fastener and the lower end of the fastener passes through the connecting piece and extends downward, and a wire is clamped at the center of the washer and the connecting piece.

[0007] Preferably, the anti-loosening mechanism includes a threaded hole and an acrylic plate, the acrylic plate is transparent, the threaded hole is opened around the top of the insulating shell, through holes are opened around the surface of the acrylic plate at positions corresponding to the threaded hole, positioning bolts are inserted into the inner cavity of the through hole, and connecting rods are fixedly connected around the upper edge of the acrylic plate, and the bottom end of the connecting rod is clamped with the top of the fastener.

[0008] Preferably, a positioning column is bonded at the center of the lower surface of the acrylic plate, and a positioning ring is fixedly connected to a position on the top of the insulating shell corresponding to the positioning column.

[0009] Preferably, the sliding assembly includes a base, two of the bases are installed on both sides of the bottom of the terminal body, the filter is located at the center of the two bases, the lower surface of the base is fixedly connected to a limiting plate, the inner wall of the limiting plate is slidably connected to a limiting block, and the limiting block is fixed to the top of the base.

[0010] Preferably, positioning holes are provided at equal distances on the edge of the base surface, and fastening bolts are clamped in the inner cavity of the positioning holes. Threaded grooves for use with the fastening bolts are provided on both sides of the base surface, and the bottom threads of the fastening bolts are connected to the inner cavity of the threaded groove.

[0011] Preferably, the outer wall of the insulating shell is fixedly connected with a fixing seat on all four sides, and a slot is provided on the fixing seat at a position corresponding to the fastener, and the surface of the wire is clamped on the inner wall of the slot.

[0012] Preferably, protective sleeves are installed at the corners around the insulating shell, and a marking strip is adhered to the surface wall of the insulating shell at the position of the groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model provides a four-point contact terminal for high-frequency signal transmission. By setting an anti-loosening mechanism, the stability of the connection between the terminal and the wire can be enhanced to prevent the terminal from loosening during connection. At the same time, installing a filter on the terminal can shield external interference, making the terminal more stable during signal transmission and improving the high frequency of terminal signal transmission.

[0015] 2. The utility model provides a four-point contact terminal for high-frequency signal transmission. The terminal body can be flexibly adjusted on the base through the provided sliding component, so that the installation position of the terminal can be conveniently moved, which is convenient for the staff to use the terminal. The terminal body after movement and adjustment can be fixed through the cooperation of the provided positioning holes, fastening bolts and threaded grooves, so that it is not easy to change position in a static state. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the structure decomposition of the terminal body and the anti-loosening mechanism of the utility model;

[0018] Figure 3 It is a schematic diagram of the overall structure decomposition of the utility model;

[0019] Figure 4 This is a schematic diagram of the terminal body structure of the utility model;

[0020] Figure 5 It is a bottom view schematic diagram of the anti-loosening mechanism structure of the utility model.

[0021] Numbers in the figure: 1. base; 2. sliding assembly; 21. pedestal; 22. limit plate; 23. limit block; 3. terminal body; 31. insulating shell; 32. connecting piece; 33. groove; 34. fastener; 35. washer; 4. anti-loosening mechanism; 41. threaded hole; 42. acrylic plate; 43. through hole; 44. positioning bolt; 45. connecting rod; 5. filter; 6. wire; 7. positioning column; 8. positioning ring; 9. positioning hole; 10. fastening bolt; 11. threaded groove; 12. fixing seat; 13. slot; 14. protective cover; 15. marking strip. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides Figures 1 to 5 A high-frequency signal transmission four-point contact terminal shown in the figure includes a base 1, a terminal body 3 is slidably connected to the base 1 through a sliding component 2, an anti-loosening mechanism 4 is arranged on the top of the terminal body 3, and a filter 5 is electrically connected to the bottom of the terminal body 3, the terminal body 3 includes an insulating shell 31 and a connecting piece 32, the connecting piece 32 is installed in the inner cavity of the insulating shell 31, grooves 33 are opened on all sides of the insulating shell 31, and a fastener 34 is clamped in the inner cavity of the groove 33, a gasket 35 is sleeved on the fastener 34, and the lower end of the fastener 34 passes through the connecting piece 32 and extends downward, and a wire 6 is clamped at the center of the gasket 35 and the connecting piece 32. By setting the anti-loosening mechanism 4, the stability of the connection between the terminal and the wire 6 can be enhanced to prevent the terminal from loosening during connection. At the same time, installing the filter 5 on the terminal can shield external interference, so that the terminal is more stable during signal transmission, and the high frequency of terminal signal transmission is improved.

[0024] The anti-loosening mechanism 4 includes a threaded hole 41 and an acrylic plate 42. The acrylic plate 42 is transparent. The threaded hole 41 is opened around the top of the insulating shell 31. Through holes 43 are opened around the surface of the acrylic plate 42 at positions corresponding to the threaded hole 41. Positioning bolts 44 are inserted into the inner cavity of the through hole 43. Connecting rods 45 are fixedly connected around the upper edge of the acrylic plate 42. The bottom end of the connecting rod 45 is clamped with the top of the fastener 34. The acrylic plate 42 with the connecting rod 45 is fixed to the insulating shell 31 through the positioning bolts 44, so that the connecting rod 45 provides a positioning restriction for the fastener 34, so that the fastener 34 can be re-positioned in both the card connection and the bolt connection. The stability of the terminal body 3 when connected is enhanced, and the high-frequency signal transmission of the terminal is improved. The material of the connecting rod 45 used is made of insulating material.

[0025] A positioning column 7 is bonded at the center of the lower surface of the acrylic plate 42, and a positioning ring 8 is fixedly connected to the top of the insulating shell 31 at a position corresponding to the positioning column 7. Through the cooperation of the positioning column 7 and the positioning ring 8, the acrylic plate 42 and the insulating shell 31 can be connected and positioned in advance, and then the positioning bolt 44 is convenient for fixing.

[0026] The sliding assembly 2 includes a base 21, two bases 21 are installed on both sides of the bottom of the terminal body 3, the filter 5 is located at the center of the two bases 21, the lower surface of the base 21 is fixedly connected to a limiting plate 22, the inner wall of the limiting plate 22 is slidably connected to a limiting block 23, and the limiting block 23 is fixed to the top of the base 1, so that the terminal body 3 can be flexibly adjusted on the base 1, so that the installation position of the terminal can be conveniently moved, which is convenient for the staff to use the terminal.

[0027] Positioning holes 9 are provided at equal distances on the edge of the surface of the base 21, and the inner cavity of the positioning holes 9 is clamped with fastening bolts 10. Threaded grooves 11 used in conjunction with the fastening bolts 10 are provided on both sides of the surface of the base 1, and the bottom threads of the fastening bolts 10 are connected to the inner cavity of the threaded groove 11. Through the cooperation of the set positioning holes 9, the fastening bolts 10 and the threaded grooves 11, the terminal body 3 after movement and adjustment can be fixed, so that it is not easy to change its position in a static state.

[0028] The outer wall of the insulating shell 31 is fixedly connected with a fixing seat 12 on all sides. A slot 13 is opened on the fixing seat 12 at a position corresponding to the fastener 34. The surface of the wire 6 is clamped on the inner wall of the slot 13, which can provide a limiting effect for the connected wire 6 and reduce the amplitude of the wire 6 shaking.

[0029] Protective covers 14 are installed at the corners around the insulating shell 31 to provide protection for the insulating shell 31. A marking strip 15 is adhered to the surface wall of the insulating shell 31 and located at the position of the groove 33 to facilitate the staff to mark the position of each contact point.

[0030] During specific use, the staff first fixes the contact point on the wire 6 to the connecting plate 32 through the fastener 34, and then fixes the acrylic plate 42 with the connecting rod 45 to the insulating shell 31 through the positioning bolt 44, so that the connecting rod 45 provides a positioning restriction for the fastener 34, so that the fastener 34 can be re-positioned in both the card connection and the bolt connection, thereby enhancing the stability of the terminal body 3 when connected. At the same time, installing the filter 5 on the terminal can shield external interference, making the terminal more stable during signal transmission and improving the high frequency of terminal signal transmission.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-frequency signal transmission four-point contact terminal, comprising a base (1), characterized in that: The base (1) is slidably connected to a terminal body (3) via a sliding assembly (2); an anti-loosening mechanism (4) is provided on the top of the terminal body (3); a filter (5) is electrically connected to the bottom of the terminal body (3); the terminal body (3) comprises an insulating shell (31) and a connecting piece (32); the connecting piece (32) is installed in the inner cavity of the insulating shell (31); grooves (33) are provided around the insulating shell (31); a fastener (34) is clamped in the inner cavity of the groove (33); a washer (35) is sleeved on the fastener (34); the lower end of the fastener (34) passes through the connecting piece (32) and extends downward; a wire (6) is clamped at the center of the washer (35) and the connecting piece (32).

2. A high-frequency signal transmission four-point contact terminal according to claim 1, characterized in that: The anti-loosening mechanism (4) comprises a threaded hole (41) and an acrylic plate (42); the acrylic plate (42) is transparent; the threaded hole (41) is provided around the top of the insulating shell (31); through holes (43) are provided around the surface of the acrylic plate (42) at positions corresponding to the threaded hole (41); positioning bolts (44) are inserted into the inner cavity of the through holes (43); connecting rods (45) are fixedly connected around the upper edge of the acrylic plate (42); the bottom end of the connecting rod (45) is clamped with the top of the fastener (34).

3. A high-frequency signal transmission four-point contact terminal according to claim 2, characterized in that: A positioning column (7) is bonded at the center of the lower surface of the acrylic plate (42), and a positioning ring (8) is fixedly connected to a position on the top of the insulating shell (31) corresponding to the positioning column (7).

4. A high-frequency signal transmission four-point contact terminal according to claim 3, characterized in that: The sliding assembly (2) comprises a base (21), two of the bases (21) are mounted on both sides of the bottom of the terminal body (3), the filter (5) is located at the center of the two bases (21), the lower surface of the base (21) is fixedly connected to a limiting plate (22), the inner wall of the limiting plate (22) is slidably connected to a limiting block (23), and the limiting block (23) is fixed to the top of the base (1).

5. A high-frequency signal transmission four-point contact terminal according to claim 4, characterized in that: Positioning holes (9) are provided at equal distances on the edge of the surface of the base (21), and a fastening bolt (10) is clamped in the inner cavity of the positioning hole (9). Threaded grooves (11) for use with the fastening bolts (10) are provided on both sides of the surface of the base (1), and the bottom of the fastening bolt (10) is threadedly connected to the inner cavity of the threaded groove (11).

6. A high-frequency signal transmission four-point contact terminal according to claim 1, characterized in that: The outer wall of the insulating shell (31) is fixedly connected to a fixing seat (12) on all sides, and a slot (13) is provided on the fixing seat (12) at a position corresponding to the fastener (34), and the surface of the wire (6) is clamped on the inner wall of the slot (13).

7. A high-frequency signal transmission four-point contact terminal according to claim 1, characterized in that: Protective sleeves (14) are installed at the corners around the insulating shell (31), and a marking strip (15) is bonded to the surface wall of the insulating shell (31) at the position of the groove (33).

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