Bus cable testing device

Abstract

The utility model discloses a bus cable testing device. The bus cable testing device comprises a host, an extension set and a lap-joint communication piece, the host is provided with a first plugging port, a first lap joint port and a connecting slide rail; the extension set comprises a second plugging port, a second lap joint port and a connecting chute; the extension set can be detachably installed on one side of the host in a sliding mode through the connecting sliding rail and the connecting sliding groove; the first lap joint port and the second lap joint port can be electrically connected through the lap joint communication piece; the extension set is provided with a plurality of types so as to provide second plugging ports of different types. According to the utility model, the extension set can be replaced quickly and conveniently through the detachable sliding replacement, the adaptation of various test plug terminals can be realized under the condition of a small device volume, and the device is convenient for an operator to carry and use.

Description

Technical Field

[0001] The utility model relates to the technical field of cable testing equipment, in particular to a bus cable testing device. Background Art

[0002] With the development of modern measurement and control technology, various electrical and electronic networks and various bus technologies are increasing, and the scale and complexity of the system are also expanding, resulting in increasing difficulty in testing electronic equipment and cable networks. According to the corresponding standards, there are many test items for bus cables. Depending on the cable specifications, plug-in terminals of different sizes are often provided, which results in the need for the corresponding cable test device to be equipped with multiple corresponding plug-in interfaces before the corresponding test can be performed. Traditional manual testing is inefficient and reliability cannot be guaranteed, while the existing automatic testers on the market have problems such as limited test scale and incomplete functional coverage. Therefore, it often leads to the difficulty of matching uncommon plug-in terminals for testing with cable test devices; if the types and number of plug-in interfaces are increased, it is also easy to make the overall test device relatively large and heavy, and difficult to carry and operate. Therefore, it is necessary to design a bus cable test device that is easy to carry and operate. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a bus cable testing device.

[0004] The technical solution adopted by an embodiment of the utility model to solve the technical problem is: a bus cable testing device, comprising: a host, an extension and a lap connection piece;

[0005] The host is provided with a first plug-in port, a first lap port and a connecting slide rail; the extension includes a second plug-in port, a second lap port and a connecting slide groove; through the connecting slide rail and the connecting slide groove, the extension can be detachably slidably installed on one side of the host; through the lap connecting piece, the first lap port and the second lap port can be electrically connected; the extension is provided with a variety of models to provide different models of second plug-in ports.

[0006] Optionally, the main unit and the extension unit are arranged in a rectangular block structure, and the connecting slide rails and the connecting slide grooves are arranged on adjacent side walls of the main unit and the extension unit.

[0007] Optionally, the connecting slide rail is provided with outwardly protruding clamping portions on both sides along the extension direction; and the connecting slide groove is provided with buckles matching with the outwardly protruding clamping portions along the extension direction.

[0008] Optionally, a relief groove is provided in the middle of the connecting slide rail along the extension direction, and the relief groove is located between the outer convex clamping parts on both sides.

[0009] Optionally, the overlapping connecting piece is provided with a bow-bridge-shaped wiring harness.

[0010] Optionally, two second plug-in ports are provided at both ends of the extension along the length direction, and two second lap ports are provided corresponding to the two second plug-in ports.

[0011] Optionally, the host is provided with control buttons, a display panel, a prompt line and a prompt light.

[0012] Optionally, the host is provided with a hand-held handle near the control button; and an anti-slip cover or anti-slip pattern is provided on the outer edge of the hand-held handle.

[0013] The beneficial effects of the utility model are as follows: the extension can be detachably slidably installed on one side of the host through the connecting slide rail and the connecting slide groove, and the extension can be disassembled and installed quickly and conveniently. The extension is provided with a variety of models, thereby providing different models of second plug ports for operators to disassemble and replace according to cable types and test items; the host and the extension are electrically connected by using a bridge-shaped overlapping connecting piece. The utility model can replace the extension quickly and conveniently through the detachable sliding replacement of the extension, and can adapt to a variety of test plug terminals with a smaller device volume, which is convenient for operators to carry and use.

[0014] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0016] Figure 1 This is a schematic diagram of the structure of the bus cable testing device of the utility model;

[0017] Figure 2 for Figure 1 Side view of the bus cable test setup.

[0018] Description of main component symbols:

[0019] 10. Host; 11. First plug-in port; 12. First lap-joint port; 13. Connecting slide rail; 131. Outer convex card portion; 132. Avoidance groove; 14. Control button; 15. Display panel; 16. Prompt line; 17. Prompt light; 20. Extension; 21. Second plug-in port; 22. Second lap-joint port; 23. Connecting slide groove; 231. Buckle portion; 30. Lap-joint connector; 31. Wire harness; 40. Hand-held handle. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] In the description of the present utility model, the meaning of "more than" is more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0022] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., 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 present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0024] Example

[0025] Reference Figure 1 and Figure 2 The utility model provides a bus cable testing device, comprising: a host 10, an extension 20 and a lap connection member 30;

[0026] The host 10 is provided with a first plug-in port 11, a first lap port 12 and a connecting slide rail 13; the extension 20 includes a second plug-in port 21, a second lap port 22 and a connecting slide groove 23; through the connecting slide rail 13 and the connecting slide groove 23, the extension 20 can be detachably slidably installed on one side of the host 10; through the lap connector 30, the first lap port 12 and the second lap port 22 can be electrically connected; the extension 20 is provided with a variety of models to provide different models of second plug-in ports 21.

[0027] In the present invention, the extension 20 can be detachably slidably installed on one side of the main unit 10 by connecting the slide rail 13 and the connecting slide groove 23, and the extension 20 can be quickly and conveniently disassembled and installed. The extension 20 is provided with a variety of models, thereby providing different models of second plug ports 21 for operators to disassemble and replace according to cable types and test items; the main unit 10 and the extension 20 are electrically connected by using a bridge-shaped overlapping connecting piece 30. In the present invention, the extension 20 can be detachably and slidably replaced, and the extension 20 can be quickly and conveniently replaced. With a smaller device volume, it can be adapted to a variety of test plug terminals, which is convenient for operators to carry and use.

[0028] Specifically, the main unit 10 and the extension unit 20 are arranged in a rectangular block structure, and the connecting slide rail 13 and the connecting slide groove 23 are arranged on the adjacent side walls of the main unit 10 and the extension unit 20. The main unit 10 and the extension unit 20 of the rectangular block structure are convenient for splicing and molding by plate injection molding.

[0029] In this embodiment, the connecting slide rail 13 is provided with outer convex clamping parts 131 on both sides along the extension direction; the connecting slide groove 23 is provided with buckles 231 along the extension direction to match the outer convex clamping parts 131. By utilizing the certain deformation capacity of the injection molded part, the outer convex clamping parts 131 can be pressed inwards and partially deformed, and then the buckles 231 of the limit slide groove are pressed outwards to provide a certain friction force to keep the connection between the two stable.

[0030] Furthermore, the connecting rail 13 is provided with an escape groove 132 in the middle along the extension direction, and the escape groove 132 is located between the outer convex clamping parts 131 on both sides. The escape groove 132 is concave to form an offset step, providing a deformation space for the outer convex clamping part 131 to move inwards, and also providing an excessive heat dissipation space in the middle.

[0031] In this embodiment, the lap connection piece 30 is provided with a bow-bridge-shaped wire harness 31. The bow-bridge-shaped wire harness 31 has a certain deformation capability and can match extensions 20 of different sizes and second plug ports 21 of extensions 20 at different positions for alignment and plugging.

[0032] Furthermore, two second plug ports 21 are provided at both ends of the extension 20 along the length direction, and two second docking ports 22 are provided corresponding to the two second plug ports 21. The two second plug ports 21 are provided at the front and rear ends of the long strip extension 20, respectively matching the two second docking interfaces. A single extension 20 can provide two types of second plug ports 21 for testing cables or test items of different specifications.

[0033] In this embodiment, the host 10 is provided with a control button 14, a display panel 15, a prompt line 16 and a prompt light 17. The control button 14 is convenient for selecting test items and turning on and off; the display panel 15 is convenient for displaying various test items, and the prompt line 16 and the prompt light 17 are convenient for prompting the test content and judging whether the indicators are met.

[0034] Furthermore, the host 10 is provided with a hand-held handle 40 near the control button 14; the outer edge of the hand-held handle 40 is provided with an anti-slip cover or anti-slip pattern. The hand-held handle 40 is arranged near the control button 14, so that the operator can operate the test device by hand and control the control button 14 with one hand to make a control selection.

[0035] Of course, the present invention is not limited to the above-mentioned embodiments, and technicians familiar with the field may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. A bus cable testing device, characterized in that: include: A main unit (10), an extension unit (20) and a lap connection member (30); The host (10) is provided with a first plug-in port (11), a first lap port (12) and a connecting slide rail (13); the extension (20) includes a second plug-in port (21), a second lap port (22) and a connecting slide groove (23); the extension (20) can be detachably slidably installed on one side of the host (10) through the connecting slide rail (13) and the connecting slide groove (23); the first lap port (12) and the second lap port (22) can be electrically connected through the lap connection piece (30); the extension (20) is provided with a plurality of models to provide different models of second plug-in ports (21).

2. The bus cable testing device according to claim 1, characterized in that: The main unit (10) and the extension unit (20) are arranged in a rectangular block structure, and the connecting slide rail (13) and the connecting slide groove (23) are arranged on the adjacent side walls of the main unit (10) and the extension unit (20).

3. The bus cable testing device according to claim 2, characterized in that: The connecting slide rail (13) is provided with external convex clamping parts (131) on both sides along the extension direction; and the connecting slide groove (23) is provided with buckle parts (231) matching with the external convex clamping parts (131) along the extension direction.

4. The bus cable testing device according to claim 3, characterized in that: The connecting slide rail (13) is provided with an escape groove (132) in the middle along the extension direction, and the escape groove (132) is located between the outer convex clamping parts (131) on both sides.

5. The bus cable testing device according to claim 2, characterized in that: The overlapping connecting piece (30) is provided with a bow-bridge-shaped wire harness belt (31).

6. The bus cable testing device according to claim 5, characterized in that: The extension (20) is provided with two second plug-in ports (21) at both ends along the length direction, and two second docking ports (22) are provided corresponding to the two second plug-in ports (21).

7. The bus cable testing device according to claim 1, characterized in that: The host (10) is provided with a control button (14), a display panel (15), a prompt line (16) and a prompt light (17).

8. The bus cable testing device according to claim 7, characterized in that: The host (10) is provided with a hand-held handle (40) near the control button (14); the outer edge of the hand-held handle (40) is provided with an anti-slip cover or an anti-slip pattern.

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