Cable performance detection device

Abstract

The utility model relates to the technical field of cable detection, in particular to a cable performance detection device, which comprises a base, a fixed seat, a movable seat and a clamping seat movably arranged above the fixed seat, a test motor is fixed on the base, the output end of the test motor is connected with the clamping seat through a transmission mechanism I, and the output end of the test motor is connected with the clamping seat through a transmission mechanism II. The output end of the testing motor is connected with the movable seat through a second transmission mechanism, a plurality of lower arc-shaped fixing grooves are formed in the fixed seat, and upper arc-shaped fixing grooves are formed in the positions, right opposite to the lower arc-shaped fixing grooves, of the bottom of the clamping seat. The test motor drives the clamping seat to be close to or far away from the fixed seat through a transmission mechanism I, the test motor drives the movable seat to be close to or far away from the fixed seat through a transmission mechanism II, and the movable seat is provided with a test assembly; according to the utility model, a plurality of cables can be automatically fixed and loosened, the operation is simpler, and the detection efficiency of the device is improved.

Description

Technical Field

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

[0002] Generally, cross-linked polyethylene insulated power cables are widely used for their excellent electrical and mechanical properties. For medium-voltage power cables with a rated voltage of 6kV to 30kV, the withstand voltage test of the cables before leaving the factory is essential as a routine test of the products. Generally, the withstand voltage test is to apply a certain voltage to the insulation of the product under certain conditions, and whether the insulation is broken down after a certain period of time is used as the standard to judge whether the cable is qualified.

[0003] The existing Chinese patent with authorization announcement number CN208367153U discloses a cable withstand voltage detection device, including a chassis and a withstand voltage detector body, a first column and a second column arranged on the chassis from left to right; a sliding block is arranged at the lower end of the first column, and a slide rail matching the sliding block is arranged on the chassis, the sliding block is located in the slide rail, and the slide rail extends in the left and right direction; an electric push rod that can be telescopic in the left and right direction is also arranged on the left side of the sliding block, and the telescopic end of the electric push rod is fixedly connected to the left side of the sliding block. The utility model can effectively position the cable so that the cable can accurately and stably contact the cable detection head.

[0004] However, in actual application, the above device still has the following problems: when performing performance testing on the cables, the cables need to be fixed one by one manually using cable ties. In addition, when taking out the cables, the cable ties need to be manually removed using tools, which is cumbersome and reduces the detection efficiency of the device. Utility Model Content

[0005] The utility model aims to solve the above-mentioned deficiencies and provide a cable performance detection device, which can automatically fix and loosen multiple cables, is easier to operate, and improves the detection efficiency of the device.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A cable performance detection device comprises a base, a fixed base fixed on the base, a movable base movably arranged on the front side of the fixed base, and a clamping base movably arranged above the fixed base. A test motor is fixed on the base, the output end of the test motor is connected to the clamping base via a first transmission mechanism, the output end of the test motor is connected to the movable base via a second transmission mechanism, a plurality of lower arc-shaped fixing grooves are arranged on the fixed base, an upper arc-shaped fixing groove is arranged at the bottom of the clamping base opposite to the lower arc-shaped fixing grooves, the test motor drives the clamping base to approach or move away from the fixed base via a first transmission mechanism, the test motor drives the movable base to approach or move away from the fixed base via a second transmission mechanism, and a test assembly is arranged on the movable base.

[0008] Furthermore, a bracket is provided on the base, a slide rail is vertically provided on the bracket, a slide is connected to the slide rail for up and down sliding, and an active bevel gear is provided on the output shaft of the test motor; the transmission mechanism includes a lead screw 1 vertically and rotatably connected to the bracket, a driven bevel gear provided on the lead screw 1, the active bevel gear is meshed with the driven bevel gear, and an internal threaded hole 1 is provided on the slide opposite to the lead screw 1.

[0009] Furthermore, the clamping seat includes an upper pressure seat and a lower pressure seat which are arranged opposite each other up and down, and a plurality of telescopic rods are used to connect the upper pressure seat and the lower pressure seat, and a spring is provided on the telescopic rod, and the two ends of the telescopic rod are respectively connected to the upper pressure seat and the lower pressure seat, and the two ends of the spring are respectively connected to the upper pressure seat and the lower pressure seat, and the upper pressure seat is fixedly connected to the slide, and the upper arc-shaped fixing groove is arranged at the bottom of the lower pressure seat.

[0010] Furthermore, a slide groove is provided on the base; the second transmission mechanism includes a second screw rotatably connected to the base, a slider slidably connected in the slide groove, the second screw is connected to the output shaft of the test motor through a coupling, and the slider is provided with an internal threaded hole second facing the second screw, and the bottom end of the movable seat is fixed on the second screw.

[0011] Furthermore, the test assembly includes a withstand voltage tester body and a test seat fixed on the movable seat, and multiple cable detection heads fixed on the test seat, one end of the cable detection head is electrically connected to the withstand voltage tester body through a main high-voltage connector and a wire, and the other end of the cable detection head is arranged opposite to the lower arc-shaped fixing groove.

[0012] Furthermore, a controller is included, and the test motor is electrically connected to the controller.

[0013] The beneficial effects of the utility model are:

[0014] In actual application, when in use, a cable to be tested is placed in each lower arc-shaped fixed groove, and the end of the cable to be tested is extended from the front end of the lower arc-shaped fixed groove. The test motor drives the clamping seat to approach the fixing seat through the transmission mechanism 1, and the cable is clamped between the upper arc-shaped fixed groove and the lower arc-shaped fixed groove. At the same time, the test motor drives the movable seat to approach the fixing seat through the transmission mechanism 2, so that the end of the cable is plugged into the test component, and the cable is tested through the test component. The utility model can automatically fix and release multiple cables, the operation is simpler, and the detection efficiency of the device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a rear view of the utility model;

[0017] Figure 3 It is a top view of the utility model;

[0018] Figure 4 yes Figure 3 The cross-sectional view at AA in the middle;

[0019] Figure numerals: base 1; bracket 11; slide rail 111; slide 112; slide groove 12; fixed seat 2; lower arc-shaped fixed groove 21; movable seat 3; clamping seat 4; upper arc-shaped fixed groove 401; upper pressure seat 41; lower pressure seat 42; telescopic rod 43; spring 44; test motor 5; test assembly 6; voltage tester body 61; test seat 62; cable test head 63; main high-voltage connector 64; screw one 71; driven bevel gear 72; screw two 81; slider 82. DETAILED DESCRIPTION

[0020] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a cable performance detection device includes a base 1, a fixed base 2 fixed on the base 1, a movable base 3 movably arranged on the front side of the fixed base 2, and a clamping base 4 movably arranged above the fixed base 2. A test motor 5 is fixed on the base 1, and the output end of the test motor 5 is connected to the clamping base 4 through a transmission mechanism 1, and the output end of the test motor 5 is connected to the movable base 3 through a transmission mechanism 2. A plurality of lower arc-shaped fixed grooves 21 are arranged on the fixed base 2, and an upper arc-shaped fixed groove 401 is arranged at the bottom of the clamping base 4 opposite to the lower arc-shaped fixed grooves 21. The test motor 5 drives the clamping base 4 to approach or move away from the fixed base 2 through the transmission mechanism 1, and the test motor 5 drives the movable base 3 to approach or move away from the fixed base 2 through the transmission mechanism 2, and a test component 6 is arranged on the movable base 3.

[0021] When in use, a cable to be tested is placed in each lower arc-shaped fixed groove 21, and the end of the cable to be tested is extended from the front end of the lower arc-shaped fixed groove 21; the test motor 5 drives the clamping seat 4 to approach the fixing seat 2 through the transmission mechanism 1, and the cable is clamped between the upper arc-shaped fixed groove 401 and the lower arc-shaped fixed groove 21; at the same time, the test motor 5 drives the movable seat 3 to approach the fixing seat 2 through the transmission mechanism 2, so that the end of the cable is plugged into the test component 6, and the cable is tested through the test component 6; the utility model can automatically fix and release multiple cables, the operation is simpler, and the detection efficiency of the device is improved.

[0022] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a bracket 11 is provided on the base 1, a slide rail 111 is vertically provided on the bracket 11, a slide 112 is slidably connected to the slide rail 111 up and down, and an active bevel gear 51 is provided on the output shaft of the test motor 5; the transmission mechanism 1 includes a lead screw 71 vertically rotatably connected to the bracket 11, a driven bevel gear 72 provided on the lead screw 71, the active bevel gear 51 is meshed with the driven bevel gear 72, and an internal threaded hole 1 is provided on the slide 112 opposite to the lead screw 71; in this embodiment, the test motor 5 drives the lead screw 71 to rotate through the active bevel gear 51 and the driven bevel gear 72, and during the rotation of the lead screw 71, the slide 112 slides up and down along the slide rail 111, so that the clamping seat 4 approaches or moves away from the fixed seat 2.

[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the clamping seat 4 includes an upper pressure seat 41 and a lower pressure seat 42 which are arranged opposite to each other in the upper and lower directions, and a plurality of telescopic rods 43 used to connect the upper pressure seat 41 and the lower pressure seat 42. A spring 44 is sleeved on the telescopic rod 43, and the two ends of the telescopic rod 43 are respectively connected to the upper pressure seat 41 and the lower pressure seat 42. The two ends of the spring 44 are respectively connected to the upper pressure seat 41 and the lower pressure seat 42. The upper pressure seat 41 is fixedly connected to the slide 112, and the upper arc-shaped fixing groove 401 is arranged at the bottom of the lower pressure seat 42. In this embodiment, the test motor 5 drives the lead screw 71 to rotate through the active bevel gear 51 and the driven bevel gear 72, so that in the process of the clamping seat 4 approaching or moving away from the fixed seat 2, the lower pressure seat 42 first abuts against the fixed seat 2. During the continuous driving process of the test motor 5, the spring 44 and the telescopic rod 43 are gradually compressed, and the upper pressure seat 41 gradually approaches the lower pressure seat 42.

[0024] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, a slide groove 12 is provided on the base 1; the second transmission mechanism includes a second screw 81 rotatably connected to the base 1, and a slider 82 slidably connected in the slide groove 12, the second screw 81 is connected to the output shaft of the test motor 5 through a coupling 83, and an internal threaded hole 2 is provided on the slider 82 opposite to the second screw 81, and the bottom end of the movable seat 3 is fixed on the second screw 81; in this embodiment, when the test motor 5 drives the second screw 81 to rotate through the coupling 83, the second screw 81 drives the slider 82 to slide along the slide groove 12 through the second internal threaded hole, so that the movable seat 3 is close to or away from the fixed seat 2.

[0025] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the test assembly 6 includes a withstand voltage tester body 61 and a test seat 62 fixed on the movable seat 3, and a plurality of cable detection heads 63 fixed on the test seat 62, one end of the cable detection head 63 is electrically connected to the withstand voltage tester body 61 through a total high-voltage connector 64 and a wire, and the other end of the cable detection head 63 is arranged opposite to the lower arc-shaped fixed groove 21; in this embodiment, when the test motor 5 drives the movable seat 3 to approach the fixed seat 2 through the transmission mechanism 2, the cable clamped between the upper arc-shaped fixed groove 401 and the lower arc-shaped fixed groove 21 is gradually plugged into the cable detection head 63, and the withstand voltage tester body 61 detects the cable through the wire, the total high-voltage connector 64 and the cable detection head 63.

[0026] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a controller is also included, and the test motor 5 is electrically connected to the controller. In this embodiment, the start and stop of the test motor 5 can be controlled by the controller, which is more convenient to use.

[0027] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the scope defined by the spirit of the present invention.

Claims

1. A cable performance detection device, characterized in that: The invention comprises a base (1), a fixed base (2) fixed on the base (1), a movable base (3) movably arranged on the front side of the fixed base (2), and a clamping base (4) movably arranged above the fixed base (2); a test motor (5) is fixed on the base (1); an output end of the test motor (5) is connected to the clamping base (4) via a first transmission mechanism; an output end of the test motor (5) is connected to the movable base (3) via a second transmission mechanism; a plurality of lower arc-shaped fixed grooves (21) are arranged on the fixed base (2); an upper arc-shaped fixed groove (401) is arranged at the bottom of the clamping base (4) facing the lower arc-shaped fixed grooves (21); the test motor (5) drives the clamping base (4) to approach or move away from the fixed base (2) via a first transmission mechanism; the test motor (5) drives the movable base (3) to approach or move away from the fixed base (2) via a second transmission mechanism; and a test assembly (6) is arranged on the movable base (3).

2. A cable performance detection device according to claim 1, characterized in that: The base (1) is provided with a bracket (11), the bracket (11) is vertically provided with a slide rail (111), the slide rail (111) is slidably connected to a slide frame (112) up and down, and an active bevel gear (51) is provided on the output shaft of the test motor (5); the transmission mechanism (1) comprises a lead screw (71) vertically rotatably connected to the bracket (11), and a driven bevel gear (72) provided on the lead screw (71), the active bevel gear (51) is meshed with the driven bevel gear (72), and the slide frame (112) is provided with an internal threaded hole (1) directly facing the lead screw (71).

3. A cable performance detection device according to claim 2, characterized in that: The clamping seat (4) includes an upper pressure seat (41) and a lower pressure seat (42) which are arranged opposite to each other in the upper and lower directions, and a plurality of telescopic rods (43) used to connect the upper pressure seat (41) and the lower pressure seat (42). A spring (44) is sleeved on the telescopic rod (43). The two ends of the telescopic rod (43) are respectively connected to the upper pressure seat (41) and the lower pressure seat (42). The two ends of the spring (44) are respectively connected to the upper pressure seat (41) and the lower pressure seat (42). The upper pressure seat (41) is fixedly connected to the slide (112). The upper arc-shaped fixing groove (401) is arranged at the bottom of the lower pressure seat (42).

4. A cable performance detection device according to claim 1, characterized in that: The base (1) is provided with a slide groove (12); the second transmission mechanism comprises a second lead screw (81) rotatably connected to the base (1), and a slider (82) slidably connected to the slide groove (12); the second lead screw (81) is connected to the output shaft of the test motor (5) through a coupling (83); the slider (82) is provided with a second internal threaded hole facing the second lead screw (81); and the bottom end of the movable seat (3) is fixed on the second lead screw (81).

5. A cable performance detection device according to claim 1, characterized in that: The test assembly (6) comprises a withstand voltage tester body (61) and a test seat (62) fixed on the movable seat (3), and a plurality of cable detection heads (63) fixed on the test seat (62); one end of the cable detection head (63) is electrically connected to the withstand voltage tester body (61) via a main high voltage connector (64) and a wire, and the other end of the cable detection head (63) is arranged opposite to the lower arc-shaped fixing groove (21).

6. A cable performance detection device according to claim 2, characterized in that: It also includes a controller, and the test motor (5) is electrically connected to the controller.

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