Connecting line test fixture

Abstract

The utility model relates to the technical field of power supply connecting line testing, in particular to a connecting line testing jig, which comprises a testing seat, an insulating plate is fixedly arranged in the testing seat, a plurality of groups of metal conductors are fixedly connected in the insulating plate, a first plug is in threaded connection with the rear end of the insulating plate, and a second plug is in threaded connection with the rear end of the insulating plate. Two groups of second plugs are rotationally connected to the rear end of the insulating plate and located behind the first plugs, guide sleeves are fixedly installed at the rear end of the insulating plate and located on the outer sides of the first plugs and the second plugs, and the front faces of the guide sleeves are fixedly connected with the insulating plate through fixing boxes; according to the utility model, through the design, the operation is simple, and the test female head is firmly positioned in the test process, so that the test accuracy is improved, the damage to the test female head caused by improper operation can be avoided, various test female heads can be tested, and the test efficiency is improved. And the universality of the test fixture is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to power connection line test technical field, concretely relates to a connecting line test fixture. BACKGROUND

[0002] Power connection line refers to the wire for connecting power supply and electric equipment, transmission current, its main function is to provide power supply, ensure that the equipment normal operation, and through the test of power connection line, can detect the short circuit, open circuit and leakage in the circuit etc.

[0003] At present, the plug of power connection line of various electric appliances is divided into male head and female head, for male head, the needle of multimeter can directly contact the conductive metal head outside male head to test, when testing female head, since the conductive contact of female head is inside female head, when testing by the needle of multimeter, it is not only inconvenient to insert, even if inserted, since the power connection line cannot be positioned, the problem of loose affecting test result is prone to occur, and improper operation can also cause damage to the inside of female head.

[0004] Therefore, it is particularly important to design a connecting line test fixture to solve the above defects. UTILITY MODEL CONTENTS

[0005] In view of the defects of the prior art, the utility model designs a connecting line test fixture, which aims at solving the technical problems that the power connection line is inconvenient to test, cannot be positioned, is prone to loose affecting test result, and improper operation can also cause damage to the inside of female head under the prior art.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A connecting line test fixture, which comprises a test seat, an insulating plate is fixedly installed in the test seat, a plurality of metal conductors are fixedly connected in the insulating plate, a first plug is screw-connected to the rear end of the insulating plate, two second plugs are rotationally connected to the rear end of the insulating plate and behind the first plug, a guide sleeve is fixedly installed to the rear end of the insulating plate and outside the first plug and the second plugs, the front surface of the guide sleeve is fixedly connected with the insulating plate through a fixed box, positioning mechanisms are fixedly installed to the left and right sides of the guide sleeve, a test female head is inserted into the guide sleeve, and a power connection line is fixedly connected to the top end of the test female head.

[0008] As a preferred scheme of the utility model, the left and right ends of the insulating plate are fixedly connected with the test seat through fixing screws, and the front ends of the plurality of metal conductors are provided with test jacks.

[0009] As the preferred scheme of the utility model, the connecting hole is arranged at the position corresponding to the plurality of metal conductors at the rear end of the insulating plate, and the bottom end of the first plug is threadedly connected with the connecting hole through the connecting sleeve.

[0010] As the preferred scheme of the utility model, the bottom end of the second plug is rotationally connected with the connecting hole through the movable sleeve, and the bottom end of the first plug and the second plug extends into the connecting hole and is electrically connected with the metal conductor.

[0011] As the preferred scheme of the utility model, the left and right ends of the guide sleeve are fixedly connected with the positioning plug, and the positioning slot is arranged at the position corresponding to the positioning plug at the top of the test seat.

[0012] As the preferred scheme of the utility model, the locking column is slidably connected in the fixed box, the locking hole is arranged at the position corresponding to the locking column on the front face of the guide sleeve, the first spring is arranged on the outside of the locking column, and the top ring is fixedly connected to the rear end of the first spring on the outside of the locking column.

[0013] As the preferred scheme of the utility model, the clamping column is fixedly connected to the outside of the top ring, and the clamping groove is arranged at the position corresponding to the clamping column on the outside of the fixed box.

[0014] As the preferred scheme of the utility model, the positioning mechanism comprises the connecting head fixedly connected to the left and right sides of the guide sleeve, the operating handle is rotationally connected in the connecting head, and the positioning block is fixedly connected to the top end of the operating handle and located on the outside of the test female head.

[0015] As the preferred scheme of the utility model, the second spring is fixedly connected between the connecting head and the operating handle, and the mounting groove is arranged at the position corresponding to the second spring in the connecting head and the operating handle.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] In the utility model, the test seat, the insulating plate, the metal conductor, the first plug, the second plug, the guide sleeve and the positioning mechanism are cooperatively designed, the test female head is inserted into the inside of the guide sleeve and is tightly positioned at the top end by the positioning mechanism when the power supply connecting line is tested, the first plug and the second plug are accurately connected with the inside of the test female head, the left and right two metal conductors correspond to the zero line and the live wire, and the middle metal conductor corresponds to the ground wire, the test pin of the multimeter is inserted into the inside of the test plug for testing, the operation is simple, the test female head is tightly positioned during the testing process, the testing accuracy is improved, and the test female head is prevented from being damaged due to improper operation.

[0018] The utility model discloses, through the cooperation design of first plug, second plug, guide sleeve and fixed box, if the test female head of double -end is tested, can rotate the connecting sleeve and dismouting first plug, convenient for the test female head of double -end is inserted test, simultaneously according to the angle of test female head inside hole position, the angle of two groups of second plug is adjusted accordingly, make this test fixture can test a variety of test female head, further improve the versatility of test fixture, through the fixed box is convenient for the dismouting guide sleeve and is convenient for the adjustment of first plug and second plug. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is whole structure schematic diagram of the utility model;

[0020] Figure 2 It is test female head structure schematic diagram of the utility model;

[0021] Figure 3 It is guide sleeve removal structure schematic diagram of the utility model;

[0022] Figure 4 It is first plug and second plug structure schematic diagram of the utility model;

[0023] Figure 5 It is Figure 4 It is A place enlarged view in the middle;

[0024] Figure 6 It is part structure schematic diagram of the utility model;

[0025] Figure 7 It is positioning mechanism structure schematic diagram of the utility model;

[0026] Figure 8 It is fixed box structure schematic diagram of the utility model.

[0027] In the drawing: 1, test seat;2, insulating plate;201, fixed screw;202, test jack;203, connecting hole;204, connecting sleeve;205, movable sleeve;3, metal conductor;4, first plug;5, second plug;6, guide sleeve;601, positioning plug;602, positioning slot;7, fixed box;701, locking column;702, locking jack;703, first spring;704, top ring;705, clamping column;706, clamping groove;8, positioning mechanism;801, connecting head;802, operating handle;803, positioning block;804, second spring;9, test female head;10, power supply connecting line. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the present application will be described clearly and completely in conjunction with the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0029] Embodiment: please refer to Figures 1-8 The present application provides a technical scheme:

[0030] A connecting line test fixture, comprising a test seat 1, the inside of the test seat 1 is fixedly installed with an insulating plate 2, a plurality of groups of metal conductors 3 are fixedly connected in the inside of the insulating plate 2, a first plug 4 is screw-connected to the rear end of the insulating plate 2, two groups of second plugs 5 are rotationally connected to the rear end of the insulating plate 2 and located behind the first plug 4, a guide sleeve 6 is fixedly installed to the rear end of the insulating plate 2 and located outside the first plug 4 and the second plug 5, the front surface of the guide sleeve 6 is fixedly connected with the insulating plate 2 through a fixed box 7, a positioning mechanism 8 is fixedly installed to the left and right sides of the guide sleeve 6, a test female head 9 is inserted into the inside of the guide sleeve 6, and a power supply connecting line 10 is fixedly connected to the top end of the test female head 9.

[0031] Firstly, the left and right ends of the insulating plate 2 are fixedly connected with the test seat 1 through fixing screws 201, the front ends of the plurality of groups of metal conductors 3 are provided with test jacks 202, and the insulating plate 2 is installed and fixed above the test seat 1 through the fixing screws 201 for convenient assembly. When the power supply connecting line 10 is tested, the test female head 9 is inserted into the inside of the guide sleeve 6 and positioned through the positioning mechanism 8, so that the first plug 4 and the second plug 5 are accurately connected with the inside of the test female head 9.

[0032] Further, the insulating plate 2 is provided with a connecting hole 203 at the position corresponding to each group of metal conductors 3 at the rear end, the bottom end of the first plug 4 is threadedly connected with the connecting hole 203 through a connecting sleeve 204, the bottom end of the second plug 5 is rotatably connected with the connecting hole 203 through a movable sleeve 205, and the bottom end of the first plug 4 and the second plug 5 are both extended into the connecting hole 203 and electrically connected with the metal conductor 3. After the test female head 9 is precisely connected with the first plug 4 and the second plug 5, the three groups of metal conductors 3 correspond to the zero line and the live line, and the middle metal conductor 3 corresponds to the ground line. The test is performed by inserting the needle of the multimeter into the inside of the test hole 202. The test female head 9 is firmly positioned during the test, thereby improving the accuracy of the test, and avoiding damage to the test female head 9 caused by improper operation. When testing the double-head test female head 9, the connecting sleeve 204 can be rotated to disassemble and assemble the first plug 4, so as to facilitate the insertion of the double-head test female head 9 into the test, and the two groups of second plugs 5 are rotated according to the angle of the inside hole of the test female head 9 to adjust the angle, so that the test fixture can test various test female heads 9, thereby further improving the versatility of the test fixture.

[0033] Then, the left and right ends of the guide sleeve 6 are fixedly connected with positioning plug blocks 601, the top of the test seat 1 is provided with a positioning slot 602 at the position corresponding to the positioning plug blocks 601, the guide sleeve 6 is positioned and installed in the inside of the test seat 1 through the positioning plug blocks 601, and the guide sleeve 6 is fixed through the fixing box 7, thereby ensuring the firmness of the guide sleeve 6 during the test of the test female head 9, and the guide sleeve 6 can be disassembled and assembled for easy operation when the first plug 4 and the second plug 5 need to be adjusted.

[0034] Further, the inside of the fixing box 7 is slidably connected with a locking column 701, the front surface of the guide sleeve 6 is provided with a locking hole 702 at the position corresponding to the locking column 701, the outside of the locking column 701 is sleeved with a first spring 703, the outside of the locking column 701 and the rear end of the first spring 703 are fixedly connected with a top ring 704, the top ring 704 is pushed by the first spring 703, thereby pushing the locking column 701 into the locking hole 702 in the front surface of the guide sleeve 6, and the guide sleeve 6 is fixed.

[0035] Secondly, the outside of the top ring 704 is fixedly connected with a clamping column 705, the outside of the fixing box 7 is provided with a clamping slot 706 at the position corresponding to the clamping column 705, and when the guide sleeve 6 needs to be disassembled and assembled, the clamping column 705 is clamped into the front end of the clamping slot 706 by pulling and rotating the locking column 701, thereby fixing the locking column 701, and facilitating the disassembly and assembly of the guide sleeve 6 and the adjustment of the first plug 4 and the second plug 5 in the inside of the guide sleeve 6.

[0036] Finally, the positioning mechanism 8 includes connecting heads 801 fixedly connected to the left and right sides of the guide sleeve 6, the interiors of the two groups of connecting heads 801 are rotationally connected with operating handles 802, the top ends of the two groups of operating handles 802 and located outside the test female head 9 are fixedly connected with positioning blocks 803, the interiors of the connecting heads 801 and the operating handles 802 are fixedly connected with second springs 804, the interiors of the connecting heads 801 and the operating handles 802 and the positions corresponding to the second springs 804 are all provided with mounting grooves, when the test female head 9 is inserted into the interior of the guide sleeve 6 for testing, the bottom ends of the two groups of operating handles 802 are pinched at the same time, so that the two groups of positioning blocks 803 are opened to leave space, and then the two groups of operating handles 802 are released after the test female head 9 is inserted into the interior of the guide sleeve 6, the bottom ends of the operating handles 802 are pushed out by the second springs 804, so that the positioning blocks 803 are pressed and positioned on the top end of the test female head 9, thereby firmly fixing the test female head 9 in the interior of the guide sleeve 6, and further improving the testing accuracy.

[0037] In the embodiment, the specific implementation scene is that the bottom ends of the two groups of operating handles 802 are pinched at the same time, so that the two groups of positioning blocks 803 are opened to leave space, then the test female head 9 is inserted into the interior of the guide sleeve 6, so that the first plug 4 and the second plug 5 are accurately connected with the interior of the test female head 9, and then the two groups of operating handles 802 are released after the test female head 9 is inserted into the interior of the guide sleeve 6, the bottom ends of the operating handles 802 are pushed out by the second springs 804, so that the positioning blocks 803 are pressed and positioned on the top end of the test female head 9, thereby firmly fixing the test female head 9 in the interior of the guide sleeve 6, after the test female head 9 is accurately connected with the first plug 4 and the second plug 5, the left and right two metal conductors 3 correspond to zero line and live line, and the middle metal conductor 3 corresponds to ground wire, the needle of the multimeter is inserted into the interior of the test jack 202 for testing, and if the double-head test female head 9 is tested, the first plug 4 can be disassembled by rotating the connecting sleeve 204, so that the double-head test female head 9 can be inserted for testing, and the angles of the two groups of second plugs 5 are adjusted according to the angle of the hole position on the inner side of the test female head 9, the whole operation process is simple and convenient, the test female head 9 is firmly positioned during testing by the design, thereby improving the testing accuracy, the test female head 9 can be prevented from being damaged due to improper operation, a variety of test female heads 9 can be tested, and the universality of the testing fixture is further improved.

[0038] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A connecting line test fixture comprising a test seat (1), characterized in that: The inside of the test seat (1) is fixedly installed with an insulating plate (2), a plurality of groups of metal conductors (3) are fixedly connected inside the insulating plate (2), a first plug (4) is threadedly connected to the rear end of the insulating plate (2), two groups of second plugs (5) are rotatably connected to the rear end of the insulating plate (2) and located behind the first plug (4), a guide sleeve (6) is fixedly installed on the rear end of the insulating plate (2) and located outside the first plug (4) and the second plug (5), the front surface of the guide sleeve (6) is fixedly connected with the insulating plate (2) through a fixed box (7), positioning mechanisms (8) are fixedly installed on the left and right sides of the guide sleeve (6), a test female head (9) is inserted into the inside of the guide sleeve (6), and a power supply connecting line (10) is fixedly connected to the top end of the test female head (9).

2. The connecting line test fixture according to claim 1, wherein: The left and right ends of the insulating plate (2) are fixedly connected with the test seat (1) through fixing screws (201), and the front ends of the plurality of groups of metal conductors (3) are provided with test jacks (202).

3. The connecting line test fixture of claim 1, wherein: The rear end of the insulating plate (2) is provided with connecting holes (203) corresponding to the plurality of groups of metal conductors (3), and the bottom end of the first plug (4) is threadedly connected with the connecting holes (203) through a connecting sleeve (204).

4. The connecting line test fixture according to claim 3, wherein: The bottom end of the second plug (5) is rotatably connected with the connecting holes (203) through a movable sleeve (205), and the bottom ends of the first plug (4) and the second plug (5) extend into the inside of the connecting holes (203) and are electrically connected with the metal conductors (3).

5. The connecting line test fixture of claim 1, wherein: The left and right ends of the guide sleeve (6) are fixedly connected with positioning plug blocks (601), and the top of the test seat (1) is provided with positioning insertion grooves (602) corresponding to the positioning plug blocks (601).

6. The connecting line test fixture of claim 1, wherein: The inside of the fixed box (7) is slidably connected with a locking column (701), the front surface of the guide sleeve (6) is provided with a locking insertion hole (702) corresponding to the locking column (701), the outside of the locking column (701) is sleeved with a first spring (703), and the outside of the locking column (701) and located at the rear end of the first spring (703) is fixedly connected with a top ring (704).

7. The connecting line test fixture according to claim 6, wherein: The outside of the top ring (704) is fixedly connected with a clamping column (705), and the outside of the fixed box (7) is provided with a clamping groove (706) corresponding to the clamping column (705).

8. The connecting line test fixture of claim 1, wherein: The positioning mechanism (8) comprises connecting heads (801) fixedly connected to the left and right sides of the guide sleeve (6), operation handles (802) rotatably connected inside two groups of the connecting heads (801), and positioning blocks (803) fixedly connected to the top ends of two groups of the operation handles (802) and located outside the test female head (9).

9. The connecting line test fixture of claim 8, wherein: A second spring (804) is fixedly connected between the inside of the connecting head (801) and the operation handle (802), and mounting grooves are formed in positions corresponding to the second spring (804) inside the connecting head (801) and the operation handle (802).

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