Rapid test clamp for waveguide duplexer

Abstract

The utility model discloses a rapid test fixture for a waveguide duplexer, and relates to the technical field of test fixtures. The waveguide coaxial converter comprises a base block, a connecting block is fixedly installed on the base block, an installing hole is formed in the side wall of the connecting block, a supporting shell is installed in the installing hole in an inserted mode, a communicating hole is formed in one side of the supporting shell, and a waveguide coaxial converter is fixedly installed on the side wall, located on one side of the communicating hole, of the supporting shell. A power mechanism is arranged in the supporting shell, a positioning mechanism is fixedly installed on one side of the power mechanism, and an L-shaped supporting plate is fixedly installed on the side wall of the connecting block. According to the utility model, the waveguide duplexers of the same batch and shape can be rapidly positioned, and then the waveguide duplexers and the waveguide coaxial converter are simply plugged, so that the connection efficiency between the waveguide duplexers and the waveguide coaxial converter can be improved, the test efficiency of the waveguide duplexers is improved, and the wear between the waveguide duplexers and the waveguide coaxial converter can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of test fixtures, in particular to a waveguide duplexer rapid test fixture. Background Art

[0002] The waveguide duplexer is the core component that isolates the transmit and receive signals of a microwave transceiver. The waveguide duplexer is often used in microwave communication systems, etc. The current debugging method commonly used for the waveguide duplexer is to connect the waveguide coaxial converter and the transmit, receive and antenna ports of the waveguide duplexer with screws, and then connect the test instrument and the waveguide coaxial converter together through a cable for testing.

[0003] In this way, during the test of the waveguide duplexer, it is necessary to frequently replace the waveguide duplexer to be tested, and then connect the waveguide coaxial converter and the transmitting, receiving and antenna ports of the waveguide duplexer, and then fix them with screws at a slow speed, which leads to a decrease in the efficiency of testing the waveguide duplexer. For this purpose, a waveguide duplexer quick test fixture is proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that in the process of testing a waveguide duplexer, the waveguide duplexer to be tested needs to be frequently replaced, and then the waveguide coaxial converter and the transmitting, receiving and antenna ports of the waveguide duplexer are connected, and then the speed of fixing by screws is slow, thereby reducing the efficiency of testing the waveguide duplexer. The utility model provides a waveguide duplexer fast test fixture.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A waveguide duplexer rapid test fixture comprises a base block, a connecting block is fixedly mounted on the base block, a mounting hole is provided on the side wall of the connecting block, a supporting shell is plugged and installed in the mounting hole, a connecting hole is provided on one side of the supporting shell, a waveguide coaxial converter is fixedly mounted on the side wall of the supporting shell at one side of the connecting hole, a power mechanism is arranged in the supporting shell, a positioning mechanism is fixedly mounted on one side of the power mechanism, an L-shaped supporting plate is fixedly mounted on the side wall of the connecting block, a height adjustment mechanism is provided on the lower side of the L-shaped supporting plate, and a width control mechanism is provided on both sides of the L-shaped supporting plate.

[0007] Preferably, the power mechanism comprises a connecting plate, one end of which is fixedly mounted in the supporting shell, and an electric push rod is fixedly mounted on the connecting plate, and one end of which is fixedly mounted on the pushing plate.

[0008] Preferably, the positioning mechanism includes a movable shell, which is slidably inserted in the supporting shell, one side of the push plate is fixedly installed in the movable shell, an L-shaped connecting rod is provided on the side wall of the movable shell, and an extrusion positioning ring is fixedly installed on one side of the L-shaped connecting rod.

[0009] Preferably, the L-shaped connecting rod and the side wall of the movable housing are both provided with connecting threaded holes, and a connecting threaded rod is threadedly installed in the connecting threaded hole.

[0010] Preferably, the height adjustment mechanism includes a height adjustment screw tube, a receiving hole is opened on the side wall of the L-shaped support plate, the height adjustment screw tube is fixedly installed in the receiving hole, and a pitch adjustment screw is threadedly installed in the height adjustment screw tube, and a height adjustment plate is rotatably installed on one end of the pitch adjustment screw rod.

[0011] Preferably, the width control mechanism includes two side baffles, a plurality of width control grooves are symmetrically provided on both sides of the L-shaped support plate, and control threaded holes are provided on the side walls of the L-shaped support plate and the side baffles, a control threaded rod is threadedly installed in the control threaded holes, and the two side baffles are plugged into the width control grooves on both sides of the L-shaped support plate.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. In the utility model, the waveguide duplexer to be tested is inserted between the L-shaped support plate and the two side baffles, and then the position of the two side baffles inserted into the wide-pitch control slot is adjusted according to the size of the waveguide duplexer, and then the height of the waveguide duplexer supported by the height-adjusting plate is controlled by means of the pitch-adjusting screw, and then an extrusion positioning ring suitable for the outer peripheral shape of the waveguide duplexer is installed on the movable housing, so that the electric push rod set by starting drives the movable housing to move, so that the waveguide duplexers of the same batch shape can be quickly positioned, and then the waveguide duplexer and the waveguide coaxial converter are simply plugged in, so that the efficiency of the connection between the two can be improved, so that the test efficiency of the waveguide duplexer is improved, and the wear between the connectors of the two can be reduced, and at the same time, the waveguide coaxial converter and the test instrument are fixedly connected by line, so that the number of times the equipment is disassembled can be reduced and the service life of the wire connector can be extended. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view schematic diagram of the overall three-dimensional connection structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the three-dimensional connection structure of the power mechanism and the positioning mechanism in the utility model;

[0016] Figure 3 It is a schematic diagram of the three-dimensional connection structure of the L-shaped supporting plate and the height adjustment mechanism in the utility model.

[0017] 1. Base block; 2. Connecting block; 3. Support shell; 4. Mounting hole; 5. Waveguide coaxial converter; 6. L-shaped supporting plate; 7. Moving shell; 8. L-shaped connecting rod; 9. Connecting threaded rod; 10. Connecting threaded hole; 11. Extrusion positioning ring; 12. Device under test; 13. Side baffle; 14. Connecting plate; 15. Electric push rod; 16. Push plate; 17. Height adjustment plate; 18. Control threaded rod; 19. Wide-pitch control groove; 20. Connecting hole; 21. Control threaded hole; 22. Height adjustment screw; 23. Accommodating hole; 24. Pitch adjustment screw. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0019] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0021] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They 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.

[0022] like Figure 1-3As shown, a waveguide duplexer rapid test fixture comprises a base block 1, a connecting block 2 is fixedly mounted on the base block 1, and a mounting hole 4 is provided on the side wall of the connecting block 2, a supporting shell 3 is inserted and installed in the mounting hole 4, and a connecting hole 20 is provided on one side of the supporting shell 3, a waveguide coaxial converter 5 is fixedly mounted on the side wall of the supporting shell 3 on one side of the connecting hole 20, the waveguide coaxial converter 5 is connected to the test instrument by a fixed wire connection, which can reduce the number of times the equipment is disassembled and extend the service life of the wire connector, a power mechanism is arranged in the supporting shell 3, the power mechanism comprises a connecting plate 14, one end of the connecting plate 14 is fixedly mounted in the supporting shell 3, and an electric push rod 15 is fixedly mounted on the connecting plate 14, and a push plate 16 is fixedly mounted on one end of the electric push rod 15, automatic clamping can be achieved by means of the arranged electric push rod 15, thereby reducing the labor intensity of the tester.

[0023] A positioning mechanism is fixedly installed on one side of the pushing plate 16, and the positioning mechanism includes a moving shell 7. The electric push rod 15 is started to drive the moving shell 7 to move, so that the waveguide duplexers of the same batch shape can be quickly positioned. The moving shell 7 is slidably inserted in the supporting shell 3, and one side of the pushing plate 16 is fixedly installed in the moving shell 7. An L-shaped connecting rod 8 is arranged on the side wall of the moving shell 7, and an extrusion positioning ring 11 is fixedly installed on one side of the L-shaped connecting rod 8. The shape of the extrusion positioning ring 11 needs to be adjusted according to the shape of the waveguide duplexer to be tested. The connector of the waveguide coaxial converter 5 and the waveguide duplexer can be fixed on the extrusion positioning ring 11 for automatic plug-in, and can also be directly plugged in later by the inspection personnel. The L-shaped connecting rod 8 and the side wall of the moving shell 7 are both provided with connecting threaded holes 10, and the connecting threaded rod 9 is threadedly installed in the connecting threaded hole 10, so that the replacement and adjustment of the extrusion positioning ring 11 can be conveniently performed with the help of the detachable connection.

[0024] An L-shaped support plate 6 is fixedly installed on the side wall of the connecting block 2, and a height-adjusting mechanism is arranged on the lower side of the L-shaped support plate 6. The device under test 12 is plugged into the L-shaped support plate 6. The height-adjusting mechanism includes a height-adjusting screw 22. A receiving hole 23 is opened on the side wall of the L-shaped support plate 6. The height-adjusting screw 22 is fixedly installed in the receiving hole 23, and a pitch-adjusting screw 24 is threadedly installed in the height-adjusting screw 22. A height-adjusting plate 17 is rotatably installed on one end of the pitch-adjusting screw 24. The height-adjusting plate 17 is driven to move by means of the height-adjusting screw 22 arranged in conjunction with the pitch-adjusting screw 24, so that the height-adjusting plate 17 is controlled to support the device under test 12 to move to a suitable height.

[0025] A width control mechanism is provided on both sides of the L-shaped support plate 6, and the width control mechanism includes two side baffles 13. A plurality of width control grooves 19 are symmetrically provided on both sides of the L-shaped support plate 6, and control threaded holes 21 are provided on the side walls of the L-shaped support plate 6 and the side baffles 13. A control threaded rod 18 is threadedly installed in the control threaded hole 21. The two side baffles 13 are plugged and installed in the width control grooves 19 on both sides of the L-shaped support plate 6. The device to be tested 12 to be tested is inserted between the L-shaped support plate 6 and the two side baffles 13. Then, the position of the two side baffles 13 inserted into the width control grooves 19 is adjusted according to the size of the waveguide duplexer to be tested, so that the insertion of the waveguide duplexer to be tested next time can be facilitated.

[0026] In summary: when testing the same batch of waveguide duplexers, the device to be tested 12 is inserted between the L-shaped support plate 6 and the two side baffles 13, and then the position of the two side baffles 13 inserted into the wide-pitch control slot 19 is adjusted according to the size of the waveguide duplexer, and then the control threaded rod 18 is used to cooperate with the control threaded hole 21 for positioning, and then the pitch adjusting screw 24 is used to cooperate with the height adjusting screw 22 to move and drive the height adjusting plate 17, so that the height of the waveguide duplexer supported by the height adjusting plate 17 can be controlled, and then the extrusion positioning ring 11 suitable for the outer peripheral shape of the waveguide duplexer is installed on the movable shell 7, so that the set electric push rod 15 is started to drive the movable shell 7 to move, so that the waveguide duplexer can be quickly positioned, and then the waveguide duplexer is connected to the waveguide coaxial converter 5 for connector plugging, and then when the next waveguide duplexer is replaced for detection, it is only necessary to pull out the waveguide duplexer that has been tested, and then reinsert the waveguide duplexer to be tested.

[0027] The above description enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A waveguide duplexer rapid test fixture, characterized in that: The invention comprises a base block (1), a connecting block (2) is fixedly mounted on the base block (1), a mounting hole (4) is provided on the side wall of the connecting block (2), a supporting shell (3) is inserted and mounted in the mounting hole (4), a connecting hole (20) is provided on one side of the supporting shell (3), a waveguide coaxial converter (5) is fixedly mounted on the side wall of the supporting shell (3) on one side of the connecting hole (20), a power mechanism is provided in the supporting shell (3), a positioning mechanism is fixedly mounted on one side of the power mechanism, an L-shaped supporting plate (6) is fixedly mounted on the side wall of the connecting block (2), a height adjustment mechanism is provided on the lower side of the L-shaped supporting plate (6), and a width control mechanism is provided on both sides of the L-shaped supporting plate (6).

2. A waveguide duplexer rapid test fixture according to claim 1, characterized in that: The power mechanism comprises a connecting plate (14), one end of which is fixedly mounted in the supporting shell (3), and an electric push rod (15) is fixedly mounted on the connecting plate (14), and one end of which is fixedly mounted on a pushing plate (16).

3. A waveguide duplexer rapid test fixture according to claim 2, characterized in that: The positioning mechanism comprises a movable housing (7), the movable housing (7) being slidably inserted in the supporting housing (3), one side of the pushing plate (16) being fixedly mounted in the movable housing (7), an L-shaped connecting rod (8) being arranged on the side wall of the movable housing (7), and an extrusion positioning ring (11) being fixedly mounted on one side of the L-shaped connecting rod (8).

4. A waveguide duplexer rapid test fixture according to claim 3, characterized in that: The L-shaped connecting rod (8) and the side wall of the movable housing (7) are both provided with connecting threaded holes (10), and a connecting threaded rod (9) is threadedly installed in the connecting threaded hole (10).

5. A waveguide duplexer rapid test fixture according to claim 1, characterized in that: The height adjustment mechanism comprises a height adjustment screw tube (22). A receiving hole (23) is provided on the side wall of the L-shaped support plate (6). The height adjustment screw tube (22) is fixedly installed in the receiving hole (23). A pitch adjustment screw rod (24) is threadedly installed in the height adjustment screw tube (22). A height adjustment plate (17) is rotatably installed at one end of the pitch adjustment screw rod (24).

6. A waveguide duplexer rapid test fixture according to claim 1, characterized in that: The width control mechanism comprises two side baffles (13), a plurality of width control grooves (19) are symmetrically provided on both sides of the L-shaped support plate (6), and control threaded holes (21) are provided on the side walls of the L-shaped support plate (6) and the side baffles (13), a control threaded rod (18) is threadedly installed in the control threaded hole (21), and the two side baffles (13) are plugged into the width control grooves (19) on both sides of the L-shaped support plate (6).

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