Circulator testing clamp and testing device

Abstract

The utility model belongs to the technical field of circulator testing, and discloses a circulator testing clamp and a testing device. The circulator test fixture comprises a base and a plurality of installation assemblies, the base is provided with a positioning groove and a plurality of installation grooves, the positioning groove can be connected with the circulator in a clamping mode, and the installation grooves are formed in the side face of the base at intervals in the circumferential direction and can communicate with the positioning groove; the mounting assembly comprises a mounting seat and a first fastener, the mounting seat can be attached to the mounting groove and can abut against the circulator, a long hole is formed in the mounting seat in the height direction in an extending mode, a first connecting hole is formed in the groove wall of the mounting groove in a concave mode, and the first fastener penetrates through the long hole and is detachably connected with the first connecting hole. According to the utility model, circulators with different lead heights can be tested, the applicability is strong, the material cost and the purchase time are saved, and the research and development efficiency is improved. Moreover, the connection between the test circuit board and the lead is facilitated, the circulator is positioned more accurately and fixed more firmly, and the space and materials are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of circulator test, especially to a kind of circulator test fixture and testing device. BACKGROUND

[0002] Circulator is the incident wave of its entry any port, according to the direction sequence determined by electrostatic bias magnetic field and is transmitted into the next port, the end of circulator is connected with load to form isolator.Circulator can be divided into surface-mounted, coaxial or embedded type according to different packaging methods.

[0003] After circulator is packaged, the lead of circulator needs to be connected with test circuit board, and its performance is tested.But, current test fixture is integral structure, the height of circulator and test circuit board is relatively fixed after being assembled to test fixture, since different customers have different layout of circulator, the height of circulator lead is different, in order to meet the test requirement of circulator with different lead height, different test fixtures need to be processed, which increases material cost and procurement time, and reduces research and development efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of circulator test fixture and testing device, different lead height of circulator can be tested, applicability is strong, material cost and procurement time are saved, research and development efficiency is improved, and, the connection of test circuit board and lead is facilitated, in addition, the positioning of circulator is more accurate, fixed more firmly, and space and material are saved.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] On the one hand, a kind of circulator test fixture is provided, comprising:

[0007] Base is equipped with positioning slot and multiple installation slots, the positioning slot can be connected with circulator, multiple installation slots are circumferentially spaced apart and arranged on the side surface of base, and can be communicated with positioning slot;

[0008] Multiple installation components are one-to-one corresponding with multiple installation slots, installation component includes mounting seat and first fastener, mounting seat is used to fix test circuit board and connector, mounting seat can be attached with installation slot, and can be abutted with circulator, mounting seat is provided with long hole along height direction, and the slot wall of installation slot is concavely provided with first connecting hole, first fastener is threaded through long hole and detachably connected with first connecting hole.

[0009] In some possible implementation manners, the mounting base comprises an abutting portion and a connecting portion arranged at the abutting portion, the mounting groove comprises an inner groove and an outer groove arranged in sequence from inside to outside, the outer groove is in communication with the inner groove, the abutting portion is capable of abutting with the inner groove and the ring-shaped device, the connecting portion is capable of abutting with the outer groove, the long hole is arranged at the connecting portion, and the first connecting hole is arranged at the groove bottom of the outer groove.

[0010] In some possible implementation manners, two connecting portions are arranged at two sides of the abutting portion, and two long holes are arranged in one-to-one correspondence with the two connecting portions.

[0011] In some possible implementation manners, the outer wall surface of the mounting base away from the positioning groove is flush with the outer wall surface of the base.

[0012] In some possible implementation manners, the projection of the wall surface formed by the outer wall surface of the base and the outer wall surfaces of the mounting bases away from the positioning groove in the height direction of the mounting base is a rectangle.

[0013] In some possible implementation manners, the top of the mounting base is provided with a groove capable of clamping the test circuit board, the mounting assembly further comprises a second fastener, the groove bottom of the groove is concavely provided with a second connecting hole, and the second fastener is capable of being detachably connected with the second connecting hole by penetrating the test circuit board.

[0014] In some possible implementation manners, the mounting base is provided with a third connecting hole, and the mounting assembly further comprises a third fastener, which is capable of being detachably connected with the third connecting hole by penetrating the connector.

[0015] In some possible implementation manners, the cross section of the positioning groove is a rectangle, and the mounting groove is provided with three.

[0016] In some possible implementation manners, the first fastener is a screw, the first connecting hole is an internal thread hole, and the first fastener is capable of being threadedly connected with the first connecting hole by penetrating the long hole.

[0017] In another aspect, a ring-shaped device testing device is provided, which comprises a test circuit board, a connector, a test cable, a test instrument and the ring-shaped device testing fixture according to any one of the above-mentioned aspects, each mounting base is fixed with the test circuit board and the connector, the test circuit board is used for contacting the lead wire of the ring-shaped device, one end of the connector is connected with the test circuit board, and the other end is connected with the test instrument through the test cable.

[0018] The utility model discloses the beneficial effects of:

[0019] This utility model provides a circulator test fixture, including a base and multiple mounting components. By providing elongated holes extending along the height direction of the mounting base, the height of the mounting base relative to the base can be adjusted. Since the test circuit board is fixed to the mounting base, its height can be adjusted within certain limits to match the height of the circulator leads. This allows for testing of circulators with different lead heights, offering strong applicability, saving material costs and procurement time, and improving R&D efficiency. Furthermore, because the mounting base can fit snugly into the mounting slot, the mounting slot acts as a positioning element during installation, preventing the mounting base from tilting and affecting the connection between the test circuit board and the leads, thus facilitating the connection. In addition, the base has positioning slots and multiple mounting slots. Based on the positioning slots securing the circulator, the mounting base abuts against the circulator, resulting in more precise positioning and more secure fixing of the circulator, while saving space and materials. Attached Figure Description

[0020] Figure 1 This is an exploded view of the circulator test fixture provided by this utility model;

[0021] Figure 2 This is an isometric drawing of the circulator test fixture provided by this utility model;

[0022] Figure 3 This is a front view of the circulator test fixture provided by this utility model;

[0023] Figure 4 This is a top view of the circulator test fixture provided by this utility model;

[0024] Figure 5 This is an isometric view of the mounting base involved in this utility model;

[0025] Figure 6 This is a front view of the mounting base involved in this utility model.

[0026] In the picture:

[0027] 1. Base; 11. Positioning groove; 12. Mounting groove; 121. Inner groove; 122. Outer groove; 13. First connecting hole;

[0028] 2. Mounting components; 21. Mounting base; 211. Elongated hole; 2111. Countersunk groove; 212. Abutment part; 213. Connecting part; 214. Groove; 215. Second connecting hole; 216. Third connecting hole; 22. First fastener; 23. Second fastener; 24. Third fastener;

[0029] 100. Test circuit board; 200. Connector. Detailed Implementation

[0030] The utility model will be further explained in detail below in combination with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the utility model, and not to limit the utility model. In addition, it should be noted that, in order to facilitate the description, only the part related to the utility model is shown in the drawings, not all structures.

[0031] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0032] In the utility model, unless otherwise explicitly specified and limited, the first feature is "on" or "below" the second feature, which can include direct contact between the first and second features, or indirect contact between the first and second features through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0033] In the description of the embodiment, the terms "up", "down", "right", etc. Orientation or position relationship is based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0034] As Figures 1 to 6The utility model provides a circulator test fixture, including base 1 and a plurality of installation components 2, base 1 is equipped with positioning slot 11 and a plurality of installation slot 12, positioning slot 11 can be connected with circulator, a plurality of installation slot 12 circumferential interval setting is at the side of base 1, and all can communicate with positioning slot 11, a plurality of installation components 2 with a plurality of installation slot 12 one -to -one setting, installation component 2 includes mounting seat 21 and first fastener 22, mounting seat 21 is used for fixed test circuit board 100 and connector 200, mounting seat 21 can be attached with installation slot 12, and can be abutted with circulator, mounting seat 21 is along the height direction and is extended and is equipped with long hole 211, the slot wall of installation slot 12 is recessed and is equipped with first connecting hole 13, first fastener 22 is threaded long hole 211 and is detachably connected with first connecting hole 13.

[0035] By the long hole 211 of mounting seat 21 along the height direction and being provided, the height of mounting seat 21 relative to base 1 can be adjusted, since the test circuit board 100 is fixed on the mounting seat 21, the height of the test circuit board 100 can be adjusted within a certain limit, so that the height of the test circuit board 100 matches the height of the circulator lead on the base 1, the circulator with different lead heights can be tested, the applicability is strong, the material cost and the procurement time are saved, and the research and development efficiency is improved.

[0036] In addition, the base 1 is provided with the positioning slot 11 and the plurality of installation slots 12, on the basis of the positioning slot 11 being connected with the circulator to realize positioning, the mounting seat 21 is abutted with the circulator, the positioning of the circulator is more accurate, the fixing of the circulator is more reliable, and the space and the material are saved.

[0037] Optionally, in the embodiment, the cross section of the positioning slot 11 is rectangular, and the installation slot 12 is provided with three. In this way, the performance of the embedded circulator can be tested, the length L and the width W of the positioning slot 11 are determined according to the size of the embedded circulator, and in addition, to ensure firm installation, the embedded circulator is also fixed to the base 1 by a screw.

[0038] Optionally, in the embodiment, the first fastener 22 is a screw, the first connecting hole 13 is an internally threaded hole, and the first fastener 22 is screwed into the long hole 211 and is screwed into the first connecting hole 13. In this way, the installation is fastened and convenient to disassemble. Further, as shown in Figure 5 the opening of the long hole 211 is provided with a countersunk groove 2111, and the head of the screw is arranged in the countersunk groove 2111, thereby saving space and avoiding interference. In other embodiments, the first fastener 22 is a clamping column, the first connecting hole 13 is a clamping hole, and the clamping column is arranged in the long hole 211 and is clamped with the clamping hole.

[0039] Optionally, as shown in Figure 1 and Figure 5 the mounting seat 21 includes an abutting portion 212 and a connecting portion 213 arranged on the abutting portion 212, the mounting groove 12 includes an inner groove 121 and an outer groove 122 arranged in sequence from inside to outside, the outer groove 122 is in communication with the inner groove 121, the abutting portion 212 can be attached to the inner groove 121 and can abut against the annular device, the connecting portion 213 can be attached to the outer groove 122, the long hole 211 is arranged in the connecting portion 213, and the first connecting hole 13 is arranged in the groove bottom of the outer groove 122. In this way, the mounting seat 21 is connected to the base 1 through the connecting portion 213, but not through the abutting portion 212, so that the depth of the long hole 211 can be prevented from being too deep and the installation of the first fastener 22 is inconvenient. In the embodiment, the connecting portion 213 is provided with two connecting portions 213 arranged on both sides of the abutting portion 212, and the two long holes 211 are arranged in one-to-one correspondence with the two connecting portions 213, so that the connection between the mounting seat 21 and the base 1 is more firm.

[0040] Optionally, as shown in Figure 2 the outer wall surface of the mounting seat 21 away from the positioning groove 11 is flush with the outer wall surface of the base 1. In this way, when the mounting seat 21 is assembled, the pressing of the mounting seat 21 by the hand is facilitated, the structure is compact, and the interference with the external structure can be reduced. In the embodiment, as shown in Figure 4 the projection of the wall surface formed by the outer wall surface of the base 1 and the outer wall surface of the mounting seat 21 away from the positioning groove 11 in the height direction of the mounting seat 21 is a rectangle, which is convenient for processing.

[0041] Optionally, as shown in Figure 5As shown, the top of the mounting seat 21 is provided with a groove 214 capable of being clamped with the test circuit board 100, and the mounting assembly 2 further comprises a second fastener 23, the bottom of the groove 214 is recessed with a second connecting hole 215, the second fastener 23 penetrates the test circuit board 100 and is detachably connected with the second connecting hole 215, and the above-mentioned arrangement makes the connection between the test circuit board 100 and the mounting seat 21 more fastened. Specifically, the second fastener 23 is a screw or a clamping column. In addition, the mounting seat 21 is provided with a third connecting hole 216, and the mounting assembly 2 further comprises a third fastener 24, the third fastener 24 penetrates the connector 200 and is detachably connected with the third connecting hole 216, and the above-mentioned arrangement makes the connection between the connector 200 and the mounting seat 21 more fastened. Specifically, the third fastener 24 is a screw or a clamping column.

[0042] The utility model further provides a circulator test device, including test circuit board 100, connector 200, test cable, test instrument and circulator test fixture, each mounting seat 21 is fixed with test circuit board 100 and connector 200, test circuit board 100 is used for with the lead of circulator contact, one end of connector 200 is connected with test circuit board 100, and the other end is connected with test instrument through test cable. The circulator test device can test the circulator of different lead height, and the applicability is strong, saves material cost and procurement time, improves research and development efficiency, and, the connection of test circuit board 100 and lead is convenient, in addition, the positioning of circulator is more accurate, and fixed more firmly, and save space and material.

[0043] Obviously, the above-mentioned embodiments of the utility model are only for clear illustration of the utility model, and are not the limitation of the implementation mode of the utility model. For ordinary skilled person in the art, various obvious changes, re-adjustment and replacement can be carried out without departing from the protection scope of the utility model. Here, it is unnecessary and impossible to enumerate all the implementation modes. Any modification, equivalent replacement and improvement made in the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A circulator test fixture, characterized by, The utility model relates to a test circuit board fixing device, including: Base (1) is equipped with positioning groove (11) and a plurality of installation groove (12), positioning groove (11) can be connected with ring shaper, a plurality of installation groove (12) circumferential interval is arranged in the side of base (1), and all can communicate with positioning groove (11), A plurality of installation components (2) are arranged one by one with a plurality of installation grooves (12), the installation component (2) includes mounting seat (21) and first fastener (22), the mounting seat (21) is used for fixing test circuit board (100) and connector (200), the mounting seat (21) can be attached with the installation groove (12), and can be abutted with the ring shaper, the mounting seat (21) is provided with a long hole (211) along the height direction, the groove wall of the installation groove (12) is concave and is provided with a first connecting hole (13), and the first fastener (22) is arranged through the long hole (211) and is detachably connected with the first connecting hole (13).

2. The circulator test fixture of claim 1, wherein, The mounting seat (21) includes an abutting portion (212) and a connecting portion (213) disposed on the abutting portion (212), the installation groove (12) includes an inner groove (121) and an outer groove (122) disposed sequentially from the inside to the outside, the outer groove (122) communicates with the inner groove (121), the abutting portion (212) can be attached with the inner groove (121) and can be abutted with the ring shaper, the connecting portion (213) can be attached with the outer groove (122), the long hole (211) is arranged in the connecting portion (213), and the first connecting hole (13) is arranged in the groove bottom of the outer groove (122).

3. The circulator test fixture of claim 2, wherein, The connecting portion (213) is provided with two connecting portions (213) arranged on both sides of the abutting portion (212), and the two long holes (211) are arranged one by one with the two connecting portions (213).

4. The circulator test fixture of claim 1, wherein, The outer wall surface of the mounting seat (21) away from the side of the positioning groove (11) is flush with the outer wall surface of the base (1).

5. The circulator test fixture of claim 4, wherein, The projection of the wall surface formed by the outer wall surface of the base (1) and the outer wall surface of the mounting seat (21) away from the side of the positioning groove (11) in the height direction of the mounting seat (21) is rectangular.

6. The circulator test fixture of claim 1, wherein, The top of the mounting seat (21) is provided with a groove (214), the groove (214) can be connected with the test circuit board (100), the installation component (2) further includes a second fastener (23), the groove bottom of the groove (214) is concave and is provided with a second connecting hole (215), and the second fastener (23) is arranged through the test circuit board (100) and is detachably connected with the second connecting hole (215).

7. The circulator test fixture of claim 1, wherein, The mounting seat (21) is provided with a third connecting hole (216), the installation component (2) further includes a third fastener (24), and the third fastener (24) is arranged through the connector (200) and is detachably connected with the third connecting hole (216).

8. The circulator test fixture of any of claims 1-7, wherein, The cross section of the positioning groove (11) is rectangular, and the installation groove (12) is provided with three.

9. The circulator test fixture of any of claims 1-7, wherein, The first fastener (22) is a screw, the first connecting hole (13) is an internally threaded hole, and the first fastener (22) is threaded through the long hole (211) and connected with the first connecting hole (13).

10. A circulator testing device, characterized by, The test circuit board (100), the connector (200), the test cable, the test instrument and the circulator test fixture according to any one of claims 1-9 are included, each mounting seat (21) is fixed with the test circuit board (100) and the connector (200), the test circuit board (100) is used for contacting with the lead of the circulator, one end of the connector (200) is connected with the test circuit board (100), and the other end is connected with the test instrument through the test cable.

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