CN215005635U

CN215005635U - Antenna test fixture

Info

Publication number: CN215005635U
Application number: CN202121453305.XU
Authority: CN
Inventors: 鲍侃
Original assignee: Ensmai Technology Chengdu Co ltd
Current assignee: Ensmai Technology Chengdu Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-03
Anticipated expiration: 2031-06-29

Abstract

The utility model relates to the technical field of antenna test, in particular to an antenna test fixture, which comprises a supporting plate, wherein a guide structure is arranged on the supporting plate, an adjusting structure is connected on the guide structure in a sliding manner and comprises a second connecting rod, the guide structure is connected with the second connecting rod in a sliding manner, the second connecting rod is connected with a connecting sleeve in a threaded manner, the connecting sleeve is rotatably connected with a first connecting rod, and the first connecting rod is connected with a lifting structure; dynamics when adjusting fixed antenna through the distance of adjusting head rod and second connecting rod both ends has avoided the dynamics too big to cause damage and dynamics undersize and lead to fixed not firm condition to take place to the antenna, has improved the fixed flexibility and the stability of antenna.

Description

Antenna test fixture

Technical Field

The utility model relates to a tool specifically is an antenna test fixture, belongs to antenna test technical field.

Background

The welded 5G antenna product needs to be subjected to quality detection, during detection, the product needs to be fixed on a detection table through screws, then the product is connected with a PCB for detection, and finally the power-on frequency is tested, so that whether the 5G antenna product is qualified is judged. The test process is complicated, the labor intensity is high, the efficiency is low, and therefore the 5G antenna test fixture is provided.

In application number 201920561067.0's application patent, disclose "a 5G antenna test fixture", realized the test of antenna, however, its depression bar length is fixed, consequently, it smuggles the rigidity of the upper and lower motion of depression bar secretly to push down the elbow, can't adjust fixed dynamics when fixed antenna, will lead to the too big or undersize of fixed dynamics when the antenna of different specifications is changed to needs, the too big dynamics will cause the damage to the antenna, the dynamics undersize will lead to fixed unstability, the flexibility is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an antenna test fixture in order to solve above-mentioned problem, the dynamics when being convenient for adjust fixed antenna through the distance at regulation head rod and second connecting rod both ends has avoided the dynamics too big to cause damage and dynamics undersize and lead to fixed not firm condition to take place to the antenna, has improved the fixed flexibility and the stability of antenna.

The utility model discloses a following technical scheme realizes above-mentioned purpose, an antenna test fixture, the camera includes a supporting plate, be equipped with guide structure in the backup pad, sliding connection has the regulation structure on the guide structure, it includes the second connecting rod to adjust the structure, sliding connection has the second connecting rod on the guide structure, second connecting rod threaded connection is in the adapter sleeve, the adapter sleeve rotates to be connected in the head rod, the head rod is connected in elevation structure.

Preferably, the diameter of one end of the second connecting rod is larger than that of the other end of the second connecting rod, and the opposite ends of the first connecting rod and the second connecting rod are both T-shaped.

Preferably, the guide structure comprises a first connecting block, the supporting plate is connected with the first connecting block, the first connecting block is connected with a guide block, the guide block and the sliding groove are in sliding fit, and the sliding groove is arranged on the second connecting rod.

Preferably, the lifting structure comprises second connecting blocks, the supporting plate is connected with two second connecting blocks, the second connecting blocks are connected with handles in a rotating mode, the handles are connected with two connecting pieces in a rotating mode, and the connecting pieces are connected to the first connecting rod in a rotating mode.

Preferably, the handle is of an L-shaped structure, and the end part of the second connecting block is of a semicircular structure.

Preferably, the supporting plate is connected to the bottom plate, and a reinforcing rod is connected between the bottom plate and the supporting plate.

Preferably, the supporting plate is perpendicular to the bottom plate, and the reinforcing rods are arranged in an inclined mode.

Preferably, the bottom plate is connected with a test board, the test board is provided with a PCB, and the PCB penetrates through the support plate.

Preferably, the second connecting rod is connected with a fixed structure, the fixed structure comprises a second fixed block, the second connecting rod is connected to the second fixed block, the second fixed block is connected with a first fixed block in a sliding mode, and a plurality of reset springs are connected between the second fixed block and the first fixed block.

Preferably, the cross section of the second fixed block is of an L-shaped structure, and the width of one end of the cross section of the first fixed block is smaller than that of the other end of the cross section of the first fixed block.

The utility model has the advantages that: second connecting rod threaded connection is in the adapter sleeve, the adapter sleeve rotates to be connected in the head rod, the head rod is connected in elevation structure, and then rotate the adapter sleeve, the adapter sleeve is at the effect of guide structure under the screw thread drive second connecting rod orientation or deviate from the head rod motion, and then be convenient for adjust the distance at head rod and second connecting rod both ends, the limitation that elevation structure can only go up and down the fixed length and bring has been avoided, dynamics when adjusting fixed antenna through the distance at head rod and second connecting rod both ends, avoided the dynamics too big to cause damage and dynamics undersize and lead to the condition emergence of fixed not firm to the antenna, the flexibility and the stability of antenna fixation have been improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a connection structure between the test stand and the base plate shown in FIG. 1;

FIG. 3 is an enlarged schematic view of part A of FIG. 1;

fig. 4 is an enlarged schematic view of the part B shown in fig. 2.

In the figure: 1. the bottom plate, 2, the backup pad, 3, adjust the structure, 31, the adapter sleeve, 32, the head rod, 33, the second connecting rod, 4, guide structure, 41, first connecting block, 42, the guide block, 43, the spout, 5, fixed knot construct, 51, first fixed block, 52, the second fixed block, 53, reset spring, 6, the testboard, 7, the PCB board, 8, the stiffener, 9, elevation structure, 91, the handle, 92, the second connecting block, 93, the connection piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an antenna testing fixture includes a supporting plate 2, a guiding structure 4 is disposed on the supporting plate 2, an adjusting structure 3 is slidably connected to the guiding structure 4, the adjusting structure 3 includes a second connecting rod 33, the guiding structure 4 is slidably connected to the second connecting rod 33, the second connecting rod 33 is threadedly connected to a connecting sleeve 31, the connecting sleeve 31 is rotatably connected to a first connecting rod 32, and the first connecting rod 32 is connected to a lifting structure 9.

As a technical optimization scheme of the utility model, the diameter of second connecting rod 33 one end is greater than the diameter of the other end, the looks remote site of first connecting rod 32 and second connecting rod 33 is T shape, consequently can prevent that second connecting rod 33 from droing from adapter sleeve 31.

As the utility model discloses a technical optimization scheme, guide structure 4 includes first connecting block 41, be connected with first connecting block 41 in the backup pad 2, be connected with guide block 42 on the first connecting block 41, sliding fit between guide block 42 and the spout 43, spout 43 is located on second connecting rod 33, consequently can lead to second connecting rod 33, and the direction of guaranteeing its motion is the vertical direction.

As a technical optimization scheme of the utility model, elevation structure 9 includes second connecting block 92, be connected with two second connecting blocks 92, two in the backup pad 2 rotate on the second connecting block 92 and be connected with handle 91, it is connected with two connection pieces 93, two to rotate on the handle 91 connection piece 93 is connected in head rod 32, handle 91 is L shape structure, second connecting block 92's tip semicircular structure, consequently can realize first fixed block 51's lift.

As a technical optimization scheme of the utility model, backup pad 2 is connected in bottom plate 1, be connected with stiffener 8 between bottom plate 1 and the backup pad 2, 2 perpendicular to bottom plates 1 of backup pad, stiffener 8 is the slope setting, consequently can make 2 firmer fixing of backup pad on bottom plate 1.

As a technical optimization scheme of the utility model, be connected with testboard 6 on the bottom plate 1, be equipped with PCB board 7 on the testboard 6, PCB board 7 runs through in backup pad 2, consequently can realize the test to the antenna.

As a technical optimization scheme of the utility model, second connecting rod 33 is connected with fixed knot constructs 5, fixed knot constructs 5 and includes second fixed block 52, second connecting rod 33 is connected in second fixed block 52, second fixed block 52 sliding connection has first fixed block 51, be connected with a plurality of reset spring 53 between second fixed block 52 and the first fixed block 51, the cross-section of second fixed block 52 is L shape structure, the width of first fixed block 51 cross-section one end is less than the width of the other end, and a plurality of reset spring 53 cooperate first fixed block 51 to play the effect of buffering in fixed antenna, have avoided the too big and crushing antenna of fixed dynamics.

When the utility model is used, firstly, the antenna to be tested is placed on the test platform 6 and the test interface is connected with the test interface on the PCB, then the handle 91 is rotated, the handle 91 drives the connecting sheet 92, the connecting sheet 92 drives the first connecting rod 32, the first connecting rod 32 drives the second connecting rod 33 through the connecting sleeve 31, the second connecting rod 33 drives the second fixed block 52, the second fixed block 52 drives the first fixed block 51 to move towards the antenna to be tested placed on the test platform 6 through the plurality of reset springs 53, thereby causing the first fixed block 51 to collide with the antenna to be tested, the plurality of reset springs 53 are contracted when the first fixed block 51 collides with the antenna to be tested, the plurality of reset springs 53 cooperate with the first fixed block 51 to play a buffering role when fixing the antenna, thereby avoiding the antenna from being crushed due to overlarge fixing force, and further effectively realizing the fixation when the antenna is tested, the test failure caused by the movement of the antenna in the test process is avoided, the test stability is improved, and further when the antenna with different thicknesses needs to be tested or the strength of the interference between the antenna and the first fixing block 51 needs to be adjusted, the connecting sleeve 31 is rotated, the connecting sleeve 31 drives the second connecting rod 33 to move towards or away from the first connecting rod 32 under the action of the guide block 42, so that the distance between the two ends of the first connecting rod 32 and the second connecting rod 33 is convenient to adjust, the limitation that only the fixed length can be lifted by the handle 91 is avoided, the antenna with different thicknesses can be tested in the test process, the strength when the antenna is fixed can be adjusted by adjusting the distance between the two ends of the first connecting rod 32 and the second connecting rod 33, the situations that the antenna is damaged due to overlarge strength and the fixed strength is caused by the overlong strength are avoided, the flexibility and the stability of the antenna fixation are improved, the reinforcing rod 8 plays a role in supporting the supporting plate 2, and the supporting plate 2 is more firmly fixed on the bottom plate 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an antenna test fixture, includes backup pad (2), its characterized in that: be equipped with guide structure (4) on backup pad (2), sliding connection has regulation structure (3) on guide structure (4), it includes second connecting rod (33) to adjust structure (3), sliding connection has second connecting rod (33) on guide structure (4), second connecting rod (33) threaded connection is in adapter sleeve (31), adapter sleeve (31) rotate to be connected in head rod (32), head rod (32) are connected in elevation structure (9).

2. The antenna test fixture of claim 1, wherein: the diameter of one end of the second connecting rod (33) is larger than that of the other end of the second connecting rod, and the opposite ends of the first connecting rod (32) and the second connecting rod (33) are T-shaped.

3. The antenna test fixture of claim 1, wherein: guide structure (4) include first connecting block (41), be connected with first connecting block (41) on backup pad (2), be connected with guide block (42) on first connecting block (41), sliding fit between guide block (42) and spout (43), spout (43) are located on second connecting rod (33).

4. The antenna test fixture of claim 3, wherein: lifting structure (9) include second connecting block (92), be connected with two second connecting block (92) on backup pad (2), two rotate on second connecting block (92) and be connected with handle (91), it is connected with two connection piece (93) to rotate on handle (91), two connection piece (93) are connected in head rod (32).

5. The antenna test fixture of claim 4, wherein: the handle (91) is of an L-shaped structure, and the end part of the second connecting block (92) is of a semicircular structure.

6. The antenna test fixture of claim 5, wherein: the supporting plate (2) is connected to the bottom plate (1), and a reinforcing rod (8) is connected between the bottom plate (1) and the supporting plate (2).

7. The antenna test fixture of claim 6, wherein: the supporting plate (2) is perpendicular to the bottom plate (1), and the reinforcing rods (8) are obliquely arranged.

8. The antenna test fixture of claim 7, wherein: the base plate (1) is connected with a test board (6), a PCB (printed circuit board) (7) is arranged on the test board (6), and the PCB (7) penetrates through the support plate (2).

9. The antenna test fixture of claim 8, wherein: second connecting rod (33) are connected with fixed knot and construct (5), fixed knot constructs (5) and includes second fixed block (52), second connecting rod (33) are connected in second fixed block (52), second fixed block (52) sliding connection has first fixed block (51), be connected with a plurality of reset spring (53) between second fixed block (52) and first fixed block (51).

10. The antenna test fixture of claim 9, wherein: the cross section of the second fixing block (52) is of an L-shaped structure, and the width of one end of the cross section of the first fixing block (51) is smaller than that of the other end of the cross section of the first fixing block.