Attenuator testing device convenient to position

Abstract

The utility model provides an attenuator testing device convenient to position, which comprises a fixed block, a cavity is arranged in the fixed block, a lifting mechanism is arranged in the cavity, the lifting mechanism comprises a rotating gear, a meshing gear and a screw, the top of the rotating gear is meshed with the inner side of the meshing gear, and the top of the rotating gear is meshed with the inner side of the meshing gear. The bottom of the screw rod is fixedly connected to the top of the meshing gear, the top of the screw rod penetrates to the top of the fixing block, a double-head motor is fixedly connected to the inner side of the cavity, the output end of the double-head motor is fixedly connected to the inner side of the rotating gear, and a placing block is fixedly connected to the top of the fixing block. And an attenuator body is placed in the placement block. And through the lifting mechanism, when the attenuator body is detected, the double-head motor drives the rotating gear to rotate, the rotating gear drives the meshing gear to rotate, and the meshing gear drives the screw rod to rotate, so that the height of the lifting plate can be conveniently adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of attenuator test devices of convenient positioning, belong to attenuator test device technical field. BACKGROUND

[0002] Attenuator test equipment is a special device for evaluating and verifying the performance of attenuators. They are very important in the field of communication, electronic testing and manufacturing, because the accuracy of attenuators directly affects the quality of signals and the performance of devices.

[0003] Chinese open patent (publication number: CN 211669291 U) discloses an attenuator testing device. It includes test plate, groove, fixed pressing plate, connecting pressing plate, pressing device, connecting line, adapter and shield, test plate and pressing device are arranged in shield, fixed pressing plate is connected on pressing device, the shape of fixed pressing plate is matched with the outer contour of attenuator, fixed cavity for fixing attenuator is formed between fixed pressing plate and groove, groove is opened on the transverse central axis of test plate, attenuator has two connecting terminals, connecting line is arranged in groove and contacts and conducts with connecting terminal. The utility model has the advantages that: the attenuator to be tested is fixed in the groove by the fixed pressing plate, the connecting terminals on the attenuator are pressed tightly by the connecting pressing plate, to ensure that the connecting terminals are in close contact with the connecting line, and the reliability of the connection is ensured, so that the attenuator is effectively positioned, and the stability and reliability of detection are improved.

[0004] However, the existing detector can only detect attenuator bodies of fixed size, and when different sizes of attenuator bodies need to be detected, different sizes of detection equipment need to be used, which is costly and inconvenient for operators.

[0005] Therefore, a kind of attenuator test device of convenient positioning is provided. UTILITY MODEL CONTENT

[0006] Therefore, the utility model provides a kind of attenuator test device of convenient positioning to solve or alleviate the technical problems existing in the prior art, at least to provide a kind of beneficial choice.

[0007] The technical scheme of the utility model is realized as follows: a kind of attenuator test device of convenient positioning, including fixed block, the inside of the fixed block is equipped with cavity, the inside of the cavity is equipped with lifting mechanism, the lifting mechanism includes rotary gear, meshing gear and screw rod, the top of rotary gear is engaged with the inner side of meshing gear, the bottom of screw rod is fixedly connected to the top of meshing gear, the top of screw rod penetrates to the top of fixed block.

[0008] Further preferably, the inner side of the cavity is fixedly connected with a double-head motor, and the output end of the double-head motor is fixedly connected with the inner side of the rotating gear.

[0009] Further preferably, the top of the fixed block is fixedly connected with a placing block, and the inside of the placing block is placed with the attenuator body.

[0010] Further preferably, the top of the fixed block is fixedly connected with a limiting block, and the limiting block is sleeved on the surface of the screw rod.

[0011] Further preferably, the bottom of the fixed block is fixedly connected with a lifting plate, the lifting plate is sleeved on the surface of the screw rod, and the bottom of the lifting plate is fixedly connected with an adjusting block.

[0012] Further preferably, the inside of the adjusting block is provided with a moving groove, and the inside of the moving groove is provided with an adjusting mechanism, the adjusting mechanism comprises a rotating rod, a moving block and a contact sheet, the left side of the rotating rod is movably connected with the inside of the moving groove, the right side of the rotating rod penetrates to the right side of the adjusting block, the moving block is movably connected with the surface of the rotating rod, and the outside of the contact sheet is fixedly connected with the inside of the moving block.

[0013] Further preferably, the left and right sides of the rotating rod are respectively provided with positive and reverse threads, the bottom of the adjusting block is provided with a limiting groove, and the surface of the moving block is movably connected with the inside of the limiting groove.

[0014] The embodiment of the utility model has the following advantages due to the adoption of the above technical scheme.

[0015] Firstly, the utility model discloses a lifting mechanism, when the attenuator body is detected, the double-head motor drives the rotating gear to rotate, the rotating gear drives the meshing gear to rotate, and the meshing gear drives the screw rod to rotate, so that the height of the lifting plate can be conveniently adjusted.

[0016] Secondly, the utility model discloses an adjusting mechanism, when different attenuators are detected, the rotating rod is rotated, the moving block is moved to the inside or the outside at the same time, the staff can be conveniently moved, the equipment monitoring convenience is increased, the limiting groove is arranged, the moving direction and the stroke of the moving block can be limited when the moving block is moved, and the normal use of the whole device is guaranteed.

[0017] The above summary is only for the purpose of the description and is not intended to limit in any way. In addition to the above described illustrative aspects, embodiments and features, further aspects, embodiments and features of the utility model will be readily apparent from the drawings and the following detailed description. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the accompanying drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced. Obviously, the accompanying drawings in the following description only represent some embodiments of the present application, and for those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 It is a schematic diagram of the three-dimensional front view structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the sectional structure of the fixed block of the utility model;

[0021] Figure 3 It is a schematic diagram of the lifting mechanism structure of the utility model;

[0022] Figure 4 It is a schematic diagram of the sectional structure of the adjusting block of the utility model.

[0023] Reference signs: 1, fixed block; 2, cavity; 3, lifting mechanism; 301, rotating gear; 302, meshing gear; 303, screw rod; 4, double-head motor; 5, placing block; 6, attenuator body; 7, limiting block; 8, lifting plate; 9, adjusting block; 10, moving groove; 11, adjusting mechanism; 1101, rotating rod; 1102, moving block; 1103, contact sheet; 12, limiting groove. DETAILED DESCRIPTION

[0024] In the following, only some exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the present application. Therefore, the drawings and the description are considered to be exemplary in nature rather than limiting.

[0025] The embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0026] Embodiment 1

[0027] As Figures 1-3The utility model discloses an embodiment provides a kind of attenuator test device of convenient positioning, including fixed block 1, the inside of fixed block 1 is equipped with cavity 2, the inside of cavity 2 is equipped with lifting mechanism 3, lifting mechanism 3 includes rotating gear 301, meshing gear 302 and screw rod 303, the top of rotating gear 301 is engaged with the inside of meshing gear 302, the bottom of screw rod 303 is fixedly connected to the top of meshing gear 302, the top of screw rod 303 penetrates to the top of fixed block 1, the inside of cavity 2 is fixedly connected with double-head motor 4, the output of double-head motor 4 is fixedly connected with the inside of rotating gear 301, the top of fixed block 1 is fixedly connected with placing block 5, placing block 5 is placed with attenuator body 6 in the inside, the top of fixed block 1 is fixedly connected with limit block 7, limit block 7 is set on the surface of screw rod 303.

[0028] By lifting mechanism 3, when detecting attenuator body 6, double-head motor 4 drives rotating gear 301 to rotate, rotating gear 301 drives meshing gear 302 to rotate, meshing gear 302 drives screw rod 303 to rotate, conveniently adjusting the height of lifting plate 8.

[0029] Embodiment 2

[0030] As Figure 2 And Figure 4 As shown in one embodiment, the bottom of fixed block 1 is fixedly connected to lifting plate 8, lifting plate 8 is set on the surface of screw rod 303, the bottom of lifting plate 8 is fixedly connected with adjusting block 9, moving slot 10 is formed in the inside of adjusting block 9, adjusting mechanism 11 is arranged in the inside of moving slot 10, adjusting mechanism 11 includes rotating rod 1101, moving block 1102 and contact piece 1103, rotating rod 1101 is movably connected to the inside of moving slot 10, the right side of rotating rod 1101 penetrates to the right side of adjusting block 9, moving block 1102 is movably connected to the surface of rotating rod 1101, the inside of moving block 1102 is fixedly connected with the outside of contact piece 1103, the left and right sides of rotating rod 1101 are respectively positive and negative threads, the bottom of adjusting block 9 is provided with limiting slot 12, the surface of moving block 1102 is movably connected to the inside of limiting slot 12.

[0031] By adjusting mechanism 11, when detecting different size attenuators, rotating rotating rod 1101, moving block 1102 moves inward or outward at the same time, convenient for staff to move, increase equipment monitoring convenience, by setting limiting slot 12, the moving direction and stroke of moving block 1102 can be limited when moving, to ensure normal use of the overall device.

[0032] When this utility model is in operation: First, the attenuator body 6 is placed inside the placement block 5. The dual-head motor 4 is started, and the dual-head motor 4 drives the rotating gear 301 to rotate. Through the meshing of the rotating gear 301 and the meshing gear 302, the meshing gear 302 rotates, which drives the screw 303 to rotate, causing the lifting plate 8 to move downward. When it descends to a certain height, the rotating rod 1101 is rotated, and the rotating rod 1101 drives the moving block 1102 to move inward at the same time, so that the inner side of the contact piece 1103 contacts the outer side of the attenuator body 6, which facilitates the staff to test the attenuator body 6 of different sizes.

[0033] The above description is merely a specific embodiment of this utility model, but the protection scope of this utility model is not limited thereto. Any person skilled in the art can easily conceive of various variations or substitutions within the technical scope disclosed in this utility model, and these should all be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the protection scope of the claims.

Claims

1. A conveniently positionable attenuator test device comprising a fixing block (1), characterised in that: The inside of the fixed block (1) is provided with a cavity (2), the inside of the cavity (2) is provided with a lifting mechanism (3), the lifting mechanism (3) comprises a rotating gear (301), an engaging gear (302) and a screw rod (303), the top of the rotating gear (301) is engaged with the inside of the engaging gear (302), the bottom of the screw rod (303) is fixedly connected to the top of the engaging gear (302), and the top of the screw rod (303) penetrates to the top of the fixed block (1).

2. A conveniently positioned attenuator test device according to claim 1, characterized in that: The inside of the cavity (2) is fixedly connected with a double-head motor (4), and the output end of the double-head motor (4) is fixedly connected with the inside of the rotating gear (301).

3. A conveniently positioned attenuator test device according to claim 1, wherein: The top of the fixed block (1) is fixedly connected with a placing block (5), and the inside of the placing block (5) is placed with an attenuator body (6).

4. A conveniently positioned attenuator test device according to claim 3, wherein: The top of the fixed block (1) is fixedly connected with a limiting block (7), and the limiting block (7) is sleeved on the surface of the screw rod (303).

5. A conveniently positioned attenuator test device according to claim 4, wherein: The bottom of the fixed block (1) is fixedly connected with a lifting plate (8), the surface of the screw rod (303) is sleeved with the lifting plate (8), and the bottom of the lifting plate (8) is fixedly connected with an adjusting block (9).

6. A conveniently positioned attenuator test device according to claim 5, wherein: The inside of the adjusting block (9) is provided with a moving groove (10), the inside of the moving groove (10) is provided with an adjusting mechanism (11), the adjusting mechanism (11) comprises a rotating rod (1101), a moving block (1102) and a contact piece (1103), the left side of the rotating rod (1101) is movably connected to the inside of the moving groove (10), the right side of the rotating rod (1101) penetrates to the right side of the adjusting block (9), the moving block (1102) is movably connected to the surface of the rotating rod (1101), and the outside of the contact piece (1103) is fixedly connected to the inside of the moving block (1102).

7. A conveniently positioned attenuator test device according to claim 6, wherein: The left and right sides of the rotating rod (1101) are respectively provided with positive and negative threads, the bottom of the adjusting block (9) is provided with a limiting groove (12), and the surface of the moving block (1102) is movably connected to the inside of the limiting groove (12).

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