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CN-224204339-U - Novel light waveguide matching load

CN224204339UCN 224204339 UCN224204339 UCN 224204339UCN-224204339-U

Abstract

The utility model relates to the technical field of matching load, and provides a novel light waveguide matching load, which comprises the following components: the hollow fixed block body, the wedge-shaped wave absorbing plate, the plurality of clamping grooves and the plurality of wedge-shaped wave absorbing plates are arranged on one side of the hollow fixed block body, and the plurality of clamping grooves are formed in the outer surface of the hollow fixed block body at equal intervals. According to the utility model, the clamping block of the wedge-shaped wave absorbing plate is inserted into the clamping groove, so that the inclined surface II of the pushing block is contacted with the inclined surface I of the stressed block and is extruded to drive the movable block to slide upwards, the compression spring is synchronously compressed, and when the clamping block is completely inserted into the clamping groove, the stressed block moves downwards under the reset acting force of the compression spring to limit the pushing block, so that the loose condition of the hollow fixed block and the wedge-shaped wave absorbing plate in the long-time use process can be avoided, and the transmission effect of waveguide matching load signals is further ensured.

Inventors

  • WANG XILIANG
  • ZHAO WENHAO

Assignees

  • 成都三联微讯科技有限公司

Dates

Publication Date
20260505
Application Date
20250606

Claims (7)

  1. 1. The novel light waveguide matching load comprises a hollow fixed block body (1) and a wedge-shaped wave absorbing plate (2), wherein the wedge-shaped wave absorbing plate (2) is arranged on one side of the hollow fixed block body (1), and the novel light waveguide matching load is characterized by further comprising: The hollow fixed block comprises a plurality of clamping grooves (107), wherein the outer surface of the hollow fixed block (1) is provided with equidistant clamping grooves (107), two connecting blocks (108) are movably embedded in the clamping grooves (107), the bottom of each connecting block (108) is fixedly connected with a stress block (109), a plurality of clamping blocks (201) are fixedly connected with the inner wall of each wedge-shaped wave absorbing plate (2) at equal intervals, two pushing blocks (202) are symmetrically and fixedly connected with the top of each clamping block (201), and the outer surfaces of the clamping blocks (201) are slidably connected in the clamping grooves (107).
  2. 2. The novel light waveguide matching load according to claim 1, wherein two sliding grooves (101) are symmetrically formed in the inner wall of the clamping groove (107), a guide rod (102) is fixedly connected to the inner wall of the sliding groove (101), a movable block (103) is slidably connected to the inner wall of the sliding groove (101), the movable block (103) is fixedly connected with the connecting block (108), and the movable block (103) is slidably connected with the guide rod (102).
  3. 3. The novel light waveguide matching load according to claim 2, wherein the outer surface of the guide rod (102) is provided with a compression spring (104), and two ends of the compression spring (104) are fixedly connected to the upper surfaces of the sliding groove (101) and the movable block (103) respectively.
  4. 4. The novel light waveguide matching load according to claim 1, wherein a first inclined plane is arranged on one side of the stress block (109), a second inclined plane is arranged on one side of the pushing block (202), and the first inclined plane and the second inclined plane are parallel to each other.
  5. 5. The novel light waveguide matching load according to claim 2, wherein the front end of the hollow fixed block body (1) is provided with a wedge shape matched with the wedge-shaped wave absorbing plate (2), the clamping groove (107) and the clamping block (201) are both arranged in a V shape, and the clamping groove (107) is matched with the clamping block (201).
  6. 6. The novel light waveguide matching load according to claim 3, wherein the movable blocks (103) are equally divided into two groups, the tops of the two groups of movable blocks (103) are fixedly connected with connecting rods (105), and one ends of the two connecting rods (105) are fixedly connected with connecting strips (106).
  7. 7. The novel light waveguide matching load according to claim 5, wherein the hollow fixed block (1) is internally provided with a supporting sheet (3).

Description

Novel light waveguide matching load Technical Field The utility model relates to the technical field of matching loads, in particular to a novel light waveguide matching load. Background Waveguide matching load is a commonly used technology in electromagnetic wave transmission systems, and aims to optimize energy transmission efficiency between a waveguide transmission line and a load, wherein the waveguide matching load is a terminal device realized by designing impedance of the load to be equal to characteristic impedance of the waveguide so as to ensure maximum power transmission efficiency, and the matching load can absorb all power transmitted along the waveguide without generating reflection, thereby avoiding influence of reflected waves on system performance. In the prior art, as shown in Chinese patent number CN208589517U is a novel light waveguide matching load, and relates to the field of matching loads, the novel light waveguide matching load comprises a hollow fixed block body and a wedge-shaped wave absorbing plate, wherein the front end of the fixed block body is in a wedge shape matched with the wedge-shaped wave absorbing plate, the shape of the rear end of the fixed block body is matched with the shape of an opening at the rear end of a waveguide cavity, the length of the end face of the rear end of the fixed block body is smaller than the length of the opening at the rear end of the waveguide cavity, the width of the end face of the rear end of the fixed block body is smaller than the length of the opening at the rear end of the waveguide cavity, the wedge-shaped wave absorbing plate is connected with the front end of the fixed block body in an adhesive mode, and the rear end of the fixed block body is connected with the inner wall of the waveguide cavity in an adhesive mode. The utility model solves the problems that the existing waveguide matching load has larger quality and is not suitable for the aerospace field and projects with higher weight requirements. Although the scheme has the advantages, the scheme has the disadvantage that the quality of the solid block-shaped waveguide matching load can be reduced by arranging the hollow fixed block and the wedge-shaped wave absorbing plate in a combined mode, but the hollow fixed block and the wedge-shaped wave absorbing plate are fixed in an adhesive mode, so that the waveguide matching load is easy to age in the long-time use process, the connection of the hollow fixed block and the wedge-shaped wave absorbing plate is loose, and the transmission effect of waveguide matching load signals is affected. Disclosure of utility model The utility model aims to solve the problems that in the prior art, although the quality of the solid block-shaped waveguide matching load can be reduced by arranging the hollow fixed block and the wedge-shaped wave absorbing plate in a combined mode, the hollow fixed block and the wedge-shaped wave absorbing plate are fixed in an adhesive mode, so that the waveguide matching load is easy to age in the long-time use process, the connection of the hollow fixed block and the wedge-shaped wave absorbing plate is loose, and the transmission effect of waveguide matching load signals is affected. In order to achieve the aim, the novel light waveguide matching load comprises a hollow fixed block body and a wedge-shaped wave absorbing plate, wherein the wedge-shaped wave absorbing plate is arranged on one side of the hollow fixed block body, and the novel light waveguide matching load further comprises: The hollow fixed block comprises a hollow fixed block body, a plurality of clamping grooves, two connecting blocks are movably embedded in the clamping grooves in an inner symmetrical mode, a stress block is fixedly connected to the bottom of each connecting block, a plurality of clamping blocks are fixedly connected to the inner wall of each wedge-shaped wave absorbing plate in an equidistant mode, two pushing blocks are symmetrically and fixedly connected to the top of each clamping block, and the outer surfaces of the clamping blocks are slidably connected to the inside of each clamping groove. Preferably, two sliding grooves are symmetrically formed in the inner wall of the clamping groove, a guide rod is fixedly connected to the inner wall of the sliding groove, a movable block is slidably connected to the inner wall of the sliding groove, the movable block is fixedly connected with the connecting block, and the movable block is slidably connected with the guide rod. Preferably, the outer surface of the guide rod is provided with a compression spring, and two ends of the compression spring are respectively and fixedly connected to the upper surfaces of the sliding groove and the movable block. Preferably, one side of the stress block is provided with a first inclined plane, one side of the pushing block is provided with a second inclined plane, and the first inclined plane and the second inclined plane are parallel to