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CN-224203454-U - Light guide structure and handheld infrared-like equipment

CN224203454UCN 224203454 UCN224203454 UCN 224203454UCN-224203454-U

Abstract

The utility model discloses a light guide structure and handheld infrared-like equipment, and relates to the technical field of light guide equipment. The light guide structure comprises a base body and a cladding structure, wherein the base body is a light-transmitting part, the cladding structure is an opaque part, the base body is of an integrated structure and comprises a first connecting plate and a plurality of light guide columns, the light guide columns are sequentially arranged at intervals along a first direction and are all arranged on the same side of the first connecting plate in a second direction, the light guide columns comprise light guide blocks and first bridging arms, the first bridging arms are connected between the light guide blocks and the first connecting plate in the second direction, an installation cavity is formed in each light guide block, and the cladding structure is of an integrated structure and comprises a light blocking structure, and adjacent light guide columns are separated through the light blocking structure. The base body is matched with the light blocking structure, so that the light channeling problem between the light guide blocks can be avoided, the normal light guide capacity is ensured, meanwhile, the base body is of an integrated structure, and the cladding structure is of an integrated structure, so that the number of parts can be reduced, the processing or assembling steps of the light guide structure are reduced, and the processing efficiency is improved.

Inventors

  • ZHANG WENHAO

Assignees

  • 燧石技术(烟台)有限公司

Dates

Publication Date
20260505
Application Date
20250627

Claims (10)

  1. 1. The light guide structure is characterized by comprising a base body (2) and a cladding structure (1), wherein the base body (2) is a light-transmitting piece, and the cladding structure (1) is an opaque piece; The substrate (2) is of an integrated structure and comprises a first connecting plate (24) and a plurality of light guide columns (21), wherein the light guide columns (21) are sequentially arranged at intervals along a first direction (X) and are all arranged on the same side of the first connecting plate (24) in a second direction (Y); the light guide column (21) comprises a light guide block (211) and a first bridging arm (212), the first bridging arm (212) is connected between the light guide block (211) and the first connecting plate (24) in the second direction (Y), and a mounting cavity (213) is arranged on the light guide block (211); The cladding structure (1) is an integrated structure and comprises a light blocking structure (11), and adjacent light guide columns (21) are separated by the light blocking structure (11).
  2. 2. The light guide structure according to claim 1, wherein the substrate (2) and the cladding structure (1) are integrally formed by double-shot injection molding, the substrate (2) is hard rubber, and the cladding structure (1) is soft rubber.
  3. 3. The light guiding structure according to claim 1 or 2, characterized in that the base body (2) further comprises a second connection plate (25); In the second direction (Y), the light guide column (21) is disposed between the second connecting plate (25) and the first connecting plate (24), and the second connecting plate (25) and the light guide block (211) are disposed at intervals; At least part of the light guiding columns (21) further comprise a second bridging arm (214), and in the second direction (Y), the second bridging arm (214) is connected between the second connecting plate (25) and the corresponding light guiding block (211).
  4. 4. A light guiding structure according to claim 3, characterized in that in the second direction (Y) the mounting cavity (213) is open on an end face of the light guiding block (211) remote from the first bridging arm (212); In the third direction (Z), the first bridging arm (212) and the second bridging arm (214) are located at two ends of the light guide block (211), and the mounting cavity (213) and the first bridging arm (212) are located at the same side of the second bridging arm (214).
  5. 5. A light guiding structure according to claim 3, characterized in that the length of the first bridging arm (212) in the first direction (X), in the second direction (Y) and in the third direction (Z) ranges from 1.5 to 2mm, and/or the length of the second bridging arm (214) in the first direction (X), in the second direction (Y) and in the third direction (Z) ranges from 1.5 to 2mm; The first direction (X), the second direction (Y) and the third direction (Z) are perpendicular to each other.
  6. 6. A light guiding structure according to claim 3, characterized in that the light blocking structure (11) is arranged between the first connection plate (24) and the second connection plate (25); The light blocking structure (11) comprises a first baffle (111), a second baffle (112) and a plurality of third baffles (113), wherein each third baffle (113) is arranged between the first baffle (111) and the second baffle (112) in the second direction (Y) and is respectively positioned between adjacent light guide blocks (211), one end of each first baffle (111) in the third direction (Z) is provided with a connecting groove (114), the first bridging arm (212) is inserted into the corresponding connecting groove (114), the second baffle (112) is provided with a notch (115), and the second bridging arm (214) is inserted into the corresponding notch (115).
  7. 7. The light guide structure according to claim 1 or 2, wherein the cladding structure (1) further comprises a first housing (12), the first housing (12) covers the substrate (2) at least on one side in a third direction (Z), and is abutted to the light blocking structure (11) through one end of an adjacent light guide column (21) in the third direction (Z), and a light through hole (121) corresponding to each light guide block (211) is formed in the first housing (12).
  8. 8. The light guide structure according to claim 7, wherein the first housing (12) is further provided with a first connection hole (13) therethrough, the base body (2) is further provided with a second connection hole (23) correspondingly communicated with the first connection hole (13), and a nut (5) is fixed in the second connection hole (23).
  9. 9. The light guide structure according to claim 7, further comprising a key (42), wherein the coating structure (1) is soft rubber, the first shell (12) further comprises a pressing portion (122), an avoidance hole (22) is formed in a region, close to the pressing portion (122), of the base body (2), a protruding portion (123) is arranged on the pressing portion (122), the protruding portion (123) protrudes into the avoidance hole (22) and is arranged at intervals with the wall of the avoidance hole (22), and the protruding portion (123) and the key (42) are sequentially arranged and attached along the penetrating direction of the avoidance hole (22).
  10. 10. The handheld infrared-like device is characterized by comprising the light guide structure according to any one of claims 1 to 9, a circuit board (4) and a second shell (3), wherein a plurality of light emitting pieces (41) are arranged on the circuit board (4), the light emitting pieces (41) respectively and correspondingly extend into the mounting cavities (213), and the second shell (3) and the light guide block (211) clamp the circuit board (4).

Description

Light guide structure and handheld infrared-like equipment Technical Field The utility model relates to the technical field of light guide equipment, in particular to a light guide structure and handheld infrared-like equipment. Background At present, a light guide column is required to be additionally arranged on the handheld infrared product, and the light of the luminous piece is required to be led out outwards by means of the light guide column. In the existing processing technology, a plurality of light guide columns, a shell, a light blocking structure and other structures are required to be assembled respectively, and the processing steps are more, so that the processing efficiency of products is low. Therefore, how to improve the processing efficiency of the light guiding structure is a technical problem that needs to be solved by those skilled in the art. Disclosure of utility model In view of the above, the present utility model is directed to a light guiding structure and a handheld infrared-like device including the light guiding structure, and the light guiding structure has high processing efficiency. In order to achieve the above purpose, the present utility model provides the following technical solutions: The light guide structure comprises a base body and a cladding structure, wherein the base body is a light-transmitting part, the cladding structure is an opaque part, the base body is of an integrated structure and comprises a first connecting plate and a plurality of light guide columns, the light guide columns are sequentially arranged at intervals along a first direction and are all arranged on the same side of the first connecting plate in a second direction, the light guide columns comprise light guide blocks and first bridging arms, the first bridging arms are connected between the light guide blocks and the first connecting plate in the second direction, mounting cavities are formed in the light guide blocks, the cladding structure is of an integrated structure and comprises a light blocking structure, and adjacent light guide columns are separated through the light blocking structure. Preferably, the matrix and the coating structure are integrally formed by double-shot injection molding, wherein the matrix is hard rubber, and the coating structure is soft rubber. Preferably, the substrate further comprises a second connecting plate, the light guide columns are arranged between the second connecting plate and the first connecting plate in the second direction, the second connecting plate and the light guide blocks are arranged at intervals, at least part of the light guide columns further comprise second bridging arms, and the second bridging arms are connected between the second connecting plate and the corresponding light guide blocks in the second direction. Preferably, in the second direction, the mounting cavity is arranged on an end face, far away from the first bridging arm, of the light guide block, in the third direction, the first bridging arm and the second bridging arm are positioned at two ends of the light guide block, and the mounting cavity and the first bridging arm are arranged on the same side of the second bridging arm. Preferably, the length ranges of the first bridging arms in the first direction, the second direction and the third direction are 1.5-2 mm, and/or the length ranges of the second bridging arms in the first direction, the second direction and the third direction are 1.5-2 mm, and the first direction, the second direction and the third direction are perpendicular to each other. The light blocking structure comprises a first baffle, a second baffle and a plurality of third baffles, wherein each third baffle is arranged between the first baffle and the second baffle in the second direction and is respectively positioned between every two adjacent light guide blocks, one end of each first baffle in the third direction is provided with a connecting groove, a first bridging arm is inserted into the corresponding connecting groove, a notch is formed in each second baffle, and a second bridging arm is inserted into the corresponding notch. Preferably, the cladding structure further comprises a first shell, wherein one side of the first shell in at least a third direction covers the substrate, one end of the first shell in the third direction is abutted to the light blocking structure through a space between adjacent light guide columns, and light holes corresponding to the light guide blocks are formed in the first shell. Preferably, the first shell is further provided with a first connecting hole in a penetrating manner, the base body is further provided with a second connecting hole which is correspondingly communicated with the first connecting hole, and a nut is fixed in the second connecting hole. The first shell further comprises a pressing part, an avoidance hole is formed in the area, close to the pressing part, of the base body, a protruding part