Protective sleeve of dispersion optical fiber head

Abstract

The utility model provides a protective sleeve of a dispersion optical fiber head, which relates to the field of dispersion optical fiber heads and comprises a protective sleeve body and a dispersion optical fiber head, the surface of the dispersion optical fiber head is sleeved with the protective sleeve body, and the lower end of the dispersion optical fiber head is provided with a first fan-shaped baffle plate and a second fan-shaped baffle plate. The first fan-shaped baffle and the second fan-shaped baffle are connected with the protective sleeve body through connecting shafts, a positioning insertion plate is connected into a groove in the left side of the first fan-shaped baffle through a supporting spring, and the left end of the positioning insertion plate is inserted into a groove in the end face of the right side of the second fan-shaped baffle. According to the utility model, the problem that a dispersion optical fiber head port in an unplugged state is difficult to be effectively protected from being polluted or damaged because one side of the protective cover is open in the prior art is solved.

Description

Technical Field

[0001] The utility model relates to the field of diffuse optical fiber heads, in particular to a protective cover of a diffuse optical fiber head. Background Art

[0002] Diffuse optical fiber, also known as columnar emitting optical fiber, generally includes a diffuse head and a light-guiding optical fiber. When the diffuse optical fiber head is not in use, a protective cover must be used to protect the diffuse head. After searching, the prior art (application number: CN202123368722.7) records that "when the optical fiber head body is installed on the equipment, the protective cover can be driven to slide along the connecting plate under the action of the spring until the inner end of the protective cover is engaged with the surface of the equipment. At the same time, heat dissipation holes are provided on the side of the protective cover, and partitions and dust filter plates are provided inside the heat dissipation holes. The partitions and dust filter plates can play a waterproof, dustproof and protective role." However, in the prior art, one side of the protective cover is open, which makes it difficult to effectively protect the diffuse optical fiber head port in an unplugged state from being contaminated or damaged. Utility Model Content

[0003] In order to overcome the defects of the prior art, a protective cover for a diffuse optical fiber head is provided to solve the problem that one side of the protective cover is open in the prior art, which makes it difficult to effectively protect the diffuse optical fiber head port in an unplugged state from being contaminated or damaged.

[0004] In order to achieve the above object, a protective cover for a diffuse optical fiber head is provided, comprising: a protective cover body and a diffuse optical fiber head, wherein the protective cover body is sleeved on the surface of the diffuse optical fiber head.

[0005] A first fan-shaped baffle and a second fan-shaped baffle are provided at the lower end of the diffuse optical fiber head. The first fan-shaped baffle and the second fan-shaped baffle are connected to the protective sleeve body through a connecting shaft. A positioning plug plate is connected to the left groove of the first fan-shaped baffle through a supporting spring, and the left end of the positioning plug plate is inserted into the groove on the right end face of the second fan-shaped baffle.

[0006] Furthermore, a light-guiding optical fiber is connected to the upper end of the diffuse optical fiber head; and a docking port is arranged at the lower end of the diffuse optical fiber head.

[0007] Furthermore, a sleeve interface is provided on the upper end surface of the protective sleeve body, and a non-slip rubber gasket is bonded to the inner side surface of the sleeve interface; and the non-slip rubber gasket is in close contact with the outer surface of the diffuse optical fiber head.

[0008] Furthermore, the protective sleeve body is cylindrical, and a ventilation mesh opening is provided on the outer surface, and the first fan-shaped baffle and the second fan-shaped baffle are symmetrically attached to each other.

[0009] Furthermore, sponge pads are bonded to the upper surfaces of the first sector baffle and the second sector baffle; and the sponge pads are in contact with the diffuse optical fiber head.

[0010] Furthermore, the positioning plug plate is in the form of an L-shaped plate body; a connecting protrusion is fixed on the lower end surface; and the connecting protrusion is limitedly fitted on the lower surface of the first fan-shaped baffle.

[0011] Furthermore, the protective sleeve body, the first fan-shaped baffle, the connecting shaft, the positioning plug plate, the supporting spring and the second fan-shaped baffle constitute a protective structure of the diffuse optical fiber head.

[0012] The beneficial effect of the utility model lies in that the protective cover of the diffuse optical fiber head of the utility model utilizes the protective cover body to be sleeved on the surface of the diffuse optical fiber head, and the diffuse optical fiber head is surrounded by the axially connected fan-shaped baffle and the protective cover body, so as to effectively protect the diffuse optical fiber head that is not plugged in and used, and prevent the port of the diffuse optical fiber head from being clogged by dust or damaged. At the same time, by pushing up the protective cover body, the protective cover on the surface of the diffuse optical fiber head can be removed, so that the protective cover of the diffuse optical fiber head can be conveniently and quickly sleeved or removed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view structural schematic diagram of the protective cover according to the embodiment of the utility model.

[0014] Figure 2 It is a front view cross-sectional structural schematic diagram of the diffuse optical fiber head and the protective sleeve according to an embodiment of the utility model.

[0015] Figure 3 It is a schematic diagram of the front cross-sectional connection structure of the protective sleeve and the fan-shaped baffle according to an embodiment of the utility model.

[0016] Figure 4 It is a bottom view structural schematic diagram of the protective sleeve and the fan-shaped baffle according to an embodiment of the utility model.

[0017] In the figure: 1. protective sleeve body; 11. sleeve interface; 12. ventilation mesh port; 13. anti-slip rubber gasket; 2. diffused optical fiber head; 3. light-guiding optical fiber; 4. first fan-shaped baffle; 41. second fan-shaped baffle; 42. connecting shaft; 43. positioning plug plate; 44. connecting protrusion; 45. support spring; 46. sponge pad. DETAILED DESCRIPTION

[0018] Reference Figures 1 to 4 As shown, the utility model provides a protective cover for a diffuse optical fiber head, comprising: a protective cover body 1 and a diffuse optical fiber head 2, wherein the protective cover body 1 is sleeved on the surface of the diffuse optical fiber head 2.

[0019] A first fan-shaped baffle 4 and a second fan-shaped baffle 41 are provided at the lower end of the diffuse optical fiber head 2. The first fan-shaped baffle 4 and the second fan-shaped baffle 41 are connected to the protective sleeve body 1 through a connecting shaft 42. A positioning plug plate 43 is connected to the left groove of the first fan-shaped baffle 4 through a supporting spring 45, and the left end of the positioning plug plate 43 is inserted into the groove on the right end face of the second fan-shaped baffle 41.

[0020] Working principle: When the dispersed optical fiber head 2 is not in use, the protective cover body 1 is pushed to move to the surface of the dispersed optical fiber head 2 and pressed against it, so that the first fan-shaped baffle 4 and the second fan-shaped baffle 41 block the lower port of the protective cover body 1, and the dispersed optical fiber head 2 is protected in the protective cover body 1. When the dispersed optical fiber head 2 needs to be used, the positioning plate 43 is moved to the right to move the positioning plate 43 out of the groove of the second fan-shaped baffle 41, and then the protective cover body 1 is pushed up to push it out of the surface of the dispersed optical fiber head 2 for use.

[0021] In this embodiment, the upper end of the diffuse optical fiber head 2 is connected to the light-guiding optical fiber 3 ; and the lower end of the diffuse optical fiber head 2 is provided with a docking port.

[0022] As a preferred embodiment, the diffuse optical fiber head 2 and the light-guiding optical fiber 3 constitute a diffuse optical fiber, which scatters the light connected to the optical fiber in the form of columnar light.

[0023] In this embodiment, a socket 11 is disposed on the upper end surface of the protective sleeve body 1 , and a non-slip rubber gasket 13 is bonded to the inner side of the socket 11 ; and the non-slip rubber gasket 13 is in close contact with the outer surface of the diffuse optical fiber head 2 .

[0024] As a preferred implementation, the sleeve port 11 is limited and fitted on the surface of the diffuse optical fiber head 2 by the anti-slip rubber gasket 13. The protective sleeve body 1 can be moved out of the surface of the diffuse optical fiber head 2 by opening the fan-shaped baffle and pushing up the protective sleeve body 1.

[0025] In this embodiment, the protective cover body 1 is cylindrical; and a ventilation mesh opening 12 is opened on the outer surface, and the first sector baffle 4 and the second sector baffle 41 are symmetrically attached to each other.

[0026] As a preferred embodiment, the ventilation mesh port 12 facilitates normal ventilation of the inner side of the protective cover body 1. The first sector baffle 4 and the second sector baffle 41 facilitate blocking the lower port of the protective cover body 1.

[0027] In this embodiment, a sponge pad 46 is bonded to the upper surface of the first sector baffle 4 and the second sector baffle 41 ; and the sponge pad 46 is in contact with the diffuse optical fiber head 2 .

[0028] As a preferred embodiment, the sponge pad 46 is convenient for buffering and protecting the diffuse optical fiber head 2 , and preventing the first fan-shaped baffle 4 and the second fan-shaped baffle 41 from colliding and damaging the diffuse optical fiber head 2 .

[0029] In this embodiment, the positioning plug plate 43 is an L-shaped plate body; a connecting protrusion 44 is fixed to the lower end surface; and the connecting protrusion 44 is limitedly attached to the lower surface of the first sector-shaped baffle 4 .

[0030] As a preferred embodiment, the first fan-shaped baffle 4 is plugged with the first fan-shaped baffle 4 through the positioning plug plate 43, so that the first fan-shaped baffle 4 and the second fan-shaped baffle 41 are shielded at the lower end of the diffused optical fiber head 2 to prevent external dust from entering therefrom.

[0031] In this embodiment, the protective sleeve body 1 , the first fan-shaped baffle 4 , the connecting shaft 42 , the positioning plug plate 43 , the supporting spring 45 and the second fan-shaped baffle 41 constitute a protective structure of the diffuse optical fiber head 2 .

[0032] As a preferred embodiment, the protective structure of the diffuse optical fiber head 2 facilitates the effective protection of the diffuse optical fiber head 2 that is not plugged in and used, avoids the port of the diffuse optical fiber head 2 being clogged by dust or damaged, and improves the protective effect of the diffuse optical fiber head 2.

[0033] The protective cover of the diffuse optical fiber head of the utility model can effectively solve the problem that it is difficult to effectively protect the port of the diffuse optical fiber head in an unplugged state from being contaminated or damaged. It is convenient to effectively protect the diffuse optical fiber head that is not plugged in and used, and prevent the port of the diffuse optical fiber head from being clogged with dust or damaged. At the same time, the protective cover body can be pushed up to remove the surface protective cover of the diffuse optical fiber head, so the protective cover of the diffuse optical fiber head can be quickly and conveniently installed or removed. It is suitable for the protective cover of the diffuse optical fiber head.

Claims

1. A protective cover for a diffuse optical fiber head, comprising: A protective sleeve body (1) and a diffuse optical fiber head (2), wherein the surface of the diffuse optical fiber head (2) is sleeved with the protective sleeve body (1), and is characterized in that: A first fan-shaped baffle (4) and a second fan-shaped baffle (41) are provided at the lower end of the diffuse optical fiber head (2); the first fan-shaped baffle (4) and the second fan-shaped baffle (41) are connected to the protective sleeve body (1) via a connecting shaft (42); a positioning plug plate (43) is connected to the left groove of the first fan-shaped baffle (4) via a supporting spring (45); the left end of the positioning plug plate (43) is plugged into the groove on the right end face of the second fan-shaped baffle (41).

2. The protective cover of a diffuse optical fiber head according to claim 1, characterized in that: The upper end of the diffuse optical fiber head (2) is connected to a light-guiding optical fiber (3); and a docking port is provided at the lower end of the diffuse optical fiber head (2).

3. The protective cover for a diffuse optical fiber head according to claim 1, characterized in that: The upper end surface of the protective sleeve body (1) is provided with a sleeve interface (11), and the inner side surface of the sleeve interface (11) is bonded with a non-slip rubber gasket (13); and the non-slip rubber gasket (13) is in close contact with the outer surface of the diffuse optical fiber head (2).

4. The protective cover for a diffuse optical fiber head according to claim 1, characterized in that: The protective sleeve body (1) is cylindrical and has a ventilation mesh opening (12) on its outer surface. The first sector-shaped baffle (4) and the second sector-shaped baffle (41) are symmetrically attached to each other.

5. The protective cover for a diffuse optical fiber head according to claim 1, characterized in that: Sponge pads (46) are bonded to the upper surfaces of the first sector-shaped baffle (4) and the second sector-shaped baffle (41); and the sponge pads (46) are in contact with the diffuse optical fiber head (2).

6. The protective cover for a diffuse optical fiber head according to claim 1, characterized in that: The positioning plug plate (43) is an L-shaped plate body; a connecting protrusion (44) is fixed on the lower end surface; and the connecting protrusion (44) is limitedly fitted on the lower surface of the first fan-shaped baffle (4).

7. The protective cover for a diffuse optical fiber head according to claim 1, characterized in that: The protective sleeve body (1), the first fan-shaped baffle (4), the connecting shaft (42), the positioning plug plate (43), the supporting spring (45) and the second fan-shaped baffle (41) form a protective structure of the diffuse optical fiber head (2).

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