CN215581172U

CN215581172U - Handheld attenuator

Info

Publication number: CN215581172U
Application number: CN202122236227.4U
Authority: CN
Inventors: 唐玉和
Original assignee: Shenzhen Yicheng Optical Communication Technology Co ltd
Current assignee: Shenzhen Yicheng Optical Communication Technology Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-01-18
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to a handheld attenuator, which comprises an attenuator body, wherein a detection port is fixedly connected at the center of the top of the attenuator body, a dustproof sleeve is sleeved and connected at the periphery of the detection port, a display screen is arranged at the front side of the attenuator body, an operation panel is arranged below the display screen, a rotary drive plate is arranged at the front side of the operation panel, a power switch is arranged at one side of the rotary drive plate, a menu key is arranged below the power switch, a numerical value increasing key is arranged below the menu key, a wavelength switching key is arranged at the other side of the rotary drive plate, a canceling key is arranged below the wavelength switching key, and a numerical value decreasing key is arranged below the canceling key. The attenuator body is prevented from being damaged when falling from a high place.

Description

Handheld attenuator

Technical Field

The utility model relates to an attenuator, in particular to a handheld attenuator, and belongs to the technical field of attenuators.

Background

The optical attenuator is an important optical passive device appearing along with the development of an optical communication technology, is a device for attenuating optical power, and is widely applied to occasions such as index measurement of an optical fiber system, signal attenuation of a short-distance communication system, system test and the like.

The existing optical attenuator is easy to generate heat after being used for a long time, the heat is not dissipated in time, the detected numerical value is influenced, and the existing optical attenuator is easy to damage when falling or being impacted by external force when being used, so that the service life is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a handheld attenuator which can dissipate heat inside an attenuator body, avoid the influence on use caused by overhigh temperature inside the attenuator body, and simultaneously can perform anti-falling protection on the surface of the attenuator body, so as to avoid the attenuator body from being damaged when the attenuator body falls from a high place.

The utility model realizes the purpose through the following technical scheme, and the handheld attenuator comprises an attenuator body, wherein a detection port is fixedly connected at the center of the top of the attenuator body, a dustproof sleeve is sleeved and connected at the periphery of the detection port, a display screen is arranged at the front side of the attenuator body, an operation panel is arranged below the display screen, a rotary driving plate is arranged at the front side of the operation panel, a power switch is arranged at one side of the rotary driving plate, a menu key is arranged below the power switch, a numerical value increasing key is arranged below the menu key, a wavelength switching key is arranged at the other side of the rotary driving plate, a canceling key is arranged below the wavelength switching key, and a numerical value decreasing key is arranged below the canceling key.

Preferably, attenuator body four corners department fixedly connected with prevents falling the protective sheath, the material of preventing falling the protective sheath is soft rubber, attenuator body bottom center department fixedly connected with mouth that charges.

Preferably, the two sides of the attenuator body are connected with heat dissipation windows, hanging rings are arranged above the heat dissipation windows, and anti-skid rubber pads are arranged below the heat dissipation windows.

Preferably, the inside fixedly connected with crossflow fan of heat dissipation window, crossflow fan one side is equipped with dustproof filter screen, heat dissipation window both sides are the fretwork formula structure.

Preferably, the attenuator body is internally provided with a CPU processing module, the upper part of the CPU processing module is electrically connected with a data display module through a wire, the two sides of the data display module are provided with temperature sensing modules, the temperature sensing modules are electrically connected with the CPU processing module through wires, the lower part of the CPU processing module is electrically connected with an attenuation adjusting module through wires, the two sides of the attenuation adjusting module are provided with key modules, and the key modules are electrically connected with the CPU processing module through wires.

Preferably, the outer wall of the attenuator body comprises a cushion rubber layer, the cushion rubber layer is located on the outermost side, a foam filling layer is fixedly connected to one side of the cushion rubber layer, a structure reinforcing layer is fixedly connected to one side of the foam filling layer, elastic reinforcing ribs are fixedly connected to the inner portion of the structure reinforcing layer, and the elastic reinforcing ribs are of a wave-shaped structure.

The utility model has the beneficial effects that:

according to the utility model, the attenuator body can be prevented from being damaged due to impact when falling by arranging the anti-falling protective sleeve, the attenuator body can be hung by arranging the hanging ring, the carrying is convenient, the heat dissipation treatment can be carried out to the inside of the attenuator body by arranging the cross flow fan, the influence on the detection precision of the attenuator body due to overhigh temperature inside the attenuator body is avoided, dust can be filtered by arranging the dustproof filter screen, the dust is prevented from entering the inside of the attenuator body and damaging electronic components inside the attenuator body, the external force on the attenuator body can be buffered by arranging the buffer rubber layer, the attenuator body is prevented from being damaged due to the external force, the overall strength and toughness of the outer wall of the attenuator body can be improved by arranging the structural reinforcing layer, and the use durability is improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the heat dissipation window of the present invention.

FIG. 3 is a schematic view of the internal structure of the attenuator body of the present invention.

FIG. 4 is a schematic view showing the structural composition of the outer wall of the attenuator body according to the present invention.

Reference numbers in the figures: 1. an attenuator body; 2. a probe port; 3. a display screen; 4. a control panel; 5. a rotary dial; 6. a power switch; 7. a menu key; 8. a numeric increment key; 9. a wavelength switching key; 10. A cancel key; 11. a numeric decrement key; 12. a drop-resistant protective sleeve; 13. a charging port; 14. a heat dissipation window; 15. an anti-skid rubber pad; 16. a cross flow fan; 17. a dustproof filter screen; 18. a CPU processing module; 19. A data display module; 20. a temperature sensing module; 21. an attenuation adjustment module; 22. a key module; 23. A cushion rubber layer; 24. a foam filling layer; 25. a structural reinforcement layer; 26. and (4) elastic reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Embodiment 1, please refer to fig. 1-4, a handheld attenuator, includes an attenuator body 1, a detection port 2 is fixedly connected to the center of the top of the attenuator body 1, a dust-proof cover is sleeved on the periphery of the detection port 2, a display screen 3 is arranged on the front side of the attenuator body 1, a control panel 4 is arranged below the display screen 3, a rotary dial 5 is arranged on the front side of the control panel 4, a power switch 6 is arranged on one side of the rotary dial 5, a menu key 7 is arranged below the power switch 6, a numerical value increment key 8 is arranged below the menu key 7, a wavelength switch key 9 is arranged on the other side of the rotary dial 5, a cancel key 10 is arranged below the wavelength switch key 9, and a numerical value decrement key 11 is arranged below the cancel key 10.

Particularly, 1 four corners department fixedly connected with of attenuator body prevents falling protective sheath 12, the material of preventing falling protective sheath 12 is soft rubber, 1 bottom center department fixedly connected with charging mouth 13 of attenuator body, 1 both sides of attenuator body are connected with heat dissipation window 14, heat dissipation window 14 top is equipped with the link, heat dissipation window 14 below is equipped with anti-skidding rubber pad 15 and prevents falling protective sheath 12 through the setting and can avoid attenuator body 1 to take place the impact when falling and lead to attenuator body 1 to damage, can hang dress, portable to attenuator body 1 through setting up the link.

Particularly, the inside fixedly connected with crossflow fan 16 of radiator window 14, crossflow fan 16 one side is equipped with

dustproof filter screen

17, 14 both sides of radiator window are hollow out construction, can be to 1 inside thermal treatment of attenuator body through setting up crossflow fan 16, avoid 1 inside high temperature of attenuator body, influence the detection precision of attenuator body 1, can filter the dust through setting up dustproof filter screen 17, avoid the dust to get into 1 inside of attenuator body, cause the damage to 1 inside electronic components of attenuator body.

Particularly, attenuator body 1 is inside to be equipped with CPU processing module 18, CPU processing module 18 top has data display module 19 through wire electric connection, 19 both sides of data display module are equipped with temperature sensing module 20, temperature sensing module 20 passes through wire and CPU processing module 18 electric connection, CPU processing module 18 below has attenuation adjusting module 21 through wire electric connection, attenuation adjusting module 21 both sides are equipped with button module 22, button module 22 passes through wire electric connection with CPU processing module.

In embodiment 2, referring to fig. 4, the difference between this embodiment and embodiment 1 is: the outer wall of the attenuator body 1 comprises a buffer rubber layer 23, the buffer rubber layer 23 is located on the outermost side, a foam filling layer 24 is fixedly connected to one side of the buffer rubber layer 23, a structure reinforcing layer 25 is fixedly connected to one side of the foam filling layer 24, elastic reinforcing ribs 26 are fixedly connected to the inside of the structure reinforcing layer 25, the elastic reinforcing ribs 26 are of a wave-shaped structure, the external force received by the attenuator body 1 can be buffered by arranging the buffer rubber layer 23, the attenuator body 1 is prevented from being damaged by the external force, the overall strength and the toughness of the outer wall of the attenuator body 1 can be improved by arranging the structure reinforcing layer 25, and the use durability is improved.

When the attenuator is used, the anti-falling protective sleeve 12 can prevent the attenuator body 1 from being damaged due to impact when the attenuator body 1 falls, the attenuator body 1 can be hung and installed by arranging the hanging ring, the carrying is convenient, the heat dissipation treatment can be carried out to the inside of the attenuator body 1 by arranging the cross flow fan 16, the influence on the detection precision of the attenuator body 1 caused by overhigh temperature inside the attenuator body 1 is avoided, the dust can be filtered by arranging the dustproof filter screen 17, the dust is prevented from entering the attenuator body 1, the electronic components in the attenuator body 1 are damaged, the external force applied to the attenuator body 1 can be buffered by arranging the buffer rubber layer 23, the attenuator body 1 is prevented from being damaged by the external force, the structural reinforcing layer 25 can improve the overall strength and toughness of the outer wall of the attenuator body 1, and improve the service durability.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore desired that the present embodiments be considered in all respects as illustrative and not restrictive, the scope of the utility model 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, without any reference thereto being 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. A hand-held attenuator comprising an attenuator body (1), characterized in that: attenuator body (1) top center department fixedly connected with surveys mouthful (2), survey mouthful (2) peripheral cover and establish and be connected with the dirt proof boot, attenuator body (1) front side is equipped with display screen (3), display screen (3) below is equipped with control panel (4), control panel (4) front side is equipped with rotatory driver plate (5), rotatory driver plate (5) one side is equipped with switch (6), switch (6) below is equipped with menu key (7), menu key (7) below is equipped with numerical value and increases progressively key (8), rotatory driver plate (5) opposite side is equipped with wavelength switching key (9), wavelength switching key (9) below is equipped with cancellation key (10), cancellation key (10) below is equipped with numerical value and passes and subtracts key (11).

2. A hand-held attenuator according to claim 1, characterised in that: attenuator body (1) four corners department fixedly connected with prevents falling protective sheath (12), the material of preventing falling protective sheath (12) is soft rubber, attenuator body (1) bottom center department fixedly connected with mouth (13) that charges.

3. A hand-held attenuator according to claim 1, characterised in that: the attenuator body (1) both sides are connected with radiator window (14), radiator window (14) top is equipped with the link, radiator window (14) below is equipped with anti-skidding rubber pad (15).

4. A hand-held attenuator according to claim 3, characterised in that: the dustproof heat dissipation window is characterized in that a cross flow fan (16) is fixedly connected inside the heat dissipation window (14), a dustproof filter screen (17) is arranged on one side of the cross flow fan (16), and hollow structures are arranged on two sides of the heat dissipation window (14).

5. A hand-held attenuator according to claim 1, characterised in that: the attenuator is characterized in that a CPU processing module (18) is arranged inside the attenuator body (1), a data display module (19) is electrically connected to the upper portion of the CPU processing module (18) through a wire, temperature sensing modules (20) are arranged on two sides of the data display module (19), the temperature sensing modules (20) are electrically connected with the CPU processing module (18) through a wire, an attenuation adjusting module (21) is electrically connected to the lower portion of the CPU processing module (18) through a wire, key modules (22) are arranged on two sides of the attenuation adjusting module (21), and the key modules (22) are electrically connected with the CPU processing module through a wire.

6. A hand-held attenuator according to claim 1, characterised in that: the attenuator body (1) outer wall includes cushion rubber layer (23), cushion rubber layer (23) are located the outside, cushion rubber layer (23) one side fixedly connected with foam filling layer (24), foam filling layer (24) one side fixedly connected with structure enhancement layer (25), the inside fixed connection elasticity strengthening rib (26) of structure enhancement layer (25), elasticity strengthening rib (26) are the wave structure.