CN214591460U

CN214591460U - Signal tester for communication engineering

Info

Publication number: CN214591460U
Application number: CN202120942674.9U
Authority: CN
Inventors: 沈宇帆
Original assignee: Sichuan Fumeigao Electronics Co ltd
Current assignee: Sichuan Fumeigao Electronics Co ltd
Priority date: 2021-05-05
Filing date: 2021-05-05
Publication date: 2021-11-02
Anticipated expiration: 2031-05-05

Abstract

The utility model discloses a signal tester for communication engineering belongs to communication engineering technical field, the on-line screen storage device comprises a base, the upper end of base is provided with the sliding closure, the inside of sliding closure is provided with the brush roller, the inside both ends of sliding closure are provided with the spring expansion subassembly, be provided with the gasbag in the middle of the upper end of base, the upper end of gasbag is provided with the signal detector main part, the utility model discloses a promote the sliding closure to remove and make the brush roller rotate, the brush roller carries out the deashing to signal detector main part surface, reset spring elastic action makes the fixed plate move down, and the fixed plate drives the brush roller and moves down, makes the brush roller hug closely the upper end of signal detector main part, improves the deashing effect; the utility model discloses a rotatory turn button makes its one end support the signal detector main part, realizes the fixed to the signal detector main part, removes sealed lid and seals the recess, avoids the turn button to expose to cause the mistake to touch, reduces not hard up risk.

Description

Signal tester for communication engineering

Technical Field

The utility model belongs to the technical field of communication engineering, concretely relates to signal tester for communication engineering.

Background

Communication technology, also called communication engineering (also called information engineering, telecommunication engineering, old called long-distance communication engineering, weak electricity engineering), is an important branch of electronic engineering and also one of the basic disciplines. The discipline focuses on the principles and applications of information transmission and signal processing in communication. Communication engineering has investigated the transmission of information in the form of electromagnetic, acoustic or light waves from a transmitting end (source) to one or more receiving ends (sinks) by means of electrical pulses. Whether the receiving end can correctly recognize the information depends on the power loss in the transmission.

Chinese patent application No. 202020694035.0 discloses a signal tester for communication engineering, its hair roller can't keep contact all the time with the signal detector main part, has the problem of clearing up incompletely, and rotary button exposes simultaneously and has the mistake to touch, causes the fixed existence of signal detector main part to become flexible, influences normal use.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a signal tester for communication engineering has the clearance thoroughly, fixed firm characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a signal tester for communication engineering comprises a base, wherein a sliding cover is arranged at the upper end of the base, a hair roller is arranged inside the sliding cover, spring telescopic assemblies are arranged at two ends inside the sliding cover, an air bag is arranged in the middle of the upper end of the base, a signal detector main body is arranged at the upper end of the air bag, limiting blocks are arranged on two sides of the signal detector main body, and a rotary button is arranged at the position, corresponding to the limiting blocks, of the side edge of the base;

the spring telescopic assembly comprises a fixed plate, a sliding block, a sliding groove, a reset spring and a movable cavity, wherein the movable cavity is arranged on the inner side edge of the sliding cover, the sliding groove is arranged on the side edge of the movable cavity, the sliding block is arranged in the middle of the sliding groove, the fixed plate is arranged on the side edge of the sliding block, and the reset spring is arranged at the bottom of the fixed plate.

Preferably, the rotating shaft of the hair roller is rotatably connected with the side edge of the fixed plate through a bearing.

Preferably, sliding block and spout sliding connection, sliding block and fixed plate formula structure as an organic whole.

Preferably, the side of base is provided with the recess that is used for the rotary button fixed, the side of recess is provided with sealed lid.

Preferably, the sealing cover is connected with the base in a sliding mode, and a damping rubber pad is arranged at the joint of the sealing cover and the base.

Preferably, the limiting block and the inner wall of the groove are guaranteed to be 1.5 cm.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model rotates the hair roller by pushing the sliding cover to move, the hair roller cleans the surface of the main body of the signal detector, the fixed plate moves downwards under the elastic action of the reset spring, the fixed plate drives the hair roller to move downwards, the hair roller is tightly attached to the upper end of the main body of the signal detector, and the dust cleaning effect is improved;

2. the utility model discloses a rotatory turn button makes its one end support the signal detector main part, realizes the fixed to the signal detector main part, removes sealed lid and seals the recess, avoids the turn button to expose to cause the mistake to touch, reduces not hard up risk.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a side view of the rotary button of the present invention;

in the figure: 1. a hair roller; 2. a sliding cover; 3. a spring retraction assembly; 31. a fixing plate; 32. a slider; 33. a chute; 34. a return spring; 35. a movable cavity; 4. rotating the button; 5. a base; 6. a signal detector body; 7. an air bag; 8. a limiting block; 9. a groove; 10. and (7) sealing the cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a signal tester for communication engineering comprises a base 5, wherein a sliding cover 2 is arranged at the upper end of the base 5, a hair roller 1 is arranged inside the sliding cover 2, spring telescopic assemblies 3 are arranged at two ends inside the sliding cover 2, an air bag 7 is arranged in the middle of the upper end of the base 5, a signal detector main body 6 is arranged at the upper end of the air bag 7, limiting blocks 8 are arranged at two sides of the signal detector main body 6, and rotary buttons 4 are arranged at positions, corresponding to the limiting blocks 8, of the side edge of the base 5;

the spring telescopic assembly 3 comprises a fixed plate 31, a sliding block 32, a sliding groove 33, a return spring 34 and a movable cavity 35, wherein the movable cavity 35 is arranged on the inner side edge of the sliding cover 2, the sliding groove 33 is arranged on the side edge of the movable cavity 35, the sliding block 32 is arranged in the middle of the sliding groove 33, the fixed plate 31 is arranged on the side edge of the sliding block 32, and the return spring 34 is arranged at the bottom of the fixed plate 31.

Specifically, the rotating shaft of the hair roller 1 is rotatably connected with the side edge of the fixed plate 31 through a bearing,

through adopting above-mentioned technical scheme, make things convenient for hair roller 1 to rotate.

Specifically, the sliding block 32 is slidably connected with the sliding slot 33, the sliding block 32 and the fixing plate 31 are of an integrated structure,

through adopting above-mentioned technical scheme, convenient slip improves structural stability simultaneously.

Specifically, a groove 9 for fixing the rotary button 4 is arranged on the side of the base 5, a sealing cover 10 is arranged on the side of the groove 9,

through adopting above-mentioned technical scheme, convenient accomodate rotary button 4, avoid rotary button 4 mistake to touch.

Specifically, the sealing cover 10 is connected with the base 5 in a sliding way, and a damping rubber pad is arranged at the joint,

through adopting above-mentioned technical scheme, convenient fixed, it is not hard up to avoid sealed lid 10 to slide.

In particular, the inner walls of the limiting block 8 and the groove 9 are ensured to be 1.5cm,

through adopting above-mentioned technical scheme, make things convenient for rotary button 4 rotation regulation.

The structure and the use principle of the signal detector main body 6 of the utility model are disclosed in a signal tester for communication engineering disclosed in the Chinese patent application No. 202020694035.0.

The utility model discloses a theory of operation and use flow: the utility model discloses during the use, with device assembly connection, it makes the hair roller 1 rotate to remove through promoting sliding closure 2, the dust is carried out on the surface to signal detector main part 6 to hair roller 1, reset spring 34 spring effect makes fixed plate 31 move down, fixed plate 31 drives hair roller 1 and moves down, make the upper end that signal detector main part 6 is hugged closely to hair roller 1, improve the dust cleaning effect, the finger stretches into in the recess 9, rotatory turn button 4 makes its one end support signal detector main part 6, the realization is fixed signal detector main part 6, it seals up recess 9 to remove sealed lid 10, avoid turn button 4 to expose to cause the mistake to touch, reduce not hard up risk, it is portable to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a signal tester for communication engineering, includes base (5), its characterized in that: a sliding cover (2) is arranged at the upper end of the base (5), a hair roller (1) is arranged inside the sliding cover (2), spring telescopic assemblies (3) are arranged at two ends inside the sliding cover (2), an air bag (7) is arranged in the middle of the upper end of the base (5), a signal detector main body (6) is arranged at the upper end of the air bag (7), limiting blocks (8) are arranged at two sides of the signal detector main body (6), and a rotary button (4) is arranged at a position, corresponding to the limiting blocks (8), of the side edge of the base (5);

the spring telescopic assembly (3) comprises a fixing plate (31), a sliding block (32), a sliding groove (33), a reset spring (34) and a movable cavity (35), wherein the movable cavity (35) is arranged on the side edge inside the sliding cover (2), the sliding groove (33) is arranged on the side edge of the movable cavity (35), the sliding block (32) is arranged in the middle of the sliding groove (33), the fixing plate (31) is arranged on the side edge of the sliding block (32), and the reset spring (34) is arranged at the bottom of the fixing plate (31).

2. The signal tester for communication engineering according to claim 1, characterized in that: the rotating shaft of the hair roller (1) is rotatably connected with the side edge of the fixed plate (31) through a bearing.

3. The signal tester for communication engineering according to claim 1, characterized in that: sliding block (32) and spout (33) sliding connection, sliding block (32) and fixed plate (31) formula structure as an organic whole.

4. The signal tester for communication engineering according to claim 1, characterized in that: the side of base (5) is provided with and is used for fixed recess (9) of rotary button (4), the side of recess (9) is provided with sealed lid (10).

5. The signal tester for communication engineering according to claim 4, characterized in that: the sealing cover (10) and the base (5) are in sliding connection, and a damping rubber pad is arranged at the joint.

6. The signal tester for communication engineering according to claim 4, characterized in that: the limiting block (8) and the inner wall of the groove (9) are ensured to be 1.5 cm.