CN216385983U

CN216385983U - Power meter with display screen protection structure

Info

Publication number: CN216385983U
Application number: CN202122710431.5U
Authority: CN
Inventors: 郑伟
Original assignee: Shenzhen Zhong Xun Tian Cheng Technology Co ltd
Current assignee: Shenzhen Zhong Xun Tian Cheng Technology Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-26
Anticipated expiration: 2031-11-04

Abstract

The utility model belongs to the technical field of optical power meters, in particular to a power meter with a display screen protection structure, which aims at the problem of poor protection effect of the display screen of the optical power meter and provides a proposal that the power meter comprises a body and a cover plate, wherein the side surface of the top end of the body is provided with the display screen, two sides of the body are provided with an opening and closing mechanism fixed with one side end of the cover plate, the side surface of the bottom end of the body is provided with a driving mechanism, when the display screen needs to be opened or closed, the driving mechanism rotates the driving mechanism, the driving mechanism pushes a push rod to move leftwards and rightwards, the push rod drives a push block b to move backwards and forwards, the push block b pushes the opening and closing mechanism to move upwards and downwards, the opening and closing mechanism is fixedly connected with the cover plate, the opening and closing mechanism drives the cover plate to rotate, so that the cover plate rotates ninety degrees relative to the display screen, the display screen is protected during closing, dust is prevented from being adsorbed on the display screen, reading is influenced, when the cover plate is opened, light can be shielded, thereby avoiding the external high-intensity light from irradiating the display screen and improving the working efficiency.

Description

Power meter with display screen protection structure

Technical Field

The utility model relates to the technical field of optical power meters, in particular to a power meter with a display screen protection structure.

Background

The optical power meter is an instrument for measuring absolute optical power or relative loss of optical power passing through a section of optical fiber, in an optical fiber system, the measured optical power is the most basic, much like a universal meter in electronics, in the optical fiber measurement, the optical power meter is a heavy-load common meter, one optical power meter can evaluate the performance of optical end equipment by measuring the absolute power of a transmitter or an optical network, and the optical power meter can be used in combination with a stable light source to measure the connection loss, check the continuity and help to evaluate the transmission quality of an optical fiber link.

Present luminous power shines on the display screen as external high strength light, leads to the user to see the numerical value on the display screen clearly easily because of specular reflection, very influences reading and operation, has reduced work efficiency, and the optical power meter still has the dust that falls easily on the in-process display screen surface that uses simultaneously, and the display screen surface is easily dirty, influences the display effect.

Therefore, a power meter with a display screen protection structure is needed to solve the problem of poor protection effect of the display screen of the optical power meter.

SUMMERY OF THE UTILITY MODEL

The utility model provides a power meter with a display screen protection structure, which solves the problem of poor protection effect of a display screen of an optical power meter.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a dynamometer with display screen protective structure, includes body and apron, body top side is provided with the display screen, and the display screen top is provided with two apron, the both sides of body are provided with the mechanism that opens and shuts fixed with apron one side end, the bottom sliding fit of the mechanism that opens and shuts has the ejector pad b of setting in the bottom side of body, be fixed with the bottom sliding connection's of body push rod on the ejector pad b, the bottom side of body is provided with actuating mechanism, actuating mechanism and push rod keep away from the one end sliding fit of ejector pad b.

Preferably, the mechanism that opens and shuts includes the gear b fixed with the side of apron, gear b and body top side rotate to be connected, gear b meshing is connected with the gear a of rotating to be connected with body top side, gear a meshing is connected with the rack board with body side end face sliding connection, rack board bottom mounting has the ejector pad a with ejector pad b sliding fit.

Preferably, actuating mechanism includes the sleeve pipe fixed with body bottom side, the intraductal rotation of cover is connected with the rotation post, the slip chute has been seted up to the sleeve pipe side, the slip chute internal sliding fit has with the fixed slip post of rotation post side, the slip chute internal fixation has the bulge, the deformation groove that corresponds with the bulge is seted up to the sleeve pipe side, the one end that the rotation post is close to the body is fixed with the toper post, the one end sliding fit that ejector pad b was kept away from to toper post side and push rod, the circular cone groove that corresponds with the toper post is seted up to the bottom side of body.

Preferably, a handle is fixed at one end, far away from the body, of the rotating column, and a soft rubber pad is wrapped on the side face of the handle.

Preferably, a shielding plate is arranged on one side of the cover plate, and the shielding plate is fixed with the side face of the top end of the body.

Preferably, a rubber pad is fixed on the outer surface of the cover plate, and a gap is arranged between the two cover plates.

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

1. when the display screen is opened, the gear b drives the cover plate to rotate, so that the cover plate rotates relative to the display screen, the display screen is opened, when the cover plate rotates and stands, the cover plate is in a standing state and can shield light, the problem that a user cannot see numerical values on the display screen clearly due to mirror reflection is avoided, the display screen is opened for reading, and the working efficiency is improved.

2. When the display screen is sealed, the rack plate is reset to drive the gear a and the gear b to rotate reversely so as to drive the cover plate to reset, and when the cover plate is reset, the display screen is sealed to protect the display screen, so that dust and other impurities are prevented from being adsorbed on the display screen, and the display screen is protected.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a partial schematic view of the driving mechanism;

FIG. 4 is a schematic view of a partial structure of a tapered column;

fig. 5 is an enlarged schematic view of B in fig. 4.

In the figure: 1. an opening and closing mechanism; 101. a rack plate; 102. a push block a; 103. a gear a; 104. a gear b; 2. a drive mechanism; 201. a tapered post; 202. a sleeve; 203. a sliding post; 204. convex round; 205. a deformation groove; 206. a sliding chute; 3. a body; 4. a cover plate; 5. a shielding plate; 6. a rubber pad; 7. a handle; 8. rotating the column; 9. a push rod; 10. and (b) a push block.

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 of the embodiments.

Referring to fig. 1-5, a power meter with a display screen protection structure comprises a body 3 and cover plates 4, a display screen is arranged on the side surface of the top end of the body 3, two cover plates 4 are arranged above the display screen, opening and closing mechanisms 1 fixed to one side end of each cover plate 4 are arranged on two sides of the body 3, a push block b10 arranged on the side surface of the bottom end of the body 3 is in sliding fit with the bottom end of each opening and closing mechanism 1, a push rod 9 in sliding connection with the bottom end of the body 3 is fixed on the push block b10, a driving mechanism 2 is arranged on the side surface of the bottom end of the body 3, and the driving mechanism 2 is in sliding fit with one end, far away from the push block b10, of the push rod 9; when need open or the closing cap display screen, rotation actuating mechanism 2, actuating mechanism 2 promotes to control about push rod 9, push rod 9 drives ejector pad b10 reciprocating motion, ejector pad b10 promotes mechanism 1 that opens and shuts and reciprocates, mechanism 1 and apron 4 fixed connection open and shut, mechanism 1 drives apron 4 and rotates, thereby rotate ninety degrees with apron 4 relative display screen, make the demonstration open and the closing cap, protect the display screen during the closing cap, prevent to adsorb the dust on the display screen, influence the reading, when apron 4 is opened, can shield light, thereby avoid external high-strength light to shine on the display screen, avoid leading to the user can't see the numerical problem on the display screen clearly because of specular reflection, improve work efficiency.

The opening and closing mechanism 1 comprises a gear b104 fixed with the side end of the cover plate 4, the gear b104 is rotationally connected with the side surface of the top end of the body 3, the gear b104 is connected with a gear a103 rotationally connected with the side surface of the top end of the body 3 in a meshed manner, the gear a103 is connected with a rack plate 101 in a meshed manner, the rack plate is connected with the side end surface of the body 3 in a sliding manner, and a push block a102 in sliding fit with the push block b10 is fixed at the bottom end of the rack plate 101; when opening the display screen, rack plate 101 drives gear a103 and rotates ninety degrees, gear a103 drives gear b104 and rotates, gear b104 drives apron 4 and rotates ninety degrees, thereby rotate ninety degrees the relative display screen of apron 4, make the display screen open, when apron 4 rotates ninety degrees, apron 4 is the state of erectting, can shield light, thereby avoid external high-intensity light to shine on the display screen, avoid leading to the numerical problem on the user can't see clearly the display screen because of specular reflection, the display screen is opened and is carried out the reading, improve work efficiency, during the closing cap display screen, rack plate 101 resets, drive gear a103 and gear b104 counter-rotation, thereby drive apron 4 and reset, carry out the closing cap to the display screen after apron 4 resets, protect the display screen, prevent to adsorb dust and other debris on the display screen, protect the display screen.

The driving mechanism 2 comprises a sleeve 202 fixed with the side face of the bottom end of the body 3, a rotating column 8 is rotationally connected in the sleeve 202, a sliding chute 206 is formed in the side face of the sleeve 202, a sliding column 203 fixed with the side face of the rotating column 8 is in sliding fit in the sliding chute 206, a convex circle 204 is fixed in the sliding chute 206, a deformation groove 205 corresponding to the convex circle 204 is formed in the side face of the sleeve 202, a conical column 201 is fixed at one end, close to the body 3, of the rotating column 8, the side face of the conical column 201 is in sliding fit with one end, far away from the push block b10, of the push rod 9, and a conical groove corresponding to the conical column 201 is formed in the side face of the bottom end of the body 3; when the cover plate 4 is driven to rotate, the sliding column 203 slides in the sliding chute 206 by rotating the rotating column 8, the sliding chute 206 and the sliding column 203 are matched to enable the conical column 201 to move up and down, when the tapered column 201 moves downwards, the sliding column 203 is clamped into the bottom end of the sliding chute 206, the convex circle 204 limits the sliding column 203, and by setting the length dimension of the sliding chute 206, thereby driving the cover plate 4 to rotate within a range of ninety degrees, the tapered column 201 pushes the push rod 9 and the push block b10 to move, thereby ejector pad b10 promotes rack plate 101 rebound, and rack plate 101 drives apron 4 and rotates, opens the display screen and carries out the reading, is provided with the reset torsion spring in the rotation post 8, and reverse rotation during the restoration can, and the deformation groove 205 that sets up makes sliding column 203 slide from bulge 204 and takes off the restoration by less power, and the operation is laborsaving, carries out the closing cap, the simple operation to the display screen.

A handle 7 is fixed at one end of the rotating column 8 far away from the body 3, and a soft rubber pad is coated on the side surface of the handle 7; when the rotary column is in specific work, the rotary column 8 is driven to rotate through the rotary handle 7, the force arm of the handle 7 is long, and therefore operation is labor-saving when the rotary column 8 is operated.

A shielding plate 5 is arranged on one side of the cover plate 4, and the shielding plate 5 is fixed with the side surface of the top end of the body 3; during specific work, the set shielding plate 5 blocks light rays, and the high-intensity light rays irradiated on the display screen are shielded more comprehensively.

The outer surface of the cover plate 4 is fixed with a rubber pad 6, and a gap is arranged between the two cover plates 4; during specific work, the arranged rubber pad 6 increases the surface elasticity of the cover plate 4, and the damage caused by collision to the display screen when falling is avoided.

The working principle is as follows: the sliding column 203 slides in the sliding chute 206 by rotating the rotating column 8, the sliding chute 206 and the sliding column 203 are matched to enable the conical column 201 to move up and down, when the conical column 201 moves down, the sliding column 203 is clamped into the bottom end of the sliding chute 206, the convex circle 204 limits the sliding column 203, by setting the length size of the sliding chute 206, the driving cover plate 4 rotates in a range of ninety degrees, the conical column 201 pushes the push rod 9 and the push block b10 to move, the push block b10 pushes the rack plate 101 to move up, the rack plate 101 drives the gear a103 to rotate ninety degrees, the gear a103 drives the gear b104 to rotate, the gear b104 drives the cover plate 4 to rotate ninety degrees, the cover plate 4 rotates ninety degrees relative to the display screen, the display screen is opened, when the cover plate 4 rotates ninety degrees, the cover plate 4 is in an upright state, light can be shielded, and the rotating column 8 can be rotated reversely when being reset, the deformation groove 205 is arranged to enable the sliding column 203 to slide off and reset from the convex circle 204 with small force, and the cover plate 4 is covered on the display screen to cover the display screen.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a power meter with display screen protective structure, includes body (3) and apron (4), its characterized in that, body (3) top side is provided with the display screen, and the display screen top is provided with two apron (4), the both sides of body (3) are provided with and open and shut mechanism (1) fixed with apron (4) one side, the bottom sliding fit of mechanism (1) that opens and shuts has ejector pad b (10) of setting in the bottom side of body (3), be fixed with on ejector pad b (10) with the bottom sliding connection's of body (3) push rod (9), the bottom side of body (3) is provided with actuating mechanism (2), the one end sliding fit that ejector pad b (10) was kept away from in actuating mechanism (2) and push rod (9).

2. The power meter with the display screen protection structure is characterized in that the opening and closing mechanism (1) comprises a gear b (104) fixed to the side end of the cover plate (4), the gear b (104) is rotatably connected with the top end side face of the body (3), the gear b (104) is connected with a gear a (103) in a meshed mode, the gear a (103) is rotatably connected with the top end side face of the body (3), a rack plate (101) in sliding connection with the side end face of the body (3) is connected in a meshed mode, and a pushing block a (102) in sliding fit with the pushing block b (10) is fixed to the bottom end of the rack plate (101).

3. The power meter with a display screen protection structure according to claim 1, the driving mechanism (2) comprises a sleeve (202) fixed with the side surface of the bottom end of the body (3), a rotating column (8) is rotationally connected in the sleeve (202), a sliding chute (206) is arranged on the side surface of the sleeve (202), the sliding chute (206) is internally and fittingly provided with a sliding column (203) fixed with the side surface of the rotating column (8), a convex circle (204) is fixed in the sliding chute (206), a deformation groove (205) corresponding to the convex circle (204) is arranged on the side surface of the sleeve (202), a conical column (201) is fixed at one end of the rotating column (8) close to the body (3), the side surface of the conical column (201) is in sliding fit with one end of the push rod (9) far away from the push block b (10), the side surface of the bottom end of the body (3) is provided with a conical groove corresponding to the conical column (201).

4. The power meter with the display screen protection structure according to claim 3, wherein a handle (7) is fixed at one end of the rotating column (8) far away from the body (3), and a soft rubber pad is coated on the side surface of the handle (7).

5. The power meter with the display screen protection structure is characterized in that a shielding plate (5) is arranged on one side of the cover plate (4), and the shielding plate (5) is fixed with the top end side of the body (3).

6. The power meter with the display screen protection structure according to claim 2, wherein a rubber gasket (6) is fixed on the outer surface of the cover plate (4), and a gap is arranged between the two cover plates (4).