CN217276506U

CN217276506U - Power meter for measuring laser

Info

Publication number: CN217276506U
Application number: CN202221130395.3U
Authority: CN
Inventors: 蔡添志
Original assignee: Shanghai Sheke Optoelectronics Technology Co Ltd
Current assignee: Shanghai Sheke Optoelectronics Technology Co Ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-08-23
Anticipated expiration: 2032-05-11

Abstract

The utility model provides a power meter for measuring laser, including the power meter body, the display screen is installed at the positive top of power meter body, and four bar fixed blocks are installed to the outside symmetry of power meter body, wherein are provided with protection machanism between two bar fixed blocks, and protection machanism includes baffle, two guide ways, two guide bars, two activity cover blocks and two reset spring, is provided with the installation component between four bar fixed blocks. A power meter for measuring laser, through protection machanism's design, when the power meter body does not use, the baffle realizes sheltering from to the display screen among the usable protection machanism, has avoided the power meter body not using to influence its emergence of observing the service life because of the deposit dust on the display screen, has realized protection and dustproof work to the display screen to can effectively avoid the power meter body to drop to the emergence that causes the damage problem to the display screen when subaerial.

Description

Power meter for measuring laser

Technical Field

The utility model relates to a power meter technical field, in particular to a power meter for measuring laser.

Background

An optical power meter refers to an instrument for measuring absolute optical power or the relative loss of optical power through a length of optical fiber. In fiber optic systems, measuring optical power is the most fundamental, much like a multimeter in electronics; in fiber optic measurements, the optical power meter is a heavy duty, conventional meter. By measuring the absolute power of the transmitter or optical network, an optical power meter can evaluate the performance of the optical end equipment. The use of an optical power meter in combination with a stable light source allows for measurement of connection loss, verification of continuity, and helps to assess the transmission quality of the fiber link.

The screen on present optical power meter does not set up protection machanism, when not using the optical power meter for a long time, can deposit a lot of dust on the screen on the optical power meter easily to influence the observation use of display screen, and when the optical power meter fell to the ground, the optical power meter screen damaged easily, so now propose a power meter for measuring laser.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power meter for measuring laser has realized the protection and the dustproof work to the display screen to can effectively avoid the power meter body to drop to the emergence that causes the damage problem to the display screen when subaerial.

The embodiment of the utility model is realized like this:

the embodiment of the utility model provides a power meter for measuring laser, including the power meter body, the positive top of power meter body is installed the display screen, four bar fixed blocks are symmetrically installed to the outside of power meter body, are provided with the protection agency between two of them bar fixed blocks;

the protection mechanism comprises a baffle, two guide grooves, two guide rods, two movable sleeve blocks and two reset springs, the baffle is installed between the two strip-shaped fixed blocks, the two guide grooves are respectively formed in one opposite side of the two strip-shaped fixed blocks, the two guide rods are respectively and fixedly connected to the inner parts of the two guide grooves, the two movable sleeve blocks are respectively slidably sleeved in the two guide grooves, and the two reset springs are respectively and slidably sleeved on the outer sides of the two guide rods;

the top fixedly connected with connector of power meter body, four be provided with installation component between the bar fixed block

Optionally, the outer side of the baffle is fixedly connected with the bar-shaped convex block groups, the two movable sleeve blocks are symmetrically and fixedly connected to two sides of the baffle, and the movable sleeve blocks are slidably sleeved on the outer side of the guide rod.

Optionally, the bottom end of the return spring is fixedly connected with the bottom end of the inner cavity of the guide groove, and the top end of the return spring is fixedly connected with the bottom end of the movable sleeve block.

Optionally, a connecting rope is fixedly connected between the tops of the power meter bodies, a plug is fixedly connected to the middle of the connecting rope, and the plug is inserted into the connector.

Optionally, the installation component includes four groups of connecting sleeve rods, four movable rods, four threaded sleeve rods and two-way threaded rods, four groups of connecting sleeve rods fixed connection respectively is in the outside of four bar fixed blocks, four the movable rod slides the cover respectively and establishes between four groups of connecting sleeve rods, and four threaded sleeve rods are the outside middle part of four bar fixed blocks of fixed connection respectively, two-way threaded rods are threaded sleeve respectively and establish between four threaded sleeve rods.

Optionally, the middle part of the bidirectional threaded rod is fixedly sleeved with a rotating block, and the outer side of the rotating block is provided with a protection lug.

The utility model discloses beneficial effect includes: the embodiment of the utility model provides a power meter for measuring laser:

1. through the design of the protection mechanism, when the power meter body is not used, the display screen can be shielded by using the baffle plate in the protection mechanism, the problem that the power meter body is influenced in observation and use due to dust deposited on the display screen when the power meter body is not used is avoided, the protection and dust prevention work of the display screen is realized, and the problem that the display screen is damaged when the power meter body falls onto the ground can be effectively avoided;

2. design through the installation component, the operator embolias four bar fixed blocks from the top of power meter body, just correspond the display screen after the baffle position, the operator rotates the rotation of two rotatory pieces drive two-way threaded rod among the installation component simultaneously, two-way threaded rod rotates the screw sleeve pole that drives both ends and connect and moves to two-way threaded rod in step, two screw sleeve pole remove and drive two bar fixed blocks and remove to the direction that is close to each other, two bar fixed blocks remove and drive two sets of connecting sleeve poles and remove to the direction that is close to each other, until with four bar fixed block fixed mounting on the power meter body, this mode has effectively guaranteed the stability when protection machanism uses.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic diagram of an overall structure of a power meter for measuring laser according to the present invention;

fig. 2 is an enlarged schematic structural diagram of a power meter for measuring laser in fig. 1 according to the present invention;

fig. 3 is a cross-sectional view of a joint between a bar-shaped projection and a baffle of a power meter for measuring laser according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a power meter for measuring laser in fig. 3 at B.

Icon: 1. a power meter body; 2. a display screen; 3. a connector; 4. a strip-shaped fixed block; 5. a baffle plate; 6. the strip convex block group; 7. a guide groove; 8. a guide bar; 9. a movable sleeve block; 10. a return spring; 11. connecting the loop bar; 12. a movable rod; 13. a threaded rod; 14. a bidirectional threaded rod; 15. rotating the block; 16. connecting ropes; 17. and (7) a plug.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are absolutely horizontal or hanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-4, the embodiment of the utility model provides a power meter for measuring laser, which comprises a power meter body 1 and a reference figure 1, wherein a display screen 2 is arranged on the top of the front surface of the power meter body 1, four strip-shaped fixed blocks 4 are symmetrically arranged on the outer side of the power meter body 1, a protection mechanism is arranged between the two strip-shaped fixed blocks 4, the reference figures 1, 3 and 4 are provided, the protection mechanism comprises a baffle 5, two guide grooves 7, two guide rods 8, two movable sleeve blocks 9 and two reset springs 10, the baffle 5 is arranged between the two strip-shaped fixed blocks 4, the baffle 5 is arranged, the protection and dust prevention work of the display screen 2 when the power meter body 1 is not used can be realized, the damage problem of the display screen 2 when the power meter body 1 drops to the ground can be effectively avoided, the two guide grooves 7 are respectively arranged on one side opposite to the two strip-shaped fixed blocks 4, two guide bars 8 are respectively fixedly connected in the two guide grooves 7, two movable sleeve blocks 9 are respectively slidably sleeved in the two guide grooves 7, the movable sleeve blocks 9 are sleeved with the guide grooves 7 in a sliding mode to limit the longitudinal movement of the movable sleeve blocks 9 in the guide grooves 7, two reset springs 10 are respectively slidably sleeved on the outer sides of the two guide bars 8, and referring to the attached drawing 4, the reset springs 10 are in an unstressed state.

Baffle 5's outside fixedly connected with bar protruding block group 6, the usable bar protruding block group 6 of operator promotes baffle 5 upwards, thereby show display screen 2, two movable sleeve 9 symmetry fixed connection are in the both sides of baffle 5, and movable sleeve 9 slides and cup joints the outside at guide bar 8, cup joint through the slip between movable sleeve 9 and the guide bar 8, stability when having guaranteed baffle 5 rebound, reset spring 10's bottom and guide way 7's inner chamber bottom fixed connection, reset spring 10's top and movable sleeve 9's bottom fixed connection, utilize reset spring 10's elastic potential energy, it can the automatic recovery to the primary position to have realized baffle 5 when not atress.

The top fixedly connected with connector 3 of power meter body 1, fixedly connected with connects rope 16 between the top of power meter body 1, connects rope 16 and has certain elasticity, connects the middle part fixedly connected with end cap 17 of rope 16, and end cap 17 pegs graft in the inside of connector 3, through the grafting between end cap 17 and the connector 3, can be when connector 3 is out of work to avoid dust and sand to enter into to connector 3 in, thereby play certain guard action.

An installation assembly is arranged between four strip-shaped fixed blocks 4, referring to fig. 1 and fig. 2, the installation assembly comprises four groups of connecting sleeve rods 11, four movable rods 12, four threaded sleeve rods 13 and two bidirectional threaded rods 14, wherein the number of each group of connecting sleeve rods 11 is two, the four groups of connecting sleeve rods 11 are respectively and fixedly connected with the outer sides of the four strip-shaped fixed blocks 4, the four movable rods 12 are respectively and slidably sleeved between the four groups of connecting sleeve rods 11, the movable rods 12 are limited from moving transversely in the connecting sleeve rods 11 through the sliding sleeves between the movable rods 12 and the connecting sleeve rods 11, the four threaded sleeve rods 13 are respectively and fixedly connected with the middle parts of the outer sides of the four strip-shaped fixed blocks 4, the two bidirectional threaded rods 14 are respectively and threadedly sleeved between the four threaded sleeve rods 13, the threaded sleeve rods 13 connected with two ends of the bidirectional threaded rods 14 are opposite in inner thread direction, and the two bidirectional threaded rods 14 rotate, and then the two-end threaded sleeve rods 13 move on the bidirectional threaded rod 14 in opposite directions, the middle part of the bidirectional threaded rod 14 is fixedly sleeved with a rotating block 15, and the outer side of the rotating block 15 is provided with a protection lug.

It should be explained, the utility model relates to a power meter for measuring laser, the operator embolias four bar fixed block 4 from the top of power meter body 1, just correspond display screen 2 back in baffle 5 positions, the operator rotates two rotatory pieces 15 simultaneously, rotatory piece 15 rotates and drives two-way threaded rod 14 and rotate, two-way threaded rod 14 rotates and drives the screw rod 13 that both ends are connected and move on to two-way threaded rod 14 in step, two screw rod 13 remove and drive two bar fixed block 4 and remove to the direction that is close to each other, two bar fixed block 4 remove and drive two sets of connecting loop bars 11 and remove to the direction that is close to each other, until with four bar fixed block 4 fixed mounting on power meter body 1, utilize baffle 5 this moment, can realize the dustproof protection work to display screen 2.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A power meter for measuring laser light, comprising a power meter body (1), characterized in that: the display screen (2) is installed at the top of the front face of the power meter body (1), four strip-shaped fixing blocks (4) are symmetrically installed on the outer side of the power meter body (1), and a protection mechanism is arranged between the two strip-shaped fixing blocks (4);

the protection mechanism comprises a baffle (5), two guide grooves (7), two guide rods (8), two movable sleeve blocks (9) and two reset springs (10), wherein the baffle (5) is installed between the two strip-shaped fixed blocks (4), the two guide grooves (7) are respectively formed in one opposite side of the two strip-shaped fixed blocks (4), the two guide rods (8) are respectively and fixedly connected inside the two guide grooves (7), the two movable sleeve blocks (9) are respectively sleeved inside the two guide grooves (7) in a sliding mode, and the two reset springs (10) are respectively sleeved on the outer sides of the two guide rods (8) in a sliding mode;

the top fixedly connected with connector (3) of power meter body (1), four be provided with the installation component between bar fixed block (4).

2. A power meter for measuring laser light according to claim 1, wherein: the outer side of the baffle (5) is fixedly connected with a bar-shaped convex block group (6), the two movable sleeve blocks (9) are symmetrically and fixedly connected to the two sides of the baffle (5), and the movable sleeve blocks (9) are slidably sleeved on the outer side of the guide rod (8).

3. A power meter for measuring laser light according to claim 1, wherein: the bottom end of the reset spring (10) is fixedly connected with the bottom end of the inner cavity of the guide groove (7), and the top end of the reset spring (10) is fixedly connected with the bottom end of the movable sleeve block (9).

4. A power meter for measuring laser light according to claim 1, wherein: the power meter is characterized in that a connecting rope (16) is fixedly connected between the tops of the power meter body (1), a plug (17) is fixedly connected to the middle of the connecting rope (16), and the plug (17) is inserted into the connector (3).

5. A power meter for measuring laser light according to claim 1, wherein: the installation component comprises four groups of connecting sleeve rods (11), four movable rods (12), four threaded sleeve rods (13) and two-way threaded rods (14), four groups of connecting sleeve rods (11) are respectively fixedly connected in the outer sides of four bar-shaped fixed blocks (4), four movable rods (12) are respectively sleeved between the four groups of connecting sleeve rods (11) in a sliding manner, and four threaded sleeve rods (13) are respectively fixedly connected in the middle of the outer sides of the four bar-shaped fixed blocks (4) and are respectively sleeved between the four threaded sleeve rods (13) by the two-way threaded rods (14) respectively in a threaded manner.

6. A power meter for measuring laser light according to claim 5, wherein: the middle part of the bidirectional threaded rod (14) is fixedly sleeved with a rotating block (15), and the outer side of the rotating block (15) is provided with a protection lug.