CN210978320U

CN210978320U - Shock-absorbing device for optical receiver

Info

Publication number: CN210978320U
Application number: CN201921995710.7U
Authority: CN
Inventors: 迎春; 杜云刚; 赵二俊
Original assignee: Inner Mongolia University of Technology
Current assignee: Inner Mongolia University of Technology
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-10
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a damping device for an optical receiver, which comprises a main body component, wherein fixed blocks are welded on two side walls of the inner part of a lower shell, and an optical axis is connected in the fixed blocks in a sliding manner; the damping assembly comprises loop bars, a damping block, a rubber spring, an air bag, a connecting block, a guide groove, a supporting block and a plate spring, wherein two loop bars are fixedly connected to two sides of the supporting plate, the damping block is slidably connected to the interior of each loop bar, the air bags which are uniformly distributed are fixedly connected to two sides of the interior of the lower shell, and sliding grooves are formed in the inner side wall of the lower shell close to the two sides of each air bag; the damping assembly comprises a pressure spring, a spiral spring, a connecting rod, a sliding block, a rubber pad and a supporting spring, and the spiral spring is sleeved on the outer side wall of the optical axis; the utility model discloses a cooperation between each spring can carry out the omnidirectional shock attenuation to the photoreceiver in the backup pad, improves the stability when photoreceiver uses and transports.

Description

Shock-absorbing device for optical receiver

The technical field is as follows:

the utility model relates to an optical receiver technical field specifically is a damping device for optical receiver.

Background art:

in optical fiber communication systems, the task of an optical receiver is to recover the information carried by the optical carrier after optical fiber transmission with minimal additional noise and distortion, therefore, the output characteristics of the optical receiver comprehensively reflect the performance of the whole optical fiber communication system, and the optical signal transmitted by the optical transmitter is not only attenuated in amplitude, and the pulse waveform is also widened, the optical receiver is used for detecting the transmitted weak optical signal, and amplifying, shaping and regenerating the original transmission signal, the existing optical receiver is generally stored in a box body, but has no reasonable and effective shock absorption measure, during the use and transportation, the circuit elements of the optical receiver in the box can be displaced and fall off due to vibration or swing, thereby reducing the service life and the accuracy of the optical receiver in use, and for this reason, a shock absorbing device for the optical receiver is provided.

The utility model has the following contents:

an object of the utility model is to provide a damping device for optical receiver to solve the problem that proposes among the above-mentioned background art.

The utility model discloses by following technical scheme implement: a vibration damper for an optical receiver, comprising:

the optical receiver comprises a main body assembly, a supporting plate, an upper shell, a fixing block, an optical axis, a sliding groove, a groove and an optical receiver, wherein the fixing block is welded on two side walls of the inner part of the lower shell, and the optical axis is connected to the inner part of the fixing block in a sliding manner;

the damping device comprises a damping component, a lower shell and a damping component, wherein the damping component comprises loop bars, damping blocks, rubber springs, air bags, connecting blocks, guide grooves, supporting blocks and plate springs;

damping component, damping component includes pressure spring, coil spring, connecting rod, slider, rubber pad and supporting spring, coil spring has been cup jointed to the lateral wall of optical axis, coil spring's both ends respectively fixed connection in two the lateral wall of loop bar.

As further preferable in the present technical solution: the inside diapire sliding connection of spout has the slider, the welding of the top of slider has the connecting rod, the lateral wall of connecting rod has cup jointed supporting spring.

As further preferable in the present technical solution: the top of the lower shell is hinged to the upper shell, the top of the supporting plate is bonded with a rubber pad, and the top of the rubber pad is fixedly connected with an optical receiver.

As further preferable in the present technical solution: the bottom of the supporting plate is provided with a groove, a connecting block is connected to the inside of the groove in a sliding mode, and a plate spring is welded to the bottom of the connecting block.

As further preferable in the present technical solution: the damping block is close to the outer side wall fixedly connected with rubber spring inside the loop bar, and one end of the rubber spring far away from the damping block is fixedly connected with the inner side wall of the loop bar.

As further preferable in the present technical solution: the lateral wall of optical axis has cup jointed the pressure spring, the one end fixed connection of pressure spring in the inside wall of casing down, the pressure spring is keeping away from the one end of the internal lateral wall of casing down weld in the lateral wall of backup pad.

As further preferable in the present technical solution: two guide grooves are respectively formed in the bottom wall of the lower shell, supporting blocks are slidably connected to the inner portions of the guide grooves, and the top portions of the supporting blocks are hinged to the plate springs.

As further preferable in the present technical solution: the inside sliding connection of spout has the optical axis, the inside sliding connection of optical axis has the connecting rod, the bottom welding of optical axis has supporting spring, supporting spring is keeping away from the one end fixed connection of optical axis in the top of slider.

The utility model has the advantages that: when the backup pad receives the vibrations of horizontal hunting and output, can cushion the shock attenuation to the backup pad through coil spring and pressure spring, if the amplitude of oscillation is great, the backup pad can contact with the gasbag, the gasbag cushions the backup pad, when the backup pad receives the vibrations that the fore-and-aft oscillation produced, can carry out corresponding buffering to the backup pad through rubber spring and damping piece, reduce vibrations and swing, when the backup pad receives the vibrations of rocking produced from top to bottom, cushion the optical axis through supporting spring, the backup pad can push down the plate spring simultaneously, through the elasticity of plate spring self, can cushion and the shock attenuation to the backup pad, cooperation through between each spring, can carry out omnidirectional shock attenuation to the light receiver in the backup pad, stability when improving light receiver and using and transporting, improve the precision when life and using.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic sectional view of the loop bar of the present invention;

fig. 4 is an enlarged view of the structure of region a in fig. 2 of the present invention.

In the figure: 1. a body assembly; 11. a lower housing; 12. a support plate; 13. an upper housing; 14. a fixed block; 15. an optical axis; 16. a chute; 17. a groove; 18. an optical receiver; 2. a buffer assembly; 21. a loop bar; 22. a damping block; 23. a rubber spring; 24. an air bag; 25. connecting blocks; 26. a guide groove; 27. a support block; 28. a plate spring; 3. a shock absorbing assembly; 31. a pressure spring; 32. a coil spring; 33. a connecting rod; 34. a slider; 35. a rubber pad; 36. supporting the spring.

The specific implementation mode is as follows:

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.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a vibration damper for an optical receiver, comprising:

the main body component 1 comprises a lower shell 11, a support plate 12, an upper shell 13, a fixing block 14, an optical axis 15, a sliding groove 16, a groove 17 and an optical receiver 18, wherein the fixing block 14 is welded on two side walls in the lower shell 11, and the optical axis 15 is connected in the fixing block 14 in a sliding manner;

the buffer component 2, the buffer component 2 includes loop bars 21, damping blocks 22, rubber springs 23, air bags 24, connecting blocks 25, guide grooves 26, supporting blocks 27 and plate springs 28, two sides of the supporting plate 12 are fixedly connected with two loop bars 21, the damping blocks 22 are slidably connected inside the loop bars 21, two sides of the inside of the lower shell 11 are fixedly connected with the air bags 24 which are uniformly distributed, and the inner side walls of the lower shell 11 close to two sides of the air bags 24 are provided with chutes 16;

damper 3, damper 3 include pressure spring 31, coil spring 32, connecting rod 33, slider 34, rubber pad 35 and supporting spring 36, and coil spring 32 has been cup jointed to the lateral wall of optical axis 15, and coil spring 32's both ends are fixed connection in the lateral wall of two loop bars 21 respectively.

In this embodiment, specifically: the inside diapire sliding connection of spout 16 has slider 34, and the welding of the top of slider 34 has connecting rod 33, and supporting spring 36 has been cup jointed to the lateral wall of connecting rod 33, can guide and limit the stroke of slider 34 through spout 16, when slider 34 removed in spout 16, can drive connecting rod 33 and remove simultaneously.

In this embodiment, specifically: the top of the lower shell 11 is hinged with the upper shell 13, the top of the support plate 12 is bonded with a rubber pad 35, the top of the rubber pad 35 is fixedly connected with the optical receiver 18, the optical receiver 18 is properly damped through the rubber pad 35, and meanwhile, the friction force between the optical receiver 18 and the support plate 12 is improved.

In this embodiment, specifically: the bottom of backup pad 12 has been seted up recess 17, and the inside sliding connection of recess 17 has even piece 25, and the bottom welding of even piece 25 has leaf spring 28, and recess 17 can guide even the stroke of piece 25 in backup pad 12 bottom, supports and cushions backup pad 12 through leaf spring 28 simultaneously.

In this embodiment, specifically: damping piece 22 is being close to the inside lateral wall fixedly connected with rubber spring 23 of loop bar 21, and rubber spring 23 is in the one end fixed connection who keeps away from damping piece 22 in the inside wall of loop bar 21, and damping piece 22 can slide to loop bar 21 when receiving external force extrusion, makes rubber spring 23 shrink atress, loses the external force when damping piece 22, and damping piece 22 can be pushed back to former department by rubber spring 23's elasticity.

In this embodiment, specifically: the lateral wall of optical axis 15 has cup jointed pressure spring 31, and the one end fixed connection of pressure spring 31 is in the inside wall of casing 11 down, and the one end of casing 11 inside wall welds in the lateral wall of backup pad 12 under keeping away from pressure spring 31, receives external force when sliding chute 16 removes when backup pad 12, can make pressure spring 31 shrink atress, cushions the shock attenuation to backup pad 12.

In this embodiment, specifically: two guide ways 26 have been seted up respectively to the inside diapire of lower casing 11, and the inside sliding connection of guide ways 26 has supporting shoe 27, and the top of supporting shoe 27 articulates there is leaf spring 28, and supporting shoe 27 passes through guide ways 26 restriction and guide stroke, and supporting shoe 27 can drive leaf spring 28's both ends synchronous motion when removing simultaneously.

In this embodiment, specifically: the inside sliding connection of spout 16 has optical axis 15, the inside sliding connection of optical axis 15 has connecting rod 33, the welding of optical axis 15's bottom has supporting spring 36, supporting spring 36 is keeping away from optical axis 15's one end fixed connection in the top of slider 34, and when optical axis 15 received the external force that comes from backup pad 12, can drive slider 34 through connecting rod 33 and move simultaneously in spout 16, is supported and cushions the shock attenuation by supporting spring 36 to optical axis 15 simultaneously.

Working principle or structural principle, when in use, firstly, the optical receiver 18 is fixed on the support plate 12, then the upper shell 13 is rotated to complete shell combination, when the support plate 12 is vibrated by left-right swing, the support plate 12 can drive the loop bar 21 to slide on the outer side wall of the optical axis 15, meanwhile, the support plate 12 can be buffered and damped through the spiral spring 32 and the pressure spring 31, if the swing amplitude is large, the support plate 12 can be contacted with the air bag 24 and buffered through the air bag 24, when the support plate 12 is vibrated by front-back swing, the support plate 12 can push the damping block 22 into the loop bar 21, the support plate 12 can be correspondingly buffered through the rubber spring 23 and the damping block 22, vibration and swing are reduced, when the support plate 12 is vibrated by up-down swing, the optical axis 15 can slide on the outer side wall of the connecting rod 33, and the optical axis 15 can be buffered through the support spring 36, at the same time, the support plate 12 will press the plate spring 28 downward, and the support plate 12 can be cushioned and damped by the elasticity of the plate spring 28 itself.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A vibration damping device for an optical receiver, comprising:

the optical receiver comprises a main body component (1), wherein the main body component (1) comprises a lower shell (11), a supporting plate (12), an upper shell (13), a fixing block (14), an optical axis (15), a sliding groove (16), a groove (17) and an optical receiver (18), the fixing block (14) is welded on two side walls of the interior of the lower shell (11), and the optical axis (15) is connected to the interior of the fixing block (14) in a sliding mode;

the damping device comprises a buffering assembly (2), wherein the buffering assembly (2) comprises loop bars (21), damping blocks (22), rubber springs (23), air bags (24), connecting blocks (25), guide grooves (26), supporting blocks (27) and plate springs (28), two loop bars (21) are fixedly connected to two sides of a supporting plate (12), the damping blocks (22) are slidably connected to the interior of the loop bars (21), the air bags (24) which are uniformly distributed are fixedly connected to two sides of the interior of a lower shell (11), and sliding grooves (16) are formed in the inner side wall of the lower shell (11) close to the two sides of the air bags (24);

damping component (3), damping component (3) are including pressure spring (31), coil spring (32), connecting rod (33), slider (34), rubber pad (35) and supporting spring (36), coil spring (32) have been cup jointed to the lateral wall of optical axis (15), the both ends of coil spring (32) fixed connection respectively in two the lateral wall of loop bar (21).

2. A vibration damper for an optical receiver according to claim 1, wherein: the inside diapire sliding connection of spout (16) has slider (34), the top welding of slider (34) has connecting rod (33), supporting spring (36) have been cup jointed to the lateral wall of connecting rod (33).

3. A vibration damper for an optical receiver according to claim 1, wherein: the top of the lower shell (11) is hinged with an upper shell (13), the top of the supporting plate (12) is bonded with a rubber pad (35), and the top of the rubber pad (35) is fixedly connected with an optical receiver (18).

4. A vibration damper for an optical receiver according to claim 1, wherein: the bottom of the supporting plate (12) is provided with a groove (17), the inside of the groove (17) is connected with a connecting block (25) in a sliding mode, and the bottom of the connecting block (25) is welded with a plate spring (28).

5. A vibration damper for an optical receiver according to claim 1, wherein: the damping block (22) is close to the outer side wall of the inside of the loop bar (21) and is fixedly connected with a rubber spring (23), and one end, far away from the damping block (22), of the rubber spring (23) is fixedly connected to the inner side wall of the loop bar (21).

6. A vibration damper for an optical receiver according to claim 1, wherein: the lateral wall of optical axis (15) has cup jointed pressure spring (31), the one end fixed connection of pressure spring (31) in the inside wall of casing (11) down, pressure spring (31) are keeping away from the one end of casing (11) inside wall down weld in the lateral wall of backup pad (12).

7. A vibration damper for an optical receiver according to claim 1, wherein: two guide grooves (26) are respectively formed in the bottom wall of the inner portion of the lower shell (11), supporting blocks (27) are connected to the inner portions of the guide grooves (26) in a sliding mode, and the top portions of the supporting blocks (27) are hinged to the plate springs (28).

8. A vibration damper for an optical receiver according to claim 1, wherein: the inside sliding connection of spout (16) has optical axis (15), the inside sliding connection of optical axis (15) has connecting rod (33), the bottom welding of optical axis (15) has supporting spring (36), supporting spring (36) are keeping away from the one end fixed connection of optical axis (15) in the top of slider (34).