CN211263762U

CN211263762U - Ultrasonic ranging sensor anticollision buffer structure

Info

Publication number: CN211263762U
Application number: CN201922064817.6U
Authority: CN
Inventors: 谢鹏; 邹连华
Original assignee: Shenzhen Tengfei Jiapin Technology Co ltd
Current assignee: Shenzhen Tengfei Jiapin Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-14
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses an ultrasonic ranging sensor crashproof buffer structure, the on-line screen storage device comprises an installation base, set up the mounting hole that the symmetry set up on the installation base, installation base upper end middle part fixedly connected with ultrasonic ranging sensor body, the installation base upper end ultrasonic ranging sensor body outside fixedly connected with inlayer protecting crust and outer protecting crust in proper order, outer protecting crust upper end fixedly connected with detachable upper cover, the upper end fixedly connected with wave shock pad covers. This ultrasonic ranging sensor crashproof buffer structure adopts double-deck design, improves life, and the all-round striking to the outside is cushioned, guarantees ultrasonic ranging sensor's integrality, through shock-absorbing rod, crashproof board, counter bore, stopper and spring design, strengthens outer protecting crust crashproof performance all around, and the design of spring ensures to leave sufficient safe distance between crashproof board and outer protecting crust, and when receiving the impact, the spring can cushion.

Description

Ultrasonic ranging sensor anticollision buffer structure

Technical Field

The utility model relates to an ultrasonic ranging sensor technical field specifically is ultrasonic ranging sensor crashproof buffer structure.

Background

The ultrasonic distance measuring sensor is developed by utilizing the characteristics of ultrasonic waves, is generated by the vibration of a transduction wafer under the excitation of voltage, and has the characteristics of high frequency, short wavelength, small diffraction phenomenon, good directivity, capability of being directionally propagated as rays and the like.

Along with the rapid development of scientific technology, the ultrasonic ranging sensor is more and more widely applied to occasions needing distance measurement, such as a parking auxiliary system, an intelligent blind guiding system, a mobile robot and the like, but the conventional ultrasonic sensor has the defects of simple structure, poor shell anti-collision performance, incapability of effectively buffering when being vibrated, easiness in causing displacement of an electronic element, influence on the normal use of the sensor and reduction in the service life of the ultrasonic ranging sensor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultrasonic ranging sensor crashproof buffer structure to propose simple structure in solving above-mentioned background art, shell crashproof performance is relatively poor, when receiving vibrations, can not effectively cushion, easily causes electronic component to take place the displacement, influences the normal use of sensor, has reduced ultrasonic ranging sensor life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: ultrasonic ranging sensor crashproof buffer structure, including the installation base, set up the mounting hole that the symmetry set up on the installation base, installation base upper end middle part fixedly connected with ultrasonic ranging sensor body, the installation base upper end ultrasonic ranging sensor body outside fixedly connected with inlayer protecting crust and outer protecting crust in proper order, outer protecting crust upper end fixedly connected with detachable upper cover, cover upper end fixedly connected with wave shock pad.

Preferably, the shock-absorbing rod that outer protecting crust outside fixedly connected with equidistance distributes, the shock-absorbing rod is provided with 4 groups, and every 9 shock-absorbing rods be a set of respectively with outer protecting crust terminal surface one-to-one all around, the activity in the shock-absorbing rod outside has the crashproof board.

Preferably, the anticollision plate is provided with a counter bore corresponding to the shock-absorbing rod, the counter bore is connected with a limiting block in a clamping manner, the shock-absorbing rod is fixedly connected to the inner side of the limiting block, and a spring is arranged on the outer side of the shock-absorbing rod between the outer protective shell and the anticollision plate.

Preferably, the lower end of the mounting base is provided with open grooves distributed at equal intervals, elastic pads of semicircular structures are fixedly connected in the open grooves, and the height of the lowest points of the elastic pads is lower than that of the lowest points of the mounting base.

Preferably, an air bag is arranged between the inner protective shell and the outer protective shell, and the height of the air bag is equal to that of the inner protective shell and the outer protective shell.

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

1. the anti-collision buffer structure of the ultrasonic ranging sensor adopts a double-layer design, so that the protection effect on the ultrasonic ranging sensor is improved, the damage caused by impact is effectively reduced, the stability of an electronic element is ensured, and the service life is prolonged;

2. the anti-collision buffer structure of the ultrasonic ranging sensor buffers external collision in all directions by matching the air bag, the elastic pad and the wavy shock pad, so that the integrity of the ultrasonic ranging sensor is ensured;

3. this ultrasonic ranging sensor anticollision buffer structure through shock-absorbing rod, anticollision board, counter bore, stopper and spring design, strengthens outer protecting crust crashproof performance all around, and the design of spring ensures to leave sufficient safe distance between anticollision board and outer protecting crust, and when receiving the impact, the spring can cushion.

Drawings

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

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic front view of the present invention;

fig. 4 is a schematic view of the top view structure of the present invention.

In the figure: 1. installing a base; 2. mounting holes; 3. an ultrasonic ranging sensor body; 4. an inner protective shell; 5. an outer protective shell; 6. an upper cover; 7. a wavy shock pad; 8. a shock-absorbing lever; 9. an anti-collision plate; 10. a counter bore; 11. a limiting block; 12. a spring; 13. an open slot; 14. an elastic pad; 15. an air bag.

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. 1-4, the present invention provides a technical solution: the ultrasonic ranging sensor anti-collision buffer structure comprises a mounting base 1, a mounting hole 2, an ultrasonic ranging sensor body 3, an inner protective shell 4, an outer protective shell 5, an upper cover 6 and a wavy shock pad 7, the shock absorption device comprises a shock absorption rod 8, an anti-collision plate 9, a counter bore 10, a limiting block 11, a spring 12, an open slot 13, an elastic cushion 14 and an air bag 15, wherein symmetrically arranged mounting holes 2 are formed in a mounting base 1, the middle of the upper end of the mounting base 1 is fixedly connected with an ultrasonic ranging sensor body 3, the outer side of the ultrasonic ranging sensor body 3 at the upper end of the mounting base 1 is sequentially and fixedly connected with an inner protective shell 4 and an outer protective shell 5, the upper end of the outer protective shell 5 is fixedly connected with a detachable upper cover 6, the upper end of the upper cover 6 is fixedly connected with a wavy shock absorption pad 7, the model of the ultrasonic ranging sensor body 3 is HC-SR04, and the mounting mode and the circuit;

furthermore, shock absorption rods 8 which are distributed equidistantly are fixedly connected to the outer side of the outer

protective shell

5, 4 groups of shock absorption rods 8 are arranged, each group of shock absorption rods 8 is a group and is respectively in one-to-one correspondence with the front end face, the rear end face, the left end face and the right end face of the outer protective shell 5, an anti-collision plate 9 is movably arranged on the outer side of each shock absorption rod 8, the anti-collision plates 9 are separated from the outer protective shell 5 through the design of the shock absorption rods 8, the distance between the outer protective shell 5 and the anti-collision plates 9 is ensured, the impact force is conveniently buffered through springs 12, and the impact force transmitted to the outer protective shell 5 is;

furthermore, a counter bore 10 corresponding to the shock absorption rod 8 is formed in the anti-collision plate 9, a limiting block 11 is connected in the counter bore 10 in a clamping mode, the shock absorption rod 8 is fixedly connected to the inner side of the limiting block 11, a spring 12 is arranged on the outer side of the shock absorption rod 8 between the outer protective shell 5 and the anti-collision plate 9, and the anti-collision plate 9 is ensured to be located on the outermost side of the shock absorption rod 8 in an initial state through the design of the spring 12, so that an anti-collision effect is effectively achieved;

furthermore, the lower end of the mounting base 1 is provided with open grooves 13 which are distributed at equal intervals, elastic pads 14 with semicircular structures are fixedly connected in the open grooves 13, the height of the lowest points of the elastic pads 14 is lower than that of the lowest points of the mounting base 1, the influence of vibration or impact from the lower part on the mounting base 1 is reduced by using the elastic pads 14, multi-directional protection is realized, and the safety is better;

further, be provided with gasbag 15 between inlayer protecting crust 4 and outer protecting crust 5, the height that highly equals inlayer protecting crust 4 and outer protecting crust 5 of gasbag 15 through the design of gasbag 15, strengthens the protection to inlayer protecting crust 4, effectively protects ultrasonic ranging sensor body 3 in the inlayer protecting crust 4.

The working principle is as follows: firstly, the air bag 15 is inflated through an inflation inlet on the air bag 15 to ensure that the outer side of the air bag 15 is respectively attached to the inner protective shell 4 and the outer protective shell 5, then the upper cover 6 is covered, the mounting base 1 is fixed through the mounting hole 2, when collision occurs, the wavy shock absorption pad 7 and the elastic pad 14 respectively absorb the impact force of the upper end and the lower end, the anti-collision plate 9 moves inwards, the anti-collision plate 9 compresses the spring 12 inwards, the impact force is decomposed under the action of the spring 12 to reduce the impact force transmitted to the outer protective shell 5, then the impact force is absorbed again through the air bag 15, so that the stability of the ultrasonic ranging sensor body 3 is ensured, then the anti-collision plate 9 is pushed outwards under the action of the elastic force of the spring 12, the anti-collision plate 9 slides outwards on the outer side of the shock absorption rod 8 until the counter bore 10 is connected with the limiting block 11 in a clamping manner, and the anti-collision plate 9 returns to the initial, ensure normal operation at the next impact.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. Ultrasonic ranging sensor crashproof buffer structure, including the installation base, its characterized in that: the mounting base is provided with mounting holes symmetrically formed in the mounting base, the middle of the upper end of the mounting base is fixedly connected with an ultrasonic ranging sensor body, the outer side of the ultrasonic ranging sensor body on the mounting base is fixedly connected with an inner protective shell and an outer protective shell in sequence, the upper end of the outer protective shell is fixedly connected with a detachable upper cover, and the upper end of the upper cover is fixedly connected with a wavy shock pad.

2. The ultrasonic ranging sensor impact-proof buffering structure of claim 1, wherein: outer protecting crust outside fixedly connected with equidistance distribution's shock attenuation pole, the shock attenuation pole is provided with 4 groups, and every 9 shock attenuation poles be a set of respectively with outer protecting crust terminal surface one-to-one all around, the activity in the shock attenuation pole outside has crashproof board.

3. The ultrasonic ranging sensor impact-proof buffering structure of claim 2, wherein: the anti-collision plate is provided with counter bores corresponding to the shock absorption rods, the counter bores are connected with limit blocks in a clamping mode, the shock absorption rods are fixedly connected to the inner sides of the limit blocks, and springs are arranged on the outer sides of the shock absorption rods between the outer protective shell and the anti-collision plate.

4. The ultrasonic ranging sensor impact-proof buffering structure of claim 1, wherein: the mounting base is characterized in that the lower end of the mounting base is provided with open grooves distributed at equal intervals, elastic pads of semicircular structures are fixedly connected in the open grooves, and the height of the lowest points of the elastic pads is lower than that of the lowest points of the mounting base.

5. The ultrasonic ranging sensor impact-proof buffering structure of claim 1, wherein: an air bag is arranged between the inner protective shell and the outer protective shell, and the height of the air bag is equal to that of the inner protective shell and the outer protective shell.