CN214028075U

CN214028075U - High protection mechanism of tire pressure sensor

Info

Publication number: CN214028075U
Application number: CN202022956164.5U
Authority: CN
Inventors: 赵何
Original assignee: Jiangyin Boer Automotive Technology Co ltd
Current assignee: Jiangyin Boer Automotive Technology Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-24
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a high protection machanism of tire pressure sensor, including wheel hub, installation cavity, mounting panel and mounting structure, wheel hub's top is fixed with the installation cavity, the inside both sides of protecting crust all are provided with shockproof structure. The utility model discloses a be provided with waterproof construction and realized strengthening waterproof inside, the outside of protecting crust is arranged in to sensing head when carrying out tire pressure detection, the car goes the in-process and meets the inside of water splash protecting crust easily and causes the damage to pressure sensor, it protects to set up waterproof construction, the waterproof plug is filled out with the interface between protecting crust and the sensing head, prevent that the water droplet from getting into through the kneck of protecting crust and sensing head, the laminating groove is closely laminated waterproof plug and sensing head and has been improved the closure, if the water droplet enters into the inside of protecting crust, the water droplet will fall the surface in the chamber that absorbs water, the cotton that absorbs water of intracavity portion absorbs water the water droplet after that, it prevents the chamber infiltration that absorbs water to set up the water-proof membrane, thereby the security of examining time measuring has been improved.

Description

High protection mechanism of tire pressure sensor

Technical Field

The utility model relates to a protector technical field specifically is a high protection machanism of tire pressure sensor.

Background

Along with the continuous progress of society, the economic level of the automobile becomes higher and higher, the automobile starts to spread throughout the life of the automobile, the ECU can check and prevent the occurrence of problems in the automobile before the automobile is used, the tire pressure is an important item, and the pressure sensor is needed to be used for detecting the tire pressure, so a special high-protection mechanism of the tire pressure sensor is used;

however, in the case of using the conventional high-protection mechanism in the market, the water resistance of the sensor is not good enough, and the safety is reduced, so a high-protection mechanism of the tire pressure sensor is developed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high safeguard mechanism of tire pressure sensor to the waterproof of proposing the sensor is good inadequately in solving above-mentioned background art, makes the problem that the security reduces.

In order to achieve the above object, the utility model provides a following technical scheme: a high protection mechanism of a tire pressure sensor comprises a wheel hub, a mounting cavity, a mounting plate and a mounting structure, wherein the mounting cavity is fixed at the top end of the wheel hub, and the mounting cavity is internally provided with a mounting plate, the insides of the two sides of the mounting plate are both fixed with mounting structures, the top end of the mounting plate is fixed with a protective shell, and a pressure sensor is fixed in the protective shell, a sensing head is fixed at the top end of the pressure sensor, the top end in the protective shell is provided with a waterproof structure, the waterproof structure comprises a waterproof plug, a fitting groove, absorbent cotton, a water-resisting film and an absorbent cavity, the waterproof plug is fixed at the top end inside the protective shell, a fitting groove is arranged inside the waterproof plug, the water-stop film is fixed at the top end of the pressure sensor, a water suction cavity is fixed at the top end of the water-stop film, and the inside in chamber that absorbs water is provided with the cotton that absorbs water, the inside both sides of protecting crust all are provided with shockproof structure.

Preferably, the inner diameter of the fitting groove is larger than the outer diameter of the sensor head, and the outer diameter of the water-stop film is smaller than the inner diameter of the protective shell.

Preferably, the mounting structure includes slipmat, push pedal, fixed spring and fixed chamber, fixed chamber all sets up in the inside both sides of mounting panel, the inside in fixed chamber is fixed with fixed spring, and fixed spring's top is fixed with the push pedal, the top of push pedal is fixed with the slipmat.

Preferably, the number of the push plates is two, and the push plates form a telescopic structure in the fixing cavity through fixing springs.

Preferably, shockproof structure includes rubber pad, shock attenuation chamber, shock attenuation cotton and protection flute, the inside both sides of protective housing are all fixed in to the protection flute, one side of protection flute is fixed with the shock attenuation chamber, and the inside of shock attenuation chamber is provided with the shock attenuation cotton, one side of shock attenuation chamber is fixed with the rubber pad.

Preferably, the number of the protection corrugations is two, and the protection corrugations are symmetrically distributed about a vertical center line of the protection shell.

Compared with the prior art, the beneficial effects of the utility model are that: the high protection mechanism of the tire pressure sensor not only realizes the enhancement of internal water resistance and improves the safety during detection, but also realizes the convenient installation, improves the convenience of use, takes precautions against earthquakes for the inside and improves the stability of detection;

(1) the waterproof structure is arranged to realize internal waterproof enhancement, the sensing head is arranged outside the protective shell when the tire pressure is detected, the pressure sensor is easily damaged when water splashes into the protective shell in the running process of an automobile, the waterproof structure is arranged to protect the pressure sensor, the waterproof plug fills an interface between the protective shell and the sensing head, water drops are prevented from entering the interface between the protective shell and the sensing head, the waterproof plug is tightly attached to the sensing head through the attaching groove, the sealing performance is improved, if the water drops enter the protective shell, the water drops fall onto the surface of the water absorption cavity, then the water absorption cotton in the water absorption cavity absorbs the water drops, the water insulation film is arranged to prevent the water absorption cavity from seeping, and therefore the safety in detection is improved;

(2) the installation is convenient by arranging the installation structure, the pressure sensor needs to be installed before use, the anti-slip mat is pressed downwards, the anti-slip mat pushes the push plate downwards, the push plate pushes the fixing spring downwards, the fixing spring is stressed to be compressed inwards, then the installation plate is filled inwards through one end of the installation cavity, meanwhile, the fixing spring expands to push the push plate, and the push plate pushes the anti-slip mat to fix the installation plate and the installation cavity, so that the use convenience is improved;

(3) realized taking precautions against earthquakes to inside through being provided with shockproof structure, need carry out real-time supervision to tire pressure when the car goes, if the car goes to the road surface of jolting and probably causes the influence to pressure sensor, the shake of jolting production transmits the protecting crust through wheel hub, pressure sensor is transmitted with the power transmission of shake to the protecting crust, the protection flute disperses the power of protecting crust both sides and absorbs, the rubber pad stabilizes the shake on pressure sensor surface, meanwhile the rubber pad absorbs the power on pressure sensor surface and transmits for the cushion chamber, the inside shock attenuation cotton of cushion chamber absorbs the power after that, the biggest reduction the influence that the shake produced, the stability of detecting has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is an enlarged partial sectional view of the utility model at a in fig. 1;

fig. 4 is a schematic view of the front view partial section structure of the shockproof structure of the present invention.

In the figure: 1. a hub; 2. a mounting cavity; 3. mounting a plate; 4. a mounting structure; 401. a non-slip mat; 402. pushing the plate; 403. fixing the spring; 404. a fixed cavity; 5. a protective shell; 6. a waterproof structure; 601. a waterproof plug; 602. a fitting groove; 603. absorbent cotton; 604. a water-barrier film; 605. a water suction cavity; 7. a sensor head; 8. a pressure sensor; 9. a shockproof structure; 901. a rubber pad; 902. a damping chamber; 903. damping cotton; 904. and (5) protecting the corrugation.

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 an embodiment: a high protection mechanism of a tire pressure sensor comprises a hub 1, a mounting cavity 2, a mounting plate 3 and a mounting structure 4, wherein the mounting cavity 2 is fixed at the top end of the hub 1, the mounting plate 3 is installed inside the mounting cavity 2, the mounting structures 4 are fixed inside two sides of the mounting plate 3, a protective shell 5 is fixed at the top end of the mounting plate 3, a pressure sensor 8 is fixed inside the protective shell 5, the type of the pressure sensor 8 can be PTJ410Z, the input end of the pressure sensor 8 is electrically connected with the output end of a control panel through a wire, a sensing head 7 is fixed at the top end of the pressure sensor 8, a waterproof structure 6 is arranged at the top end inside the protective shell 5, and shockproof structures 9 are arranged on two sides inside the protective shell 5;

the waterproof structure 6 comprises a waterproof plug 601, an attaching groove 602, absorbent cotton 603, a water-stop film 604 and a water absorption cavity 605, the waterproof plug 601 is fixed at the top end inside the protective shell 5, the attaching groove 602 is arranged inside the waterproof plug 601, the water-stop film 604 is fixed at the top end of the pressure sensor 8, the water absorption cavity 605 is fixed at the top end of the water-stop film 604, the absorbent cotton 603 is arranged inside the water absorption cavity 605, the inner diameter of the attaching groove 602 is larger than the outer diameter of the sensing head 7, and the outer diameter of the water-stop film 604 is smaller than the inner diameter of the protective shell 5;

specifically, as shown in fig. 1 and fig. 3, when using this structure, firstly, the sensing head 7 is placed outside the protective shell 5 during tire pressure detection, water is likely to splash into the protective shell 5 during driving of the automobile to damage the pressure sensor 8, the waterproof structure 6 is provided to protect the pressure sensor, the waterproof plug 601 fills the interface between the protective shell 5 and the sensing head 7 to prevent water drops from entering through the interface between the protective shell 5 and the sensing head 7, the fitting groove 602 tightly fits the waterproof plug 601 and the sensing head 7 to improve the sealing performance, if water drops enter into the protective shell 5, the water drops fall on the surface of the water absorption cavity 605, then the water absorption cotton 603 inside the water absorption cavity 605 absorbs the water drops, and the water-stop film 604 is provided to prevent the water absorption cavity 605 from water seepage, thereby improving the safety during detection;

the mounting structure 4 comprises anti-skid pads 401, push plates 402, fixing springs 403 and fixing cavities 404, the fixing cavities 404 are arranged on two sides of the inside of the mounting plate 3, the fixing springs 403 are fixed inside the fixing cavities 404, the push plates 402 are fixed at the top ends of the fixing springs 403, the anti-skid pads 401 are fixed at the top ends of the push plates 402, the number of the push plates 402 is two, and the push plates 402 form a telescopic structure inside the fixing cavities 404 through the fixing springs 403;

specifically, as shown in fig. 1, when the structure is used, firstly, the pressure sensor 8 needs to be installed before use, the non-slip mat 401 is pressed downwards, the non-slip mat 401 pushes the push plate 402 downwards, the push plate 402 pushes the fixing spring 403 downwards, the fixing spring 403 is stressed to be compressed inwards, then the mounting plate 3 is filled inwards through one end of the mounting cavity 2, meanwhile, the fixing spring 403 expands to push the push plate 402, and the push plate 402 pushes the non-slip mat 401 to fix the mounting plate 3 and the mounting cavity 2, so that the use convenience is improved;

the shockproof structure 9 comprises rubber pads 901, shock absorption cavities 902, shock absorption cotton 903 and protection corrugations 904, the protection corrugations 904 are fixed at two sides of the interior of the protection shell 5, the shock absorption cavities 902 are fixed at one sides of the protection corrugations 904, the shock absorption cotton 903 is arranged in the shock absorption cavities 902, the rubber pads 901 are fixed at one sides of the shock absorption cavities 902, the number of the protection corrugations 904 is two, and the protection corrugations 904 are symmetrically distributed about the vertical center line of the protection shell 5;

specifically, as shown in fig. 1 and 4, when using this structure, firstly, the tire pressure needs to be monitored in real time when the automobile runs, if the automobile runs to a bumpy road surface, the pressure sensor 8 may be affected, the jolt generated by bumping is transmitted to the protective shell 5 through the hub 1, the protective shell 5 transmits the force of jolt to the pressure sensor 8, the protective corrugations 904 disperse and absorb the forces on both sides of the protective shell 5, the rubber pad 901 stabilizes the jolt on the surface of the pressure sensor 8, meanwhile, the rubber pad 901 absorbs and transmits the force on the surface of the pressure sensor 8 to the damping cavity 902, then the damping cotton 903 inside the damping cavity 902 absorbs the force, the influence generated by the jolt is reduced to the maximum extent, and the stability of detection is improved.

The working principle is as follows: the utility model discloses when using, this tire pressure sensor's high protection machanism external power supply, at first, install pressure sensor 8 earlier, press slipmat 401 downwards, slipmat 401 promotes push pedal 402 downwards, push pedal 402 promotes fixing spring 403 downwards, fixing spring 403 atress compresses to inside, then fill one end that leads to installation cavity 2 with mounting panel 3 to inside, meanwhile, fixing spring 403 expands and promotes push pedal 402, push pedal 402 promotes slipmat 401 and fixes between mounting panel 3 and installation cavity 2, pressure sensor 8 and the ECU UNICOM of car, when examining, the tire promotes sensing head 7, tire pressure sensing head 7 promotes pressure sensor 8 to inside, pressure sensor 8 records pressure and transmits the ECU for the car, ECU shows the motormeter dish with the condition through the data contrast;

secondly, the sensing head 7 is arranged outside the protective shell 5 during tire pressure detection, the pressure sensor 8 is easily damaged when water splashes into the protective shell 5 in the running process of an automobile, the waterproof structure 6 is arranged to protect the pressure sensor, the waterproof plug 601 fills the interface between the protective shell 5 and the sensing head 7 tightly, water drops are prevented from entering through the interface between the protective shell 5 and the sensing head 7, the waterproof plug 601 is tightly attached to the sensing head 7 through the attaching groove 602, the sealing performance is improved, if the water drops enter the protective shell 5, the water drops fall onto the surface of the water absorption cavity 605, then the water drops are absorbed by the water absorption cotton 603 inside the water absorption cavity 605, and the water insulation film 604 is arranged to prevent the water absorption cavity 605 from water seepage;

finally, need carry out real-time supervision to tire pressure when the car is gone, if the car goes to the road surface of jolting and probably causes the influence to pressure sensor 8, the shake of jolting production transmits for protecting shell 5 through wheel hub 1, protecting shell 5 transmits the power of shake for pressure sensor 8, protection flute 904 disperses the power of protecting shell 5 both sides and absorbs, rubber pad 901 stabilizes the shake on pressure sensor 8 surface, meanwhile rubber pad 901 absorbs the power on pressure sensor 8 surface and transmits shock attenuation chamber 902, the shock attenuation cotton 903 inside shock attenuation chamber 902 absorbs the power after that, furthest has reduced the influence that the shake produced, the use work of high protection mechanism is finally accomplished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a tire pressure sensor's high protection machanism, includes wheel hub (1), installation cavity (2), mounting panel (3) and mounting structure (4), its characterized in that: the wheel hub is characterized in that a mounting cavity (2) is fixed to the top end of the wheel hub (1), a mounting plate (3) is mounted inside the mounting cavity (2), mounting structures (4) are fixed to the inner portions of two sides of the mounting plate (3), a protective shell (5) is fixed to the top end of the mounting plate (3), a pressure sensor (8) is fixed inside the protective shell (5), a sensing head (7) is fixed to the top end of the pressure sensor (8), a waterproof structure (6) is arranged on the top end of the inner portion of the protective shell (5), the waterproof structure (6) comprises a waterproof plug (601), an attaching groove (602), water absorbing cotton (603), a water-resisting film (604) and a water absorbing cavity (605), the waterproof plug (601) is fixed to the top end of the inner portion of the protective shell (5), the attaching groove (602) is arranged inside the waterproof plug (601), and the water-resisting film (604) is fixed to the top end of the pressure sensor (8), the water-proof structure is characterized in that a water absorption cavity (605) is fixed at the top end of the water-proof film (604), water absorption cotton (603) is arranged in the water absorption cavity (605), and shockproof structures (9) are arranged on two sides of the interior of the protective shell (5).

2. The high protection mechanism of a tire pressure sensor according to claim 1, wherein: mounting structure (4) include slipmat (401), push pedal (402), fixed spring (403) and fixed chamber (404), fixed chamber (404) all set up in the inside both sides of mounting panel (3), the inside in fixed chamber (404) is fixed with fixed spring (403), and the top of fixed spring (403) is fixed with push pedal (402), the top of push pedal (402) is fixed with slipmat (401).

3. The high protection mechanism of a tire pressure sensor according to claim 2, wherein: the number of the push plates (402) is two, and the push plates (402) form a telescopic structure in the fixing cavity (404) through fixing springs (403).

4. The high protection mechanism of a tire pressure sensor according to claim 1, wherein: the inner diameter of the fitting groove (602) is larger than the outer diameter of the sensing head (7), and the outer diameter of the water-stop film (604) is smaller than the inner diameter of the protective shell (5).

5. The high protection mechanism of a tire pressure sensor according to claim 1, wherein: shockproof structure (9) include rubber pad (901), shock attenuation chamber (902), shock attenuation cotton (903) and protection flute (904), protection flute (904) all are fixed in the inside both sides of protecting crust (5), one side of protection flute (904) is fixed with shock attenuation chamber (902), and the inside of shock attenuation chamber (902) is provided with shock attenuation cotton (903), one side of shock attenuation chamber (902) is fixed with rubber pad (901).

6. The high protection mechanism of a tire pressure sensor according to claim 5, wherein: the number of the protection corrugations (904) is two, and the protection corrugations (904) are symmetrically distributed around the vertical center line of the protection shell (5).