阅读说明：本技术 车辆轮胎安全充气装置及方法 (Safety inflating device and method for vehicle tyre ) 是由 崔闻天 张相相 沈峰 刘韶华 韩晓栋 秦瑞 于 2019-09-27 设计创作，主要内容包括：本发明提供了一种车辆轮胎安全充气装置,包括进气接头1,压力传感器2,电磁阀3；活母4；气针拆装杆5；手柄6,弹簧7、壳体8、卡扣9、气针10；解决了车辆轮胎在充气过程中实现安全、快速、节能、方便操作的问题且充气压力可以设定,有效防止轮胎超压,保证了批次轮胎充气压力一致性；采用内置式气门针拆装结构,可确保安装气针安全性；气门针拆装过程处于密封状态,减少漏气发生,节省能源,同时保证胎压不会因为紧固气门针生疏造成胎压降低；使用简单,不需要专业培训即可使用,适用于任何车辆轮胎安全充气使用。(The invention provides a vehicle tire safety inflation device, which comprises an air inlet joint 1, a pressure sensor 2 and an electromagnetic valve 3, wherein the air inlet joint is connected with the air inlet joint; 4, a live mother; a pneumatic needle dismounting rod 5; a handle 6, a spring 7, a shell 8, a buckle 9 and an air needle 10; the problem of safe, quick, energy-saving and convenient operation of the vehicle tires in the inflation process is solved, the inflation pressure can be set, the tires are effectively prevented from being over-pressurized, and the uniformity of the inflation pressure of the tires in batches is ensured; the built-in valve needle dismounting structure is adopted, so that the safety of mounting the valve needle can be ensured; the valve needle is in a sealing state in the assembling and disassembling process, so that the air leakage is reduced, the energy is saved, and the tire pressure is prevented from being reduced due to the fact that the valve needle is fastened; the inflation device is simple to use, can be used without professional training, and is suitable for safe inflation of any vehicle tire.)

1. A vehicle tire safety inflation device, characterized by: comprises an air inlet joint and a pressure control device; a live mother; the air needle dismounting rod; the handle, the spring, the shell, the buckle and the air needle; the air needle dismounting and mounting rod is detachably fixed with an air needle; a buckle is arranged inside the shell; the handle is arranged at the top of the air needle dismounting rod, and a spring is arranged between the handle and the shell.

2. The inflator device according to claim 1, wherein: the pressure control device comprises an electromagnetic valve and a pressure sensor, and when the pressure reaches the set pressure of the pressure sensor, the pressure sensor can control the electromagnetic valve to close the air inlet pipeline.

3. The inflator device according to claim 1, wherein: the buckle can also be a pin shaft or a thread.

4. The use of the inflator device according to claim 1, wherein:

firstly, mounting the movable nut of the device on a valve of a tire to be inflated;

secondly, adjusting the pressure of a sensor to set the inflation pressure of the tire;

thirdly, connecting the inflation pipe to the air inlet joint 1;

fourthly, the handle is pressed down to push the air needle dismounting and mounting rod to move downwards, so that the air needle head is clamped in the buckle, and the inflating valve enters an inflating state;

and fifthly, after the inflation reaches the set pressure, the pressure sensor controls the electromagnetic valve to automatically close the air inlet pipeline, meanwhile, the buckle is opened, the air needle dismounting rod rapidly rebounds under the action of the spring, and the inflating state of the inflating valve is closed.

And sixthly, loosening the movable nut and finishing inflation.

Technical Field

The invention belongs to the field of vehicle production and maintenance.

Background

In order to realize quick inflation in installation, use and maintenance of the vehicle tire, the rocker inflation tube is adopted to inflate the tire after the air needle is detached, and the air needle penetrates into the inflation tube and is fastened with pressure after the inflation pressure is reached. The operation danger is high, the potential safety hazard that the air needle flies out exists, the action of fastening the air needle needs to be completed quickly, the action is slightly slow, the tire pressure is reduced, and the pressure needs to be replenished.

Disclosure of Invention

The invention aims to solve the problems of safety, rapidness, energy conservation and convenient operation of the vehicle tire in the inflation process.

Tire safety inflation device, its characterized in that: comprises an air inlet joint 1, a pressure sensor 2 and an electromagnetic valve 3; 4, a live mother; a pneumatic needle dismounting rod 5; a handle 6, a spring 7, a shell 8, a buckle 9 and an air needle 10;

the pressure sensor 2 is used for measuring the inflation pressure value, the electromagnetic valve 3 can control the on-off of the inflation process, the electromagnetic valve 3 and the pressure sensor 2 are combined to form a pressure control device, and when the pressure reaches the set pressure of the pressure sensor 2, the pressure sensor 2 can control the electromagnetic valve 3 to close the air inlet pipeline.

The air needle dismounting and mounting rod 5 is detachably fixed with an air needle and can control the air needle to move up and down; when the air pin attaching/detaching lever 5 is pressed down, the tire enters an inflated state, and when the air pin attaching/detaching lever 5 is lifted up, the tire finishes the inflated state.

A buckle 9 is arranged in the shell 8, when the air needle dismounting rod 5 is pressed down, the buckle 9 is automatically blocked, so that the air needle dismounting rod 5 cannot rebound, when the electromagnetic valve 3 works, the buckle 9 automatically springs open, and the air needle can rebound;

the handle 6 is arranged at the top of the air needle dismounting rod 5, the spring 7 is arranged between the handle 6 and the shell 8, and the air needle dismounting rod 5 can quickly rebound under the action of the spring 7 after the buckle is loosened so as to reduce the pressure reduction of the tire;

the movable nut 4 is used for being connected with a tire valve to fix the device on the valve.

The buckle 9 can be replaced by a pin shaft or a thread to control the fixed state of the air needle dismounting and mounting rod 5. The technical idea and the technical effect adopted by the invention are as follows:

1. the inflation pressure can be set, the overpressure of the tires is effectively prevented, and the uniformity of the inflation pressure of the tires in batches is ensured.

2. The built-in valve needle dismounting structure ensures the safety of mounting the valve needle.

3. The valve needle dismounting process is in a sealing state, air leakage is reduced, energy is saved, and tire pressure reduction caused by fastening of the valve needle is avoided.

4. Simple and convenient operation and can be used without professional staff.

Drawings

FIG. 1 is a schematic view of a vehicle tire safety inflation apparatus.

Wherein: the device comprises an air inlet joint-1, a pressure sensor-2 and an electromagnetic valve-3; 4, a live mother; a pneumatic needle dismounting rod-5; handle-6, spring-7, shell-8, fastener-9 and air needle-10

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following operational examples are illustrated in detail with reference to the accompanying drawings:

tire safety inflation device, its characterized in that: comprises an air inlet joint 1, a pressure sensor 2 and an electromagnetic valve 3; 4, a live mother; a pneumatic needle dismounting rod 5; a handle 6, a spring 7, a shell 8, a buckle 9 and an air needle 10;

the pressure sensor 2 is used for measuring the inflation pressure value, the electromagnetic valve 3 can control the on-off of the inflation process, the electromagnetic valve 3 and the pressure sensor 2 are combined to form a pressure control device, and when the pressure reaches the set pressure of the pressure sensor 2, the pressure sensor 2 can control the electromagnetic valve 3 to close the air inlet pipeline.

The air needle dismounting and mounting rod 5 is detachably fixed with an air needle and can control the air needle to move up and down; when the air pin attaching/detaching lever 5 is pressed down, the tire enters an inflated state, and when the air pin attaching/detaching lever 5 is lifted up, the tire finishes the inflated state.

A buckle 9 is arranged in the shell 8, when the air needle dismounting rod 5 is pressed down, the buckle 9 is automatically blocked, so that the air needle dismounting rod 5 cannot rebound, when the electromagnetic valve 3 works, the buckle 9 automatically springs open, and the air needle can rebound;

the handle 6 is arranged at the top of the air needle dismounting rod 5, the spring 7 is arranged between the handle 6 and the shell 8, and the air needle dismounting rod 5 can quickly rebound under the action of the spring 7 after the buckle is loosened so as to reduce the pressure reduction of the tire;

the movable nut 4 is used for being connected with a tire valve to fix the device on the valve.

The buckle 9 can be replaced by a pin shaft or a thread to control the fixed state of the air needle dismounting and mounting rod 5.

The specific using method comprises the following steps:

in a first step, the device nut 4 is mounted on the valve of the tyre to be inflated.

Second, the sensor pressure 2 is adjusted to set the tire inflation pressure.

And thirdly, connecting the inflation tube to the air inlet joint 1.

And fourthly, pressing down the handle 6 to push the air needle dismounting and mounting rod 5 to move downwards, so that the air needle head is clamped in the buckle 9, and the inflating valve enters an inflating state.

And sixthly, after the inflation pressure reaches the set pressure, the pressure sensor 2 controls the electromagnetic valve 3 to automatically close the air inlet pipeline, meanwhile, the buckle is opened, the air needle dismounting and mounting rod 5 rebounds rapidly under the action of the spring 7, and the inflating state of the inflating valve is closed.

And seventhly, loosening the movable nut 4 and finishing inflation.

The invention adopts a closed air needle dismantling and fastening structure, and adds the combination of the electromagnetic valve and the pressure sensor, thereby avoiding the defects and realizing safe inflation production. The invention has the advantages that the dismounting and the installation of the air needle are carried out in the closed structure, and the operation is simple. The inflation pressure can be set according to the requirements of the tire, the electromagnetic valve automatically shuts off the air inlet channel after the pressure is reached, overpressure is effectively prevented, no pressure is released in the inflation process, and the tire inflation system is energy-saving and environment-friendly.

The terminology used in the description presented herein is for the purpose of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.