Portable tire liquefied gas quantitative inflation control equipment

Abstract

The utility model relates to portable tire liquefied gas quantitative inflation control equipment, which belongs to the technical field of tire inflation and comprises a control component and a bearing component. The control assembly comprises a gas storage tank base and a mounting seat, a gear motor is mounted between the gas storage tank base and the mounting seat, a cam is mounted on an output shaft of the gear motor, an ejector rod is matched with the outer side of the cam, and a limiting contact switch is arranged on the upper side of the ejector rod; the bearing assembly comprises a main body panel and a main body bottom plate. According to the principle that the mass of gas in a liquid state and a gas state is not changed, the portable tire liquefied gas quantitative inflation control equipment performs quantitative inflation according to the mass of the gas, and compared with a common compression inflation pump which can only compress the gas state for inflation, the portable tire liquefied gas quantitative inflation control equipment has the advantages that more choices can be provided for inflated gas; therefore, the automobile tire has more accurate pressure support and better tire protection, and the larger performance of the tire is exerted.

Description

TECHNICAL FIELD

[0001] The utility model relates to tire inflation technical field, concretely is a kind of portable tire liquefied gas quantitative inflation control equipment. BACKGROUND

[0002] Automobile tire is directly contacted with road surface, and the friction force generated by pattern block and road surface is used to complete the driving, braking, steering and other operations of automobile, and the tire and automobile suspension jointly mitigate the impact received during driving, to ensure the good ride comfort and smoothness of automobile, meanwhile, the tire also bears the weight of automobile, to ensure that vehicle remains stable during driving.

[0003] In order to ensure the normal use and prolong the service life of automobile tire, regular maintenance is needed, and proper tire pressure can reduce tire wear and improve fuel economy, and too low pressure will make tire body deformation increase and accelerate tire shoulder wear, and too high pressure will make tire cord overstretch and deform, and easily produce internal crack and burst.

[0004] The performance of automobile is higher and higher, and ordinary air cannot meet the demand of high-performance automobile for tire filling, and the ordinary inflation pump can only compress air into tire through piston, and ordinary air contains oxygen, which can oxidize tire and cause the risk of tire burst when the pressure in tire increases, therefore, stable liquefied compressed gas can replace air to better protect tire, but there is no device that can accurately control the filling amount of liquefied compressed gas into tire, so a portable tire liquefied gas quantitative inflation control equipment is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of prior art, the utility model provides a portable tire liquefied gas quantitative inflation control equipment, which can accurately control the filling amount of liquefied compressed gas based on the mass of gas, so that the liquefied gas filled can accurately gasify into the required pressure value in tire, to solve the problem that there is no device that can accurately control the filling amount of liquefied compressed gas into tire.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a portable tire liquefied gas quantitative inflation control equipment, comprising a control assembly and a bearing assembly.

[0007] The control assembly comprises a gas storage tank base and a mounting seat, a speed reducer motor is installed between the gas storage tank base and the mounting seat, a cam is installed on the output shaft of the speed reducer motor, a top rod is matched with the outside of the cam, and a limit contact switch is arranged on the upper side of the top rod.

[0008] The bearing assembly comprises a main body panel and a main body bottom plate, and a high-precision pressure sensor and an integrated control circuit board are respectively installed on the top of the main body bottom plate.

[0009] Further, the gas tank base and the mounting seat are installed in cooperation with each other, and the main body panel and the main body bottom plate are installed in cooperation with each other.

[0010] Further, a motor fixing seat is fixedly installed on the mounting seat, and the speed reducer motor is arranged on the inner side of the motor fixing seat.

[0011] Further, the numerical value setting knob and the display panel are both extended to the outer surface of the main body panel.

[0012] Further, the outer surface of the main body panel is provided with a panel sticker corresponding to the display panel.

[0013] Further, a battery pack is installed on the main body bottom plate, the battery pack is four AAA batteries, and a battery box cover is arranged on the outer side of the battery pack.

[0014] Further, a Type-C power supply port is further arranged on one side of the main body bottom plate.

[0015] Compared with the prior art, the portable tire liquefied gas quantitative inflation control equipment has the following beneficial effects:

[0016] The portable tire liquefied gas quantitative inflation control equipment, according to the principle that the mass of gas does not change in liquid state and gaseous state, quantitatively inflates according to the mass of gas, and compared with an ordinary compression inflation pump which can only compress gaseous air for inflation, the equipment can select more gas for inflation, so that the automobile tire has more accurate pressure support and better tire protection and greater performance of the tire. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structural exploded view of the utility model;

[0018] Fig. 2 It is a structural view of the liquefied gas tank of the utility model.

[0019] In the figure: 1, gas tank base; 2, motor fixing seat; 3, speed reducer motor; 4, cam; 5, mounting seat; 6, limit contact switch; 7, top rod; 8, main body panel; 9, high-precision pressure sensor; 10, integrated control circuit board; 11, numerical value setting knob; 12, display panel; 13, panel sticker; 14, main body bottom plate; 15, battery box cover; 16, Type-C power supply port; 17, liquefied gas tank. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figs. 1-2 The portable tire liquefied gas quantitative inflation control equipment in the embodiment comprises a control assembly and a bearing assembly.

[0022] In the embodiment, the control assembly comprises a gas tank base 1 and a mounting seat 5, the gas tank base 1 and the mounting seat 5 are installed in cooperation with each other, a speed reducer 3 is installed between the gas tank base 1 and the mounting seat 5, a cam 4 is installed on the output shaft of the speed reducer 3, a top rod 7 is matched with the outer side of the cam 4, and a limit contact switch 6 is arranged on the upper side of the top rod 7.

[0023] The mounting seat 5 is fixedly provided with a motor fixing seat 2, and the speed reducer 3 is arranged on the inner side of the motor fixing seat 2.

[0024] In the embodiment, the bearing assembly comprises a main body panel 8 and a main body bottom plate 14, the main body panel 8 and the main body bottom plate 14 are installed in cooperation with each other, the top of the main body bottom plate 14 is respectively provided with a high-precision pressure sensor 9 and an integrated control circuit board 10, and the integrated control circuit board 10 is respectively provided with a numerical setting knob 11 and a display panel 12.

[0025] The numerical setting knob 11 and the display panel 12 both extend to the outer surface of the main body panel 8, and meanwhile, the outer surface of the main body panel 8 is provided with a panel sticker 13 corresponding to the display panel 12, and the display panel 12 is further provided with a start button and a stop button connected with the integrated control circuit board 10, and the panel sticker 13 is respectively provided with an "OK" mark and an "ESC" mark, and the two marks correspond to the start button and the stop button respectively.

[0026] It should be noted that the main body bottom plate 14 is provided with a battery pack, the battery pack is four AAA batteries, the outer side of the battery pack is provided with a battery box cover 15, and in addition, one side of the main body bottom plate 14 is further provided with a Type-C power supply port 16, in the use process, the battery pack can be used for power supply, and the Type-C power supply port 16 can be used for power supply through the 5v power supply and the Type-C line.

[0027] Wherein, the formula of the gas mass required for different tire inflation pressure is: tire pressure increases 0.1bar=0.001*(tire width 2*tire height-width ratio*hub size*2.54 / 10000+tire width 3*tire height-width ratio 2 / 10000000), for calculating the mass of the gas required to be filled into the tire.

[0028] The working principle of the above embodiment is:

[0029] The utility model discloses in using, cooperate liquefied gas storage tank 17 to the tire is filled with gas, through the numerical setting knob 11 setting the gas gram, then press the start button and start the program, the deceleration motor 3 rotation drives the cam 4 rotation, and the cam 4 salient point lifts the jack 7, when the jack 7 reaches the top dead center, and the cam 4 holds the limit contact switch 6 and makes the deceleration motor 3 stop rotating and keeps the jack 7 at the top dead center, and continuously pushes the valve on the liquefied gas storage tank 17 and starts to fill gas, and the high-precision pressure sensor 9 measures the gas gram reduction in the liquefied gas storage tank 17, when the gas gram reduction in the liquefied gas storage tank 17 reaches the preset value during the filling process, then the deceleration motor 3 reverses through the cam 4 and retreats the jack 7 to the lower dead point, and the cylinder valve is closed, and the filling is stopped, and during the process, the filling can be manually stopped by pressing the stop button and resetting the new filling value with the knob, and the filling can be continued by pressing the start button.

[0030] The mounting mode, connection mode or setting mode disclosed in the embodiment are all common mechanical modes, as long as the beneficial effects can be achieved, and in addition, the electric elements appearing in the text are all electrically connected with the master controller and the power supply, the master controller is a conventional known device, and the existing disclosed power connection technology also belongs to the public knowledge in the art, therefore, the specific structure composition and working principle will not be described too much.

[0031] It should be noted that, in this paper, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the application and simplifying the description, and is not indicative or implied that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation on the application.

[0032] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.

[0033] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims

1. A portable tire LPG inflation control device characterized by: The control assembly and the bearing assembly are included; The control assembly includes a gas tank base (1) and a mounting seat (5), a speed reducer (3) is installed between the gas tank base (1) and the mounting seat (5), a cam (4) is installed on the output shaft of the speed reducer (3), a top rod (7) is matched with the outer side of the cam (4), and a limit contact switch (6) is arranged on the upper side of the top rod (7); The bearing assembly includes a main body panel (8) and a main body bottom plate (14), a high-precision pressure sensor (9) and an integrated control circuit board (10) are respectively installed on the top of the main body bottom plate (14), and a numerical setting knob (11) and a display panel (12) are respectively installed on the integrated control circuit board (10).

2. A portable tire LPG inflation control device according to claim 1, wherein: The gas tank base (1) and the mounting seat (5) are installed in cooperation with each other, and the main body panel (8) and the main body bottom plate (14) are installed in cooperation with each other.

3. The portable tire LPG inflation control apparatus of claim 1, wherein: A motor fixing seat (2) is fixedly installed on the mounting seat (5), and the speed reducer (3) is arranged on the inner side of the motor fixing seat (2).

4. The portable tire LPG inflation control apparatus of claim 1 wherein: The numerical setting knob (11) and the display panel (12) both extend to the outer surface of the main body panel (8).

5. The portable tire LPG inflation control apparatus of claim 1 wherein: The outer surface of the main body panel (8) is provided with a panel sticker (13) corresponding to the display panel (12).

6. The portable tire LPG inflation control apparatus of claim 1 wherein: A battery pack is installed on the main body bottom plate (14), the battery pack is four AAA batteries, and a battery box cover (15) is arranged on the outer side of the battery pack.

7. The portable tire LPG inflation control apparatus of claim 1 wherein: A Type-C power supply port (16) is further arranged on one side of the main body bottom plate (14).

Images