Tire gauge with rotary valve joint
Technical field:
The utility model relates to the tire pressure measurement technical field of tools, relates in particular to the tire gauge with rotary valve joint.
Background technology:
Air pressure is the gate of vitality of tire, can not be too high and low excessively.Cross when low when air pressure, the distortion of carcass increases, and breach appears in sidewall easily, produce simultaneously and subdue motion, cause excessively giving birth to heat, impel ageing of rubber, the casing ply fatigue and the cord of tire are fractureed, and air pressure is crossed the low tire-contact area that also can make and is increased the wearing and tearing of acceleration tire shoulder; When air pressure is too high, can make the cord of tire be subjected to excessive extension distortion, carcass tension descends, the load that automobile is subjected under steam increases, then be easy to generate implosion and explosion as impact, air pressure is too high simultaneously also can quicken the crown wearing and tearing, and the anti-performance of rolling is descended.Therefore, air pressure is too high and spend the low serviceable life that all can shorten tire, influences the safe application performance of vehicle.Tire gauge is the instrument of measured automobiles tire pressure, usually, can measure the air pressure of tire exactly, provide technical support for monitoring tire pressure and inflation of tire with the design of tyre inflater one, can effectively improve the serviceable life of tire, guarantee the safe application performance of vehicle.
In the prior art, tire gauge commonly used has two kinds of mechanical type pointer tire gauge and electronic type tire gauges.As Granted publication number is " CN 2862002Y ", Granted publication day is the portable tire gauge that the Chinese utility model patent on January 24th, 2007 discloses a kind of electronic type, it comprises shell, is fixed in circuit board and pressure sensing head in this shell, shell is provided with LCDs, the pressure sensing head comprises the admission piece that stretches out from the shell front end, fixing admission piece rear end and be located at pressure inductor in the shell, be connected by flexible circuit board between pressure inductor and the circuit board, fixing and detachable between admission piece and the pressure inductor by a plurality of screws.This tire gauge, fixedly connected between its valve joint and the tire gauge body, in actual use, the position of the valve inside of its tire of back can be different because automobile stops at every turn, behind the valve joint insertion valve inside with tire gauge, the display screen of tire gauge may the dead angle occur because of the position of valve inside, brings difficulty for the reading of atmospheric pressure value.
The utility model content:
The purpose of this utility model is at the deficiencies in the prior art, a kind of tire gauge with rotary valve joint is provided, no matter the valve inside of tire is in any position, behind the valve joint insertion valve inside with tire gauge, the display screen of tire gauge all the dead angle can not occur, brings convenience for the reading of atmospheric pressure value.
For achieving the above object, the utility model is achieved through the following technical solutions:
Tire gauge with rotary valve joint, it comprises tire gauge body and valve joint, described valve joint rotatably is movably connected on the tire gauge body, the valve joint offers annular groove in the relevant position that flexibly connects, the tire gauge body is provided with the bulge loop with the annular groove coupling in the relevant position that flexibly connects, the bulge loop of tire gauge body embeds in the annular groove of valve joint.
This tire gauge also comprises the valve adapter, and valve is taken over and is built in described valve joint, and the end that valve is taken over rotatably is movably connected on the tire gauge body.
Described valve is taken over an end that flexibly connects with the tire gauge body and is provided with O-ring seal.
Described valve joint is provided with illuminating lamp.
This tire gauge also comprises the illumination energising device that is electrically connected with illuminating lamp, and illumination energising device rotatably is built in described tire gauge body, and illumination energising device and valve joint are affixed.
Described illumination energising device comprises ring rotation seat, negative plate and the positive plate that rotatably is built in the tire gauge body, and ring rotation seat and valve joint are affixed, and negative plate and positive plate are fixed in ring rotation seat lateral surface; Described tire gauge body also is built-in with negative pole annular contact chip and the anodal annular contact chip that is used to connect power supply, negative pole annular contact chip and anodal annular contact chip are arranged at the inside of ring rotation seat, described negative plate and negative pole annular contact chip touch, positive plate and anodal annular contact chip touch, and negative plate and positive plate are electrically connected with illuminating lamp.
Described ring rotation seat is provided with affixed post, and affixed post inserts described valve joint.
Be the angle setting between described valve joint and the tire gauge body.
This tire pressure is counted the electronic type tire gauge.
This tire pressure is counted mechanical type pointer tire gauge.
The utility model beneficial effect is:
Tire gauge with rotary valve joint described in the utility model, its valve joint rotatably is movably connected on the tire gauge body, the valve joint offers annular groove in the relevant position that flexibly connects, the tire gauge body is provided with the bulge loop with the annular groove coupling in the relevant position that flexibly connects, the bulge loop of tire gauge body embeds in the annular groove of valve joint; Adopt the tire gauge of said structure, annular groove and bulge loop form rotational structure, make and can rotate arbitrarily between valve joint and the tire gauge body.During use, can be after the valve joint of tire gauge be inserted the valve inside of tire, rotation tire gauge body makes the user can carry out the reading of atmospheric pressure value easily to the display screen of tire gauge; The also angle that can rotate the valve joint according to the residing position of the valve inside of tire is in advance inserted the valve joint of tire gauge the valve inside of tire again, makes the user can carry out the reading of atmospheric pressure value easily to the display screen of tire gauge.Therefore, the tire gauge with rotary valve joint described in the utility model, no matter the valve inside of tire is in any position, the valve joint of tire gauge is inserted valve inside after, the display screen of tire gauge all the dead angle can not occur, brings convenience for the reading of atmospheric pressure value.In addition, the tire gauge with rotary valve joint described in the utility model, its valve joint is provided with illuminating lamp, and illuminating lamp can rotate with the valve joint, can throw light on when using tire gauge night, makes tire gauge have more hommization.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation at another visual angle of the utility model;
Fig. 3 is a decomposition texture synoptic diagram of the present utility model;
Fig. 4 removes decomposition texture synoptic diagram behind the tire gauge body for the utility model;
Fig. 5 is a valve joint design synoptic diagram of the present utility model.
Embodiment:
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment one, extremely shown in Figure 5 as Fig. 1, described tire pressure with rotary valve joint is counted the electronic type tire gauge, it comprises tire gauge body 1 and valve joint 2, tire gauge body 1 is provided with digital display screen 6, valve joint 2 rotatably is movably connected on tire gauge body 1, valve joint 2 offers annular groove 20 in the relevant position that flexibly connects, tire gauge body 1 is provided with the bulge loop with annular groove 20 couplings in the relevant position that flexibly connects, the bulge loop of tire gauge body 1 embeds in the annular groove 20 of valve joint 2.The tire gauge of said structure, annular groove 20 and bulge loop form rotational structure, make and can rotate arbitrarily between valve joint 2 and the tire gauge body 1.
As preferred implementation, present embodiment one described tire gauge with rotary valve joint also comprises valve adapter 4, valve is taken over 4 and is built in described valve joint 2, and an end of valve adapter 4 rotatably is movably connected on tire gauge body 1, and this structure makes that valve adapter 4 can be with 2 rotations of valve joint.When valve joint 2 inserted the valve inside of tire, valve was taken over 4 and is communicated with inside tires and tire gauge body 1 inside, and tire gauge just can detect the atmospheric pressure value of tire, and valve adapter 4 can bring convenience for the reading of atmospheric pressure value with 2 rotations of valve joint.Further, valve adapter 4 is provided with O-ring seal 41 with the end that tire gauge body 1 flexibly connects, and O-ring seal 41 can effectively prevent the gas leak in the tire.
As preferred implementation, present embodiment one described valve joint 2 is provided with illuminating lamp 3, illuminating lamp 3 and the design of valve joint 2 integral types, and illuminating lamp 3 can be with 2 rotations of valve joint, can throw light on when use tire gauge night, make tire gauge have more hommization.
Further, present embodiment one described tire gauge with rotary valve joint also comprises the illumination energising device 5 that is electrically connected with illuminating lamp 3, illumination energising device 5 rotatably is built in described tire gauge body 1, and illumination energising device 5 is affixed with valve joint 2.As preferred implementation, illumination energising device 5 comprises ring rotation seat 50, negative plate 51 and the positive plate 53 that rotatably is built in tire gauge body 1, ring rotation seat 50 is affixed with valve joint 2, and negative plate 51 and positive plate 53 are fixed in ring rotation seat 50 lateral surfaces; Described tire gauge body 1 also is built-in with negative pole annular contact chip 52 and the anodal annular contact chip 54 that is used to connect power supply, negative pole annular contact chip 52 and anodal annular contact chip 54 are arranged at the inside of ring rotation seat 50, described negative plate 51 touches with negative pole annular contact chip 52, positive plate 53 touches with anodal annular contact chip 54, and negative plate 51 and positive plate 53 are electrically connected with illuminating lamp 3.Wherein, the built-in structure between ring rotation seat 50 and the valve joint 2 is, ring rotation seat 50 is provided with affixed post 501, and the affixed post 501 of ring rotation seat 50 inserts valve joints 2, guarantees that ring rotation seat 50 can be with 2 rotations of valve joint.
The principle of work of illuminating lamp 3 and illumination energising device 5 is: after the power supply energising, negative pole annular contact chip 52, negative plate 51, illuminating lamp 3, positive plate 53 are connected power supply and form power circuit with anodal annular contact chip 54, and illuminating lamp 3 lights; When rotation valve joint 2, illuminating lamp 3, negative plate 51, positive plate 53 and ring rotation seat 50 are with 2 rotations of valve joint, in the rotary course, negative plate 51 remains with negative pole annular contact chip 52 and touches, same, positive plate 53 also remains with anodal annular contact chip 54 and touches, and makes power circuit be in "on" position always, guarantees that illuminating lamp 3 all can provide illumination when valve joint 2 rotates arbitrarily.
As preferred implementation, present embodiment one described tire gauge with rotary valve joint, be the angle setting between its valve joint 2 and the tire gauge body 1, adopt this structure can easily valve joint 2 be inserted the valve inside of tire, also can reduce the interference between tire gauge and the tire simultaneously.Certainly, also can be straight formula setting between valve joint 2 and the tire gauge body 1.
Present embodiment one described tire gauge with rotary valve joint, its using method is: during use, after can inserting the valve inside of tire at valve joint 2 with tire gauge, rotation tire gauge body 1 makes the user can carry out the reading of atmospheric pressure value easily to the digital display screen 6 of tire gauge; The also angle that can rotate valve joint 2 according to the residing position of the valve inside of tire is in advance inserted the valve joint 2 of tire gauge the valve inside of tires again, makes the user can carry out the reading of atmospheric pressure value easily to the digital display screen 6 of tire gauge.Therefore, tire gauge with rotary valve joint described in the utility model, no matter the valve inside of tire is in any position, the valve joint 2 of tire gauge is inserted valve insides after, the digital display screen 6 of tire gauge all the dead angle can not occur, brings convenience for the reading of atmospheric pressure value.
Embodiment two, are that with the difference of embodiment one present embodiment two described tire pressures with rotary valve joint are counted mechanical type pointer tire gauge, and its tire gauge body 1 is provided with the display screen of being made up of pointer and scale.The valve joint 2 of present embodiment two is all identical with embodiment one with using method with the principle of work of illuminating lamp 3, no longer is repeated in this description at this.
The above only is preferred embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.