CN2200061Y - Inflater with pressure gage - Google Patents

Abstract

The utility model relates to an inflator with pressure gage, comprising a grab handle, a piston rod, an outer cylinder, and an outlet pipe. The side of the outlet pipe forms a perforating inclined through rod. The top end of the through rod is provided with a pressure gauge, the operator can know the position of the pointer of the pressure meter at any time by the design, and a design with practicality is provided.

Description

Inflater with pressure gage

The utility model relates to a kind of manometric pump that has, and refers to a kind of manometric pump that is more conducive to watch especially.

The pump mode of inflating of Regular Bicycle can be divided into various ways such as hand-operated, foot-operated and electric pneumatic type, and illustrate with the mode of operation of hand-operated pump, it is to be provided with the air-supply seat in cylindrical shell, by reciprocal compacting, make gas via check valve, delivery pipe, reach in the tire via valve again, use and replenish gas not enough in the tire.No matter yet the pump of hand-operated, foot-operated or electric pneumatic type, because of volume is big, weight is heavier, so be only applicable to particular place usually, as in the family, in the car shop, if after in way by bike, repairing, when needing to supply gas in the tire, understand cause because of no pump by pump because of having a flat tire or blowing out, need push away car and seek the car shop, and cause considerable trouble.Especially now very popular travelling on bike if in the countryside this situation takes place, more can be caused many puzzlements.

Therefore, the someone designs a kind of simple type pump that is fixed on the bicycle and carries with car, and the structure of this kind pump is very simplified, and can be equipped in skeleton or other appropriate locations of bicycle, so possess in light weight, portative effect.And after the pump of this kind pattern releases, be subjected to liking and accepting of the bicycle person of riding, but blemish in an otherwise perfect thing is that the pump of this kind pattern is not provided with pressure gauge.Stop so in the process of inflating, take, push tire and surmise tire pressure whether enough after, proceed the work of inflating again, only not only there is the puzzlement of troublesome poeration in this, and because of each person's of riding right-falling stroke pressure difference, whether the pressure that can not understand really in the tire has reached arm's length standard.So there is the people on the cylindrical shell of pump, to add a pressure gauge again at this problem, this pressure gauge directly is connected the outer pipe place in pump, when inflating, can be by the state that presents on the pressure gauge, learn the amount of gas pressure in the present tire, when amount of gas pressure reaches standard, can stop to inflate, so can make the pressure in the tire meet standard, and not have under-inflation or excessive situation.

But aforementioned pump does not have the design of hommization, and when operation, still can cause puzzlement, this is that the air outlet because of existing pump is to be arranged at the vertical 90 degree places of port, make the air outlet directly be equipped in the suction port place of tire, but the pressure gauge horizontal pendulum places the outer pipe place, when operation, need to overlook the position that just can see pointer place in the pressure gauge clearly slightly forward, trouble and not only if air outlet and tire air inlet are offset, promptly contraposition again again postpones the time of inflating more.

Main purpose of the present utility model is: a kind of manometric pump that has is provided, this pump is in the outer pipe place, the oblique through rod that extends a band positioning disk, pressure gauge promptly is fixedly arranged on the positioning disk, during operation, manometric surface can make the operator can learn the pressure condition of tire at that time at any time in inflating towards the operator.

Another main purpose of the present utility model is: a kind of manometric pump that has is provided, it is to be connected a flexible pipe at the place, air outlet of outer pipe, and the flexible pipe the other end is the valve joint, even mobile situation is arranged when design makes operation by this, the relative position at joint and tire air inlet place is changed, use the effect that reaches more convenient operation.

The utility model proposes a kind of manometric pump that has, it includes lever, piston rod, urceolus and outer pipe, outer pipe is a tight fit in the bottom of urceolus, its inside is provided with check valve, this pump is to utilize lever to drive the piston seat reciprocating action of piston rod and piston rod bottom and produce pressurized gas and discharge from the outer pipe place, and the side at outer pipe is provided with pressure gauge in addition; And the outer pipe bottom is the ladder hole shape, and side forms towards the through rod of the perforation of the oblique extension of lever direction, and pressure gauge is fixedly arranged on the positioning disk place on through rod top.

And at described a kind of manometric pump that has, described outer pipe can join by a flexible pipe and valve joint.

Further specify structure characteristic of the present utility model and purpose below in conjunction with accompanying drawing.

Brief Description Of Drawings:

Fig. 1 is the schematic appearance of the utility model pump.

Fig. 2 is the generalized section of the utility model pump.

Fig. 3 is the schematic appearance of the utility model pump outer pipe.

Fig. 4 is the practical operation generalized section of the utility model pump.

Fig. 5 is the enforcement schematic representation of the utility model pump.

Please cooperate referring to Figure 1 and Figure 2, pump of the present utility model is made up of lever 10, piston rod 20, urceolus 30 and outer pipe 40, because of the assembling mode between each member identical with assembling mode between each member of existing pump, so do not give unnecessary details at this, relativeness between each member only be described at this.Lever 10 is cap shape form, its inside is formed with outstanding flange 11, flange 11 inside have tapped hole 12, one end of piston rod 20 is the threaded body 21 that matches and lock with tapped hole 12, its the other end then is provided with piston seat 22, piston seat 22 has a packing ring 23, and packing ring 23 peripheries are the taper design.Urceolus 30 is a hollow tube-shape, and its top blocking tightens covers 31, but covers 31 and make piston rod 20 straight lines up and down reciprocatingly move by tightening, and the lower end of urceolus 30 and outer pipe 40 closely cooperate into a single integrated structure.

The structural form of outer pipe 40 is the utility model initiative, please cooperate referring to Fig. 2 and shown in Figure 3.Connecting base 41 bottoms of outer pipe 40 are shoulder hole 42, itself and shoulder hole 42 joining places then are arranged with a check valve 50, this check valve 50 has a location piece 51, the middle part of location piece 51 cooperates with a push rod 52,42 of push rod 52 and bottom shoulder holes are provided with a spring 53, by the thrust of spring 53, make the top system face 521 of push rod 52 be close to the rear portion of location piece 51, shoulder hole 42 bottoms are metal joining rod 43, and joining rod 43 inside are formed with tapped hole.Be provided with the through rod 44 of an oblique extension at shoulder hole 42 sides, through rod 44 is towards lever 10 places, through rod 44 tops are provided with positioning disk 45, pressure gauge 46 can be fastened in the positioning disk 45, because of through rod 44 and shoulder hole 42 are to connect mutually, so outer pipe 40 pressure inside are identical with through rod 44 pressure inside.

Be provided with linking flexible pipe 60 in joining rod 43 places, the end in addition of flexible pipe 60 then is a valve joint 61, and valve joint 61 can be clamped on the valve place of bicycle tyre; Please referring to shown in Figure 5, during operation, can be with the air outlet place of valve joint 61 mounting boards in tire 70 valves, then, grip urceolus 30 on the other hand, another is held and is held handle 10, when lever 10 up draws piston rod 20, please referring to shown in Figure 4, can make air cover 31 and the gap location of 20 in piston rod and entering in the urceolus 30 via tightening, and packing ring 23 pushed open, and enter between piston seat 22 and the check valve 50, when making piston seat 22 when promoting lever 10 toward the motion of check valve 50 directions, be the packing ring 23 of expanding shape and be about to air compression, compressed gas promotes push rod 52, and enters shoulder hole 42 places of outer pipe 40, again via flexible pipe 60, valve joint 61 enters in the tire.So by the reciprocating action of lever 10 and piston rod 20, air can be squeezed in the tire, and when inflating, pressure gauge 46 is identical with the air pressure in the tire, so can be learnt the pressure of tire by pressure gauge 46, makes tyre inner pressure reach reference value.

The difference of the utility model and existing structure maximum, be the design at outer pipe place, the oblique pressure gauge that sets firmly of outer pipe side is towards grip, so when operation, the operator can directly obviously see the position at pointer place on the pressure gauge clearly, therefore not only can accurately control the pressure of inside tires, and operation is very easy, can not cause any puzzlement; By the linking of flexible pipe,, can not make to produce skew between valve joint and air outlet in addition yet, can make the operator, finish the work of inflating rapidly not having under the situation of misgivings even if the operator is moved or displacement when operation.

Claims (2)

1, a kind of have a manometric pump, include lever, piston rod, urceolus and outer pipe, outer pipe is a tight fit in the bottom of urceolus, its inside is provided with check valve, this pump is to utilize lever to drive the piston seat reciprocating action of piston rod and piston rod bottom and produce pressurized gas and discharge from the outer pipe place, and the side at outer pipe is provided with pressure gauge in addition; It is characterized in that: the outer pipe bottom is the ladder hole shape, and side forms towards the through rod of the perforation of the oblique extension of lever direction, and pressure gauge is fixedly arranged on the positioning disk place on through rod top.

2, a kind of manometric pump that has as claimed in claim 1 is characterized in that described outer pipe joins by a flexible pipe and valve joint.

Images