CN2554384Y

CN2554384Y - Improved inflator structure

Info

Publication number: CN2554384Y
Application number: CN 02237609
Authority: CN
Inventors: 吴树木
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-06-20
Filing date: 2002-06-20
Publication date: 2003-06-04
Anticipated expiration: 2012-06-20

Abstract

The utility model provides an improved inflator structure, comprising a base. A clamp part provided with an air-channel is arranged on the base, and the clamp part is used for containing a pressure meter to measure the air pressure value in the air channel. And a through-hole is arranged on the pre-set position of the base and is communicated with the air channel. And the utility model comprises a cylinder which provided with a first end and a second end, and a piston rod on which a piston is arranged is arranged at the first end of the cylinder, and a radial reciprocating displacement can happen between the cylinder and the piston rod provided with the piston. The utility model also comprises a connecting part which is sealed in the second end of the cylinder and is arranged on the base, and also comprises a positioning part in which an air channel is arranged and the air channel is communicated with the air channel of the base. And the positioning part is threaded through the through-hole of the base for arrangement, and can position the cylinder and the connecting part to the base and the air in the cylinder can be vented from the air channel of the positioning part. The utility model overcomes the known technical defects, the assembling becomes quicker and more stable and manufacturing cost can be largely saved.

Description

A kind of improved inflator structure

Technical field

The utility model relates to a kind of pump, especially a kind of improved inflator structure.

Background technique

The Taiwan patent announcement is for No. 446070 " the erect type pump of inside and outside double hose ", the screw thread of its bottom of pipe mat in it and spiral shell is located on the base, its bottom is provided with at least one air flue that is communicated to outer circumferential face in pipe, and respectively this air flue part outside passing pipe forms a recess, this recess is by outer circumferential face toward the interior narrow gradually shape that contracts, its outer tube sleeve is located at outside this interior pipe, form the gap between the outer circumferential face of inner wall surface thereof and this interior pipe, this outer tube proximal portion has the pore of a through tube wall, its gas manometer assembly comprises a housing, be located at this outer tube top, have a runner that is communicated with this outer tube pore in it, but an and sensing and show the barometer of this runner internal air pressure.The sheathed separately outer tube of pipe external demand in it, and the outer circumferential face of pipe and the internal face of outer tube form a gap in the mat, and this gap is in interior, two ends need mat O type ring seal at the bottom of the top of outer tube, gas in the gap is flowed in the runner of gas manometer assembly, be connected in the soft air-guide pipe of gas manometer assembly by an end again and flow out, the stroke of gas is equivalent to 2 times interior length of tube, and the various member of its complexity, the cost expenditure that certainly will will significantly increase the degree of difficulty in the assembling processing and make, also improved the rate of fault of product relatively, the many disadvantages that this known configurations exists has in fact and is researched and developed the necessity that improves.

In view of this, the design artificially solves this problem, be that resolution is with its many years of experience of being engaged in the pump design, making and research and develop, expect the structure that can create a practicality, finally well-designedly after repeatedly exploitation improvement go out the utility model, it can overcome the many disadvantages that above-mentioned known technology exists fully, has progressive.

Summary of the invention

The technical problems to be solved in the utility model is: a kind of improved pump is provided, especially so a kind of inflator structure, it can directly be inserted in second end of cylinder the joint of base, again bounding means is arranged in the perforation of the perforation and the joint of cylinder, thereby make cylinder be subjected to the spacing of bounding means and can't break away from joint in base, can easily cylinder be incorporated into base, by easy clamping structure, can make assembling more quick and firm, and card division integrally formed on the base can be ccontaining for pressure gauge, and integrally formed air flue can make in the interior gas inflow pressure table of air flue in the card division, and can measure the force value of gas, it is ccontaining for pressure gauge to set up other member again, can significantly save manufacture cost.

Technical solution of the present utility model is: a kind of improved inflator structure comprises: a base, and this base is provided with a junction, and this joint is provided with an air flue; One cylinder, this cylinder have first end and second end, and first end of this cylinder is provided with the piston rod of a tool piston, and the piston rod of this tool piston can produce axial shift reciprocately with cylinder, and second end of this cylinder is inserted in the joint of base; One bounding means is provided with an air flue in this bounding means, this bounding means is arranged in the joint of base, cylinder can be limited in base, and the gas in the cylinder is by discharging in the air flue.

Aforesaid a kind of improved inflator structure, this base vertically is provided with an air flue, and is provided with a card division in a side of base with respect to the top of air flue, and this card division is ccontaining for a pressure gauge, and the setting of bottom, mat card division air flue, and air flue is communicated in pressure gauge.

Aforesaid a kind of improved inflator structure, second end of this cylinder laterally is provided with a perforation.

Aforesaid a kind of improved inflator structure, this joint has first end and second end, first end of this joint is arranged with O shape ring, this joint is airtight to be incorporated in second end of cylinder, second end of this joint laterally is provided with a perforation, and the top of this link vertically is provided with an air flue that is communicated in perforation.

Aforesaid a kind of improved inflator structure is provided with the air flue of a tool one-way valve in this bounding means, the suitable place of this bounding means periphery is provided with at least one pore, and this pore is communicated in air flue, and is respectively equipped with O shape ring in the two ends of this pore.

Aforesaid a kind of improved inflator structure, an end of this bounding means is provided with a stopper, and the other end of this bounding means is provided with a screw section.

Aforesaid a kind of improved inflator structure, an end of a flexible pipe is combined with a joint, and this joint is screwed together in the screw section of bounding means, and the end in addition of this flexible pipe is combined with a wind fairing head.

The utility model has the advantages that:

(1) the utility model can directly be inserted in second end of cylinder the joint of base, again bounding means is arranged in the perforation of the perforation and the joint of cylinder, thereby make cylinder be subjected to the spacing of bounding means and can't break away from joint in base, can easily cylinder be incorporated into base, by easy clamping structure, can make assembling more quick and firm.

(2) integrally formed card division can be ccontaining for pressure gauge on the utility model base, and integrally formed air flue can make in the interior gas inflow pressure table of air flue in the card division, and can measure the force value of gas, it is ccontaining for pressure gauge to set up other member again, can significantly save the cost expenditure in the manufacturing.

Description of drawings

Fig. 1 is a three-dimensional combination figure of the present utility model;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is a structure sectional view of the present utility model;

Fig. 4 is the utility model second embodiment's a structure sectional view.

The drawing reference numeral explanation

10, base 11, air flue 12, tank

13, card division 131, air flue 14, pressure gauge

141, pressure gauge 15, perforation 16, pedal

20, cylinder 21, piston rod 22, piston

23, perforation 30, link 31, O shape ring

32, perforation 33, air flue 40, bounding means

41, air flue 42, pore 43, pore

44, O shape ring 45, O shape ring 46, stopper

47, screw section 50, flexible pipe 51, joint

52, wind fairing head 30 ', link 31 ', O shape ring

32 ', perforation 33 ', air flue

Embodiment

The technology that relevant the utility model adopted, means and effect thereof, lift a preferred embodiment and conjunction with figs. now and describe in detail as the back:

Seeing also Fig. 1～Fig. 4, is the selected a kind of embodiment's of the utility model structure shown in the figure, and this only for the usefulness of explanation, is not subjected to the restriction of this kind structure in patent application.

The utility model provides a kind of improved inflator structure, sees also shown in Figure 2ly, and it includes:

One base 10, this base 10 vertically is provided with an air flue 11 and a tank 12, and be provided with a card division 13 with respect to the top of air flue 11 in a side of base 10, this card division 13 is ccontaining for a pressure gauge 14, and the setting of mat card division 13 bottom air flues 131, make air flue 11 be communicated in pressure gauge 14, screwing togather of this pressure gauge 14 mats one lid 141 and can being limited in the card division 13, the pre-position of this base 10 laterally is provided with a perforation 15, this perforation is communicated in air flue 11 and tank 12, and the two ends of this base 10 are respectively equipped with a pedal 16.

One cylinder 20, this cylinder 20 has first end and second end, and first end of this cylinder 20 is provided with the piston rod 21 of a tool piston 22, and the piston rod 21 of this tool piston 22 can produce axial shift reciprocately relation with cylinder 20, to reach the purpose of injection gas.Second end of this cylinder 20 laterally is provided with a perforation 23.

A connection piece 30, this link 30 has first end and second end, first end of this link 30 is arranged with O shape ring 31, has good air-tightness when making this link 30 be arranged in second end of cylinder 20, second end of this link 30 laterally is provided with a perforation 32, and the top of this link 30 vertically is provided with one and is communicated in perforation 32 air flue 33.

One bounding means 40, be provided with the air flue 41 of a tool one-way valve in this bounding means, the suitable place of these bounding means 40 peripheries is provided with two

pores

42,43, this

pore

42,43 is communicated in air flue 41, and be respectively equipped with O shape ring 44,45 in the two ends of this

pore

42,43, one end of this bounding means 40 is provided with a stopper 46, and the other end of this bounding means 40 is provided with a screw section 47.

One flexible pipe 50, an end of this flexible pipe 50 is combined with a joint 51, and this joint 51 is screwed together in the screw section 47 of bounding means 40, and the end in addition of this flexible pipe 50 is combined with a wind fairing head 52.

See also shown in Figure 3, link 30 can be arranged in second end of cylinder 20, and the perforation 32 that makes these link 30 second ends coincides with the perforation 23 of cylinder 20 second ends, insert again in the tank 12 of base 10, bounding means 40 is arranged in the perforation 15 of base 10, the perforation 23 of cylinder 20 and the perforation 32 of link 30, thereby make cylinder 20 and link 30 be subjected to the spacing of bounding means 40 and can't break away from base 10, and a joint 51 can be screwed together in the screw section 47 of bounding means 40 1 ends, and can limit the perforation 15 that this bounding means 40 can not emerge in base 10.

When user's operated piston bar 20 in cylinder 20 during reciprocating action, compressible gas is discharged in cylinder 20 by the air flue 33 of link 30, because two O type rings of bounding means 40 are airtight for resisting in the perforation 32 of link 30, gas can be entered in the air flue 41 of bounding means 40, and the gas of this big pressure can be pushed the one-way valve in the air flue 41 open, gas can be discharged through joint 51 inflow flexible pipes 50 and by wind fairing head 52, and a part of gas can flow into air flue 11 via pore 43, and through the card division 13 bottoms air flue 131 and in the feed pressure table 14, can record the force value of gas simultaneously.

See also shown in Figure 4ly, be second embodiment of the present utility model, this embodiment is all similar to the above embodiments in many directions, so identical member adopts and previous identical element numbers, as for the associated components of revising, then marks separately.Present embodiment mainly changes part and is joint 30 is integrally formed in the tank 12 of base 10, first end of this joint 30 ' is arranged with O shape ring 31 ', second end of this joint 30 ' laterally is provided with a perforation 32 ', the top of this joint 30 ' vertically is provided with one and is communicated in perforation 32 ' air flue 33 ', second end of cylinder 20 directly can be inserted in the joint 30 ' of base 10, again bounding means 40 is arranged in the perforation 23 of cylinder 20, the perforation 32 ' of joint 30 ', make cylinder 20 be subjected to the spacing of bounding means 40 and can't break away from the joint 30 ' of base 10, can easily cylinder 20 be incorporated into base 10, the effect that it reached is same as the foregoing description fully.

Card division 13 integrally formed on the utility model base 10 can be ccontaining for pressure gauge 14, and integrally formed air flues 131 can make in the gas inflow pressure table 14 in the air flue 11 in the card division 13, and can measure the force value of gas, it is ccontaining for pressure gauge to need not to set up other member again, and can significantly save the cost expenditure in the manufacturing.

According to above-mentioned explanation as can be known, the improved inflator structure that the utility model proposes has more the effect of enhancement really than conventional construction, is one quite to have the structure of industry applications really.

The above person only, it only is preferred embodiment of the present utility model, when can not with the scope implemented of qualification the utility model, so the change of numerical value or displacement of equivalent elements such as, or, all should still belong to the category that the utility model patent contains according to equalization variation and modification that the utility model claim is done.

Claims

1. improved inflator structure is characterized in that:

Comprise:

One base, this base is provided with a junction, and this joint is provided with an air flue;

One cylinder, this cylinder have first end and second end, and first end of this cylinder is provided with the piston rod of a tool piston, and the piston rod of this tool piston can produce axial shift reciprocately with cylinder, and second end of this cylinder is inserted in the joint of base;

One bounding means is provided with an air flue in this bounding means, this bounding means is arranged in the joint of base, cylinder can be limited in base, and the gas in the cylinder is by discharging in the air flue.

2. a kind of improved inflator structure as claimed in claim 1, it is characterized in that: this base vertically is provided with an air flue, and is provided with a card division in a side of base with respect to the top of air flue, and this card division is ccontaining for a pressure gauge, and the setting of bottom, mat card division air flue, air flue is communicated in pressure gauge.

3. a kind of improved inflator structure as claimed in claim 1 is characterized in that: second end of this cylinder laterally is provided with a perforation.

4. a kind of improved inflator structure as claimed in claim 1, it is characterized in that: this joint has first end and second end, first end of this joint is arranged with O shape ring, this joint is airtight to be incorporated in second end of cylinder, second end of this joint laterally is provided with a perforation, and the top of this link vertically is provided with an air flue that is communicated in perforation.

5. a kind of improved inflator structure as claimed in claim 1, it is characterized in that: the air flue that is provided with a tool one-way valve in this bounding means, the suitable place of this bounding means periphery is provided with at least one pore, and this pore is communicated in air flue, and is respectively equipped with O shape ring in the two ends of this pore.

6. a kind of improved inflator structure as claimed in claim 1 is characterized in that: an end of this bounding means is provided with a stopper, and the other end of this bounding means is provided with a screw section.

7. a kind of improved inflator structure as claimed in claim 6 is characterized in that: an end of a flexible pipe is combined with a joint, and this joint is screwed together in the screw section of bounding means, and the end in addition of this flexible pipe is combined with a wind fairing head.