CN104006247B - The U.S. mouth joint of a kind of rotary handle type - Google Patents

The U.S. mouth joint of a kind of rotary handle type Download PDF

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Publication number
CN104006247B
CN104006247B CN201410198811.7A CN201410198811A CN104006247B CN 104006247 B CN104006247 B CN 104006247B CN 201410198811 A CN201410198811 A CN 201410198811A CN 104006247 B CN104006247 B CN 104006247B
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CN
China
Prior art keywords
joint
elastic ring
mouth
movable body
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201410198811.7A
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Chinese (zh)
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CN104006247A (en
Inventor
王桂泉
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Henan University of Science and Technology
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Henan University of Science and Technology
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Publication date
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Priority to CN201410198811.7A priority Critical patent/CN104006247B/en
Publication of CN104006247A publication Critical patent/CN104006247A/en
Application granted granted Critical
Publication of CN104006247B publication Critical patent/CN104006247B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L19/00Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L19/02Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
    • F16L19/0206Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the collar not being integral with the pipe
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K24/00Devices, e.g. valves, for venting or aerating enclosures
    • F16K24/06Devices, e.g. valves, for venting or aerating enclosures for aerating only
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L19/00Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L19/02Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
    • F16L19/0212Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
    • F16L19/0218Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means comprising only sealing rings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L19/00Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L19/02Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
    • F16L19/0237Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member specially adapted for use with attachments, e.g. reduction units, T-pieces, bends or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)

Abstract

The U.S. mouth joint of a kind of rotary handle type, comprise joint body and joint upper cover, the bottom of joint body is provided with the joint body bottom outlet matched with the Valve tip body on tire, elastic ring is provided with successively from bottom to up in the inner chamber of described joint body, movable body and adjustment bolt, active force is evenly applied on the end face of elastic ring by movable body by the Bottom platen of adjustment bolt, on described elastic ring, diameter of bore is equal to or is greater than the external diameter of Valve tip body, the breach holding air-inflating device steam outlet pipe is equipped with on described joint tube wall and in movable body, the central pit hole be connected with the breach on it is provided with in the lower end surface of movable body, the center pressure tongue for valve cock core bar in unseat the valve mouth body is provided with in central pit hole.This joining operations is light, easily holds, and even one hand also can complete operation, and in dismounting bond process, even if slowly shed joint, also there will not be the situation that nausea obviously leaks.

Description

The U.S. mouth joint of a kind of rotary handle type
Technical field
The present invention relates to air-inflating device joint, specifically be the U.S. mouth joint of a kind of rotary handle type.
Background technique
On the tires such as automobile, bicycle, mountain bike, the application of American valve cock accounts for the overwhelming majority, common American valve cock gas-charging connection, is two kinds: one is helmet hat type.The drawback of this mode is charging gas to tire, and anti-silk direction rotates wins in the process of switch cap, leaks gas more, extremely undesirable.The second removes shank type joint, and this mode is won fast and gas leakage is few.But when erection joint, need a hand first to fix joint pipe shaft, keep pipe shaft consistent with valve cock opposite direction, another hand is copyed everything mechanically to become 90 degree of vertical states with valve cock direction by being removed handle, and when winning conversion head, two hands do contrary operation.Owing to removing in handle process, have larger resistance, if not firmly or firmly not first fix joint body, direct one hand is removed handle and likely mouth body will be connected root folding evil idea and even fracture.At the place that repairs, this not rarely seen by removing the damage that handle causes valve cock.Obviously, such operation is cumbersome and require great effort, and valve cock is also safe not, and uses single hand to complete such jiont treatment or dismounting, is completely impossible.
Summary of the invention
For solving the problems of the technologies described above, the invention provides the U.S. mouth joint of a kind of rotary handle type, adopting swing handle mode to connect and dismounting, operation easily, is easily held, and even one hand also can complete operation, and in dismounting bond process, even if slowly shed joint, also there will not be the situation that nausea obviously leaks.
The technical solution adopted in the present invention is: the U.S. mouth joint of a kind of rotary handle type, comprise the joint upper cover that joint body is connected with joint body upper end, the bottom of joint body is provided with the joint body bottom outlet matched with the Valve tip body on tire, cylindrical elastic ring is provided with successively from bottom to up in the inner chamber of described joint body, cylindrical movable body and adjustment bolt, adjustment bolt upper end through joint upper cover tapped hole after and be connected with screws handle, by the change of screws lever drive adjustment displacement screw, active force is evenly applied on the end face of elastic ring by movable body by the Bottom platen of adjustment bolt, on described elastic ring, diameter of bore is equal to or is greater than the external diameter of Valve tip body, the breach holding air-inflating device steam outlet pipe is equipped with on described joint tube wall and in movable body, the central pit hole be connected with the breach on it is provided with in the lower end surface of movable body, the center pressure tongue for valve cock core bar in unseat the valve mouth body is provided with in central pit hole.
Further optimization this programme, is provided with ball between the Bottom platen of described adjustment bolt and movable body's end face.
Further optimization this programme, described adjustment bolt is provided with the spacing draw-in groove of bolt, is provided with limited location snap ring in the spacing draw-in groove inner sleeve of bolt.
Further optimization this programme, described screws handle is provided with fixing square hole, and adjustment bolt is provided with the square boss matched with fixing square hole.
Further optimization this programme, described joint body is provided with upper cover and installs locating slot, and joint upper cover is installed locating slot by upper cover and is clamped on the port of joint body.
Further optimization this programme, the internal orifice dimension of described elastic ring is identical with the diameter of joint body bottom outlet, and the external diameter of elastic ring is equal with joint internal diameter of tube body.
Further optimization this programme, described elastic ring adopts the larger material of compress variation to make.
The invention has the beneficial effects as follows:
One, the present invention just encircle swelling or loosen U.S. mouth mouth body, back down or loosen the action of U.S. mouth tongue core, what be converted to bolt screws the mode pressing down or unscrew and mention, mainly make use of moment in spin Lever type principle, make in whole operating process, all keep uniform force application with light, and topmost advantage is: in dismounting bond process, even if slow circumvolve handle, also there will not be nausea obviously to leak situation.Because before rubber ring swelling is unclamped, although tire valve is completely not closed, tire pressurized gas is closed in inflates pipeline, and this pipeline is unidirectional air guide.Encircling until rubber ring unclamps, and now, is screw out in action at wire inversion, fittings body will from however backed down by valve inside rapidly and naturally rotated up and mention, also would not there is the situation that the rotation limit, limit when helmet hat type is removed leaks gas.
Two, due to screw/unscrew joint, only need the slight pressure consistent with mouth body direction/mention power and rotating force easily, thus stopped the bad possibility even fractureed of valve cock folding, and also do not produce other and damage.
Three, rotating force is with the slight pressure consistent with mouth body direction or mention power easily, and this is one hand and achievablely naturally operates, and has not only liberated another hand, and the speed that speeds operations.
Accompanying drawing explanation
Fig. 1 is each parts decomposition texture schematic diagram of the present invention.
Reference character: 1, joint body bottom outlet, 2, joint body, 3 elastic rings, 4, center pressure tongue, 5, central pit hole, 6, movable body's end face, 7, Bottom platen, 8, the spacing draw-in groove of bolt, 9, joint upper cover, 10, upper cover center screw, 11, bolt limited location snap ring, 12, screws handle, 13, fixing square hole, 14, air-inflating device steam outlet pipe, 15, air inlet route, 16, upper cover installs locating slot, 17, breach, 18, Valve tip body, 19, valve cock core bar.
Embodiment
Elaborate to embodiments of the invention below in conjunction with accompanying drawing, the present embodiment, premised on technical solution of the present invention, give detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in the figure, the U.S. mouth joint of a kind of rotary handle type, it is characterized in that: comprise the joint upper cover 9 that joint body 2 is connected with joint body upper end, the bottom of joint body 2 is provided with the joint body bottom outlet 1 matched with the Valve tip body 18 on tire, cylindrical elastic ring 3 is provided with successively from bottom to up in the inner chamber of described joint body 2, cylindrical movable body and adjustment bolt, adjustment bolt upper end through joint upper cover 9 tapped hole after and be connected with screws handle 12, the change of adjustment displacement screw is driven by screws handle 12, active force is evenly applied on the end face of elastic ring 3 by movable body by the Bottom platen 7 of adjustment bolt, on described elastic ring 3, diameter of bore is equal to or slightly larger than the external diameter of Valve tip body 18, the breach holding air-inflating device steam outlet pipe is equipped with on described joint body 2 outer wall and in movable body, the central pit hole 5 be connected with the breach on it is provided with in the lower end surface of movable body, the center pressure tongue 4 for valve cock core bar in unseat the valve mouth body is provided with in central pit hole 5, center pressure tongue 4 is fixedly connected with movable body, therefore, the end of Valve tip body 18 can successively through endoporus on joint body bottom outlet 1 and elastic ring 3, its air-flow path is connected with the central pit hole 5 in movable body.
Screws handle 12 as herein described is provided with fixing square hole 13, and adjustment bolt is provided with the square boss matched with fixing square hole 13.
Elastic ring 3 as herein described can adopt the large material of compress variation to make, such as common rubber ring.
As shown in exploded view, this jiont treatment process is as follows:
One, elastic ring 3 is put into the bottom of joint body 2, elastic ring 3 internal diameter is identical with joint body bottom outlet 1 diameter, is all slightly equal to or is micro-ly greater than the outer warp of Valve tip body 18; Elastic ring 3 external diameter is equal with joint body 2 internal diameter.
Two, breach air-inflating device steam outlet pipe 14 being shone joint body breach 17 and corresponding movable body inserts, and the central pit hole 5 of movable body is placed on elastic ring 3 end face.The external diameter of movable body is less than joint body 2 internal diameter slightly, and the diameter of the central pit hole 5 of movable body is less than Valve tip body 18 external diameter, and the diameter of the center pressure tongue 4 of movable body is greater than valve cock core bar 19 diameter.
Three, adjustment bolt is threaded through the upper cover center screw 10 of joint upper cover 9, limited location snap ring 11 is enclosed within the spacing draw-in groove 8 of bolt on adjustment bolt, fixing square hole 13 on screws handle 12 is used for fixed adjustment bolt upper end, and limited location snap ring 11 can be avoided bolt to enter and too much cause damage.
Four, with reference to upper cover, locating slot 16 is installed, joint upper cover 9 is clamped on the upper end-hole of joint body 2, installs.
Improving further: in order to reduce bolt base pressure dish 7 and the friction of movable body's end face 6 Contact, ensureing that movable body's end face 6 pressurized is even, can be provided with ball or be provided with some balls etc. at movable body's end face 6 in the bottom surface of platen 7 simultaneously.
Mode with ground vertical for the Valve tip body 18 indicated in scheming, the connecting means of joint body 2 and Valve tip body 18 is as follows:
One, the joint body bottom outlet 1 assembled is enclosed within Valve tip body 18, mouth body top will through elastic ring 3, and valve cock core bar 19 will withstand on the bottom surface of the center pressure tongue 4 of movable body.Exert oneself slightly toward lower, valve cock core bar 19 is backed down, until mouth body withstands on the annular bottom surface of movable body.Now, likely to hear in tire that residual air slightly leaks sound, starts swivel bolt handle with sleeve 12.
Two, rotating bolt handle 12, it is descending that adjustment bolt enters silk, lasting compressing movable body end face 6 moves downward or makes joint body 2 up by its Bottom platen 7, be out of shape continuing to make elastic ring 3 be squeezed, until elastic ring 3 and Valve tip body 18 are encircled swelling and seal with movable body annular bottom surface above of body circular bottom part.Now, residual air leak sound disappear, can start to inflate.Pressurized air enters tire by air inlet route 15 in figure by valve cock.
By this joint from method for dismounting valve cock:
Stopping is inflated.Fast rotational screws handle 12, adjustment Bolt-withdrawing device silk is up, continues to remove movable body's end face 6 pressurized, elastic ring 3 sustained restoration original state, and continues to unclamp and encircle swelling to Valve tip body 18; Valve cock core bar 19 also continues to upspring simultaneously, and tire valve also closes gradually.Encircle the swelling of Valve tip body 18 until elastic ring 3 is totally released, move back in an action in rotation, joint body 2 is naturally taken advantage of a situation and is removed, and tire valve is at once completely closed.
Encircling complete relaxed state, during for avoiding rotatable handle, body is with turning, and another hand should slightly stablize joint pipe shaft, or during one-handed operation, middle finger and forefinger slightly can buttress pipe shaft or buttress inlet-end manifold, with thumb and forefinger turn handle.
It is worth mentioning that, in dismounting bond process, even if slow circumvolve handle, also there will not be nausea obviously to leak situation.Because before rubber ring swelling is unclamped, although tire valve is completely not closed, tire pressurized gas is closed in inflates pipeline, and this pipeline is unidirectional air guide.Encircling until rubber ring unclamps, and now, is screw out in action at wire inversion, fittings body will from however backed down by valve inside rapidly and naturally rotated up and mention, also would not there is the situation that the rotation limit, limit when helmet hat type is removed leaks gas.
The present invention is installing or is removing in the process of joint, needs to apply screws handle 12, due to process resistance is mainly extruded elastic ring stress, has changed into running torque lever, therefore firmly all easily more even than removing handle.In general, rubber ring is subject to 1--1.5mm extruding, can swelling mouth body, so turning handle is similar once circle left and right, this can make operator feel comfortable and not loaded down with trivial details.
In reality, valve cock core bar 19 moves down 1mm distance, can feel that valve is obviously opened.Valve cock core bar 19 generally has the 4mm distance of swimming, so the center pressure tongue 4 of movable body should give prominence to movable body's bottom surface certain distance, generally selects 2mm to meet use.
This device is mainly for the joint that U.S. mouth designs, and U.S. mouth is known by art technology people, the abbreviation of U.S. mouth as herein described and American valve cock (Schradervalve), American valve cock (English: Schradervalve or Americanvalve), usually referred to as American mouth, be the inflator on a kind of tire being widely used in all power cars today.After opening valve cock lid, American mouth can expose one and have externally threaded copper pipe, and the interior air passageways for being called core chamber, is called valve body.A core chamber lock work gaseous core in the middle of body, there is a core bar supported by helical spring the inside, presses core bar and can fill or lose heart; And gaseous core can rotate taking-up with special tool(s).

Claims (5)

1. the U.S. mouth joint of rotary handle type, it is characterized in that: comprise the joint upper cover that joint body is connected with joint body upper end, the bottom of joint body is provided with the joint body bottom outlet matched with the Valve tip body on tire, cylindrical elastic ring is provided with successively from bottom to up in the inner chamber of described joint body, cylindrical movable body and adjustment bolt, adjustment bolt upper end through joint upper cover tapped hole after and be connected with screws handle, by the change of screws lever drive adjustment displacement screw, active force is evenly applied on the end face of elastic ring by movable body by the Bottom platen of adjustment bolt, on described elastic ring, diameter of bore is equal to or is greater than the external diameter of Valve tip body, the breach holding pump steam outlet pipe is equipped with on described joint tube wall and in movable body, the central pit hole be connected with the breach on it is provided with in the lower end surface of movable body, the center pressure tongue for valve cock core bar in unseat the valve mouth body is provided with in central pit hole,
Described screws handle is provided with fixing square hole, and adjustment bolt is provided with the square boss matched with fixing square hole;
Described joint body is provided with upper cover and installs locating slot, and joint upper cover is installed locating slot by upper cover and is clamped on the port of joint body.
2. the U.S. mouth joint of a kind of rotary handle type according to claim 1, is characterized in that: be provided with ball between the Bottom platen of described adjustment bolt and movable body's end face.
3. the U.S. mouth joint of a kind of rotary handle type according to claim 1 and 2, is characterized in that: described adjustment bolt is provided with the spacing draw-in groove of bolt, is provided with limited location snap ring in the spacing draw-in groove inner sleeve of bolt.
4. the U.S. mouth joint of a kind of rotary handle type according to claim 1, is characterized in that: the internal orifice dimension of described elastic ring is identical with the diameter of joint body bottom outlet, and the external diameter of elastic ring is equal with joint internal diameter of tube body.
5. the U.S. mouth joint of a kind of rotary handle type according to claim 4, is characterized in that: described elastic ring adopts the larger material of compress variation to make.
CN201410198811.7A 2014-05-13 2014-05-13 The U.S. mouth joint of a kind of rotary handle type Expired - Fee Related CN104006247B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410198811.7A CN104006247B (en) 2014-05-13 2014-05-13 The U.S. mouth joint of a kind of rotary handle type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410198811.7A CN104006247B (en) 2014-05-13 2014-05-13 The U.S. mouth joint of a kind of rotary handle type

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CN104006247A CN104006247A (en) 2014-08-27
CN104006247B true CN104006247B (en) 2016-02-17

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108115400B (en) * 2017-12-20 2019-04-19 重庆洛昂机械有限公司 Oil inlet pipe processing assembling equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4044785A (en) * 1975-01-31 1977-08-30 Ole Arvid Larsen Combined, adjustable airing valve and fire protection valve
DE19615442A1 (en) * 1996-04-19 1997-10-23 Adam Gerich Instant corrugated hose coupling
CN1865745A (en) * 2005-05-20 2006-11-22 黄英哲 Rotary knob type inflating nozzle
CN203809920U (en) * 2014-05-13 2014-09-03 河南科技大学 Rotary handle type American valve connector

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08270815A (en) * 1995-03-30 1996-10-15 Mitsubishi Materials Corp Air suction valve and bubble mixture fluid outflow device using it

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4044785A (en) * 1975-01-31 1977-08-30 Ole Arvid Larsen Combined, adjustable airing valve and fire protection valve
DE19615442A1 (en) * 1996-04-19 1997-10-23 Adam Gerich Instant corrugated hose coupling
CN1865745A (en) * 2005-05-20 2006-11-22 黄英哲 Rotary knob type inflating nozzle
CN203809920U (en) * 2014-05-13 2014-09-03 河南科技大学 Rotary handle type American valve connector

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Granted publication date: 20160217

Termination date: 20160513