CN102943870A - Double-control pneumatic auxiliary gear shift handle with air inlet and outlet structure - Google Patents
Double-control pneumatic auxiliary gear shift handle with air inlet and outlet structure Download PDFInfo
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- CN102943870A CN102943870A CN2012104309161A CN201210430916A CN102943870A CN 102943870 A CN102943870 A CN 102943870A CN 2012104309161 A CN2012104309161 A CN 2012104309161A CN 201210430916 A CN201210430916 A CN 201210430916A CN 102943870 A CN102943870 A CN 102943870A
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Abstract
The invention provides a double-control pneumatic auxiliary gear shift handle with an air inlet and outlet structure. The double-control pneumatic auxiliary gear shift handle comprises a housing, a valve body, a front working hole valve core combination, a front control button, a side working hole valve core combination, a side control button, the air inlet and outlet structure and a double-control air channel structure, wherein the air inlet and outlet structure comprises an air pipe combination in an air inlet structure, two air pipe combinations for a working air channel in an air outlet structure and an air pipe combination for an exhaust air channel in the air outlet structure; each air pipe combination comprises a connector body and an air pipe; the connector body is connected with the double-control air channel structure; each the air pipe combination in the air inlet structure and the air pipe combinations for the working air channel in the air outlet structure comprises a quick connector; and the quick connector is connected with a quick insertion connector outside the bottom of the valve body. The invention provides an auxiliary gear shift device which is simple and compact in structure and easy to operate, so that the auxiliary gear shift handle is better in sealing performance and longer in service life.
Description
Technical field
The present invention relates to a kind of auxiliary gear shifting device, what be specifically related to that a kind of vehicle uses has a dual control Aeroassisted shift handle device into air outlet structure.
Background technique
European ﹠ American Market entered the demand decline phase after spending the severe winter of Global finance tsunami crisis in 2009, and the China Auto Market scale has entered swift and violent high-speed development period, and volume of production and marketing leaps to the first in the world, heavily blocks volume of production and marketing and enlarges rapidly.Show according to latest data, heavily blocked product and break through 1,000,000 in 2010.Although China's economy suffers the enormous impact of financial crisis; but along with the enforcement of the national 4 trillion yuan policies of expanding domestic demand and the developing in overseas developing country market; be accompanied by going into operation successively of highway in China, railway and other infrastructure project; especially a series of promotion automobile consumptions of putting into effect successively of 2009-2010 China such as automobile relevant policies of subsidy policy and car exportation of going to the countryside, exchange old for new, truck company had become the industry that takes the lead in being benefited already.Heavily block simultaneously the product whole industry and raise the price, the level of profitability of estimating heavily to block industry will be with the speed increment faster than sales volume.Along with the enforcement of highway and railway construction, modern logistics industry and energy-saving and emission-reduction engineering and people's livelihood engineering puts in place, will be for tightly being that the heavily card industry of the development of the national economy is brought new opportunity to develop.
Along with constantly standardization of highway in China carrier management, it is efficient, the epoch of lean running arrive, this requires industry to conduct oneself with dignity by Lifting Convey efficient, reduction vehicle body, and the measures such as fuel consumption level of the reduction unit volume of goods transported realize the higher level of profitability.And the heavy jig of highway freight customer requirements standby high-speed overload, lightweight, the attribute such as fuel economy is good, the rate of attendance is high, product demand is gradually to high-endization transfer.Estimate, the heavily card product that carries high-power, more gear gearboxes will more and more become main flow, such as 16 gears, 20 gears, 24 shift transmissions, just be based under such environment, and the preselector valve of exploitation dual control system becomes necessity.The prior art auxiliary gear shifting device uses the slide board type design, have that the operation resistance is not easy greatly to shift gears, frequent sliding friction easily causes the loss of component such as seal ring, cause the defectives such as easy gas leakage, rate of fault height, reduced working life, and, directly unnecessary gas is discharged in the operator cabin by the exhaust port that arranges at shift handle in the design, easily cause noise, pollution to operator cabin, take for air valve gas leakage when working to the people, form uncomfortable working environment.Therefore, there are some technical problems anxious to be resolved on the auxiliary gear shifting device of prior art.
Summary of the invention
For defects, the purpose of this invention is to provide a kind of cam deflection mechanism and conveying mechanism improves the sealability of air valve and uses feel, and working life of improving product, reduce trouble is with the technical problem of the auxiliary gear shifting device that solves prior art.
For achieving the above object, the present invention has adopted following technological scheme:
A kind of dual control Aeroassisted shift handle that has into air outlet structure, comprise a shell, one valve body, one front working hole spool combination, one front control knob, the combination of one side working hole spool, one side control knob, advance air outlet structure and dual control gas circuit structure, offer a groove on the described shell, described valve body is set in the described groove, offer two spool work in combination holes on the described valve body and be respectively front valve core work in combination hole and side valve core work in combination hole, described front working hole spool combination is arranged in the described front valve core work in combination hole, and described side working hole spool combination is arranged in the described side valve core work in combination hole, described front control knob is connected with described valve body by fixing pin, describedly advance air outlet structure and comprise: 4 tracheaes combinations, be respectively the tracheae combination of 1 air intake structure, article 2, the tracheae combination that is used for the exhaust gas circuit of the tracheae combination that is used for the work gas circuit of air outlet structure and 1 air outlet structure, every described tracheae combination comprises a fittings body and a tracheae, described fittings body is connected with described dual control gas circuit structure, comprise respectively that also a rapid pipe joint, described rapid pipe joint then connect the quick inserting joint outside the bottom of described valve body and make up at 1 tracheae combination of air intake structure and 2 tracheaes that are used for the work gas circuit in the air outlet structure.
According to the described dual control Aeroassisted shift handle that has into air outlet structure of the embodiment of the invention, described front working hole spool combination comprises:
One front working hole valve core housing, described front working hole valve core housing is a 3 stops cylindrical body, described front working hole valve core housing is arranged in the described front valve core work in combination hole;
One front working hole spool, described front working hole spool is that two concentric cylindrical bodys form, the cylindrical body that diameter is larger is the spool guide portion, the cylindrical body that diameter is less is valve core rod section, described front working hole spool is plugged in the described front working hole valve core housing, and the spool guide portion of described front working hole spool is provided with front working hole seal ring;
One front working hole valve core reseting spring, described front working hole valve core reseting spring is plugged in the described front working hole valve core housing, one end of described front working hole valve core reseting spring is connected with described front working hole valve core housing, and the other end of described front working hole valve core reseting spring is connected with the spool guide portion of described front working hole spool;
One front working hole glue is stifled, and described front working hole glue is stifled to be a circular colloid, and described front working hole glue is stifled to be placed in the described front working hole valve core housing, and the end that described front working hole glue is stifled and described front working hole valve core housing are flexibly connected;
One front working hole glue blocks up Returnning spring, the stifled Returnning spring of described front working hole glue is plugged in the described front working hole valve core housing, one end of the stifled Returnning spring of described front working hole glue is connected with the other end that described front working hole glue blocks up, and the other end of the stifled Returnning spring of described front working hole glue is connected with described front working hole valve core housing;
One ball bearing, described ball bearing are arranged on an end of the spool guide portion of described front working hole spool, and described ball bearing is connected with described front control knob,
And wherein, between described front working hole spool and front working hole valve core housing, form two air cavitys, respectively air cavity Q and air cavity R, simultaneously, position at the stifled Returnning spring place of described front working hole glue, form air cavity P between the stifled and described front working hole valve core housing of described front working hole glue, offer a through hole on the front working hole valve core housing at described air cavity P place, valve body offers gas circuit in the place with respect to described front the above through hole of working hole valve core housing and described side working hole spool is connected;
In addition, described front control knob comprises:
One press part, described press part are a lamellar body, and described press part protrudes from described valve body;
One cam arc section, described cam arc section is a circular arc body, an end of described cam arc section is connected with described press part;
One cam flat section, described cam flat section is a plane body, an end of described cam flat section is connected with the other end of described cam arc section;
One supporting portion offers a through hole on the described supporting portion, fixing pin is connected described supporting portion by described through hole with described valve body, described press part, cam arc section, cam flat section and described supporting portion is one-body molded makes.
According to the described dual control Aeroassisted shift handle that has into air outlet structure of the embodiment of the invention, described side working hole spool combination comprises:
One side working hole valve core housing, described side working hole valve core housing is a 3 stops cylindrical body, described side working hole valve core housing is arranged in the described side valve core work in combination hole;
One side working hole spool, described side working hole spool is that two concentric cylindrical bodys form, the cylindrical body that diameter is larger is the spool guide portion, the cylindrical body that diameter is less is valve core rod section, described side working hole spool is plugged in the described side working hole valve core housing, and the spool guide portion of described side working hole spool is provided with side working hole seal ring;
One side working hole valve core reseting spring, described side working hole valve core reseting spring is plugged in the described side working hole valve core housing, one end of described side working hole valve core reseting spring is connected with described side working hole valve core housing, and the other end of described side working hole valve core reseting spring is connected with the spool guide portion of described side working hole spool;
One side working hole glue is stifled, and described side working hole glue is stifled to be a circular colloid, and described side working hole glue is stifled to be placed in the described side working hole valve core housing, and the end that described side working hole glue is stifled and described side working hole valve core housing are flexibly connected;
One side working hole glue blocks up Returnning spring, the stifled Returnning spring of described side working hole glue is plugged in the described side working hole valve core housing, one end of the stifled Returnning spring of described side working hole glue is connected with described side working hole valve core housing, and the other end of the stifled Returnning spring of described side working hole glue is connected with the other end that described side working hole glue blocks up;
One ball bearing, described ball bearing is arranged on an end of the spool guide portion of described side working hole spool, and described ball bearing rolls with described side control knob and is connected,
Wherein, between described side working hole spool and described side working hole valve core housing, form two air cavitys, be respectively air cavity T and air cavity U, simultaneously in the position at the stifled Returnning spring place of described side working hole glue, form air cavity S between the stifled and described side working hole valve core housing of described side working hole glue;
In addition, described side control knob comprises:
One clicking section, described clicking section are a lamellar body, and described clicking section protrudes from described valve body;
One roll extrusion section, described roll extrusion section is a lamellar body, described roll extrusion section comprises with the one side that described ball bearing is connected: a rolling roll extrusion stop, described rolling roll extrusion stop is a circular arc;
One rolling roll extrusion working part, described rolling roll extrusion working part is a circular arc, one side of described rolling roll extrusion working part is connected with described rolling roll extrusion stop, and the distance of described rolling roll extrusion working part and described side working hole valve core housing is less than the distance of described rolling roll extrusion stop and described side working hole valve core housing;
One cover support part, described cover support part is a circular cylinder body, and described cover support part is connected with described roll extrusion section, and the manhole of described cover support part is set on the cylinder of described valve body, described clicking section, one-body molded the making of roll extrusion section and described cover support part.
Since adopted above technical characteristics, so that the present invention has following advantage and good effect than prior art:
The first, project organization of the present invention is simply compact, effectively controls the operation of gas circuit, reduces production hour, has saved cost;
The second, rolling toggle switch of the present invention, button contact with the rolling of face and ball bearing and have reduced frictional force, have reduced the wearing and tearing longer service life;
Three, processing ease of the present invention, the driver can easy manipulation, increases work efficiency;
Four, of the present inventionly advance the air outlet structure design, can reduce the wearing and tearing of tracheae, also lowered more difficulty and the replacing time of scavenge trunk, unnecessary gas discharging outside operator cabin, is formed comfortable working environment and improved working efficiency.
Certainly, implement any one specific embodiment of content of the present invention, might not have simultaneously above whole technique effect.
Description of drawings
Fig. 1 is handle arrangement schematic diagram of the present invention;
Fig. 2 is working hole spool composite structure schematic diagram before the present invention;
Fig. 3 is control knob perspective view before the present invention;
Fig. 4 is side working hole spool composite structure schematic diagram of the present invention;
Fig. 5 is the EE cutaway view of Fig. 4;
Fig. 6 is side control knob perspective view of the present invention;
Fig. 7 is the polycrystalline substance schematic diagram of handle of the present invention;
Fig. 8 is the AA sectional view of Fig. 7;
Fig. 9 is the polycrystalline substance schematic diagram of handle of the present invention;
Figure 10 is the BB sectional view of Fig. 9;
Figure 11 is the polycrystalline substance schematic diagram of handle of the present invention;
Figure 12 is the CC sectional view of Figure 11;
Figure 13 is the polycrystalline substance schematic diagram of handle of the present invention;
Figure 14 is the DD sectional view of Figure 13;
Figure 15 is that the present invention advances the air outlet structure schematic diagram.
Embodiment
Below in conjunction with accompanying drawing several preferred embodiments of the present invention are described in detail, but the present invention is not restricted to these embodiments.The present invention is contained any in substituting of making of marrow of the present invention and scope, modification, equivalent method and scheme.Understand for the public is had thoroughly the present invention, in the following preferred embodiment of the present invention, describe concrete details in detail, and do not have for a person skilled in the art the description of these details also can understand the present invention fully.In addition, for fear of essence of the present invention is caused unnecessary obscuring, do not describe well-known method, process, flow process, element etc. in detail.
Please refer to Fig. 1, a kind of dual control Aeroassisted shift handle, comprise a shell 10, one valve body 20, one front working hole spool combination 30, one front control knob 40, one side working hole spool combination 50, one side control knob 60, advance air outlet structure 70 and dual control gas circuit structure 80, offer a groove on the described shell 10, described valve body 20 is set in the described groove, offer two spool work in combination holes on the described valve body 20 and be respectively front valve core work in combination hole 21 and side valve core work in combination hole 22, described front working hole spool combination 30 is arranged in the described front valve core work in combination hole 21, and described side working hole spool combination 50 is arranged in the described side valve core work in combination hole 22, described front control knob 40 is connected with described valve body 20 by fixing pin 11, offer screwed lock at shell 10 and pay through hole, on valve body 20, offer screw hole with respect to shell 10 position that lock pays through hole of tightening up a screw, shell 10 is paid together with screwed lock with valve body 20, on shell 10, also be adhesive with gear direction board (not shown), the gear direction board covers screwed lock and pays on the through hole, is used for telling the ordinal position of driver's gear.
In addition, please refer to Fig. 2, described front working hole spool combination 30 comprises: a front working hole valve core housing 301, a front working hole spool 302, a front working hole valve core reseting spring 305, the stifled Returnning spring 307 of stifled 306, the one front working hole glue of a front working hole glue and one first male means 308.
Wherein, described front working hole valve core housing 301 is a 3 stops cylindrical body, the internal diameter of middle one section cylindrical body is less than the internal diameter of the cylindrical body of two sections of front and back, so form step in the place that connects, described front working hole valve core housing 301 is arranged in the described front valve core work in combination hole 21.
And described front working hole spool 302 is two concentric cylindrical bodys compositions, the cylindrical body that diameter is larger is the spool guide portion, and the less cylindrical body of diameter is valve core rod section, described front working hole spool 302 is plugged in the described front working hole valve core housing 301, the spool guide portion of described front working hole spool 302 is provided with front working hole seal ring 303, the airtight effect that is arranged so that front working hole spool combination 30 of front working hole seal ring 303 is better, in addition, production orientation band 304 before the spool guide portion of front working hole spool 302 can also arrange, the lateral force that working hole spool 302 was subject to before front production orientation band 304 can effectively be supported in the high to low gear handoff procedure, play stable guiding for front working hole spool 302, avoid the wearing and tearing of front working hole spool 302.
In addition, described front working hole valve core reseting spring 305 is plugged in the described front working hole valve core housing 301, one end of described front working hole valve core reseting spring 305 is connected with described front working hole valve core housing 301, and the other end of described front working hole valve core reseting spring 305 is connected with the spool guide portion of described front working hole spool 302.
And the stifled Returnning spring 307 of described front working hole glue is plugged in the described front working hole valve core housing 301, and an end of the stifled Returnning spring 307 of described front working hole glue is connected with described front working hole valve core housing 301.
Described front working hole glue stifled 306 is a circular colloid, described front working hole glue stifled 306 is placed in the described front working hole valve core housing 301, one end of described front working hole glue stifled 306 connects the other end of the stifled Returnning spring 307 of described front working hole glue, the other end of described front working hole glue stifled 306 and described front working hole valve core housing 301 are flexibly connected, current control knob is up the time, the impacts that front working hole glue stifled 306 is subject to the stifled Returnning spring 307 expansion response forces of front working hole glue move up and contact with described front working hole valve core housing 301, be limited in the position of setting, and current control knob is downward the time, front working hole glue stifled 306 is subject to the downward strength of the valve core rod section of front working hole spool 302, the stifled Returnning spring 307 of working hole glue is to lower compression before the compressing, at this moment, front working hole glue stifled 306 leaves front working hole valve core housing 301 and stays the space, and gas can circulate.
Also have, described the first male means 308 is arranged on an end of the spool guide portion of described front working hole spool 302, one end of described the first male means 308 is connected with the spool guide portion of described front working hole spool 302, the other end of described the first male means 308 is connected with described front control knob 40, embodiment one, described the first male means 308 is ball bearings, described ball bearing is arranged on an end of the spool guide portion of described front working hole spool 302, one end of described ball bearing is connected with the spool guide portion of described front working hole spool 302, the other end of described ball bearing is connected with described front control knob 40, on the angle of machinery, rolling friction is less than other types friction surface friction drag, and this can effectively reduce the wearing and tearing that front control knob 40 brought because of the high to low gear switching.In addition, embodiment two, described the first male means 308 is half ball bearing, described hemisphere bearing is arranged on an end of the spool guide portion of described front working hole spool 302, one end of described hemisphere bearing plane is connected with the spool guide portion of described front working hole spool 302, sphere one end of described hemisphere bearing is connected with described front control knob 40, in addition, embodiment three, described the first male means 308 is sphere cylinder bearings, described sphere cylinder bearing is arranged on an end of the spool guide portion of described front working hole spool 302, one end of described sphere cylinder bearing bottom surface is connected with the spool guide portion of described front working hole spool 302, and sphere one end of described sphere cylinder bearing is connected with described front control knob 40.
In addition, on front working hole valve core housing 301, also be arranged with some seal rings, be used for guaranteeing that front working hole spool makes up the sealing of 30 gases, wherein, between described front working hole spool 302 and front working hole valve core housing 301, form two air cavitys, respectively air cavity Q and air cavity R, block up simultaneously the position at Returnning spring 307 places at described front working hole glue, form air cavity P between described front working hole glue stifled 306 and the described front working hole valve core housing 301, offer a through hole 3011 on the front working hole valve core housing 301 at described air cavity P place, valve body 20 place of through hole 3011 on respect to described front working hole valve core housing 301 offers gas circuit and is connected with described side working hole spool combination 50, when described air cavity P ventilation, gas enters the suction port of described side working hole spool combination 50 by gas circuit; When front control knob 40 was not pressed, air cavity Q and air cavity R communicated, and when front control knob 40 was pressed, air cavity Q and air cavity R did not communicate, and air cavity Q and air cavity P communicate.
Then, please refer to Fig. 3, described front control knob 40 comprises: a press part 401, a cam arc section 402, a cam flat section 403 and a supporting portion 404.
Wherein, described press part 401 is a lamellar body, and described press part 401 can be square lamellar body, circular lamellar body or other shape lamellar bodies, as long as be conducive to press, described press part 401 protrudes from described valve body 20.
And described cam arc section 402 is a circular arc body, one end of described cam arc section 402 is connected with described press part 401, in addition, can press-fit a wear-resistant material layer in cam arc section 402 interference fit, can improve like this abrasion resistance of cam arc section 402, increase working life.
In addition, described cam flat section 403 is a plane body, and an end of described cam flat section 403 is connected with the other end of described cam arc section 402; Cam flat section 403 has formed cam beat effect with the combination of cam arc section 402, the switching of stirring up and down the realization high to low gear of the forward control knob 40 of shift handle, and its event trace is divided into 3 parts.The first, front control knob 40 when the high gear district, have one effectively, firmly spacing, it plays the effect of position limitation in back off procedure to spool.The second, when being switched toward low gear by high gear, spool can be along front control knob 40 beats through limit inferior point, and it plays a clear and definite boundary to high gear district and low gear district, needs certain power value beat button to realize the high to low gear switching.The 3rd, front control knob 40 when the low gear district, also have one effectively, firmly spacing, it make front control knob 40 can not be unrestrictedly beat down, up beat also needs certain power value simultaneously, therefore plays the defective that stops button arbitrarily to rock.
In addition, offer a through hole on the described supporting portion 404, fixing pin is connected described supporting portion 404 by described through hole with described valve body 20, described press part 401, cam arc section 402, cam flat section 403 and described supporting portion 404 one-body molded making, in addition, the place that contacts with described the first male means 308 in described cam arc section 402 and described cam flat section 403, offer arc groove, also can be described as front button Attrition Reserve groove, the process that shift handle switches in high to low gear, namely spool and the first male means 308 are in the process of front control knob 40 movements. and this will certainly cause wearing and tearing.The effect of preformed groove is exactly the stress surface that increases when mobile, and the wearing and tearing that when effectively reducing by the first male means 308 and moving front control knob 40 brought so that the movement that the first male means 308 can be smooth-going, are saved time and the strength of driver's gearshift.
In addition, please refer to Fig. 4, Fig. 5 and Fig. 6, described side working hole spool combination 50 comprises: a side working hole valve core housing 501, a side working hole spool 502, a side working hole valve core reseting spring 505, the stifled Returnning spring 507 of stifled 506, the one side working hole glue of a side working hole glue and a ball bearing 508.
Wherein, described side working hole valve core housing 501 is a 3 stops cylindrical body, the internal diameter of middle one section cylindrical body is less than the internal diameter of the cylindrical body of two sections of front and back, so form step in the place that connects, described side working hole valve core housing 501 is arranged in the described side valve core work in combination hole 22.
And described side working hole spool 502 is two concentric cylindrical bodys compositions, the cylindrical body that diameter is larger is the spool guide portion, the cylindrical body that diameter is less is valve core rod section, described side working hole spool 502 is plugged in the described side working hole valve core housing 501, the spool guide portion of described side working hole spool 502 is provided with side working hole seal ring 503, the airtight effect that is arranged so that side working hole spool combination 50 of side working hole seal ring 503 is better, in addition, spool guide portion at side working hole spool 502 can also arrange side production orientation band 504, side production orientation band 504 can effectively be supported on the lateral force that side working hole spool 502 is subject in the high to low gear handoff procedure, play stable guiding for side working hole spool 502, avoid the wearing and tearing of side working hole spool 502.
And described side working hole valve core reseting spring 505 is plugged in the described side working hole valve core housing 501, one end of described side working hole valve core reseting spring 505 is connected with described side working hole valve core housing 501, and the other end of described side working hole valve core reseting spring 505 is connected with the spool guide portion of described side working hole spool 502.
In addition, the stifled Returnning spring 507 of described side working hole glue is plugged in the described side working hole valve core housing 501, and an end of the stifled Returnning spring 507 of described side working hole glue is connected with described side working hole valve core housing 501.
And described side working hole glue stifled 506 is a circular colloid, described side working hole glue stifled 506 is placed in the described side working hole valve core housing 501, one end of described side working hole glue stifled 506 connects the other end of the stifled Returnning spring 507 of described side working hole glue, and the other end of described side working hole glue stifled 506 and described side working hole valve core housing 501 are flexibly connected.
Also have, described ball bearing 508 is arranged on an end of the spool guide portion of described side working hole spool 502, one end of described ball bearing 508 is connected with the spool guide portion of described side working hole spool 502, the other end of described ball bearing 508 rolls with described side control knob 60 and is connected, on the angle of machinery, rolling friction is less than other types friction surface friction drag. and this can effectively reduce the wearing and tearing that button brought because of the high to low gear switching.
And wherein, between described side working hole spool 502 and described side working hole valve core housing 501, form two air cavitys, respectively air cavity T and air cavity U, in the position at stifled Returnning spring 507 places of described side working hole glue, form air cavity S between described side working hole glue stifled 506 and the described side working hole valve core housing 501 simultaneously.
In addition, described side control knob 60 comprises: a clicking section 601, a roll extrusion section 602 and a cover support part 603.
Wherein, described clicking section 601 is a lamellar body, and described clicking section 601 can be square lamellar body, circular lamellar body or other shape lamellar bodies, as long as be conducive to stir, described clicking section 601 protrudes from described valve body 20.
In addition, described roll extrusion section 602 is a lamellar body, the one side that described roll extrusion section 602 is connected with described ball bearing 508 comprises: a rolling roll extrusion stop 6021 and a rolling roll extrusion working part 6022, wherein, described rolling roll extrusion stop 6021 is a circular arc, and described rolling roll extrusion working part 6022 also is a circular arc, and a side of described rolling roll extrusion working part 6022 is connected with described rolling roll extrusion stop 6021; The distance of described rolling roll extrusion working part 6022 and described side working hole valve core housing 501 is less than the distance of described rolling roll extrusion stop 6021 with described side working hole valve core housing 501; Rolling roll extrusion stop 6021 and rolling roll extrusion working part 6022 have formed to roll dials section, shift handle is stirred the switching that realizes high to low gear by the front and back of side control knob 60, its event trace is divided into 3 parts, first, side control knob 60 when the high gear district, have one effectively, firmly spacing, it guarantees that effectively side working hole spool 502 falls into the reserved location of side control knob 60 when the high gear district; The second, when being switched toward low gear by high gear, spool can be along side control knob 60 beats through limit inferior point, and it plays a clear and definite boundary to high gear district and low gear district, needs certain power value beat side control knob 60 to realize the high to low gears switchings; The 3rd, side control knob 60 when the low gear district, also have one effectively, firmly spacing, it guarantees that effectively side working hole spool 502 falls into the reserved location of side control knob 60 when the low gear district.
Also have, described cover support part 603 is a circular cylinder body, and described cover support part 603 is connected with described roll extrusion section 602; The manhole of described cover support part 603 is set on the cylinder of described valve body 20, described clicking section 601, roll extrusion section 602 and described cover support part 603 one-body molded making.In addition, in the place that described rolling roll extrusion stop 6021 and described rolling roll extrusion working part 6022 contact with described ball bearing 508, offer arc groove, also can be described as side button Attrition Reserve groove, the process that shift handle switches in high to low gear, namely spool and ball bearing 508 are in the process of side control knob 60 rollings, and this will certainly cause wearing and tearing.The effect of preformed groove is exactly the stress surface that increases when rolling, and effectively reduces the wearing and tearing that ball bearing 508 rolling offside control knobs 60 bring, so that time and strength that the driver shifts gears are saved in the movement that ball bearing 508 can be smooth-going.
When rolling roll extrusion stop 6021 contacts with ball bearing 508, when namely side working hole spool 502 is not pressed, air cavity T and air cavity U communicate, when rolling roll extrusion working part 6022 contacts with ball bearing 508, when namely side working hole spool 502 is pressed, air cavity T and air cavity U do not communicate, and air cavity T and air cavity S communicate.
In addition, described dual control gas circuit structure 80 comprises: a front working hole spool combination air inlet gas circuit 801, side working hole spool combination air inlet gas circuit 802, an exhaust gas circuit 803, a front working hole spool work in combination gas circuit 804 and a side working hole spool work in combination gas circuit 805.
Wherein, please refer to Fig. 7 and Fig. 8, described front working hole spool combination air inlet gas circuit 801 is one to be opened in the pipeline of described valve body 20, described front working hole spool combination air inlet gas circuit 801 is parallel to the axle center of described valve body 20, one end of described front working hole spool combination air inlet gas circuit 801 is described air cavity P, and the other end of described front working hole spool combination air inlet gas circuit 801 is the bottom of described valve body 20; And described side working hole spool combination air inlet gas circuit 802 is one to be opened in the pipeline of described valve body 20, one end of described side working hole spool combination air inlet gas circuit 802 is the through hole 3011 of offering on the front working hole valve core housing at described air cavity P place, the other end of described side working hole spool combination air inlet gas circuit 802 is described air cavity S, and described side working hole spool combination air inlet gas circuit 802 is spent the pipeline that by described through hole 3011 extended out with the angle in the axle center of described valve body 20 less than 90 by one and is connected a pipeline that leads to described air cavity S that is parallel to the axle center of described valve body 20 and formed.
In addition, please refer to Fig. 9 and Figure 10, described exhaust gas circuit 803 is one to be opened in the pipeline of described valve body 20, one end of described exhaust gas circuit 803 is the bottom of described valve body 20, the other end of described exhaust gas circuit 803 connects respectively described air cavity R and described air cavity U, and described exhaust gas circuit 803 connects the pipeline perpendicular to the axle center of described valve body 20 that leads to respectively described air cavity R and described air cavity U by a pipeline that leads to described valve body bottom that is parallel to the axle center of described valve body 20 and formed.
Please refer to again Figure 11 and Figure 12, described front working hole spool work in combination gas circuit 804 is one to be opened in the pipeline of described valve body 20, one end of described front working hole spool work in combination gas circuit 804 is described air cavity Q, the other end of described front working hole spool work in combination gas circuit 804 is the bottom of described valve body 20, and described front working hole spool work in combination gas circuit 804 connects a pipeline that leads to described valve body bottom that is parallel to the axle center of described valve body 20 by a pipeline that is extended out by described air cavity Q perpendicular to the axle center of described valve body 20 and formed.
Please refer to again Figure 13 and Figure 14, described side working hole spool work in combination gas circuit 805 is one to be opened in the pipeline of described valve body 20, one end of described side working hole spool work in combination gas circuit 805 is described air cavity T, the other end of described side working hole spool work in combination gas circuit 805 is the bottom of described valve body 20, and described side working hole spool work in combination gas circuit 805 connects a pipeline that leads to described valve body bottom that is parallel to the axle center of described valve body 20 by a pipeline that is extended out by described air cavity T perpendicular to the axle center of described valve body 20 and formed.Main design point has 1. in the shunt of shift handle suction port to two a working portion realization to gas circuit in the gas circuit design, and guarantees the stable of flow.2. realize merging to gas circuit at shift handle two working portions to relief opening, guarantee that function does not interfere with each other, and guarantee the stable of flow.
In addition, please refer to Figure 15, describedly advance air outlet structure 70 and comprise: 4 tracheaes combinations, be respectively the tracheae combination of 1 air intake structure, article 2, the tracheae combination that is used for the exhaust gas circuit of the tracheae combination that is used for the work gas circuit of air outlet structure and 1 air outlet structure, every described tracheae combination comprises a fittings body 701 and a tracheae 702, described fittings body 701 is connected with described dual control gas circuit structure, namely the front working hole spool with the dual control gas circuit structure makes up air inlet gas circuit 801, front working hole spool work in combination gas circuit 804, side working hole spool work in combination gas circuit 805 and exhaust gas circuit 803 connect respectively, reach the function of air inlet and exhaust, and 2 tracheaes combinations that are used for the work gas circuit in 1 tracheae combination of air intake structure and air outlet structure also respectively comprise a rapid pipe joint 703, the quick inserting joint 704 outside the bottom of 703 described valve bodies 20 of connection of described rapid pipe joint.Exhaust gas circuit 803 arrives gas discharging by tracheae 702 outside of operator cabin.In actual use, owing to often stirring shift handle, usually can cause the wearing and tearing of tracheae, in the prior art, it is long that tracheae is directly moved shift handle length to by air valve, changes consuming time being not easy, this patent will directly be discharged into outside the operator cabin, in addition more than gas except increasing an outlet pipe combination, increase by 3 tracheae combinations, short being not easy of length worn and torn, even wear and tear, changes to get up also to be easy to, save the operating time, cost is also lower; And this extraction connection set connects the connection of shift handle main body employing interference riveted type, can satisfy withstand voltage demand fully, and in addition, extraction connection set self tracheae adopts collar-shaped to connect in succession, can improve sealability, satisfies withstand voltage demand fully.
Since adopted above technical characteristics, so that the present invention has following advantage and good effect than prior art:
The first, project organization of the present invention is simply compact, effectively controls the operation of gas circuit, reduces production hour, has saved cost;
The second, rolling toggle switch of the present invention, button contact with the rolling of face and ball bearing and have reduced frictional force, have reduced the wearing and tearing longer service life;
Three, processing ease of the present invention, the driver can easy manipulation, increases work efficiency;
Four, of the present inventionly advance the air outlet structure design, can reduce the wearing and tearing of tracheae, also lowered more difficulty and the replacing time of scavenge trunk, unnecessary gas discharging outside operator cabin, is formed comfortable working environment and improved working efficiency.
The invention preferred embodiment just is used for helping to set forth the present invention.Preferred embodiment does not have all details of detailed descriptionthe, does not limit this invention yet and only is described embodiment.Obviously, according to the content of this specification, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to explain better principle of the present invention and practical application, thereby the technical field technician can utilize the present invention well under making.The present invention only is subjected to the restriction of claims and four corner and equivalent.Above disclosed only be preferred embodiment of the present invention; but be not to limit itself; anyly have the knack of those skilled in the art in the situation that without prejudice to spiritual connotation of the present invention, the equalization of doing changes and changes, and all should drop in protection scope of the present invention.
Claims (3)
1. dual control Aeroassisted shift handle that has into air outlet structure, comprise a shell, one valve body, one front working hole spool combination, one front control knob, the combination of one side working hole spool, one side control knob, advance air outlet structure and dual control gas circuit structure, offer a groove on the described shell, described valve body is set in the described groove, offer two spool work in combination holes on the described valve body and be respectively front valve core work in combination hole and side valve core work in combination hole, described front working hole spool combination is arranged in the described front valve core work in combination hole, and described side working hole spool combination is arranged in the described side valve core work in combination hole, described front control knob is connected with described valve body by fixing pin, it is characterized in that, describedly advance air outlet structure and comprise: 4 tracheaes combinations, be respectively the tracheae combination of 1 air intake structure, article 2, the tracheae combination that is used for the exhaust gas circuit of the tracheae combination that is used for the work gas circuit of air outlet structure and 1 air outlet structure, every described tracheae combination comprises a fittings body and a tracheae, described fittings body is connected with described dual control gas circuit structure, comprise respectively that also a rapid pipe joint, described rapid pipe joint then connect the quick inserting joint outside the bottom of described valve body and make up at 1 tracheae combination of air intake structure and 2 tracheaes that are used for the work gas circuit in the air outlet structure.
2. the dual control Aeroassisted shift handle that has into air outlet structure as claimed in claim 1 is characterized in that, described front working hole spool combination comprises:
One front working hole valve core housing, described front working hole valve core housing is a 3 stops cylindrical body, described front working hole valve core housing is arranged in the described front valve core work in combination hole;
One front working hole spool, described front working hole spool is that two concentric cylindrical bodys form, the cylindrical body that diameter is larger is the spool guide portion, the cylindrical body that diameter is less is valve core rod section, described front working hole spool is plugged in the described front working hole valve core housing, and the spool guide portion of described front working hole spool is provided with front working hole seal ring;
One front working hole valve core reseting spring, described front working hole valve core reseting spring is plugged in the described front working hole valve core housing, one end of described front working hole valve core reseting spring is connected with described front working hole valve core housing, and the other end of described front working hole valve core reseting spring is connected with the spool guide portion of described front working hole spool;
One front working hole glue is stifled, and described front working hole glue is stifled to be a circular colloid, and described front working hole glue is stifled to be placed in the described front working hole valve core housing, and the end that described front working hole glue is stifled and described front working hole valve core housing are flexibly connected;
One front working hole glue blocks up Returnning spring, the stifled Returnning spring of described front working hole glue is plugged in the described front working hole valve core housing, one end of the stifled Returnning spring of described front working hole glue is connected with the other end that described front working hole glue blocks up, and the other end of the stifled Returnning spring of described front working hole glue is connected with described front working hole valve core housing;
One ball bearing, described ball bearing are arranged on an end of the spool guide portion of described front working hole spool, and described ball bearing is connected with described front control knob,
And wherein, between described front working hole spool and front working hole valve core housing, form two air cavitys, respectively air cavity Q and air cavity R, simultaneously, position at the stifled Returnning spring place of described front working hole glue, form air cavity P between the stifled and described front working hole valve core housing of described front working hole glue, offer a through hole on the front working hole valve core housing at described air cavity P place, valve body offers gas circuit in the place with respect to described front the above through hole of working hole valve core housing and described side working hole spool is connected;
In addition, described front control knob comprises:
One press part, described press part are a lamellar body, and described press part protrudes from described valve body;
One cam arc section, described cam arc section is a circular arc body, an end of described cam arc section is connected with described press part;
One cam flat section, described cam flat section is a plane body, an end of described cam flat section is connected with the other end of described cam arc section;
One supporting portion offers a through hole on the described supporting portion, fixing pin is connected described supporting portion by described through hole with described valve body, described press part, cam arc section, cam flat section and described supporting portion is one-body molded makes.
3. the dual control Aeroassisted shift handle that has into air outlet structure as claimed in claim 2 is characterized in that, described side working hole spool combination comprises:
One side working hole valve core housing, described side working hole valve core housing is a 3 stops cylindrical body, described side working hole valve core housing is arranged in the described side valve core work in combination hole;
One side working hole spool, described side working hole spool is that two concentric cylindrical bodys form, the cylindrical body that diameter is larger is the spool guide portion, the cylindrical body that diameter is less is valve core rod section, described side working hole spool is plugged in the described side working hole valve core housing, and the spool guide portion of described side working hole spool is provided with side working hole seal ring;
One side working hole valve core reseting spring, described side working hole valve core reseting spring is plugged in the described side working hole valve core housing, one end of described side working hole valve core reseting spring is connected with described side working hole valve core housing, and the other end of described side working hole valve core reseting spring is connected with the spool guide portion of described side working hole spool;
One side working hole glue is stifled, and described side working hole glue is stifled to be a circular colloid, and described side working hole glue is stifled to be placed in the described side working hole valve core housing, and the end that described side working hole glue is stifled and described side working hole valve core housing are flexibly connected;
One side working hole glue blocks up Returnning spring, the stifled Returnning spring of described side working hole glue is plugged in the described side working hole valve core housing, one end of the stifled Returnning spring of described side working hole glue is connected with described side working hole valve core housing, and the other end of the stifled Returnning spring of described side working hole glue is connected with the other end that described side working hole glue blocks up;
One ball bearing, described ball bearing is arranged on an end of the spool guide portion of described side working hole spool, and described ball bearing rolls with described side control knob and is connected,
Wherein, between described side working hole spool and described side working hole valve core housing, form two air cavitys, be respectively air cavity T and air cavity U, simultaneously in the position at the stifled Returnning spring place of described side working hole glue, form air cavity S between the stifled and described side working hole valve core housing of described side working hole glue;
In addition, described side control knob comprises:
One clicking section, described clicking section are a lamellar body, and described clicking section protrudes from described valve body;
One roll extrusion section, described roll extrusion section is a lamellar body, described roll extrusion section comprises with the one side that described ball bearing is connected: a rolling roll extrusion stop, described rolling roll extrusion stop is a circular arc;
One rolling roll extrusion working part, described rolling roll extrusion working part is a circular arc, one side of described rolling roll extrusion working part is connected with described rolling roll extrusion stop, and the distance of described rolling roll extrusion working part and described side working hole valve core housing is less than the distance of described rolling roll extrusion stop and described side working hole valve core housing;
One cover support part, described cover support part is a circular cylinder body, described cover support part is connected with described roll extrusion section,
The manhole of described cover support part is set on the cylinder of described valve body, described clicking section, one-body molded the making of roll extrusion section and described cover support part.
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CN201210430916.1A CN102943870B (en) | 2012-11-02 | 2012-11-02 | There is the dual control Aeroassisted shift handle into air outlet structure |
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CN201210430916.1A CN102943870B (en) | 2012-11-02 | 2012-11-02 | There is the dual control Aeroassisted shift handle into air outlet structure |
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US5172603A (en) * | 1991-05-03 | 1992-12-22 | Macinnis Richard F | Electrically actuated shifting method and apparatus |
US5803217A (en) * | 1995-06-01 | 1998-09-08 | Hyundai Motor Co., Ltd. | Apparatus and method for controlling a damper clutch for a vehicle |
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CN102943870B (en) | 2015-12-30 |
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