CN102537411B - A kind of rotary multi-way valve - Google Patents
A kind of rotary multi-way valve Download PDFInfo
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- CN102537411B CN102537411B CN201010602604.5A CN201010602604A CN102537411B CN 102537411 B CN102537411 B CN 102537411B CN 201010602604 A CN201010602604 A CN 201010602604A CN 102537411 B CN102537411 B CN 102537411B
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Abstract
The present invention relates to a kind of rotary multi-way valve.Rotary multi-way valve of the present invention comprises some close mechanisms (3), the stator (1) coaxially arranged and rotor (2); A part for described close mechanism (3) is located in stator (1), and is arranged in the plane perpendicular to running shaft; Described close mechanism (3) by with the breach on rotor (2) or coordinating of projection control being switched on or switched off of close mechanism (3).The fluid passage of rotary multi-way valve of the present invention is completely separate, can not cause the cross pollution between different fluid; The close mechanism of composition fluid passage is independent parts, changes more flexible, therefore avoids causing whole valve to scrap because the wearing and tearing of some fluid passages; This rotary multi-way valve has stronger designability, can the quantity of alter passage according to specific needs, and the change of fluid passage quantity can be realized by the telophragma changed different telophragmas or enable varying number.
Description
Technical field
The present invention relates to valve mechanism conventional in the industry such as petroleum production, chemical industry, particularly, the present invention relates to a kind of rotary multi-way valve.
Background technique
Rotary multi-way valve is more in the sector application such as petroleum production, chemical industry.The rotary multi-way valve of current employing substantially all adopts end face seal, such as application number is the rotary multi-way valve of the patent reports such as CN200720100464.5, CN200620167076.4 and CN200620135470.X, require that end face machining accuracy is high, but it is frequent owing to rotating in use, end face seal is is easily worn and torn, and causes leak of liquid and cross pollution.
Summary of the invention
The object of the invention is to, in order to solve the problem, provide a kind of rotary multi-way valve.
In order to realize above-mentioned purpose of the present invention, the invention provides a kind of rotary multi-way valve, comprising: the stator 1 of close mechanism 3 and coaxial setting and rotor 2;
Described close mechanism 3 arranges on the stator 1, centripetally on the face perpendicular to rotor running shaft is uniformly distributed, and by the contact with the breach on rotor 2 or projection or be switched on or switched off away from controlling close mechanism 3.
One as such scheme is improved, and described close mechanism 3 is centripetal to be uniformly distributed; During notch alignment one close mechanism 3 on described rotor 2, this close mechanism 3 is not extruded, and is in on-state, does not have and the close mechanism of notch alignment is extruded, and is in off state; When projection on described rotor 2 aims at a close mechanism 3, this close mechanism 3 is extruded, and is in off state, does not have not to be extruded with the protruding close mechanism aimed to be in on-state.
As another improvement of such scheme, described rotary multi-way valve comprises hold-down mechanism 4, this hold-down mechanism 4 comprises the sheathed fixed cover 4-2 of elasticity and depression bar 4-1 wherein, and under elastic reaction, the close mechanism 3 be arranged in hold-down mechanism 4 is in off state; Described hold-down mechanism 4 is arranged on the stator 1, and with the male cooperation on rotor 2; When projection on described rotor 2 goes to hold-down mechanism 4, this hold-down mechanism 4 is extruded, and close mechanism 3 is in on-state; Described depression bar 4-1 is provided with vertical projection.
As another improvement of such scheme, described rotary multi-way valve is internal rotor external stator, inner stator external rotor, upper stator lower rotor part, lower stator upper rotor part; Described stator 1 comprises a chassis 1-1, and takes over a business 1-3 and telophragma 1-2, and the projection and groove that are provided with engaging mutually between telophragma are taken over a business in chassis.
Also one improving as such scheme, the tubulose that close mechanism 3 is processed into for having elastic material; Described close mechanism 3 comprises the sheathed piston cavity 3-2 of elasticity and piston rod 3-1 wherein, described piston cavity 3-2 is provided with opening, under elastic reaction, import and export with fluid passage and be communicated with, when piston rod 3-1 is extruded, opening on piston cavity 3-2 is blocked by piston rod 3-1, and fluid passage is in off state; Described close mechanism 3 comprises the sheathed piston cavity 3-2 of elasticity and piston rod 3-1 wherein, and described piston rod 3-1 is provided with breach, and when piston rod 3-1 is in squeezed state, breach is communicated with fluid passage, is in on-state; Under elastic reaction, breach and fluid passage stagger, and fluid passage is in off state.
Improve as the also a kind of of such scheme, the rotation of described rotor 2 is manual, Vidacare corp driving.
According to the structure that the break-make of the different fluid passage of rotary multi-way valve of the present invention is by being made up of stator 1, rotor 2 and close mechanism 3, or the structure to be made up of stator 1, rotor 2, close mechanism 3 and hold-down mechanism 4 realizes, as shown in Fig. 1 a, Fig. 1 b, Fig. 1 c, Fig. 1 d.Stator 1 is relatively-stationary, and close mechanism 3 (or close mechanism 3 and hold-down mechanism 4) is installed on stator 1; Rotor 2 can rotate around running shaft, it have breach or projection, so just make stator 1 and rotor 2 close on distance between face breach or high spot different from non-breach or non-high spot, difference due to this distance will make close mechanism 3 be in different states, thus realize the break-make of corresponding fluid passage, as shown in Fig. 1 a, Fig. 1 b, Fig. 1 c, Fig. 1 d, the close mechanism in the left side of these four figure is on-state, and the close mechanism on right side is off state.Several modes can be divided into: the first is internal rotor outer stator structure according to basic structure and break-make mode, pressure is closed releasably, as shown in Figure 1a, internal rotor is with jagged, when on notch alignment stator during a certain close mechanism, this close mechanism is not extruded by internal rotor, is in on-state, other close mechanisms not being in gap position are then extruded by internal rotor, are in off state; The second is internal rotor outer stator structure, press off loose pass formula, as shown in Figure 1 b, with projection on internal rotor, when projection aims at a certain hold-down mechanism on stator, the spring 5 that this hold-down mechanism is corresponding is in squeezed state under the active force of internal rotor, hold-down mechanism to the squeezing action of close mechanism without, therefore close mechanism is in on-state, in like manner, other close mechanisms not being in raised position are subject to the extruding of hold-down mechanism, be then in off state; The third is inner stator outer-rotor structure, and pressure is closed releasably, as illustrated in figure 1 c, external rotor is with jagged, its working principle and the first internal rotor outer stator structure, and the working principle that pressure is closed releasably is similar; 4th kind is inner stator outer-rotor structure, presses off loose pass formula, as shown in Figure 1 d, with projection on external rotor, and its working principle and the second internal rotor outer stator structure, the working principle pressing off loose pass formula is similar; 5th kind is upper stator lower rotor part structure (or lower stator upper rotor part structure), and pressure is closed releasably, its working principle and the first internal rotor outer stator structure, and the working principle that pressure is closed releasably is similar; 6th kind is upper stator lower rotor part structure (or lower stator upper rotor part structure), and press off loose pass formula, its working principle and the second internal rotor outer stator structure, the working principle pressing off loose pass formula is similar.
" pressure " and " pine " in described " pressing off pine to close " and " pressure pass is unclamped " refers to the interaction between rotor 2 and close mechanism 3 or hold-down mechanism 4." pressure " refers to and refers to that between rotor 2 and close mechanism 3 or hold-down mechanism 4 be in squeezed state, has interaction force between the two; " pine " refers to and refers to that between rotor 2 and close mechanism 3 or hold-down mechanism 4 be in loose condition (of surface), has certain gap between the two.And "ON" wherein and "Off" refer to " connection " of close mechanism 3 and the state of "off" respectively.
Tool of the present invention has the following advantages and beneficial effect: the fluid passage of rotary multi-way valve involved in the present invention is completely separate, therefore can not cause the cross pollution between different fluid because sealing malfunctioning; The close mechanism of composition fluid passage is independent parts, changes more flexible, therefore avoids causing whole valve to scrap because the wearing and tearing of some fluid passages; This rotary multi-way valve has stronger designability, can the quantity of alter passage according to specific needs, and the change of fluid passage quantity can be realized by the telophragma changed different telophragmas or enable varying number.
Accompanying drawing explanation
Fig. 1 a is the internal rotor outer stator structure of patent of the present invention, and pressure closes the schematic diagram of loosen mode;
Fig. 1 b is the internal rotor outer stator structure of patent of the present invention, presses off the schematic diagram of loose pass pattern;
Fig. 1 c is the inner stator outer-rotor structure of patent of the present invention, and pressure closes the schematic diagram of loosen mode;
Fig. 1 d is the inner stator outer-rotor structure of patent of the present invention, presses off the schematic diagram of loose pass pattern;
Fig. 2 a is the general structure front section view of the internal rotor outer stator type of the rotary multi-way valve of patent of the present invention;
Fig. 2 b is the general structure front section view of the inner stator external rotor type of the rotary multi-way valve of patent of the present invention;
Fig. 2 c is the general structure front section view of the upper stator lower rotor part formula of the rotary multi-way valve of patent of the present invention;
Fig. 3 a-1 is the elastic material tubular type close mechanism schematic diagram of patent of the present invention;
Fig. 3 a-2 is the elastic material tubular type close mechanism schematic diagram of patent of the present invention;
Fig. 3 a-3 is the elastic material tubular type close mechanism schematic diagram of patent of the present invention;
Fig. 3 a-4 is the elastic material tubular type close mechanism schematic diagram of patent of the present invention;
Fig. 3 b-1 is the elastic material close mechanism front sectional view of the special processing of patent of the present invention;
Fig. 3 b-2 is the left view of the elastic material close mechanism of the special processing of patent of the present invention;
Fig. 3 c-1 is the schematic diagram that the pressure of patent of the present invention closes the off state of releasably piston close mechanism;
Fig. 3 c-2 is the schematic diagram that the pressure of patent of the present invention closes the on-state of releasably piston close mechanism;
Fig. 3 d-1 is the schematic diagram that the pressure of the band bearing of patent of the present invention closes the off state of releasably piston close mechanism;
Fig. 3 d-2 is the schematic diagram that the pressure of the band bearing of patent of the present invention closes the on-state of releasably piston close mechanism;
Fig. 3 e-1 is the schematic diagram pressing off the on-state of loose pass formula piston close mechanism of patent of the present invention;
Fig. 3 e-2 is the schematic diagram pressing off the on-state of loose pass formula piston close mechanism of patent of the present invention;
Fig. 3 f-1 is the schematic diagram pressing off the on-state of loose pass formula piston close mechanism of the band bearing of patent of the present invention;
Fig. 3 f-2 is the schematic diagram pressing off the off state of loose pass formula piston close mechanism of the band bearing of patent of the present invention;
Fig. 4 a-1 is the schematic diagram that the pressure of patent of the present invention closes the off state of releasably hold-down mechanism;
Fig. 4 a-2 is the schematic diagram that the pressure of patent of the present invention closes the on-state of releasably hold-down mechanism;
Fig. 4 b-1 is the schematic diagram that the pressure of the band bearing of patent of the present invention closes releasably hold-down mechanism off state;
Fig. 4 b-2 is the schematic diagram that the pressure of the band bearing of patent of the present invention closes releasably hold-down mechanism on-state;
Fig. 4 c-1 is the schematic diagram pressing off loose pass formula hold-down mechanism on-state of patent of the present invention;
Fig. 4 c-2 is the schematic diagram pressing off loose pass formula hold-down mechanism section off state of patent of the present invention;
Fig. 4 d-1 is the schematic diagram pressing off loose pass formula hold-down mechanism on-state of the band bearing of patent of the present invention;
Fig. 4 d-2 is the schematic diagram pressing off loose pass formula hold-down mechanism off state of patent band bearing of the present invention;
Fig. 5 a-1 is the structural representation that patent internal rotor external stator pattern rotor of the present invention directly coordinates with close mechanism;
Fig. 5 a-2 is the structural representation that patent inner stator external rotor pattern rotor of the present invention directly coordinates with close mechanism;
The structural representation that Fig. 5 b-1 to be patent internal rotor external stator pattern rotor of the present invention with pressure close releasably hold-down mechanism and close mechanism coordinates;
The structural representation that Fig. 5 b-2 to be patent inner stator external rotor pattern rotor of the present invention with pressure close releasably hold-down mechanism and close mechanism coordinates;
Fig. 5 c-1 is patent internal rotor external stator pattern rotor of the present invention and the structural representation pressing off loose pass formula hold-down mechanism and close mechanism and coordinate;
Fig. 5 c-2 is patent inner stator external rotor pattern rotor of the present invention and the structural representation pressing off loose pass formula hold-down mechanism and close mechanism and coordinate;
Fig. 6 a-1 is the schematic diagram of the internal rotor bolt matable of patent of the present invention;
Fig. 6 a-2 is the schematic diagram of the projection that in the cooperation 6a-1 of patent of the present invention, bolt uses;
Fig. 6 a-3 is the schematic diagram of the projection that in the cooperation 6a-1 of patent of the present invention, bolt uses;
Fig. 6 b-1 is the schematic diagram of the internal rotor draw-in groove fastening-type of patent of the present invention;
Fig. 6 b-2 is the bump diagrams that the draw-in groove of the cooperation 6b-1 of patent of the present invention uses;
Fig. 6 b-3 is the bump diagrams that the draw-in groove of the cooperation 6b-1 of patent of the present invention uses;
Fig. 7 a be patent of the present invention internal rotor on the position front view of breach;
Fig. 7 b be patent of the present invention internal rotor on the position rear view of breach;
Fig. 7 c be patent of the present invention internal rotor on the position left view of breach;
Fig. 7 d be patent of the present invention internal rotor on the position right elevation of breach;
Fig. 8 a-1 is the breach schematic diagram on the internal rotor of patent of the present invention;
Fig. 8 a-2 is the breach schematic diagram on the internal rotor of patent of the present invention;
Fig. 8 b-1 is the breach schematic diagram on the external rotor of patent of the present invention;
Fig. 8 b-2 is the breach schematic diagram on the external rotor of patent of the present invention;
Fig. 8 c-1 is the breach schematic diagram on the lower rotor part of patent of the present invention;
Fig. 8 c-2 is the breach schematic diagram on the lower rotor part of patent of the present invention;
Fig. 8 d-1 is the bump diagrams on the internal rotor of patent of the present invention;
Fig. 8 d-2 is the bump diagrams on the internal rotor of patent of the present invention;
Fig. 8 d-3 is the bump diagrams on the internal rotor of patent of the present invention;
Fig. 8 e-1 is the bump diagrams on the external rotor of patent of the present invention;
Fig. 8 e-2 is the bump diagrams on the external rotor of patent of the present invention;
Fig. 8 e-3 is the bump diagrams on the external rotor of patent of the present invention;
Fig. 8 f-1 is the bump diagrams on the lower rotor part of patent of the present invention;
Fig. 8 f-2 is the bump diagrams on the lower rotor part of patent of the present invention;
Fig. 8 f-3 is the bump diagrams on the lower rotor part of patent of the present invention;
Fig. 9 a is the distribution schematic diagram of the fluid passage on the telophragma of patent of the present invention;
Fig. 9 b-1 is the distribution schematic diagram of the fluid passage on the telophragma of patent of the present invention;
Fig. 9 b-2 is the external rotor plan view of the zonation projection of fluid passage on the telophragma of patent of the present invention;
Fig. 9 c-1 is the distribution schematic diagram of the fluid passage on the upper stator of patent of the present invention;
Fig. 9 c-2 is the lower rotor part schematic diagram of the band projection of fluid passage on the upper stator of patent of the present invention;
Fig. 9 d-1 is the distribution schematic diagram of the fluid passage on the lower stator of patent of the present invention;
Fig. 9 d-2 is the distribution of fluid passage on the lower stator of patent of the present invention and notched upper rotor part schematic diagram;
Fig. 9 e-1 is the distribution schematic diagram of the fluid passage on the telophragma of patent of the present invention;
The internal rotor plan view that Fig. 9 e-2 is fluid passage on the telophragma of patent of the present invention and band is protruding;
Fig. 9 f-1 is the distribution schematic diagram of the fluid passage on the telophragma of patent of the present invention;
Fig. 9 f-2 is the distribution of fluid passage on the telophragma of patent of the present invention and notched external rotor plan view.
Reference character
1, stator 2, rotor 3, close mechanism
4, hold-down mechanism 5, spring 6, bearing
1-1, chassis 1-2, telophragma 1-3, to take over a business
3-1, piston rod 3-2, piston ectosome 4-1, depression bar
4-2, fixed cover
Embodiment
Below in conjunction with the drawings and specific embodiments, rotary multi-way valve of the present invention is described in more detail.
Concrete mounting type: the basic structure of this rotary multi-way valve is made up of stator 1, rotor 2, close mechanism 3 and/or hold-down mechanism 4, stator 1 is again by chassis 1-1, telophragma 1-2 with take over a business 1-3 and form.There are three kinds of citation forms: the first is internal rotor external stator form, as shown in Figure 2 a; The second is inner stator external rotor form, as shown in Figure 2 b; The third is upper stator lower rotor part form (or lower stator upper rotor part form, both are installation direction difference), as shown in Figure 2 c.Chassis, the telophragma of first two form and on taking over a business with bolt hole, three is fixed up by available some clamping bolts, forms a complete stator.In order to accurately locate when fixing, at chassis, telophragma and the corresponding structure for locating can be set on taking over a business.Also should there be the structure for carrying and locate rotor 2 on chassis with the position of taking over a business upper and rotor contact, its effect be guarantee rotor and stator coaxial, restrict rotor other actions except rotating around running shaft, and reduce chassis and take over a business the larger frictional force produced because contacting between rotor, such as bearing (comprising plain bearing, plane bearing) etc.In general, in the first two form rotary multi-way valve involved by patent of the present invention, chassis and take over a business to have respectively, and telophragma can be designed to multiple as required, as shown in Figure 2 a and 2 b have 3 telophragmas respectively, accordingly, the size of rotor should adapt with it.Close mechanism 3, hold-down mechanism 4, spring 5 etc. are all installed with on telophragma 1-2 (disk is equivalent to stator hereinto).The third form is comparatively simple, the installation direction of close mechanism 3 is become the disk perpendicular to telophragma 1-2, also just processing is on the disk of rotor for breach on corresponding rotor 2 or projection, and can be installed on an axle by stators and rotators, rotor can rotate around axle.
" pressure " and " pine " in described " pressing off pine to close " and " pressure pass is unclamped " refers to the interaction between rotor 2 and close mechanism 3 or hold-down mechanism 4." pressure " refers to that between rotor 2 and close mechanism 3 or hold-down mechanism 4 be in squeezed state, has interaction force between the two; " pine " refers to that between rotor 2 and close mechanism 3 or hold-down mechanism 4 be in loose condition (of surface), has certain gap between the two.And "ON" wherein and "Off" refer to " connection " of close mechanism 3 and the state of "off" respectively.
Described chassis 1-1 and the Main Function of taking over a business 1-3 carrys and fix telophragma 1-2, and locate rotor 2 by the loading ability of bearing be mounted thereon.Under the prerequisite that can realize above-mentioned Main Function, its profile can be various, such as cylindrical body, cuboid etc., it should be able to hold for fixed underpan, telophragma and the bolt hole of bolt of taking over a business, for locating the position structure of telophragma, for carrying and locate the parts such as bearing of rotor, in addition, chassis or take over a business also should have and connect the reserved location of drive system or reserved attachment hole for rotor.Described chassis 1-1 and the making material of taking over a business 1-3 have some strength, machinable hard material, as plexiglass, nylon, stainless steel etc.Chassis 1-1 can set according to specific needs with the various sizes (such as diameter, the length of side, thickness etc.) of taking over a business 1-3, does not do accurate restriction.
The Main Function of described telophragma 1-2 is the parts such as carrying close mechanism 3, hold-down mechanism 4 and spring 5.Outer stator type telophragma can be various, and this patent is profile same with corresponding chassis preferably, and should there be columniform hole at its center, to hold internal rotor; The body contours of internal stator type telophragma is generally cylindrical body, and with the break-make coordinating external rotor to complete fluid passage, its center also needs porose, as columniform hole, to facilitate the external of fluid pathway channel.Close mechanism 3, hold-down mechanism 4 and spring 5 are generally arranged on the inside of telophragma, process in telophragma can hold close mechanism 3, hold-down mechanism 4 and spring 5 accordingly hole, ditch or groove etc.The face being parallel to rotor running shaft telophragma carrying close mechanism can be designed to movable piece of formula, adjusting nut can be increased, can regulate perpendicular to the distance on rotor running shaft direction between itself and rotor like this, to meet the requirement of the close mechanism of the elastic material of different wall.Telophragma should have corresponding to chassis fixed underpan, telophragma and the bolt hole of bolt of taking over a business, for the position structure etc. of locating.The making material of described telophragma 1-2 has some strength, machinable hard material, as plexiglass, nylon, stainless steel etc.The various sizes (such as diameter, the length of side, thickness etc.) of telophragma 1-2 can set according to specific needs, do not do accurate restriction.
Described close mechanism 3 is that tool is effigurate, hollow, deformation can be there is or certain displacement can occur one of them constituent elements under the effect of external force, after external force is cancelled, this deformation or displacement can recover ortho states automatically or under miscellaneous part helps, and the class device switching on and off two states of this two states corresponding hollow passage respectively.Four classes can be broadly divided into: the first kind is the pipe of elastic material of commercially available various materials, all size as this kind of device of close mechanism, as silicone tube, emulsion tube etc., as shown in Figure 3 a, after being subject to external force extruding, relative tube wall fits together, and fluid passage is disconnected, after external force is cancelled, automatically can recover, the fluid passage of disconnection is connected; Equations of The Second Kind is the elastic material using commercially available silicone tube, emulsion tube etc., a class close mechanism through processing especially, wherein representative just like shown in Fig. 3 b-1 and 3b-2, when external force extrudes the side with taper cork, taper cork enters import, or in the pipe of outlet, in closed state, after external force is cancelled, then in the state opened, patent of the present invention is including, but not limited to the close mechanism of the elastic material through special processing of this kind of profile; 3rd class is a kind of piston type close mechanism, its basic structure is made up of piston rod 3-1 and piston ectosome 3-2, surface of contact between the two should be sealing, its rapidoprint is the various materials of wear resistant corrosion resistant, such as stainless steel etc., for adapt to the rotary multi-way valve involved by this patent technological scheme described in content, piston type close mechanism can be divided into pressure to close releasably (as shown in Fig. 3 c-1,3c-2,3d-1 and 3d-2) and press off loose pass formula (as shown in Fig. 3 e-1,3e-2,3f-1 and 3f-2).The working principle that pressure shown in Fig. 3 c-1,3c-2,3d-1 and 3d-2 closes releasably piston close mechanism is: when the outer end of piston rod 3-1 is subject to external force, spring 5 between piston rod 3-1 and piston ectosome 3-2 is in squeezed state, now one of import and export of fluid passage are blocked by the inner of piston rod 3-1, be then in off state; If the power acting on piston rod 3-1 outer end is cancelled, piston rod 3-1 moves outward under the elastic force effect of spring 5, then fluid passage is in on-state.The working principle pressing off loose pass formula piston close mechanism shown in figure Fig. 3 e-1,3e-2,3f-1 and 3f-2 is: have ring-type breach in the appropriate location of piston rod 3-1, when the outer end of piston rod 3-1 is subject to external force, spring 5 between piston rod 3-1 and piston ectosome 3-2 is in squeezed state, ring-type breach now on piston rod 3-1 is just in time connected with the import and export of fluid passage, is in on-state; If the power acting on piston rod 3-1 outer end is cancelled, piston rod 3-1 moves outward under the elastic force effect of spring 5, then fluid passage is in on-state.In order to reduce frictional force when rotor directly contacts with close mechanism, suitable oiling agent can be used between, also parts such as bearing 6 grade can be installed by rights in the outer end of piston type close mechanism piston rod, become and slide as rolling, frictional force can be reduced to a great extent, extend the working life of associated components, as shown in Fig. 3 e-1,3e-2,3f-1 and 3f-2.The profile of piston type close mechanism can change profile, the shape such as imported and exported, position etc. according to specific needs, and the size of its profile also can change as required, and this patent is not limited to this; 4th class is commercially available various models, the valve of all size.
Described hold-down mechanism 4 is class parts between 2 rotors 4 and close mechanism 3, its effect is: when rotor directly contacts with close mechanism, and relative movement between the two for sliding time, the sliding friction in face between rotor and close mechanism and face is converted to the rolling between rotor and the roller of hold-down mechanism or the sliding friction between rotor and hold-down mechanism, to extend the working life of close mechanism.Similar with piston type close mechanism, hold-down mechanism also can be divided into two classes: pressure is closed releasably (as shown in Fig. 4 a-1,4a-2,4b-1 and 4b-2) and press off loose pass formula (as shown in Fig. 4 c-1,4c-2,4d-1 and 4d-2).Fig. 4 a-1, 4a-2, the working principle that pressure shown in 4b-1 and 4b-2 closes releasably hold-down mechanism is: the depression bar 4-1 of hold-down mechanism is arranged in fixed cover 4-2, there is spring 5 between the two, when depression bar 4-1 be subject to coming from one end of rotor contact the power that rotor applies time, spring 5 will be compressed, the other end of depression bar 4-1 moves thereupon, the close mechanism between depression bar 4-1 and telophragma will be extruded, and when external force is cancelled, depression bar 4-1 resets again by the elastic force of spring, close mechanism is not just in the state be extruded, so just can complete the disconnection of close mechanism and the conversion of connecting these two states, Fig. 4 c-1, 4c-2, the working principle pressing off loose pass formula close mechanism shown in 4d-1 and 4d-2 is: with vertical extra projection on the depression bar 4-1 of hold-down mechanism, when depression bar 4-1 be not subject to coming from one end of rotor contact the power that rotor applies time, depression bar 4-1 is extruded under the elastic force effect of spring with the close mechanism vertically between projection and telophragma, and when depression bar 4-1 be subject to coming from one end of rotor contact the power that rotor applies time, this is made every effort to overcome the elastic force that takes spring and depression bar 4-1 is subjected to displacement, thus the extruding making close mechanism be subject to is cancelled, so just can complete the disconnection of close mechanism and the conversion of connecting these two states, can find out intuitively from Fig. 1 b and 1d.In order to reduce frictional force when rotor directly contacts with hold-down mechanism, suitable oiling agent can be used between, also in one end of hold-down mechanism depression bar 4-1 and rotor contact, the parts such as bearing 6 can be installed by rights, become and slide as rolling, frictional force can be reduced to a great extent, extend the working life of associated components, as shown in Fig. 4 b-1,4b-2 and 4d-1 and 4d-2.The profile of hold-down mechanism and size can change according to specific needs, and such as depression bar 4-1 and fixed cover 4-2 profile can be round.
Suitable, no matter be positioned at which angle, all only have effect to the multiple close mechanism or hold-down mechanism that are in same level; Highly suitable, height herein refers to breach or high spot rotor surface vertical with the rotating shaft direction of rotor and the distance of non-breach or non-high spot rotor surface, and the close mechanism of correspondence can complete the switching switching on and off these two states of fluid passage before and after the deformation of this distance of generation.Fig. 8 a-1,8a-2,8b-1,8b-2,8c-1,8c-2,8d-1,8d-2,8d-3,8e-1,8e-2,8e-3,8f-1,8f-2 and 8f-3 are breach or the projection of several typical shape on internal rotor, external rotor and lower rotor part, and this patent is including, but not limited to this.
The rotating drive mode of described rotor 2 can be manual drives, also can be to be with spacing Vidacare corp to drive, and also can be the Vidacare corp driving with feedback signal actuator and position-limit mechanism.The rotational power of rotor 2 applies position and can adopt suitable pattern according to concrete driving mode, such as handle, gear etc.The Vidacare corp that described band is spacing and the Vidacare corp driving with feedback signal actuator and position-limit mechanism are the Vidacare corp of current commercially available, available single revolution equal angular, angular turn pattern is determined in the timing such as, adopted in automatic Fraction Collector, and use in the automatic sampler of some chromatography instrument after the extraneous electrical signal of response, can automatically rotate the device etc. of an angle determined.
Embodiment 1
Pressure is as shown in Figure 1a adopted to close releasably, internal rotor external stator pattern; Its general structure adopts as shown in Figure 2 a; The distribution of the fluid passage on telophragma as illustrated in fig. 9, adopts four tunnel distribution modes; Adopt 3 telophragmas to stack, have a chassis, have one to take over a business above under it, chassis, telophragma and the fastening means of taking over a business are that bolt is fixed; The external diameter of telophragma is 160mm, and internal diameter is 108mm, and close mechanism---the groove of silicone tube is semi-circular shape to the carrying of its upper surface, and toric radius is 60mm, and corresponding pipe diameter is 12mm; Rotor adopts internal rotor form as shown in Fig. 7 a, 7b, 7c and 7d, and the diameter of body cylindrical is 100mm, and the height of breach is 10mm, and the distribution of breach is as shown in Fig. 7 a, 7b, 7c and 7d, and the Notch angle that three telophragmas are corresponding is different; The form of breach adopts the nicked form as shown in Fig. 8 a-2; Close mechanism adopts silicone tube as shown in Figure 3 a, and external diameter is 10mm, and internal diameter is 5mm; The relative position relation of internal rotor and close mechanism is as shown in Fig. 5 a-1; The face being parallel to running shaft of telophragma carrying close mechanism is 4mm to the distance of the non-indentation, there of internal rotor, is 14mm with the distance of internal rotor indentation, there; Chassis is provided with the plane bearing that diameter is 50mm, is fixed on below plane bearing on chassis, be fixed on internal rotor above, take over a business and also plain bearing is installed, the stability that internal rotor rotates can be ensured; The driving mode of rotor is manual.Make between internal rotor and close mechanism silicone tube with lubricator, the frictional force between both can be reduced.
Each hand rotation internal rotor 90 degree clockwise, the silicone tube be distributed on telophragma will be opened successively, other be then in off state.
Embodiment 2
Adopt as shown in Figure 1 d press off loose pass formula, inner stator external rotor pattern; Its general structure adopts as shown in Figure 2 b; The distribution of the fluid passage on telophragma, as shown in Fig. 9 b-1, adopts five tunnel distribution modes; Only use 1 telophragma, have a chassis under it, have one to take over a business above, chassis, telophragma and the fastening means of taking over a business are that bolt is fixed; The external diameter of telophragma is 100mm, and internal diameter is 50mm, and its upper surface has the groove of carrying close mechanism 3 and hold-down mechanism 4; Rotor adopts the external rotor form as shown in Fig. 9 b-2, and the external diameter of main body cylinder is 160mm, and internal diameter is 118mm, and protruding height is 10mm, only has a projection; Close mechanism adopts silicone tube as shown in Figure 3 a, and external diameter is 10mm, and internal diameter is 5mm; Hold-down mechanism adopts and press off loose pass formula close mechanism as shown in Fig. 4 c-1 and 4c-2; The relative position relation of external rotor, hold-down mechanism and close mechanism is as shown in Fig. 5 c-2; When the projection of external rotor does not aim at one end of hold-down mechanism, the distance of its distance external rotor is 1mm, and this hold-down mechanism, by the active force of spring 5, makes close mechanism 3---silicone tube is in off state; Chassis is provided with the plane bearing that diameter is 120mm, is fixed on below plane bearing on chassis, be fixed on internal rotor above, take over a business and also plain bearing is installed, the stability that internal rotor rotates can be ensured; The driving mode of rotor is that actuating motor timing drives, and its angle of at every turn rotating is 72 degree.Make between external rotor and hold-down mechanism with lubricator, the frictional force between both can be reduced.
Each hand rotation internal rotor 72 degree clockwise, the silicone tube be distributed on telophragma will be opened successively, other be then in off state.
Embodiment 3
Adopt as shown in Figure 1 d press off loose pass formula; Its general structure adopts as shown in Figure 2 c, is upper stator lower rotor part pattern; The distribution of the fluid passage on upper stator, as shown in Fig. 9 c-1, adopts six tunnel distribution modes; The external diameter of upper stator and lower rotor part is 180mm, and the internal diameter of upper stator is 50mm, and the internal diameter of lower rotor part is 70mm, middle axle is diameter is 50mm, and upper stator is fixed on axis, and lower rotor part is connected with axis by a plain bearing, the internal diameter of this bearing is 50mm, and external diameter is 70mm; Close mechanism is silicone tube as shown in Figure 3 a, and its external diameter is 16mm, and internal diameter is 6mm; The hold-down mechanism adopted is for pressing off loose pass formula close mechanism such as shown in Fig. 4 d-1 and 4d-2; The relative position relation of lower rotor part, hold-down mechanism and close mechanism is as shown in Fig. 5 c-2, and just its orientation of installing is at right angle setting; The upper surface of lower rotor part has projection, and protruding height is 10mm; The driving mode of lower rotor part is the automatic driving that can respond outer signals, after driving navigation system obtains a signal, drive motor will be made to start, stop, this completes the switching of the on off operating mode of different fluid passage after automatically rotating 60 degree.
Embodiment 4
Pressure is as shown in Figure 1a adopted to close releasably; Its general structure adopts as shown in Figure 2 c, is submode under upper rotor part; The distribution of the fluid passage on lower stator, as shown in Fig. 9 d-1, adopts eight tunnel distribution modes; The external diameter of lower stator and upper rotor part is 180mm, and the internal diameter of lower stator is 50mm, and the internal diameter of upper rotor part is 70mm, middle axle is diameter is 50mm, and lower stator is fixed on axis, and upper rotor part is connected with axis by a plain bearing, the internal diameter of this bearing is 50mm, and external diameter is 70mm; Close mechanism is silicone tube as shown in Figure 3 a, and its external diameter is 16mm, and internal diameter is 6mm; The hold-down mechanism adopted closes releasably close mechanism for the such as pressure shown in Fig. 4 b-1 and 4b-2; The relative position relation of upper rotor part, hold-down mechanism and close mechanism is as shown in Fig. 5 b-2, and just its orientation of installing is at right angle setting; The lower surface of upper rotor part is jagged, and the degree of depth of breach is for 10mm is as shown in Fig. 9 d-2; The driving mode of upper rotor part is manual drives, and when after rotation 90 degree, the position of breach moves to relevant position, next fluid passage, then this fluid passage is in on-state.
Embodiment 5
Adopt internal rotor external stator pattern; Its general structure adopts as shown in Figure 2 a; The distribution of the fluid passage on telophragma, as shown in Fig. 9 e-1, adopts six tunnel distribution modes; Adopt 2 telophragmas to stack, have a chassis, have one to take over a business above under it, chassis, telophragma and the fastening means of taking over a business are that bolt is fixed; The external diameter of telophragma is 160mm, and internal diameter is 108mm, the groove of its upper surface carrying close mechanism; Rotor adopts the internal rotor form as shown in Fig. 9 e-2, and the diameter of body cylindrical is 90mm, and protruding height is 10mm; Close mechanism adopts the piston type close mechanism as shown in Fig. 3 f-1 and 3f-2, and the maximum displacement of piston rod is 8mm; Close mechanism piston rod bearing one end is 2mm apart from the distance of the non-high spot of rotor; Chassis is provided with the plane bearing that diameter is 50mm, is fixed on below plane bearing on chassis, be fixed on internal rotor above, take over a business and also plain bearing is installed, the stability that internal rotor rotates can be ensured; The driving mode of rotor is manual.Make between internal rotor and close mechanism silicone tube with lubricator, the frictional force between both can be reduced.
Each hand rotation internal rotor 60 degree clockwise, the piston rod being distributed in the piston type close mechanism on telophragma will be promoted by projection, and corresponding fluid passage will be opened successively, other be then in off state.
Embodiment 6
Pressure is as illustrated in figure 1 c adopted to close releasably, inner stator external rotor pattern; Its general structure adopts as shown in Figure 2 b; The distribution of the fluid passage on telophragma, as shown in Fig. 9 f-1, adopts eight tunnel distribution modes; Adopt 1 telophragma to stack, have a chassis, have one to take over a business above under it, chassis, telophragma and the fastening means of taking over a business are that bolt is fixed; The external diameter of telophragma is 100mm, and internal diameter is 50mm, the groove of its upper surface carrying close mechanism; Rotor adopts the external rotor form as shown in Fig. 9 f-2, and the external diameter of body cylindrical is 160mm, and internal diameter is 120mm, and the degree of depth of breach is 10mm; Close mechanism adopts the piston type close mechanism as shown in Fig. 3 d-1 and 3d-2, and the maximum displacement of piston rod is 8mm; Chassis is provided with the plane bearing that diameter is 120mm, is fixed on below plane bearing on chassis, be fixed on external rotor above, take over a business and also plain bearing is installed, the stability that internal rotor rotates can be ensured; The driving mode of rotor is the electronic angle that it rotates at every turn is 45 degree.Each hand rotation internal rotor 45 degree of corresponding fluid passages clockwise will be opened successively, other be then in off state.
Claims (8)
1. a rotary multi-way valve, is characterized in that, described rotary multi-way valve comprises: the stator (1) of some close mechanisms (3), coaxial setting and rotor (2);
A part for described close mechanism (3) is located in stator (1), and is arranged in the plane perpendicular to running shaft; Described close mechanism (3) by with the breach on rotor (2) or coordinating of projection control being switched on or switched off of close mechanism (3), described close mechanism (3) is centripetal to be uniformly distributed; Described rotary multi-way valve is internal rotor external stator, inner stator external rotor, upper stator lower rotor part or lower stator upper rotor part.
2. rotary multi-way valve according to claim 1, is characterized in that, when the breach on described rotor (2) goes to close mechanism (3), this close mechanism (3) is in on-state.
3. rotary multi-way valve according to claim 1, is characterized in that, when the projection on described rotor (2) goes to close mechanism (3), this close mechanism (3) is extruded, and is in off state.
4. rotary multi-way valve according to claim 1, it is characterized in that, described rotary multi-way valve comprises hold-down mechanism (4), this hold-down mechanism (4) comprises the sheathed fixed cover of elasticity (4-2) and depression bar wherein (4-1), under elastic reaction, the close mechanism (3) be arranged in hold-down mechanism (4) is in off state; Described hold-down mechanism (4) is arranged on stator (1), and with the male cooperation on rotor (2); When projection on described rotor (2) goes to hold-down mechanism (4), this hold-down mechanism (4) is extruded, and close mechanism (3) is in on-state.
5. rotary multi-way valve according to claim 4, is characterized in that, described depression bar (4-1) is provided with vertical projection.
6. rotary multi-way valve according to claim 1, is characterized in that, the tubulose that described close mechanism (3) is processed into for having elastic material.
7. rotary multi-way valve according to claim 1, it is characterized in that, described close mechanism (3) comprises the sheathed piston cavity of elasticity (3-2) and piston rod wherein (3-1), described piston cavity (3-2) is provided with opening, under elastic reaction, import and export with fluid passage and be communicated with, when piston rod (3-1) is extruded, opening on piston cavity (3-2) is blocked by piston rod (3-1), and fluid passage is in off state.
8. the rotary multi-way valve according to claim 1 or 7, it is characterized in that, described close mechanism (3) comprises the sheathed piston cavity of elasticity (3-2) and piston rod wherein (3-1), described piston rod (3-1) is provided with breach, when piston rod (3-1) is in squeezed state, breach is communicated with fluid passage, is in on-state; Under elastic reaction, breach and fluid passage stagger, and fluid passage is in off state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010602604.5A CN102537411B (en) | 2010-12-14 | 2010-12-14 | A kind of rotary multi-way valve |
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| CN201010602604.5A CN102537411B (en) | 2010-12-14 | 2010-12-14 | A kind of rotary multi-way valve |
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| CN102537411A CN102537411A (en) | 2012-07-04 |
| CN102537411B true CN102537411B (en) | 2016-04-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104674742B (en) * | 2013-11-28 | 2018-01-23 | 长沙中联重科环境产业有限公司 | Swivel joint, sweep disk and road cleaning vehicle |
| CN104674732B (en) * | 2013-11-28 | 2017-11-24 | 长沙中联重科环境产业有限公司 | Swivel joint, sweep disk and road cleaning vehicle |
| CN104180022B (en) * | 2014-06-30 | 2016-06-08 | 浙江泛泰仪器有限公司 | A kind of can flexible transformation without the multiport valve of crossed contamination |
| CN104452631B (en) * | 2014-10-23 | 2016-03-23 | 常德中联重科液压有限公司 | fluid dispensing mechanism and engineering machinery |
| CN105525989B (en) * | 2016-01-26 | 2018-01-12 | 江苏盛源燃气动力机械有限公司 | A kind of automobile-used bifuel system using natural gas |
| CN106090311B (en) * | 2016-06-27 | 2018-03-20 | 苏州麦可旺志生物技术有限公司 | One kind of multiple fluid periodicity directional stream-guidance devices |
| CN106224566B (en) * | 2016-08-29 | 2018-10-09 | 约翰斯顿流体科技（无锡）有限公司 | A kind of butterfly valve that butterfly plate improvement makes sealing effect excellent |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0084699A1 (en) * | 1982-01-22 | 1983-08-03 | Richard Millington And Company Limited | Beverage dispensing apparatus |
| CN1550700A (en) * | 2003-05-13 | 2004-12-01 | ������������ʽ���� | Pipe valve,pipe valve device and head cleaning device |
| CN102686902A (en) * | 2010-11-29 | 2012-09-19 | 北京京西重工有限公司 | Hydraulic damper assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201269331Y (en) * | 2008-09-27 | 2009-07-08 | 上海泰威技术发展有限公司 | Simple pipe type three-position three-way valve |
-
2010
- 2010-12-14 CN CN201010602604.5A patent/CN102537411B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0084699A1 (en) * | 1982-01-22 | 1983-08-03 | Richard Millington And Company Limited | Beverage dispensing apparatus |
| CN1550700A (en) * | 2003-05-13 | 2004-12-01 | ������������ʽ���� | Pipe valve,pipe valve device and head cleaning device |
| CN102686902A (en) * | 2010-11-29 | 2012-09-19 | 北京京西重工有限公司 | Hydraulic damper assembly |
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