CN102537411A - Rotary multi-way valve - Google Patents
Rotary multi-way valve Download PDFInfo
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- CN102537411A CN102537411A CN2010106026045A CN201010602604A CN102537411A CN 102537411 A CN102537411 A CN 102537411A CN 2010106026045 A CN2010106026045 A CN 2010106026045A CN 201010602604 A CN201010602604 A CN 201010602604A CN 102537411 A CN102537411 A CN 102537411A
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Abstract
The invention relates to a rotary multi-way valve, which comprises a plurality of closing mechanisms (3), a stator (1) and a rotor (2). The stator (1) and the rotor (2) are arranged coaxially, a part of each of the closing mechanisms (3) is penetratingly arranged in the stator (1) and on the plane perpendicular to a rotary shaft, and the closing mechanisms (3) are controlled to be on or off by matching with notches or projections on the rotor (2). Fluid passages of the rotary multi-way valve are independent mutually completely so that cross pollution of different fluids can be avoided. Each of the closing mechanisms forming the fluid passages is an independent component and can be changed more flexibly and conveniently so that scrap of the integral valve due to one abraded fluid passage is avoided. The rotary multi-way valve has higher designability, and the number of the fluid passages can be changed by changing different middle discs or using different numbers of middle discs according to specific needs.
Description
Technical field
The present invention relates to valve mechanism commonly used in the industries such as petroleum production, chemical industry, particularly, the present invention relates to a kind of rotation multiple-way valve.
Background technique
The rotation multiple-way valve is more in sector applications such as petroleum production, chemical industry.The rotation multiple-way valve that adopts at present basically all adopts end face seal; For example application number is the rotation multiple-way valve of patent reports such as CN200720100464.5, CN200620167076.4 and CN200620135470.X; Require the end face machining accuracy high; But owing to rotate frequently in use, the end face seal easy abrasion causes leak of liquid and cross pollution.
Summary of the invention
To the objective of the invention is in order addressing the above problem, a kind of rotation multiple-way valve to be provided.
In order to realize above-mentioned purpose of the present invention, the invention provides a kind of rotation multiple-way valve, comprising: the stator 1 and the rotor 2 of close mechanism 3 and coaxial setting;
Described close mechanism 3 is arranged on the stator 1, entad evenly distribute on perpendicular to the face of rotor running shaft, and through with rotor 2 on breach or protruding contacting or be switched on or switched off away from controlling close mechanism 3.
As a kind of improvement of such scheme, described close mechanism 3 entad evenly distributes; During notch alignment one close mechanism 3 on the described rotor 2, this close mechanism 3 is not extruded, and is in on-state, does not have to be extruded with the close mechanism of notch alignment, is in off state; When the convexity on the described rotor 2 was aimed at a close mechanism 3, this close mechanism 3 was extruded, and is in off state, did not have not to be extruded with the protruding close mechanism of aiming to be in on-state.
Another improvement as such scheme; Described rotation multiple-way valve comprises hold-down mechanism 4; This hold-down mechanism 4 comprises fixed cover 4-2 that elasticity is sheathed and depression bar 4-1 wherein, and under elastic reaction, the close mechanism 3 that is arranged in the hold-down mechanism 4 is in off state; Described hold-down mechanism 4 is arranged on the stator 1, and cooperates with convexity on the rotor 2; When the convexity on the described rotor 2 went to hold-down mechanism 4, this hold-down mechanism 4 was extruded, and close mechanism 3 is in on-state; Described depression bar 4-1 is provided with vertical convexity.
As another improvement of such scheme, described rotation multiple-way valve is internal rotor external stator, inner stator external rotor, last stator lower rotor part, following stator upper rotor part; Described stator 1 comprises that a chassis 1-1, takes over a business 1-3 and telophragma 1-2, chassis, take over a business and telophragma between be provided with the convexity and the groove of mutual engaging.
As also improving of such scheme, close mechanism 3 is for having the tubulose that elastic material is processed into; Described close mechanism 3 comprises piston cavity 3-2 that elasticity is sheathed and piston rod 3-1 wherein; Described piston cavity 3-2 is provided with opening; Under elastic reaction, be communicated with the fluid passage import and export, when piston rod 3-1 is extruded; Opening on the piston cavity 3-2 is blocked by piston rod 3-1, and fluid passage is in off state; Described close mechanism 3 comprises piston cavity 3-2 that elasticity is sheathed and piston rod 3-1 wherein, and described piston rod 3-1 is provided with breach, and when piston rod 3-1 was in squeezed state, breach was communicated with fluid passage, is in on-state; Under elastic reaction, breach and fluid passage stagger, and fluid passage is in off state.
As also a kind of improvement of such scheme, the rotation of described rotor 2 is manual, Vidacare corp driving.
Break-make according to the different fluid passage of rotation multiple-way valve of the present invention is the structure of forming through by stator 1, rotor 2 and close mechanism 3; Or the structure of being made up of stator 1, rotor 2, close mechanism 3 and hold-down mechanism 4 realizes, 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 the stator 1; Rotor 2 can rotate around running shaft; Have breach or convexity on it, the distance that stator 1 and rotor 2 are closed between the face is different with non-breach or non-high spot at breach or high spot, because the difference of this distance will make close mechanism 3 be in different state; Thereby realize the break-make of corresponding fluid passage; 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.Can be divided into several modes according to basic structure and break-make mode: first kind is the internal rotor outer stator structure, presses to close releasable, shown in Fig. 1 a; Have breach on the internal rotor; When on the notch alignment stator during a certain close mechanism, this close mechanism by the internal rotor extruding, is not in on-state; Other close mechanisms that are not in gap position are in off state then by the internal rotor extruding; Second kind is the internal rotor outer stator structure, presses off loose pass formula, shown in Fig. 1 b; Have convexity on the internal rotor, when convexity was aimed on the stator a certain hold-down mechanism, this hold-down mechanism corresponding spring 5 was in squeezed state under the active force of internal rotor; Hold-down mechanism has not had the squeezing action of close mechanism, so close mechanism is in on-state, in like manner; Other close mechanisms that are not in raised position receive the extruding of hold-down mechanism, then are in off state; The third is the inner stator outer-rotor structure, presses to close releasable, shown in Fig. 1 c, has breach on the external rotor, and its working principle and first kind of internal rotor outer stator structure press the working principle of closing releasable similar; The 4th kind is the inner stator outer-rotor structure, presses off loose pass formula, shown in Fig. 1 d, has convexity on the external rotor, its working principle and second kind of internal rotor outer stator structure, and the working principle that presses off loose pass formula is similar; The 5th kind is last stator lower rotor part structure (or following stator upper rotor part structure), presses and closes releasable, and its working principle and first kind of internal rotor outer stator structure press the working principle of closing releasable similar; The 6th kind is last stator lower rotor part structure (or following stator upper rotor part structure), presses off loose pass formula, its working principle and second kind of internal rotor outer stator structure, and the working principle that presses off loose pass formula is similar.
" pressure " and " pine " that described " pressing off pine closes " reaches in " press to close and unclamp " is meant the interaction between rotor 2 and close mechanism 3 or the hold-down mechanism 4." pressure " is meant and refers to that between rotor 2 and close mechanism 3 or the hold-down mechanism 4 be to be in squeezed state, interaction force is arranged between the two; " pine " is meant and refers to that between rotor 2 and close mechanism 3 or the hold-down mechanism 4 be to be in loose condition (of surface), certain clearance is arranged between the two.And wherein " opening " and " pass " refer to the state of " connection " and " disconnection " of close mechanism 3 respectively.
The present invention has following advantage and beneficial effect: the fluid passage of rotation multiple-way valve involved in the present invention is fully separate, therefore can be because of not sealing the malfunctioning cross pollution that causes between the different fluid; The close mechanism of forming the fluid passage is independent parts, and replacing is got up more flexible, therefore avoids causing whole valve to scrap because of the wearing and tearing of some fluid passages; This rotation multiple-way valve has stronger designability, can change the quantity of fluid passage according to concrete needs, and the change of fluid passage quantity can realize through the telophragma of changing different telophragmas or launching varying number.
Description of drawings
Fig. 1 a is the internal rotor outer stator structure of patent of the present invention, presses the schematic representation that closes loosen mode;
Fig. 1 b is the internal rotor outer stator structure of patent of the present invention, presses off the schematic representation of loose pass pattern;
Fig. 1 c is the inner stator outer-rotor structure of patent of the present invention, presses the schematic representation that closes loosen mode;
Fig. 1 d is the inner stator outer-rotor structure of patent of the present invention, presses off the schematic representation of loose pass pattern;
Fig. 2 a is the general structure front section view of the internal rotor outer stator type of the rotation multiple-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 rotation multiple-way valve of patent of the present invention;
Fig. 2 c is the general structure front section view of the last stator lower rotor part formula of the rotation multiple-way valve of patent of the present invention;
Fig. 3 a-1 is the elastic material tubular type close mechanism schematic representation of patent of the present invention;
Fig. 3 a-2 is the elastic material tubular type close mechanism schematic representation of patent of the present invention;
Fig. 3 a-3 is the elastic material tubular type close mechanism schematic representation of patent of the present invention;
Fig. 3 a-4 is the elastic material tubular type close mechanism schematic representation of patent of the present invention;
Fig. 3 b-1 looks sectional view for the elastic material close mechanism master 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 closes the schematic representation of the off state of releasable piston close mechanism for the pressure of patent of the present invention;
Fig. 3 c-2 closes the schematic representation of the on-state of releasable piston close mechanism for the pressure of patent of the present invention;
The pressure that Fig. 3 d-1 holds for the tape spool of patent of the present invention is closed the schematic representation of the off state of releasable piston close mechanism;
The pressure that Fig. 3 d-2 holds for the tape spool of patent of the present invention is closed the schematic representation of the on-state of releasable piston close mechanism;
Fig. 3 e-1 is the schematic representation of the on-state that presses off loose pass formula piston close mechanism of patent of the present invention;
Fig. 3 e-2 is the schematic representation of the on-state that presses off loose pass formula piston close mechanism of patent of the present invention;
The schematic representation of the on-state that presses off loose pass formula piston close mechanism that Fig. 3 f-1 holds for the tape spool of patent of the present invention;
The schematic representation of the off state that presses off loose pass formula piston close mechanism that Fig. 3 f-2 holds for the tape spool of patent of the present invention;
Fig. 4 a-1 closes the schematic representation of the off state of releasable hold-down mechanism for the pressure of patent of the present invention;
Fig. 4 a-2 closes the schematic representation of the on-state of releasable hold-down mechanism for the pressure of patent of the present invention;
The pressure that Fig. 4 b-1 holds for the tape spool of patent of the present invention is closed the schematic representation of releasable hold-down mechanism off state;
The pressure that Fig. 4 b-2 holds for the tape spool of patent of the present invention is closed the schematic representation of releasable hold-down mechanism on-state;
Fig. 4 c-1 is the schematic representation that presses off loose pass formula hold-down mechanism on-state of patent of the present invention;
Fig. 4 c-2 is the schematic representation that presses off loose pass formula hold-down mechanism section off state of patent of the present invention;
Fig. 4 d-1 is the schematic representation that presses off loose pass formula hold-down mechanism on-state that the tape spool of patent of the present invention holds;
The schematic representation that presses off loose pass formula hold-down mechanism off state that Fig. 4 d-2 holds for patent tape spool of the present invention;
The structural representation that Fig. 5 a-1 directly cooperates with close mechanism for patent internal rotor external stator pattern rotor of the present invention;
The structural representation that Fig. 5 a-2 directly cooperates with close mechanism for patent inner stator external rotor pattern rotor of the present invention;
Fig. 5 b-1 is patent internal rotor external stator pattern rotor of the present invention and the structural representation of pressing pass releasable hold-down mechanism and close mechanism to cooperate;
Fig. 5 b-2 is patent inner stator external rotor pattern rotor of the present invention and the structural representation of pressing pass releasable hold-down mechanism and close mechanism to cooperate;
Fig. 5 c-1 for patent internal rotor external stator pattern rotor of the present invention with press off the structural representation that loose pass formula hold-down mechanism and close mechanism cooperate;
Fig. 5 c-2 for patent inner stator external rotor pattern rotor of the present invention with press off the structural representation that loose pass formula hold-down mechanism and close mechanism cooperate;
Fig. 6 a-1 is the schematic representation of the internal rotor bolt matable of patent of the present invention;
Fig. 6 a-2 is the schematic representation of the convexity of bolt use among the cooperation 6a-1 of patent of the present invention;
Fig. 6 a-3 is the schematic representation of the convexity of bolt use among the cooperation 6a-1 of patent of the present invention;
Fig. 6 b-1 is the schematic representation of the internal rotor draw-in groove fastening-type of patent of the present invention;
Fig. 6 b-2 is the bump diagrams of the draw-in groove use of the cooperation 6b-1 of patent of the present invention;
Fig. 6 b-3 is the bump diagrams of the draw-in groove use of the cooperation 6b-1 of patent of the present invention;
Fig. 7 a is the position front view of breach on the internal rotor of patent of the present invention;
Fig. 7 b is the position rear view of breach on the internal rotor of patent of the present invention;
Fig. 7 c is the position left view of breach on the internal rotor of patent of the present invention;
Fig. 7 d is the position right elevation of breach on the internal rotor of patent of the present invention;
Fig. 8 a-1 is the breach schematic representation on the internal rotor of patent of the present invention;
Fig. 8 a-2 is the breach schematic representation on the internal rotor of patent of the present invention;
Fig. 8 b-1 is the breach schematic representation on the external rotor of patent of the present invention;
Fig. 8 b-2 is the breach schematic representation on the external rotor of patent of the present invention;
Fig. 8 c-1 is the breach schematic representation on the lower rotor part of patent of the present invention;
Fig. 8 c-2 is the breach schematic representation 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 protruding external rotor plan view of the zonation of the 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 last stator of patent of the present invention;
Fig. 9 c-2 is the protruding lower rotor part schematic representation of the band of the fluid passage on the last stator of patent of the present invention;
Fig. 9 d-1 is the distribution schematic diagram of the fluid passage on the following stator of patent of the present invention;
Fig. 9 d-2 is the distribution and the notched upper rotor part schematic representation of the fluid passage on the following stator of patent of the present invention;
Fig. 9 e-1 is the distribution schematic diagram of the fluid passage on the telophragma of patent of the present invention;
Fig. 9 e-2 is the internal rotor plan view fluid passage on the telophragma of patent of the present invention and the band convexity;
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 and the notched external rotor plan view of the fluid passage on the telophragma of patent of the present invention.
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, 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 accompanying drawing and embodiment, rotation multiple-way valve of the present invention is carried out further detailed explanation.
Concrete mounting type: basic structure of this rotation multiple-way valve is made up of stator 1, rotor 2, close mechanism 3 and/or hold-down mechanism 4, and stator 1 is again by chassis 1-1, telophragma 1-2 with take over a business 1-3 and form.Three kinds of citation forms are arranged: first kind is internal rotor external stator form, shown in Fig. 2 a; Second kind is inner stator external rotor form, shown in Fig. 2 b; The third is to go up stator lower rotor part form (or stator upper rotor part form, both are the installation direction difference) down, shown in Fig. 2 c.The chassis of preceding two kinds of forms, telophragma and take over a business on have bolt hole, available some clamping bolts are fixed up the three, form a complete stator.In order fixedly the time, accurately to locate, can be provided with at chassis, telophragma with on taking over a business and to be used to the structure of locating accordingly.The chassis also should be useful on the structure of carrying and locating rotor 2 with take over a business going up with the rotor position contacting; Its effect is to guarantee that rotor and stator are coaxial; Restrict rotor is except that other actions around running shaft rotates; And reduce the chassis and take over a business with rotor between because of contacting the bigger frictional force that produces, bearing (comprising plain bearing, plane bearing) etc. for example.In general, in the related preceding two kinds of forms rotation multiple-way valve of patent of the present invention, the chassis with take over a business to have respectively one and get final product; And that telophragma can be designed to as required is a plurality of; Shown in Fig. 2 a and Fig. 2 b, 3 telophragmas are arranged respectively, corresponding, the size of rotor should adapt with it.Close mechanism 3, hold-down mechanism 4, spring 5 etc. all install with telophragma 1-2 (disk is equivalent to stator hereinto) on.The third form is comparatively simple; The installation direction of close mechanism 3 is become the disk perpendicular to telophragma 1-2; Breach on the corresponding rotor 2 or protruding also just being processed on the disk of rotor, can stator and rotor be installed on the axle, rotor can rotate around axle.
" pressure " and " pine " that described " pressing off pine closes " reaches in " press to close and unclamp " is meant the interaction between rotor 2 and close mechanism 3 or the hold-down mechanism 4." pressure " is meant that between rotor 2 and close mechanism 3 or the hold-down mechanism 4 be to be in squeezed state, and interaction force is arranged between the two; " pine " is meant that between rotor 2 and close mechanism 3 or the hold-down mechanism 4 be to be in loose condition (of surface), and certain clearance is arranged between the two.And wherein " opening " and " pass " refer to the state of " connection " and " disconnection " of close mechanism 3 respectively.
Described chassis 1-1 and the main effect of taking over a business 1-3 are to carry and fixing telophragma 1-2, and the loading ability of bearing location rotor 2 through being mounted thereon.Under the prerequisite that can realize above-mentioned main effect; Its profile can be various, and for example cylindrical body, cuboid etc. should be able to hold the bolt hole of the bolt that is used for fixing chassis, telophragma and takes over a business on it; Be used to locate the position structure of telophragma; Be used to carry and locate the parts such as bearing of rotor, in addition, chassis or take over a business also should have and is used for rotor and connects the reserved location of drive system or reserve attachment hole.Described chassis 1-1 is that certain intensity, machinable hard material are arranged with the Manufacturing material of taking over a business 1-3, like organic glass, nylon, stainless steel etc.Chassis 1-1 can set according to concrete needs with the various sizes (for example diameter, the length of side, thickness etc.) of taking over a business 1-3, does not do accurate qualification.
The main effect of described telophragma 1-2 is to carry parts such as close mechanism 3, hold-down mechanism 4 and spring 5.The outer stator type telophragma can be various, this patent preferably with the same profile in corresponding chassis, should there be columniform hole at its center, to hold internal rotor; The main body profile of minor telophragma decided at the higher level but not officially announced is generally cylindrical body, accomplishes the break-make of fluid passage to cooperate external rotor, and its center also needs porose, like columniform hole, to make things convenient for the external of fluid passage pipeline.Close mechanism 3, hold-down mechanism 4 and spring 5 generally are installed in the inside of telophragma, in telophragma, process hole, ditch or the groove etc. that can hold close mechanism 3, hold-down mechanism 4 and spring 5 accordingly.The face that is parallel to the rotor running shaft of carrying close mechanism can be designed to movable formula on the telophragma; Can increase adjusting nut; Can regulate perpendicular to the distance on the rotor running shaft direction between itself and the rotor like this, with the requirement of the close mechanism of the elastic material that satisfies different wall.The bolt hole that the bolt that be used for fixing chassis, telophragma and take over a business corresponding with the chassis should be arranged on the telophragma, the position structure that is used to locate etc.The Manufacturing material of described telophragma 1-2 is that certain intensity, machinable hard material are arranged, like organic glass, nylon, stainless steel etc.The various sizes of telophragma 1-2 (for example diameter, the length of side, thickness etc.) can be set according to concrete needs, do not do accurate qualification.
Described close mechanism 3 has definite shape; Hollow; Under the effect of external force deformation can take place or certain displacement can take place one of them constituent elements; After external force was cancelled, this deformation or displacement can be automatically or are helped recovery ortho states down at miscellaneous part, and this two states one type of device that switches on and off two states of corresponding hollow passage respectively.Can be broadly divided into four types as this type device of close mechanism: the first kind is the pipe of the elastic material of commercially available various materials, all size, like silicone tube, emulsion tube etc., shown in Fig. 3 a; After receiving the external force extruding; Relative tube wall fits together, and the fluid passage is broken off, after external force is cancelled; Can recover automatically, the fluid passage of disconnection is connected; Second type of elastic material that is to use commercially available silicone tube, emulsion tube etc., through the one type of close mechanism that processes especially, wherein one of representative is shown in Fig. 3 b-1 and 3b-2; When the external force extruding had a side of taper cork, taper cork got into import, or in the pipe of outlet; Be closed state; After external force is cancelled, the state that then is out, patent of the present invention is including, but not limited to the close mechanism through the elastic material of special processing of this kind profile; The 3rd type 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 seal; Its rapidoprint is the various materials of wear resistant corrosion resistant; For example stainless steel etc. is the described content of technological scheme that adapts to the related rotation multiple-way valve of this patent, and the piston type close mechanism can be divided into pressing and closes releasable (shown in Fig. 3 c-1,3c-2,3d-1 and 3d-2) and press off loose pass formula (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 the 3d-2 is closed releasable piston close mechanism is: when the outer end of piston rod 3-1 receives external force; Spring 5 between piston rod 3-1 and the piston ectosome 3-2 is in squeezed state; This moment, one of import and export of fluid passage were blocked in the inner of piston rod 3-1, then were in off state; Cancel if act on the power of piston rod 3-1 outer end, piston rod 3-1 moves under the elastic force effect of spring 5 outward, and then the fluid passage is in on-state.The working principle that presses off loose pass formula piston close mechanism shown in figure Fig. 3 e-1,3e-2,3f-1 and the 3f-2 is: have the ring-type breach in the appropriate location of piston rod 3-1; When the outer end of piston rod 3-1 receives external force; Spring 5 between piston rod 3-1 and the piston ectosome 3-2 is in squeezed state; Ring-type breach on the piston rod 3-1 just in time is connected with the import and export of fluid passage at this moment, is in on-state; Cancel if act on the power of piston rod 3-1 outer end, piston rod 3-1 moves under the elastic force effect of spring 5 outward, and then the fluid passage is in on-state.Frictional force when directly contacting with close mechanism in order to reduce rotor; Can use suitable oiling agent by between; Also bearing 6 parts such as grade can be installed by rights in the outer end of piston type close mechanism piston rod, become and slide to rolling the power of to reduce friction to a great extent; Prolong the working life of associated components, shown in Fig. 3 e-1,3e-2,3f-1 and 3f-2.The profile of piston type close mechanism can change profile according to concrete needs, the shape of for example importing and exporting, position etc., and the size of its profile also can change as required, and this patent is not limited to this; The 4th type is commercially available various models, the valve of all size.
Described hold-down mechanism 4 is one type of part between 2 rotors 4 and close mechanism 3; Its effect is: when rotor directly contacts with close mechanism; And relatively moving when sliding between the two; The sliding friction of face and face between rotor and the close mechanism is converted into rolling or the sliding friction between rotor and the hold-down mechanism between the roller of rotor and hold-down mechanism, to prolong the working life of close mechanism.Similar with the piston type close mechanism, hold-down mechanism also can be divided into two types: press and close releasable (shown in Fig. 4 a-1,4a-2,4b-1 and 4b-2) and press off loose pass formula (shown in Fig. 4 c-1,4c-2,4d-1 and 4d-2).The working principle that pressure shown in Fig. 4 a-1,4a-2,4b-1 and the 4b-2 is closed the releasable hold-down mechanism is: the depression bar 4-1 of hold-down mechanism is arranged in fixed cover 4-2; Spring 5 is arranged between the two, and when the end that contacts with rotor of depression bar 4-1 receives when coming from the power that rotor applies, spring 5 will be compressed; The other end of depression bar 4-1 moves thereupon; Will push the close mechanism between depression bar 4-1 and telophragma, and when external force was cancelled, the elastic force of spring resetted depression bar 4-1 again; Close mechanism just is not in the state that is extruded, and so just can accomplish the disconnection of close mechanism and the conversion of these two states of connection; The working principle that presses off loose pass formula close mechanism shown in Fig. 4 c-1,4c-2,4d-1 and the 4d-2 is: have vertical extra convexity on the depression bar 4-1 of hold-down mechanism; When the end that contacts with rotor of depression bar 4-1 does not receive when coming from the power that rotor applies; Under the elastic force effect of close mechanism that has on the depression bar 4-1 between vertical convexity and the telophragma, be extruded at spring; And receive when coming from the power that rotor applies when the end that contacts with rotor of depression bar 4-1; This is made every effort to overcome the elastic force of clothes spring and depression bar 4-1 is subjected to displacement; Thereby the extruding that close mechanism is received is cancelled, and so just can accomplish the disconnection of close mechanism and the conversion of these two states of connection, can find out intuitively from Fig. 1 b and 1d.Frictional force when directly contacting with hold-down mechanism in order to reduce rotor; Can use suitable oiling agent by between; Also can bearing 6 parts such as grade be installed by rights, become and slide to rolling the power of to reduce friction to a great extent at the end that hold-down mechanism depression bar 4-1 contacts with rotor; Prolong the working life of associated components, 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 concrete needs, and for example depression bar 4-1 and fixed cover 4-2 profile can be round.
Suitable, no matter be positioned at which angle, all only a plurality of close mechanisms or the hold-down mechanism that is in same level there is effect; Highly suitable; The height here is meant breach or high spot rotor surface in vertical and the rotating shaft direction of rotor and the distance of non-breach or non-high spot rotor surface, and corresponding close mechanism can be accomplished the switching that switches on and off these two states of fluid passage before and after the deformation that this distance takes place.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 the breach or the convexities of several kinds of typical shape on internal rotor, external rotor and the lower rotor part, and this patent is including, but not limited to this.
The rotating drive mode of described rotor 2 can be a manual drives, also can be to drive with spacing Vidacare corp, also can be that the Vidacare corp that has feedback signal actuator and position-limit mechanism drives.The rotational power of rotor 2 applies the position can adopt appropriate mode according to concrete driving mode, for example handle, gear etc.The described Vidacare corp that drive to be current commercially available, available single revolution equal angular with spacing Vidacare corp and the Vidacare corp that has feedback signal actuator and position-limit mechanism; The angular turn pattern is decided in the timing of adopting in the for example automatic Fraction Collector; And use in the automatic sampler of some chromatography instrument can behind the extraneous electrical signal of response, rotate the device of a definite angle etc. automatically.
The pressure of employing shown in Fig. 1 a closed releasable, internal rotor external stator pattern; Its general structure adopts shown in Fig. 2 a; The distribution of the fluid passage on the telophragma is adopted four tunnel distribution modes shown in Fig. 9 a; Adopt 3 telophragmas to stack, a chassis is arranged under it, have one to take over a business above, chassis, telophragma and the fastening means of taking over a business are bolt; The external diameter of telophragma is 160mm, and internal diameter is 108mm, and close mechanism---the groove of silicone tube is a semi-round ring shape, and toric radius is 60mm in its upper surface carrying, and corresponding pipe diameter is 12mm; Rotor adopts the internal rotor form 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 shown in Fig. 7 a, 7b, 7c and 7d, and the breach angle of three telophragma correspondences is different; The form of breach adopts the breach form shown in Fig. 8 a-2; Close mechanism adopts the silicone tube shown in Fig. 3 a, and external diameter is 10mm, and internal diameter is 5mm; The relative position relation of internal rotor and close mechanism is shown in Fig. 5 a-1; The face that is parallel to running shaft that telophragma carries close mechanism is 4mm to the distance of the non-indentation, there of internal rotor, with the distance of internal rotor indentation, there be 14mm; The plane bearing that diameter is 50mm is installed on the chassis, is fixed on the chassis below the plane bearing, be fixed on above on the internal rotor, take over a business also to be equipped with plain bearing, can guarantee the stability that internal rotor rotates; The driving mode of rotor is manual.Make with lubricator between internal rotor and the close mechanism silicone tube, can reduce both between frictional force.
Each 90 degree of hand rotation internal rotor clockwise, the silicone tube that is distributed on the telophragma will be opened successively, other then be in off state.
The press off loose pass formula of employing shown in Fig. 1 d, inner stator external rotor pattern; Its general structure adopts shown in Fig. 2 b; The distribution of the fluid passage on the telophragma is adopted five tunnel distribution modes shown in Fig. 9 b-1; Only use 1 telophragma, a chassis is arranged under it, have one to take over a business above, chassis, telophragma and the fastening means of taking over a business are bolt; The external diameter of telophragma is 100mm, and internal diameter is 50mm, and its upper surface has the groove that carries close mechanism 3 and hold-down mechanism 4; Rotor adopts the external rotor form 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, has only a convexity; Close mechanism adopts the silicone tube shown in Fig. 3 a, and external diameter is 10mm, and internal diameter is 5mm; Hold-down mechanism adopts and shown in Fig. 4 c-1 and 4c-2, to press off loose pass formula close mechanism; The relative position relation of external rotor, hold-down mechanism and close mechanism is shown in Fig. 5 c-2; When the convexity of external rotor was not aimed at an end of hold-down mechanism, its distance apart from external rotor was 1mm, and this hold-down mechanism receives the active force of spring 5, made that close mechanism 3---silicone tube is in off state; The plane bearing that diameter is 120mm is installed on the chassis, is fixed on the chassis below the plane bearing, be fixed on above on the internal rotor, take over a business also to be equipped with plain bearing, can guarantee the stability that internal rotor rotates; The driving mode of rotor is that actuating motor regularly drives, and its each angle of rotating is 72 degree.Make with lubricator between external rotor and the hold-down mechanism, can reduce both between frictional force.
Each 72 degree of hand rotation internal rotor clockwise, the silicone tube that is distributed on the telophragma will be opened successively, other then be in off state.
The press off loose pass formula of employing shown in Fig. 1 d; Its general structure adopts shown in Fig. 2 c, is last stator lower rotor part pattern; The distribution of the fluid passage on the last stator is adopted six tunnel distribution modes shown in Fig. 9 c-1; The external diameter of last stator and lower rotor part is 180mm, and the internal diameter of last stator is 50mm, and the internal diameter of lower rotor part is 70mm; Middle axle is 50mm for diameter, and last stator is fixed on the axis, and lower rotor part is connected with axis through a plain bearing; The internal diameter of this bearing is 50mm, and external diameter is 70mm; Close mechanism is the silicone tube shown in Fig. 3 a, and its external diameter is 16mm, and internal diameter is 6mm; The hold-down mechanism that is adopted is for pressing off loose pass formula close mechanism shown in Fig. 4 d-1 and 4d-2; The relative position relation of lower rotor part, hold-down mechanism and close mechanism is shown in Fig. 5 c-2, and just the orientation of its installation is vertical the installation; The upper surface of lower rotor part has convexity, and protruding height is 10mm; The driving mode of lower rotor part be for can responding the automatic driving of outer signals, after driving navigation system and obtaining a signal, drive motor started, and stops after rotating 60 degree automatically, so just accomplished the switching of the on off operating mode of different fluid passage.
The pressure of employing shown in Fig. 1 a closed releasable; Its general structure adopts shown in Fig. 2 c, is stator pattern under the upper rotor part; The distribution of the fluid passage on the following stator is adopted the octuple distribution mode shown in Fig. 9 d-1; The external diameter of following stator and upper rotor part is 180mm, and the internal diameter of following stator is 50mm, and the internal diameter of upper rotor part is 70mm; Middle axle is 50mm for diameter, and following stator is fixed on the axis, and upper rotor part is connected with axis through a plain bearing; The internal diameter of this bearing is 50mm, and external diameter is 70mm; Close mechanism is the silicone tube shown in Fig. 3 a, and its external diameter is 16mm, and internal diameter is 6mm; The hold-down mechanism that is adopted closes the releasable close mechanism for the 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 shown in Fig. 5 b-2, and just the orientation of its installation is vertical the installation; The lower surface of upper rotor part is jagged, and the degree of depth of breach is that 10mm is shown in Fig. 9 d-2; The driving mode of upper rotor part is a manual drives, and after rotating 90 degree, the position of breach moves to relevant position, next fluid passage, and then this fluid passage is in on-state.
Adopt internal rotor external stator pattern; Its general structure adopts shown in Fig. 2 a; The distribution of the fluid passage on the telophragma is adopted six tunnel distribution modes shown in Fig. 9 e-1; Adopt 2 telophragmas to stack, a chassis is arranged under it, have one to take over a business above, chassis, telophragma and the fastening means of taking over a business are bolt; The external diameter of telophragma is 160mm, and internal diameter is 108mm, and its upper surface carries the groove of close mechanism; Rotor adopts the internal rotor form 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 shown in Fig. 3 f-1 and 3f-2, and the maximum displacement of piston rod is 8mm; The distance of the non-high spot of close mechanism piston rod bearing one end distance rotor is 2mm; The plane bearing that diameter is 50mm is installed on the chassis, is fixed on the chassis below the plane bearing, be fixed on above on the internal rotor, take over a business also to be equipped with plain bearing, can guarantee the stability that internal rotor rotates; The driving mode of rotor is manual.Make with lubricator between internal rotor and the close mechanism silicone tube, can reduce both between frictional force.
Each 60 degree of hand rotation internal rotor clockwise, the piston rod that is distributed in the piston type close mechanism on the telophragma will be promoted by convexity, corresponding fluid passage will be opened successively, other then be in off state.
The pressure of employing shown in Fig. 1 c closed releasable, inner stator external rotor pattern; Its general structure adopts shown in Fig. 2 b; The distribution of the fluid passage on the telophragma is adopted the octuple distribution mode shown in Fig. 9 f-1; Adopt 1 telophragma to stack, a chassis is arranged under it, have one to take over a business above, chassis, telophragma and the fastening means of taking over a business are bolt; The external diameter of telophragma is 100mm, and internal diameter is 50mm, and its upper surface carries the groove of close mechanism; Rotor adopts the external rotor form 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 shown in Fig. 3 d-1 and 3d-2, and the maximum displacement of piston rod is 8mm; The plane bearing that diameter is 120mm is installed on the chassis, is fixed on the chassis below the plane bearing, be fixed on above on the external rotor, take over a business also to be equipped with plain bearing, can guarantee the stability that internal rotor rotates; The driving mode of rotor is that electronic its each angle of rotating is 45 degree.The corresponding fluid passage of each 45 degree of hand rotation internal rotor clockwise will be opened successively, other then be in off state.
Claims (10)
1. a rotation multiple-way valve is characterized in that, described rotation multiple-way valve comprises: the stator (1) of some close mechanisms (3), coaxial setting and rotor (2);
The part of described close mechanism (3) is located in the stator (1), and is arranged in the plane perpendicular to running shaft; Described close mechanism (3) through with rotor (2) on breach or protruding cooperate being switched on or switched off of control close mechanism (3).
2. rotation multiple-way valve according to claim 1 is characterized in that, described close mechanism (3) entad evenly distributes.
3. rotation multiple-way valve according to claim 1 is characterized in that, when the breach on the described rotor (2) went to close mechanism (3), this close mechanism (3) was in on-state.
4. rotation multiple-way valve according to claim 1 is characterized in that, when the convexity on the described rotor (2) went to close mechanism (3), this close mechanism (3) was extruded, and is in off state.
5. rotation multiple-way valve according to claim 1; It is characterized in that; Described rotation multiple-way valve comprises hold-down mechanism (4); This hold-down mechanism (4) comprises sheathed fixed cover of elasticity (4-2) and depression bar wherein (4-1), and under elastic reaction, the close mechanism (3) that is arranged in the hold-down mechanism (4) is in off state; Described hold-down mechanism (4) is arranged on the stator (1), and cooperates with convexity on the rotor (2); When the convexity on the described rotor (2) went to hold-down mechanism (4), this hold-down mechanism (4) was extruded, and close mechanism (3) is in on-state.
6. rotation multiple-way valve according to claim 5 is characterized in that, described depression bar (4-1) is provided with vertical convexity.
7. rotation multiple-way valve according to claim 1 is characterized in that, described rotation multiple-way valve is internal rotor external stator, inner stator external rotor, last stator lower rotor part or following stator upper rotor part.
8. rotation multiple-way valve according to claim 1 is characterized in that, described close mechanism (3) is for having the tubulose that elastic material is processed into.
9. rotation multiple-way valve according to claim 1 is characterized in that, described close mechanism (3) comprises 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, be communicated with the fluid passage import and export, piston rod (3-1) is when being extruded; Opening on the piston cavity (3-2) is blocked by piston rod (3-1), and fluid passage is in off state.
10. according to claim 1 or 9 described rotation multiple-way valves; It is characterized in that; Described close mechanism (3) comprises sheathed piston cavity of elasticity (3-2) and piston rod wherein (3-1), and described piston rod (3-1) is provided with breach, and piston rod (3-1) is when being 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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| CN201010602604.5A CN102537411B (en) | 2010-12-14 | 2010-12-14 | A kind of rotary multi-way valve |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104180022A (en) * | 2014-06-30 | 2014-12-03 | 浙江泛泰仪器有限公司 | Multi-way valve capable of being flexibly transformed without cross contamination |
| CN104452631A (en) * | 2014-10-23 | 2015-03-25 | 常德中联重科液压有限公司 | Fluid distribution mechanism and engineering machine |
| CN104674742A (en) * | 2013-11-28 | 2015-06-03 | 长沙中联重科环卫机械有限公司 | Rotating joint, sweeping plate and road cleaning vehicle |
| CN104674732A (en) * | 2013-11-28 | 2015-06-03 | 长沙中联重科环卫机械有限公司 | Rotating joint, sweeping disc and road cleaning vehicle |
| CN105525989A (en) * | 2016-01-26 | 2016-04-27 | 江苏盛源燃气动力机械有限公司 | Automotive double-fuel system using natural gas |
| CN106090311A (en) * | 2016-06-27 | 2016-11-09 | 苏州麦可旺志生物技术有限公司 | One kind of multiple fluids periodically directional stream-guidance device |
| CN106224566A (en) * | 2016-08-29 | 2016-12-14 | 约翰斯顿流体科技（无锡）有限公司 | A kind of butterfly plate improves the butterfly valve making sealing effectiveness excellent |
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| 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 |
| CN104674742A (en) * | 2013-11-28 | 2015-06-03 | 长沙中联重科环卫机械有限公司 | Rotating joint, sweeping plate and road cleaning vehicle |
| CN104674732A (en) * | 2013-11-28 | 2015-06-03 | 长沙中联重科环卫机械有限公司 | Rotating joint, sweeping disc and road cleaning vehicle |
| 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 |
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| CN104452631A (en) * | 2014-10-23 | 2015-03-25 | 常德中联重科液压有限公司 | Fluid distribution mechanism and engineering machine |
| 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 |
| CN105525989A (en) * | 2016-01-26 | 2016-04-27 | 江苏盛源燃气动力机械有限公司 | Automotive double-fuel system using natural gas |
| 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 |
| CN106090311A (en) * | 2016-06-27 | 2016-11-09 | 苏州麦可旺志生物技术有限公司 | One kind of multiple fluids periodically directional stream-guidance device |
| CN106224566A (en) * | 2016-08-29 | 2016-12-14 | 约翰斯顿流体科技（无锡）有限公司 | A kind of butterfly plate improves the butterfly valve making sealing effectiveness excellent |
| 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 |
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| CN102537411B (en) | 2016-04-06 |
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