CN105179773A - Flow control valve - Google Patents
Flow control valve Download PDFInfo
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- CN105179773A CN105179773A CN201510527877.0A CN201510527877A CN105179773A CN 105179773 A CN105179773 A CN 105179773A CN 201510527877 A CN201510527877 A CN 201510527877A CN 105179773 A CN105179773 A CN 105179773A
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- valve
- adjustment sheet
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- valve cylinder
- gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K21/00—Fluid-delivery valves, e.g. self-closing valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Multiple-Way Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a flow control valve. The flow control valve comprises a valve shaft, a left torque motor, a valve bearing, valve toothed sleeves, double-tooth engagement sleeve parts and valve barrels, wherein the valve barrels are sequentially arranged from the left to the right so as to form a spiral channel in a rotary process of a plurality of inner regulating sheets; the size of the channel and the size of a channel opening regularly change, so that size of air flow capacity of fine air outlet tubes can be regulated; in a similar way, the size of air flow capacity of fine air inlet tubes can be regulated; and in the rotary process of the plurality of the inner regulating sheets, contact area between the air in the channel and the inner regulating sheets is continuously increased, so that the heat exchange between the fine air outlet tubes and the fine air inlet tubes can be realized by virtue of the inner regulating sheets and outer regulating sheets, thereby reducing temperature difference between the fine air inlet tube and air in the fine air inlet tube.
Description
Technical field
The present invention relates to a kind of flow control valve.
Background technique
Modulating valve has another name called control valve, in industrial automation process control field, by accepting the control signal that regulation unit exports, removes by power operation the final control unit changing the process parameters such as rate-of flow, pressure, temperature, liquid level.Generally be made up of actuator and valve.If press stroke feature, modulating valve can be divided into straight journey and angle stroke; By the power that its Suo Pei actuator uses, be divided into linear performance by its function and characteristic, equal percentage characteristics and parabolic characteristic three kinds.Regulator apply valve is in media such as air, water, steam, various Korrosionsmedium, mud, oil products.English name: controlvalve, the usual FV beginning of item.Existing flow control valve causes complex structure, and improves flowing resistance, thus the corresponding power input that improve air intake fan, go out fan, cannot realize regulating wind flow function.
Summary of the invention
The object of the invention is to overcome above shortcomings in prior art, and a kind of reasonable in design is provided, can wind flow be regulated, indoor and outdoor heat exchange can be reduced and the adjustable flow control valve of flowing resistance.
The present invention's adopted technological scheme that solves the problem is:
A kind of flow control valve, comprise valve shaft, left torque motor, valve shaft holds, valve tooth cover, bi-tooth gearing external member and valve cylinder, valve cylinder sets gradually from left to right, valve cylinder comprises outer valve cylinder, connecting shaft part, interior adjustment sheet, outer adjustment sheet, outer valve cylinder and connecting shaft part are ring and outer valve cylinder and connecting shaft part are coaxially set, the left side of outer valve cylinder, the left side of connecting shaft part, the left end edge of interior adjustment sheet and the left end edge of outer adjustment sheet are in same plane, the right side of outer valve cylinder, the right side of connecting shaft part, the right-hand member edge of interior adjustment sheet and the right-hand member edge of outer adjustment sheet are in same plane, thus the interior adjustment sheet of adjacent valve cylinder can be facilitated to be stitched together, adjustment sheet in two panels is provided with in outer valve cylinder, one end of interior adjustment sheet is fixed on the outer wall of connecting shaft part, the other end of interior adjustment sheet is fixed on the inwall of outer valve cylinder, one end of outer adjustment sheet is fixed on the outer wall of outer valve cylinder, the other end of outer adjustment sheet is near the inwall of thin suction tude, left torque motor is fixed on the left end of valve shaft, bi-tooth gearing external member comprises the first gear, second gear, valve tooth cover is in tubular, the both ends of the surface of valve tooth cover are provided with a circle face gear, each valve tooth cover holds respectively by valve shaft and is rotatably installed on valve shaft, connecting shaft part is fixed on valve tooth and puts, gear train is provided with between adjacent two valve teeth cover, first gear, second gear is all rotatably installed on valve shaft, in adjacent two valve teeth cover, be positioned at right side and first gears meshing of the valve tooth cover in left side, be positioned at left side and second gears meshing of the valve tooth cover on right side, the first gears meshing in same bi-tooth gearing external member and the second gear are meshed, thus the rotating in same direction realized between adjacent two valve teeth cover, and can by being positioned at the right side of valve tooth cover and the velocity ratio ia of the first gear in left side, be positioned at left side and the second gear ratio ib of the valve tooth cover on right side, the first gears meshing in same bi-tooth gearing external member and the second gear ratio ic, realize the rotation of adjacent two valve teeth cover than being I, the length of connecting shaft part is greater than the length of valve tooth cover, thus bi-tooth gearing external member can be covered by connecting shaft part, thus the interior adjustment sheet of adjacent valve cylinder can be facilitated to be stitched together, the rotor of described left torque motor is fixed with the first end face gear disk, the left end that first end face gear disk is overlapped by the valve tooth of the first actuation gear and high order end realizes being in transmission connection, thus being in transmission connection and possessing the function of deceleration between the valve tooth cover realizing left torque motor and high order end, thus can adapt to meticulousr, valve tooth cover angular adjustment accurately, realize meticulousr, wind flow adjustment accurately, interior adjustment sheet is a ° fan-shaped along the projection of the axial direction of valve shaft, from left to right, the speed ratio of relative first the valve tooth cover of the n-th valve tooth cover is n:1, thus make as the 1st valve tooth cover rotation angle b °, 2nd valve tooth cover, 3rd valve tooth cover, 4th valve tooth cover ... the rotation angle of the n-th valve tooth cover is respectively (b*2) °, ° (b*3), (b*4) ° ... (b*n) °, the interior adjustment sheet of the valve cylinder of high order end is provided with the first isolating plate extended to the right, the length of described first isolating plate equals 180/a valve cylinder length doubly, when flow control valve is in initial position, the left end of interior adjustment sheet is against on the front of the first isolating plate, thus make interior adjustment sheet in being arranged side by side, when left torque motor drives the valve tooth cover of high order end to rotate, the rotation angle of interior adjustment sheet increases successively from left to right, thus make from left to right, interior adjustment sheet in the shape of a spiral, make constantly to reduce in the vent area of flow control valve, thus while regulating wind flow, the area of contact of air and interior adjustment sheet can be increased, thus the heat transfer effect of air in the air improved in thin suction tude and thin outlet pipe, when in high order end, adjustment sheet rotation angle is a °, from left to right, the edge of adjacent interior adjustment sheet offsets, the right-hand member that interior adjustment sheet in 180/a valve tooth cover rotates is against the back side of the first isolating plate, thus realize closing flow control valve, the scope of above-mentioned parameter a is, 20≤a≤45, outer adjustment sheet is a ° fan-shaped along the projection of the axial direction of valve shaft, the outer adjustment sheet of the valve cylinder of high order end is provided with the second isolating plate extended to the right, the length of described second isolating plate equals 180/a valve cylinder length doubly.Adopt said structure, in multiple interior adjustment sheet rotation process, spiral helicine passage can be formed, and the size of passage and the size of access portal are rule change, thus the size of thin outlet pipe wind flow can be regulated, in like manner, the size of thin suction tude wind flow can be regulated, and in multiple interior adjustment sheet rotation process, air in continuous increase passage and the area of contact of interior adjustment sheet, thus can interior adjustment sheet and outer adjustment sheet be passed through, realize the heat exchange between thin outlet pipe and thin suction tude, thus reduce thin suction tude, the temperature difference of thin suction tude inner air, and due to said structure can be implemented in low wind flow situation under realize heat exchange more, the strategy of the heat exchange of less degree is realized under strong wind traffic conditions, when needs large discharge, the adverse effect of heat exchange structure to flow can be reduced, when low discharge, good energy-saving effect can be ensured, therefore can realize accepting or rejecting in efficiency or benefit, meet the actual demand of the interior space, , flow control valve is arranged on each thin suction tude, thin outlet pipe, can facilitate each experiment place experimentally characteristics of demand regulate, when the wind flow of thin outlet pipe improves, the wind flow of thin suction tude synchronously improves, when the wind flow of thin outlet pipe reduces, the wind flow of thin suction tude synchronously reduces, the wind flow of thin outlet pipe, the adjustment of the wind flow of thin suction tude is synchronously carried out, be conducive to keeping the air pressure balance in the interior space, maintain comparatively reasonably interior space environment, the right flank of interior adjustment sheet is plane, the right flank of interior adjustment sheet and the right side of outer valve cylinder are in same plane, thus make in adjacent interior adjustment sheet relative rotational motion, the left end edge being positioned at the adjustment sheet on right side is against on the right flank of adjustment sheet all the time, thus make in adjacent interior adjustment sheet relative rotational motion, in left side adjustment sheet right flank and in right side adjustment sheet left end edge between there will not be gap, thus prevent air-flow from the right flank of adjustment sheet in left side and in right side adjustment sheet left end edge between flow out, thus air-flow can be adjusted flow in spiral helicine passage, decrease flow-disturbing and eddy current, thus decrease flowing resistance, be beneficial to be formed and stablize controlled air-flow, the right flank of outer adjustment sheet is plane, the right flank of outer adjustment sheet and the right side of outer valve cylinder are in same plane, thus make in adjacent outer adjustment sheet relative rotational motion, the left end edge being positioned at the outer adjustment sheet on right side is against on the right flank of outer adjustment sheet all the time, thus make in adjacent outer adjustment sheet relative rotational motion, the right flank of the outer adjustment sheet in left side and there will not be gap between the left end edge of the outer adjustment sheet on right side, thus prevent from flowing out between the right flank of air-flow from the outer adjustment sheet in left side and the left end edge of the outer adjustment sheet on right side, thus air-flow can be adjusted flow from spiral helicine passage, decrease flow-disturbing and eddy current, thus decrease flowing resistance, be beneficial to be formed and stablize controlled air-flow.
As preferably, the right-hand member of valve shaft is provided with a right torque motor simultaneously, the rotor of right torque motor is fixed with the second end-tooth wheel disc, and the right-hand member that the second end-tooth wheel disc is overlapped by the valve tooth of the second actuation gear and low order end realizes being in transmission connection.Adopt this structure, when valve cylinder quantity is more be, by right torque motor and left torque motor synchronous effect, the operating load that will bear of the transmission system (comprising the first gear, the second gear, valve tooth cover) of right end position can be reduced, thus comparatively long flow control valve can be designed, improve heat transfer effect.
As preferably, described outer valve cylinder, connecting shaft part, interior adjustment sheet, outer adjustment sheet adopt copper material or aluminum alloy material integral type to build shaping.
The present invention compared with prior art, has the following advantages and effect:
1) in multiple interior adjustment sheet rotation process, spiral helicine passage can be formed, and the size of passage and the size of access portal are rule change, thus the size of thin outlet pipe wind flow can be regulated, in like manner, the size of thin suction tude wind flow can be regulated, and in multiple interior adjustment sheet rotation process, air in continuous increase passage and the area of contact of interior adjustment sheet, thus can interior adjustment sheet and outer adjustment sheet be passed through, realize the heat exchange between thin outlet pipe and thin suction tude, thus reduce the temperature difference of thin suction tude, thin suction tude inner air;
2) due to said structure can be implemented in low wind flow situation under realize heat exchange more, the strategy of the heat exchange of less degree is realized under strong wind traffic conditions, when needs large discharge, the adverse effect of heat exchange structure to flow can be reduced, when low discharge, good energy-saving effect can be ensured, therefore can realize accepting or rejecting in efficiency or benefit, meet the actual demand of the interior space;
3) flow control valve is arranged on each thin suction tude, thin outlet pipe, can facilitate each experiment place experimentally characteristics of demand regulate;
4) when the wind flow of thin outlet pipe improves, the wind flow of thin suction tude synchronously improves, when the wind flow of thin outlet pipe reduces, the wind flow of thin suction tude synchronously reduces, the adjustment of the wind flow of thin outlet pipe, the wind flow of thin suction tude is synchronously carried out, be conducive to keeping the air pressure balance in the interior space, maintain comparatively reasonably interior space environment;
5) right flank of interior adjustment sheet and outer adjustment sheet is plane, thus can adjust air-flow and flow in spiral helicine passage, decreases flow-disturbing and eddy current, thus decreases flowing resistance, is beneficial to be formed to stablize controlled air-flow.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the mounting structure schematic diagram of embodiment of the present invention flow control valve.
Fig. 3 is the structure for amplifying schematic diagram at A place in embodiment of the present invention Fig. 2.
Fig. 4 is the structure for amplifying schematic diagram at B place in embodiment of the present invention Fig. 2.
Fig. 5 be in the embodiment of the present invention adjustment sheet in plane structure schematic diagram when being arranged side by side.
Fig. 6 is embodiment of the present invention when closing flow control valve, and interior adjustment sheet arranges structural representation.
Fig. 7 is embodiment of the present invention when closing flow control valve, and the interior adjustment sheet on other direction arranges structural representation.
Fig. 8 be embodiment of the present invention construction section pipe structural representation is set.
Fig. 9 is the sectional structure schematic diagram of embodiment of the present invention construction section pipe.
Figure 10 is the plane structure schematic diagram of embodiment of the present invention valve cylinder.
Figure 11 is the perspective view of embodiment of the present invention valve cylinder.
Figure 12 is the perspective view on the other direction of embodiment of the present invention valve cylinder.
Embodiment
Below in conjunction with accompanying drawing, also by embodiment, the present invention is described in further detail, and following examples are explanation of the invention and the present invention is not limited to following examples.
See Fig. 1-Figure 12, the present embodiment flow control valve, comprise thick suction tude 1, thin suction tude 2, suction fan 3, thick outlet pipe 4, thin outlet pipe 5 and ventilating fan 6, thick suction tude 1 connects suction fan 3, thick suction tude 1 connects several thin suction tude 2, thus outside air is sent into several positions of the interior space, thick outlet pipe 4 connects ventilating fan 6, thick outlet pipe 4 connects several thin outlet pipes 5, thus the air of several positions of the interior space is discharged to outdoor, thin suction tude 2 is provided with the punched out penetrating hole and pass for thin outlet pipe 5 penetrated for thin outlet pipe 5, described thin outlet pipe 5 is provided with one section for regulating the flow control valve 7 of wind flow and heat exchange, described thin outlet pipe 5 penetrates in thin suction tude 2 from penetrating hole, and pass thin suction tude 2 from punched out, thus flow control valve 7 is positioned at is arranged at thin suction tude 2, flow control valve 7 comprises valve shaft 71, left torque motor 771, valve shaft holds 73, valve tooth cover 74, bi-tooth gearing external member 75 and valve cylinder 76, valve cylinder 76 sets gradually from left to right, valve cylinder 76 comprises outer valve cylinder 761, connecting shaft part 762, interior adjustment sheet 763, outer adjustment sheet 764, outer valve cylinder 761 and connecting shaft part 762 in ring and outer valve cylinder 761 and connecting shaft part 762 be coaxially set, the left side of outer valve cylinder 761, the left side of connecting shaft part 762, the left end edge of interior adjustment sheet 763 and the left end edge of outer adjustment sheet 764 are in same plane, the right side of outer valve cylinder 761, the right side of connecting shaft part 762, the right-hand member edge of interior adjustment sheet 763 and the right-hand member edge of outer adjustment sheet 764 are in same plane, thus the interior adjustment sheet 763 of adjacent valve cylinder 76 can be facilitated to be stitched together, adjustment sheet 763 in two panels is provided with in outer valve cylinder 761, one end of interior adjustment sheet 763 is fixed on the outer wall of connecting shaft part 762, the other end of interior adjustment sheet 763 is fixed on the inwall of outer valve cylinder 761, one end of outer adjustment sheet 764 is fixed on the outer wall of outer valve cylinder 761, the other end of outer adjustment sheet 764 is near the inwall of thin suction tude 2, left torque motor 771 is fixed on the left end of valve shaft 71, bi-tooth gearing external member 75 comprises the first gear 751, second gear 752, valve tooth cover 74 is in tubular, the both ends of the surface of valve tooth cover 74 are provided with a circle face gear, each valve tooth cover 74 holds 73 respectively by valve shaft and is rotatably installed on valve shaft 71, connecting shaft part 762 is fixed on valve tooth cover 74, gear train is provided with between adjacent two valve teeth cover 74, first gear 751, second gear 752 is all rotatably installed on valve shaft 71, in adjacent two valve teeth cover 74, the right side and the first gear 751 that are positioned at the valve tooth cover 74 in left side engage, the left side and the second gear 752 that are positioned at the valve tooth cover 74 on right side engage, the first gear 751 in same bi-tooth gearing external member 75 engages and the second gear 752 is meshed, thus the rotating in same direction realized between adjacent two valve teeth cover 74, and can by being positioned at the valve tooth cover right side of 74 and the velocity ratio ia of the first gear 751 in left side, be positioned at left side and the second gear 752 velocity ratio ib of the valve tooth cover 74 on right side, the first gear 751 in same bi-tooth gearing external member 75 engages and the second gear 752 velocity ratio ic, realize the rotation of adjacent two valve teeth cover 74 than being I, the length of connecting shaft part 762 is greater than the length of valve tooth cover 74, thus bi-tooth gearing external member 75 can be covered by connecting shaft part 762, thus the interior adjustment sheet 763 of adjacent valve cylinder 76 can be facilitated to be stitched together, the rotor of described left torque motor 771 is fixed with the first end face gear disk 772, the left end that first end face gear disk 772 overlaps 74 by the first actuation gear 775 and the valve tooth of high order end realizes being in transmission connection, thus being in transmission connection and possessing the function of deceleration between the valve tooth cover 74 realizing left torque motor 771 and high order end, thus can adapt to meticulousr, valve tooth overlaps 74 angular adjustment accurately, realize meticulousr, wind flow adjustment accurately, interior adjustment sheet 763 is a ° fan-shaped along the projection of the axial direction of valve shaft 71, from left to right, the speed ratio that n-th valve tooth overlaps 74 relative first valve tooth covers 74 is n:1, thus make when the 1st valve tooth overlaps 74 rotation angle b °, 2nd valve tooth cover 74, 3rd valve tooth cover 74, the rotation angle of the 4th valve tooth cover 74...... n-th valve tooth cover 74 is respectively (b*2) °, ° (b*3), (b*4) ° ... (b*n) °, the interior adjustment sheet 763 of the valve cylinder 76 of high order end is provided with the first isolating plate 765 extended to the right, the length of described first isolating plate 765 equals 180/a valve cylinder 76 length doubly, when flow control valve 7 is in initial position, the left end of interior adjustment sheet 763 is against on the front of the first isolating plate 765, thus make interior adjustment sheet 763 in being arranged side by side, when left torque motor 771 drives the valve tooth cover 74 of high order end to rotate, the rotation angle of interior adjustment sheet 763 increases successively from left to right, thus make from left to right, interior adjustment sheet 763 in the shape of a spiral, make constantly to reduce in the vent area of flow control valve 7, thus while regulating wind flow, the area of contact of air and interior adjustment sheet 763 can be increased, thus improve the heat transfer effect of the air in thin suction tude 2 and the air in thin outlet pipe 5, when adjustment sheet in high order end 763 rotation angle is a °, from left to right, the edge of adjacent interior adjustment sheet 763 offsets, the right-hand member that interior adjustment sheet 763 in 180/a valve tooth cover 74 rotates is against the back side of the first isolating plate 765, thus realize closing flow control valve 7, the scope of above-mentioned parameter a is, 20≤a≤45, outer adjustment sheet 764 is a ° fan-shaped along the projection of the axial direction of valve shaft 71, the outer adjustment sheet 764 of the valve cylinder 76 of high order end is provided with the second isolating plate 766 extended to the right, the length of described second isolating plate 766 equals 180/a valve cylinder 76 length doubly.Adopt said structure, in multiple interior adjustment sheet 763 rotation process, spiral helicine passage can be formed, and the size of passage and the size of access portal are rule change, thus the size of thin outlet pipe 5 wind flow can be regulated, in like manner, the size of thin suction tude 2 wind flow can be regulated, and in multiple interior adjustment sheet 763 rotation process, air in continuous increase passage and the area of contact of interior adjustment sheet 763, thus can interior adjustment sheet 763 and outer adjustment sheet 764 be passed through, realize the heat exchange between thin outlet pipe 5 and thin suction tude 2, thus reduce thin suction tude 2, the temperature difference of thin suction tude 2 inner air, and due to said structure can be implemented in low wind flow situation under realize heat exchange more, the strategy of the heat exchange of less degree is realized under strong wind traffic conditions, when needs large discharge, the adverse effect of heat exchange structure to flow can be reduced, when low discharge, good energy-saving effect can be ensured, therefore can realize accepting or rejecting in efficiency or benefit, meet the actual demand of the interior space, , flow control valve 7 is arranged on each thin suction tude 2, thin outlet pipe 5, can facilitate each experiment place experimentally characteristics of demand regulate, when the wind flow of thin outlet pipe 5 improves, the wind flow of thin suction tude 2 synchronously improves, when the wind flow of thin outlet pipe 5 reduces, the wind flow of thin suction tude 2 synchronously reduces, the wind flow of thin outlet pipe 5, the adjustment of the wind flow of thin suction tude 2 is synchronously carried out, be conducive to keeping the air pressure balance in the interior space, maintain comparatively reasonably interior space environment, the right flank 7631 of interior adjustment sheet is in plane, the right flank 7631 of interior adjustment sheet and the right side of outer valve cylinder 761 are in same plane, thus make in adjacent interior adjustment sheet 763 relative rotational motion, the left end edge being positioned at the adjustment sheet 763 on right side is against on the right flank 7631 of adjustment sheet all the time, thus make in adjacent interior adjustment sheet 763 relative rotational motion, in left side adjustment sheet right flank 7631 and in right side adjustment sheet 763 left end edge between there will not be gap, thus prevent air-flow from the right flank 7631 of adjustment sheet in left side and in right side adjustment sheet 763 left end edge between flow out, thus air-flow can be adjusted flow in spiral helicine passage, decrease flow-disturbing and eddy current, thus decrease flowing resistance, be beneficial to be formed and stablize controlled air-flow, the right flank 7641 of outer adjustment sheet is in plane, the right flank 7641 of outer adjustment sheet and the right side of outer valve cylinder 761 are in same plane, thus make in adjacent outer adjustment sheet 764 relative rotational motion, the left end edge being positioned at the outer adjustment sheet 764 on right side is against on the right flank 7641 of outer adjustment sheet all the time, thus make in adjacent outer adjustment sheet 764 relative rotational motion, the right flank 7641 of the outer adjustment sheet in left side and there will not be gap between the left end edge of the outer adjustment sheet 764 on right side, thus prevent from flowing out between the right flank 7641 of air-flow from the outer adjustment sheet in left side and the left end edge of the outer adjustment sheet 764 on right side, thus air-flow can be adjusted flow from spiral helicine passage, decrease flow-disturbing and eddy current, thus decrease flowing resistance, be beneficial to be formed and stablize controlled air-flow.The right-hand member of valve shaft 71 is provided with a right torque motor 773 simultaneously, the rotor of right torque motor 773 is fixed with the second end-tooth wheel disc 774, the right-hand member that second end-tooth wheel disc 774 overlaps 74 by the second actuation gear 776 and the valve tooth of low order end realizes being in transmission connection, the first baroceptor 781 is provided with in the air outlet of thin suction tude 2, the suction port of thin outlet pipe 5 is provided with the second pressure transducer 782, first baroceptor 781 and the second pressure transducer 782 link control module 783, control module 783 connects ventilating fan 6, suction fan 3, left torque motor 771 and right torque motor 773.Adopt this structure, when valve cylinder 76 quantity is more be, by right torque motor 773 and left torque motor 771 synchronous effect, the operating load that will bear of the transmission system (comprising the first gear 751, second gear 752, valve tooth cover 74) of right end position can be reduced, thus comparatively long flow control valve 7 can be designed, improve heat transfer effect.Thin suction tude 2 is provided with the construction section pipe 21 penetrating for thin outlet pipe 5 and pass, described construction section pipe 21 is made up of construction section pipe top 211 and construction section pipe bottom 212, construction section pipe top 211 and construction section pipe bottom 212 form the construction section pipe 21 of tubular, construction section pipe top 211 offers and penetrates hole and punched out, the both sides on construction section pipe top 211 are provided with fixed plate 213, the both sides of construction section pipe bottom 212 are provided with lower fixed plate 214, upper fixed plate 213 and lower fixed plate 214 are bolted, described construction section pipe 21 is connected to thin suction tude 2 by flange arrangement.Adopt this structure, by can the mode construction section pipe top 211 of taking apart and construction section pipe bottom 212 up and down, for the installation of flow control valve 7 provides a great convenience.Described outer valve cylinder 761, connecting shaft part 762, interior adjustment sheet 763, outer adjustment sheet 764 adopt copper material or aluminum alloy material integral type to build shaping.
Above content described in this specification is only made for the present invention illustrating.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment; only otherwise depart from the content of specification of the present invention or surmount this scope as defined in the claims, protection scope of the present invention all should be belonged to.
Claims (3)
1. a flow control valve, it is characterized in that: flow control valve comprises valve shaft, left torque motor, valve shaft holds, valve tooth cover, bi-tooth gearing external member and valve cylinder, valve cylinder sets gradually from left to right, valve cylinder comprises outer valve cylinder, connecting shaft part, interior adjustment sheet, outer adjustment sheet, outer valve cylinder and connecting shaft part are ring and outer valve cylinder and connecting shaft part are coaxially set, the left side of outer valve cylinder, the left side of connecting shaft part, the left end edge of interior adjustment sheet and the left end edge of outer adjustment sheet are in same plane, the right side of outer valve cylinder, the right side of connecting shaft part, the right-hand member edge of interior adjustment sheet and the right-hand member edge of outer adjustment sheet are in same plane, adjustment sheet in two panels is provided with in outer valve cylinder, one end of interior adjustment sheet is fixed on the outer wall of connecting shaft part, the other end of interior adjustment sheet is fixed on the inwall of outer valve cylinder, one end of outer adjustment sheet is fixed on the outer wall of outer valve cylinder, the other end of outer adjustment sheet is near the inwall of thin suction tude, left torque motor is fixed on the left end of valve shaft, bi-tooth gearing external member comprises the first gear, second gear, valve tooth cover is in tubular, the both ends of the surface of valve tooth cover are provided with a circle face gear, each valve tooth cover holds respectively by valve shaft and is rotatably installed on valve shaft, connecting shaft part is fixed on valve tooth and puts, gear train is provided with between adjacent two valve teeth cover, first gear, second gear is all rotatably installed on valve shaft, in adjacent two valve teeth cover, be positioned at right side and first gears meshing of the valve tooth cover in left side, be positioned at left side and second gears meshing of the valve tooth cover on right side, the first gears meshing in same bi-tooth gearing external member and the second gear are meshed, the length of connecting shaft part is greater than the length of valve tooth cover, thus bi-tooth gearing external member can be covered by connecting shaft part, thus the interior adjustment sheet of adjacent valve cylinder can be facilitated to be stitched together, the rotor of described left torque motor is fixed with the first end face gear disk, the left end that first end face gear disk is overlapped by the valve tooth of the first actuation gear and high order end realizes being in transmission connection, interior adjustment sheet is a ° fan-shaped along the projection of the axial direction of valve shaft, from left to right, the speed ratio of relative first the valve tooth cover of the n-th valve tooth cover is n:1, the interior adjustment sheet of the valve cylinder of high order end is provided with the first isolating plate extended to the right, the length of described first isolating plate equals 180/a valve cylinder length doubly, when flow control valve is in initial position, the left end of interior adjustment sheet is against on the front of the first isolating plate, thus make interior adjustment sheet in being arranged side by side, when left torque motor drives the valve tooth cover of high order end to rotate, the rotation angle of interior adjustment sheet increases successively from left to right, thus make from left to right, interior adjustment sheet in the shape of a spiral, the scope of above-mentioned parameter a is, 20≤a≤45, outer adjustment sheet is a ° fan-shaped along the projection of the axial direction of valve shaft, the outer adjustment sheet of the valve cylinder of high order end is provided with the second isolating plate extended to the right, the length of described second isolating plate equals 180/a valve cylinder length doubly.The right flank of interior adjustment sheet is plane, and the right flank of interior adjustment sheet and the right side of outer valve cylinder are in same plane, and the right flank of outer adjustment sheet is plane, and the right flank of outer adjustment sheet and the right side of outer valve cylinder are in same plane.
2. flow control valve according to claim 1, it is characterized in that: the right-hand member of valve shaft is provided with a right torque motor simultaneously, the rotor of right torque motor is fixed with the second end-tooth wheel disc, the right-hand member that the second end-tooth wheel disc is overlapped by the valve tooth of the second actuation gear and low order end realizes being in transmission connection.
3. flow control valve according to claim 1, is characterized in that: described outer valve cylinder, connecting shaft part, interior adjustment sheet, outer adjustment sheet adopt copper material or aluminum alloy material integral type to build shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510527877.0A CN105179773B (en) | 2015-08-24 | 2015-08-24 | A kind of flow control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510527877.0A CN105179773B (en) | 2015-08-24 | 2015-08-24 | A kind of flow control valve |
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| CN105179773A true CN105179773A (en) | 2015-12-23 |
| CN105179773B CN105179773B (en) | 2018-04-17 |
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| CN201510527877.0A Active CN105179773B (en) | 2015-08-24 | 2015-08-24 | A kind of flow control valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111437179A (en) * | 2020-04-26 | 2020-07-24 | 河南省中医院（河南中医药大学第二附属医院） | Traditional Chinese medicine fumigation treatment device for peripheral blood vessel lower limbs |
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| Publication number | Publication date |
|---|---|
| CN105179773B (en) | 2018-04-17 |
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