WO2011140793A1 - 多级气动马达 - Google Patents

多级气动马达 Download PDF

Info

Publication number
WO2011140793A1
WO2011140793A1 PCT/CN2010/078715 CN2010078715W WO2011140793A1 WO 2011140793 A1 WO2011140793 A1 WO 2011140793A1 CN 2010078715 W CN2010078715 W CN 2010078715W WO 2011140793 A1 WO2011140793 A1 WO 2011140793A1
Authority
WO
WIPO (PCT)
Prior art keywords
stage
motor
gear
air motor
power output
Prior art date
Application number
PCT/CN2010/078715
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
冯春保
Original Assignee
石家庄中煤装备制造股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 石家庄中煤装备制造股份有限公司 filed Critical 石家庄中煤装备制造股份有限公司
Priority to US13/697,602 priority Critical patent/US20130055884A1/en
Priority to AU2010353176A priority patent/AU2010353176B2/en
Priority to EP10851297.1A priority patent/EP2570590B1/de
Priority to RU2012148187/06A priority patent/RU2012148187A/ru
Publication of WO2011140793A1 publication Critical patent/WO2011140793A1/zh

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
    • F01C1/14—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F01C1/18—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C11/00—Combinations of two or more machines or engines, each being of rotary-piston or oscillating-piston type
    • F01C11/002—Combinations of two or more machines or engines, each being of rotary-piston or oscillating-piston type of similar working principle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C20/00—Control of, monitoring of, or safety arrangements for, machines or engines
    • F01C20/02—Control of, monitoring of, or safety arrangements for, machines or engines specially adapted for several machines or engines connected in series or in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C17/00—Arrangements for drive of co-operating members, e.g. for rotary piston and casing
    • F01C17/02—Arrangements for drive of co-operating members, e.g. for rotary piston and casing of toothed-gearing type

Definitions

  • the invention relates to a pneumatic motor, belonging to the field of mechanical engineering, and is applied to industrial and mining work places, in particular to an energy-saving and high-efficiency multi-stage air motor.
  • the air motor is a kind of mechanical equipment that uses compressed air as the power source. It is widely used for its advantages of lightness and safety. Especially in the workplace where power is not allowed as the power source, its application is more extensive and necessary.
  • the air motors currently in use are single-stage motors. Among them, there are various structural forms of air motors, including gear motors, ram motors, vane motors and screw motors. The most widely used in coal mining and other industries are gear-type air motors.
  • the single-stage gear type air motor is provided with a pair of intermeshing gears inside the casing, wherein the gear shaft of one gear is a power output shaft, and is connected with a reducer and the like to output power.
  • the housing of the gear type air motor is respectively provided with an inlet and an outlet of compressed gas, and when the compressed gas passes through the gear type air motor, the motor gear is rotated to form a power output.
  • the working efficiency of the single-stage air motor is relatively low at present.
  • the working efficiency of the general air motor is not more than 30%.
  • the current air motor energy loss rate is about 70%, which causes a great waste of energy; and when this gas with a large energy is discharged from the motor casing, It will generate a lot of noise, even whistling, which is polluting to the workers and the environment, and does not meet the current needs of low carbon and energy saving.
  • the present invention provides the following technical solutions, so that the efficiency of the air motor is greatly improved, and the noise is significantly reduced.
  • the invention provides a multi-stage air motor, comprising a casing, a power output main shaft, and an air inlet and an exhaust port on the casing, wherein two or two stages are installed in the casing.
  • a pneumatic motor of a level or higher a first stage air motor of the two or more stages of air motors is in communication with the air inlet, and a last stage air motor is in communication with the air outlet, the power gas is from the After the air inlet enters the housing, the first stage air motor is pushed, and then the second stage air motor is pushed, such that the first stage is followed by one stage, and finally the housing is discharged from the exhaust port, each stage
  • Each of the air motors has a power output shaft, and the power output shaft of each stage of the air motor is connected to the power output main shaft, and the power generated by each stage of the air motor is superimposed by the power output. Total axis output.
  • the power output shaft of each stage of the air motor is transmitted to the power output total shaft at the same speed, so that the power generated by each stage of the air motor is positively superimposed by the power Output total axis output.
  • the air motor is a gear motor, a vane motor, a plunger motor or a screw motor.
  • the housing is provided with a first stage air motor composed of a pair of first stage motor gears, and a second stage air motor composed of a pair of second stage motor gears.
  • a gear shaft of the first stage motor gear is the power output shaft of the first stage air motor
  • a gear shaft of the second stage motor gear is the power output shaft of the second stage air motor
  • the power output shaft of the first stage air motor, the power output shaft of the second stage air motor, and the power output main shaft are the same shaft, the first stage motor gear and the a second stage motor gear having the same number of teeth and a modulus, the length of the first stage motor gear being less than the length of the second stage motor gear, such that the speed of the power output shaft of the first stage air motor The speed of the power take-off shaft of the second stage air motor is the same.
  • a first-stage air motor composed of a pair of first-stage motor gears
  • a second-stage air motor composed of a pair of second-stage motor gears
  • a pair are disposed in the casing.
  • a third stage air motor composed of a third stage motor gear, the power output shaft of the first stage air motor, the second stage air motor and the third stage air motor is coupled to the power output main shaft through a transmission gear.
  • first stage air motor, the second stage air motor and the third stage air motor are arranged circularly around the power output main shaft.
  • the power An output total shaft is located at a center of the air motor of each stage, and a gear shaft of each of the motor gears is the power output shaft of each stage of the air motor, and the transmission gear includes: disposed at each stage a driving gear on the power output shaft of the air motor is simultaneously engaged with the driving gear of each stage of the air motor The power output is a driven gear on the main shaft.
  • the driving gear on the power output shaft of each stage of the air motor is a gear formed on the power output shaft, so that the power output shaft of each stage of the air motor becomes a driving gear shaft.
  • the drive gears on the drive gear shaft of each stage have the same modulus and number of teeth.
  • the first stage air motor, the second stage air motor and the third stage air motor are arranged in a straight line.
  • a gear shaft of each of the motor gears is the power output shaft of each stage of the air motor
  • the transmission gear includes Three first stage driving gears disposed on the power output shaft of each stage of the air motor, two first stage driven gears simultaneously meshing with the first stage driving gear of the adjacent air motor, and two Two two-stage driving gear shafts coaxially with the first-stage driven gears respectively, and one second-stage driven gear that simultaneously meshes with the two second-stage driving gear shafts, and the one-stage passive gear is installed in the Power output on the main shaft.
  • the modulus and the number of teeth of the three primary driving gears are the same, the modulus and the number of teeth of the two primary driving gears are the same, and the modulus and the number of teeth of the two secondary driving gear shafts are the same.
  • the first stage motor gear, the second stage motor gear and the third stage motor gear have the same number of teeth and gear length, and the gear modulus is increased step by step, so that the air motor of each stage is The speed of the PTO shaft is the same.
  • the first stage motor gear, the second stage motor gear, and the third stage motor gear have the same number of teeth and modulus, and the gear length is increased step by step, so that the power output of the air motor of each stage is The speed of the shaft is the same.
  • the first stage motor gear, the second stage motor gear, and the third stage motor gear have the same modulus and gear length, and the number of gear teeth is increased step by step, so that the power of the air motor of each stage is The output shaft has the same speed.
  • the first stage air motor, the second stage air motor and the third stage air motor are arranged circularly around the power output total axis
  • the power output main shaft is located at a center of the air motor of each stage, and a gear shaft of each of the motor gears is the power output shaft of each stage of the air motor, and the transmission gear includes the
  • Each of the transmission gears of the motor gears of the respective stages has different reduction ratios, a driven gear mounted on the main shaft of the power output, and the speeds of the air motors of the stages are transmitted to the output shaft.
  • a multi-stage air motor is arranged in the casing, and the power on the power output shaft of the multi-stage air motor is superimposed and output through a power output main shaft, that is, a plurality of air motors are connected in series and superimposed to fully utilize the compression.
  • the gas energy of the air minimizes the energy of the gas discharged from the air motor, and fully utilizes the energy of the compressed air, thereby improving the working efficiency of the air motor and reducing the noise of the exhaust gas.
  • the efficiency of the three-stage pneumatic gear motor given by the present invention can be increased by 40% to 50% compared with the efficiency of the existing single-stage pneumatic gear motor, and the noise can be reduced by at least 10 decibels on the existing basis. .
  • the working principle of the above-mentioned multi-stage air motor according to the present invention is: after the compressed air enters the multi-stage motor housing, the pressure of the gas decreases and the volume increases after passing through the first-stage air motor, according to the gas state equation, Considering the temperature change, the pressure of the gas is inversely proportional to the volume of the gas, ie the gas pressure drops and the gas volume will increase.
  • the invention fully considers the change of gas pressure and volume between the multi-stage motors, and adopts various methods to realize the same rotation speed of the motor of each stage to the power output main shaft, so as to minimize mutual interference between the motors of the respective stages. To achieve a positive superposition of the power between the air motors at all levels, so that the total output power is greatly improved .
  • FIG. 1 is a schematic structural view of a two-stage pneumatic gear motor according to the present invention.
  • FIG. 2 is a schematic structural view of a three-stage pneumatic gear motor according to the present invention.
  • Figure 3 is a plan view of Figure 2;
  • FIG. 4 is a schematic structural view of another three-stage pneumatic gear motor of the present invention.
  • Figure 5 is a plan view of Figure 4.
  • FIG. 1 shows a structure of a two-stage pneumatic gear motor according to the present invention, which includes a housing 1, a power output main shaft 2, and the housing 1 is provided with a port 3 and an exhaust port 4, characterized in that a two-stage pneumatic gear motor is mounted in the housing 1, and a pair of first-stage motor gears 111 constitute a first-stage pneumatic gear motor 11, a pair of second stages
  • the motor gear 121 constitutes a second stage pneumatic gear motor 12, the first stage pneumatic gear motor 11 is in communication with the air inlet 3, and the last stage pneumatic gear motor is the second stage pneumatic gear motor 12 and the row
  • the gas port 4 is connected, the motive gas enters the casing 1 from the air inlet 3, and then the first stage pneumatic gear motor 11 is pushed, then the second stage pneumatic gear motor 12 is pushed, and finally discharged from the exhaust port 4.
  • the housing 1, the first stage of the pneumatic gear motor 11 has a power output shaft 112, and the second stage of the pneumatic gear motor has a power output shaft 122, the power of the first stage of the pneumatic gear motor 11 Output shaft 112 and the power output shaft of the second stage pneumatic gear motor 12 122 is connected to the power output main shaft 2, so that the power generated by the pneumatic gear motor of each stage is superimposed and output by the power output main shaft 2.
  • the pneumatic gear motor of each stage has a power output shaft, and the power output shaft of each stage of the pneumatic gear motor is connected with the power output main shaft, so that the pneumatic gear of each stage
  • the power generated by the motor is superimposed and output by the power output main shaft, thereby fully utilizing the energy of the compressed gas, improving the efficiency of the air motor, and the speed and pressure of the fully utilized compressed gas after being discharged out of the casing relative to the present
  • the technology is greatly reduced, thereby reducing the noise of the air motor.
  • the power output shaft of the pneumatic gear motor of each stage is transmitted to the power output total shaft at the same speed, so that the power generated by the pneumatic gear motor of each stage is positively superimposed The power output total shaft output.
  • one gear shaft of the first stage motor gear 111 is the power output shaft 112 of the first stage pneumatic gear motor 11
  • one gear shaft of the second stage motor gear 121 is the second stage.
  • a power output shaft 122 of the pneumatic gear motor 12 the power output shaft 112 of the first stage pneumatic gear motor 11 and the power output shaft 122 and the power output shaft 2 of the second stage pneumatic gear motor 12 are The same shaft, and the first stage motor gear 111 and the second stage motor gear 121 have the same number of teeth and modulus, and the length of the first stage motor gear 111 is smaller than the length of the second stage motor gear 121 The rotation speed of the power output shaft 112 of the first stage pneumatic gear motor 11 is the same as the rotation speed of the power output shaft 122 of the second stage pneumatic gear motor 12.
  • the length of the first stage motor gear 111 and the length of the second stage motor gear 121 may be inversely proportional to the pressure and volume of the compressed gas, and then combined with the pressure of the compressed gas through the two-stage pneumatic gear motor.
  • the value is determined specifically. This can only be obtained by simple mathematical calculations, and those skilled in the art can perform calculations, and therefore will not be described again.
  • Embodiment 1 has been described with a pneumatic gear motor, those skilled in the art will recognize that other types of air motors may be used, and the embodiment of the two-stage gear motor realizes the first in terms of the length relationship of the motor gears.
  • the stage motor and the second stage motor transmit the same speed to the power output main shaft to achieve a positive superposition of the power of the two-stage motor, but those skilled in the art know that the modulus or the number of teeth of the motor gear can also be changed, or Simultaneous change of the modulus and the number of teeth, so that the two-stage gear motor transmits the same speed to the power output main shaft; in addition, the speed of the two-stage gear motor can be transmitted to the power output main shaft through the shifting mechanism, and the invention is realized.
  • the purpose of the invention is realized.
  • FIG. 2 and FIG. 3 show the structure of a three-stage pneumatic gear motor according to the present invention, which includes a housing 1, a power output main shaft 2, and the housing 1 An air inlet 3 and an exhaust port 4 are provided, and a first-stage pneumatic gear motor 11 and a first-stage pneumatic gear motor 11 composed of a pair of first-stage motor gears 111 are mounted in the housing 1 .
  • a second stage pneumatic gear motor 12 composed of a pair of second stage motor gears 121
  • a third stage pneumatic gear motor 13 composed of a pair of third stage motor gears 131, the first stage pneumatic gear motor 11 and the intake air
  • the port 3 is connected, and the last stage pneumatic gear motor, that is, the third stage pneumatic gear motor 13 is in communication with the exhaust port 4, and the motive gas enters the casing 1 from the air inlet 3 and then pushes the first stage pneumatic gear motor.
  • the second stage pneumatic gear motor 12 is then pushed, such that the first stage is followed by one stage, and finally the housing 1 is discharged from the exhaust port 4 via the third stage pneumatic gear motor 13, the first stage of the pneumatic
  • the gear motor 11 has a power output shaft 112, and the second stage has the pneumatic gear motor 12 belt
  • the power output shaft 122 and the power output shaft 132 of the third stage of the pneumatic gear motor 13 are connected to the power output main shaft 2, so that the power generated by each stage of the pneumatic gear motor is superimposed by the Power output total shaft 2 output.
  • the first stage air motor 11, the second stage air motor 12 and the third stage air motor 13 are arranged circularly around the power output main shaft 2, power
  • the output total shaft 2 is located at the center of the air motor of each stage, and a gear shaft of each of the motor gears is the power output shaft of each stage of the air motor.
  • the power take-off shaft of the first stage air motor, the second stage air motor, and the third stage air motor is coupled to the power output main shaft 2 through a transmission gear.
  • the transmission gear includes driving gears 113, 123, 133 disposed on the power output shafts 112, 122, 132 of each stage of the air motor, and the driving gear 113 of each stage of the air motor, 123, 133 simultaneous engagement in the installation
  • the power output is a driven gear 21 on the main shaft 2.
  • said The driving gears 113, 123, 133 may be formed together with the power output shaft of each stage of the air motor, so that the power output shaft of each stage of the air motor becomes a driving gear shaft.
  • the drive gears 113, 123, 133 on the drive gear shaft of each stage have the same modulus and number of teeth.
  • Embodiment 3 It is also a three-stage pneumatic gear motor with a circular arrangement.
  • the structure and the arrangement of the motors of each stage are the same as those shown in FIG. 2 and FIG. 3, and the power output shaft and the power output total shaft of each stage of the air motor.
  • the transmission and connection relationship are the same as those of the above-mentioned Embodiment 2, and the difference from Embodiment 2 is that the speed of the power output shaft of each stage of the pneumatic gear motor is the same, and the present embodiment passes the first stage motor gear.
  • the second-stage motor gear 121 and the third-stage motor gear 131 have the same modulus and number of teeth, and the gear length is gradually increased to achieve the same rotational speed of the power output shaft of each stage of the motor.
  • the specific proportional relationship between the gear lengths of the motor gears 111, 121, and 131 of each stage can be inversely proportional to the volume and pressure of the power gas, and the value of the pressure of the power gas flowing through each stage of the motor, through simple mathematics. The calculation can be obtained.
  • Embodiment 4 It is also a three-stage pneumatic gear motor with a circular arrangement.
  • the structure and the arrangement of the motors of each stage are the same as those shown in FIG. 2 and FIG. 3, and the power output shaft and the power output total shaft of each stage of the air motor.
  • the transmission and connection relationship are the same as those of the second embodiment described above, and the difference from the second embodiment is that the speed of the power output shaft of each stage of the pneumatic gear motor is the same, and the first stage motor gear is adopted in this embodiment. 111.
  • the second stage motor gear 121 and the third stage motor gear 131 have the same modulus and gear length, and the number of teeth is increased step by step to achieve the same rotational speed of the power output shaft of each stage motor.
  • the specific proportional relationship between the number of teeth between the motor gears 111, 121, and 131 of each stage can be inversely proportional to the volume and pressure of the power gas, and the value of the pressure of the power gas flowing through each stage of the motor, through simple mathematical calculations. inferred.
  • Embodiment 2 Embodiment 3, and Embodiment 4 are described with a pneumatic gear motor, but those skilled in the art will recognize that other types of air motors may be used; although the three-stage gear motors of the above embodiments are In order to adjust the rotational speed of the power output shaft of each gear motor, and then through the driving gear with the same modulus and the same number of teeth, the rotation speed of each motor to the power output main shaft is the same, so that the power of each level is positively superimposed. However, those skilled in the art know that the rotation speed of the three-stage gear motor to the power output main shaft can be the same by other adjustment and transmission modes to achieve the object of the present invention.
  • the following embodiment 8 is one of them. An implementation.
  • FIG. 4 and FIG. 5 show the structure of a three-stage pneumatic gear motor according to the present invention, which includes a housing 1, a power output main shaft 2, and the housing 1 An air inlet 3 and an exhaust port 4 are provided, and a first-stage pneumatic gear motor 11 and a first-stage pneumatic gear motor 11 composed of a pair of first-stage motor gears 111 are mounted in the housing 1 .
  • a second stage pneumatic gear motor 12 composed of a pair of second stage motor gears 121
  • a third stage pneumatic gear motor 13 composed of a pair of third stage motor gears 131, the first stage pneumatic gear motor 11 and the intake air
  • the port 3 is connected, and the last stage pneumatic gear motor, that is, the third stage pneumatic gear motor 13 is in communication with the exhaust port 4, and the motive gas enters the casing 1 from the air inlet 3 and then pushes the first stage pneumatic gear motor.
  • the second stage pneumatic gear motor 12 is then pushed, such that the first stage is followed by one stage, and finally the housing 1 is discharged from the exhaust port 4 via the third stage pneumatic gear motor 13, the first stage of the pneumatic
  • the gear motor 11 has a power output shaft 112, and the second stage has the pneumatic gear motor 12 belt
  • the power output shaft 122 and the power output shaft 132 of the third stage of the pneumatic gear motor 13 are connected to the power output main shaft 2, so that the power generated by each stage of the pneumatic gear motor is superimposed by the Power output total shaft 2 output.
  • the first stage air motor 11, the second stage air motor 12 and the third stage air motor 13 are arranged in a straight line.
  • a gear shaft of each of the motor gears is the power output shaft of each stage of the air motor
  • Two primary driven gears 61, 62, two secondary drive gear shafts 71, 72 coaxial with the two primary driven gears 61, 62, and two of the secondary drive gear shafts 71, 72 is a secondary driven gear 21 that is simultaneously engaged, and the one secondary driven gear 21 is mounted on the power output main shaft 2.
  • Each of the primary drive gears 113, 123, 133 has the same modulus and number of teeth, and the two primary drive gears 61, 62 have the same modulus and number of teeth, and the two secondary drive gear shafts 71, 72 The modulus and the number of teeth are the same.
  • Embodiment 6 A three-stage pneumatic gear motor which is also a linear arrangement, the structure and the arrangement of the three-stage motor are the same as those shown in FIG. 2 and FIG. 3, and the power output shaft and the power output total shaft of each stage of the air motor.
  • the transmission and connection relationship are the same as those of the above-mentioned Embodiment 5, and the difference from Embodiment 5 is that the speed of the power output shaft of each stage of the pneumatic gear motor is the same, and the present embodiment passes the first stage motor gear.
  • the second-stage motor gear 121 and the third-stage motor gear 131 have the same modulus and number of teeth, and the gear length is gradually increased to achieve the same rotational speed of the power output shaft of each stage of the motor.
  • the specific proportional relationship between the gear lengths of the motor gears 111, 121, and 131 of each stage can be inversely proportional to the volume and pressure of the power gas, and the specific value of the pressure of the power gas flowing through each stage of the motor. Mathematical calculations can be drawn.
  • Embodiment 7 It is also a linear-arranged three-stage pneumatic gear motor.
  • the structure and the configuration of the three-stage motor are the same as those shown in FIG. 4 and FIG. 5, and the power output shaft and the power output total shaft of each stage of the air motor.
  • the transmission and connection relationship is the same as that of the above-mentioned Embodiment 5, and is different from Embodiment 5 in that the speed of the power output shaft of each stage of the pneumatic gear motor is the same, and the present embodiment passes the first stage motor gear 111.
  • the modulus of the second-stage motor gear 121 and the third-stage motor gear 131 are the same as the gear length, and the number of teeth is increased step by step to achieve the same rotational speed of the power output shaft of each stage of the motor.
  • the specific proportional relationship between the number of teeth between the motor gears 111, 121, and 131 can be inversely proportional to the volume and pressure of the power gas, and the specific value of the pressure of the power gas flowing through each stage of the motor, through simple mathematics. The calculation can be obtained.
  • Embodiment 5, Embodiment 6, and Embodiment 7, although described with a pneumatic gear motor, are known to those skilled in the art, and may be other forms of air motor; the three-stage gear motor of each of the above embodiments, although In order to adjust the rotational speeds of the power output shafts of the gear motors of the various stages, and through the connection mode of the transmission gears, the rotation speeds of the motors transmitted to the power output main shaft are the same, thereby realizing the positive superposition of the power of the motors of the respective stages.
  • the rotation speeds of the three-stage gear motor to the power output main shaft can be the same by other adjustment methods and transmission modes to achieve the object of the present invention.
  • Embodiment 8 This embodiment is a circular-arranged three-stage pneumatic gear motor.
  • the arrangement of the air motors of the various stages is the same as that shown in FIG. 3 of the above-mentioned Embodiment 2, that is, the air motors of the various stages are arranged around the power output total axis.
  • the power output main shaft is located in the center of each stage of the motor.
  • the transmission gear includes respective transmission gears of different speed reduction ratios of the motor gears of the respective stages, and a driven gear 21 mounted on the power output total shaft 2, whereby, the rotational speeds of the pneumatic motors of the respective stages transmitted to the output main shaft 2 are made uniform, and the object of the invention is achieved.
  • the The last transmission gear of each stage of the air motor has the same modulus, and the number of teeth may be the same or different, so that the motor gears of the respective stages have different reduction ratios in the respective transmission gears.
  • the last drive gear can simultaneously mesh with the driven gear 21 on the output main shaft 2.
  • the motor gears of each stage pass before the last transmission gear
  • Each of the transmission gears of different speed reduction ratios has adjusted the rotation speed to the same; when the number of teeth of the last transmission gear is different, the motor gears of each stage pass before the last transmission gear
  • the respective transmission gears of different speed reduction ratios have not adjusted the rotation speed to the same, and must pass the above
  • the number of teeth of the last transmission gear is adjusted to adjust the rotational speed transmitted to the output main shaft 2 to be the same.
  • the two transmission and speed control modes can realize that the air motor of each stage is transmitted to the output main shaft 2 The same speed on the same purpose.
  • the above various embodiments of the present invention can improve the overall efficiency of the air motor, save energy, and reduce noise, achieving the object of the present invention.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Gear Transmission (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
PCT/CN2010/078715 2010-05-13 2010-11-15 多级气动马达 WO2011140793A1 (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US13/697,602 US20130055884A1 (en) 2010-05-13 2010-11-15 Multistage pneumatic motor
AU2010353176A AU2010353176B2 (en) 2010-05-13 2010-11-15 Multistage pneumatic motor
EP10851297.1A EP2570590B1 (de) 2010-05-13 2010-11-15 Mehrstufiger pneumatikmotor
RU2012148187/06A RU2012148187A (ru) 2010-05-13 2010-11-15 Многоконтурный пневматический мотор

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010170599.5 2010-05-13
CN201010170599.5A CN101852091A (zh) 2010-05-13 2010-05-13 一种节能高效的气动马达

Publications (1)

Publication Number Publication Date
WO2011140793A1 true WO2011140793A1 (zh) 2011-11-17

Family

ID=42803757

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2010/078715 WO2011140793A1 (zh) 2010-05-13 2010-11-15 多级气动马达

Country Status (6)

Country Link
US (1) US20130055884A1 (de)
EP (1) EP2570590B1 (de)
CN (3) CN101852091A (de)
AU (1) AU2010353176B2 (de)
RU (1) RU2012148187A (de)
WO (1) WO2011140793A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101852091A (zh) * 2010-05-13 2010-10-06 石家庄中煤装备制造有限公司 一种节能高效的气动马达
US10641239B2 (en) 2016-05-09 2020-05-05 Sunnyco Inc. Pneumatic engine and related methods
US10465518B2 (en) * 2016-05-09 2019-11-05 Sunnyco Inc. Pneumatic engine and related methods
CN110159351B (zh) * 2019-06-03 2024-04-23 鹤飞机械有限公司 内曲线齿轮式气动马达执行器
CN111120299A (zh) * 2019-12-11 2020-05-08 清远市高新精旺新能源研究院有限公司 一种输送低黏度废液齿轮泵
CN112535911B (zh) * 2020-08-28 2022-10-18 深圳中科飞测科技股份有限公司 光学设备及其工作方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631428A (en) * 1946-08-28 1953-03-17 Arthur H Nelson Multiple fluid-operated rotary gear motors with treatment between stages
GB999459A (en) * 1961-04-19 1965-07-28 Erich Martin Improvements in and relating to multi-stage rotary engines
CN2702088Y (zh) * 2004-03-26 2005-05-25 朱妙睿 同轴多节单螺杆式空气压缩机
CN101852091A (zh) * 2010-05-13 2010-10-06 石家庄中煤装备制造有限公司 一种节能高效的气动马达
CN201696097U (zh) * 2010-05-13 2011-01-05 石家庄中煤装备制造有限公司 一种节能高效的气动马达

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1223876A (en) * 1916-01-05 1917-04-24 Morris A Heimann Motor and support for display-forms and the like.
US2463349A (en) * 1948-01-20 1949-03-01 Rawlings R Baner Electric motor assembly
US3015283A (en) * 1958-11-24 1962-01-02 Bayer Ag Gear pumps and motors
US3724427A (en) * 1971-06-15 1973-04-03 K Sauder Rotary internal combustion engine
US3782340A (en) * 1972-02-04 1974-01-01 J Nam Gear-type rotary engine
US4386893A (en) * 1981-05-04 1983-06-07 Deere & Company Gear pump or motor with a shaftless gear
US4668159A (en) * 1985-07-19 1987-05-26 Biordo Jose M Compressed rotative motor
SU1722239A4 (ru) * 1990-04-17 1992-03-23 И.Ф.Суслов Силова многоагрегатна установка
DE4216989C2 (de) * 1992-05-22 1998-06-04 Gottfried Baehr Motor mit sehr hohem Drehmoment
CN1041647C (zh) * 1995-09-05 1999-01-13 夏琼辉 燃烧火药旋转发动机
DE19849805C1 (de) * 1998-10-29 2000-03-09 Voith Turbo Kg Baureihe für Zahnradmotoren mit unterschiedlich theoretisch abgebbarem Drehmoment und Verfahren zur Herstellung der einzelnen Zahnradmotoren der Baureihe
JP2002031199A (ja) * 2000-07-18 2002-01-31 Honda Motor Co Ltd 変速機
US6450448B1 (en) * 2001-08-17 2002-09-17 Toshimi Suzuki Airplane wheel unit
WO2005005781A1 (en) * 2003-07-14 2005-01-20 Elthom Enterprises Limited Volume screw machine of rotary type
WO2009034421A1 (en) * 2007-09-13 2009-03-19 Ecole polytechnique fédérale de Lausanne (EPFL) A multistage hydro-pneumatic motor-compressor
CN101761360A (zh) * 2008-12-24 2010-06-30 徐开文 多段式齿轮动力装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631428A (en) * 1946-08-28 1953-03-17 Arthur H Nelson Multiple fluid-operated rotary gear motors with treatment between stages
GB999459A (en) * 1961-04-19 1965-07-28 Erich Martin Improvements in and relating to multi-stage rotary engines
CN2702088Y (zh) * 2004-03-26 2005-05-25 朱妙睿 同轴多节单螺杆式空气压缩机
CN101852091A (zh) * 2010-05-13 2010-10-06 石家庄中煤装备制造有限公司 一种节能高效的气动马达
CN201696097U (zh) * 2010-05-13 2011-01-05 石家庄中煤装备制造有限公司 一种节能高效的气动马达

Also Published As

Publication number Publication date
US20130055884A1 (en) 2013-03-07
EP2570590A1 (de) 2013-03-20
RU2012148187A (ru) 2014-06-20
CN101852091A (zh) 2010-10-06
CN201843645U (zh) 2011-05-25
EP2570590A4 (de) 2017-05-17
CN102003215B (zh) 2013-05-15
EP2570590B1 (de) 2018-07-11
AU2010353176B2 (en) 2013-10-17
AU2010353176A1 (en) 2012-12-06
CN102003215A (zh) 2011-04-06

Similar Documents

Publication Publication Date Title
WO2011140793A1 (zh) 多级气动马达
CN202082348U (zh) 一种偏航减速器
EP3748166A1 (de) Mehrstufige wälzkolben-trockenvakuumpumpe
WO2020233108A1 (zh) 一种双侧双槽并联式无油涡旋空压机
WO2018014481A1 (zh) 汽车及其传动系统
CN2856587Y (zh) 双曲柄双摆线平动行星齿轮减速机
CN2512948Y (zh) 双平副柔性传动装置
CN212106828U (zh) 一种大传动比减速装置
CN220416121U (zh) 减速传动装置及压裂泵动力驱动系统
CN221162165U (zh) 一种高适配度的集成电驱动桥
CN201696097U (zh) 一种节能高效的气动马达
CN111677819A (zh) 一种差动减速机构及差动减速器
CN115370816B (zh) 一种阀门智能执行装置的减速机构
CN219827662U (zh) 一种多级齿轮变速装置
CN218971418U (zh) 一种涡旋盘及真空泵
CN217926981U (zh) 一种二级联动的啮合式减速器
CN111350800A (zh) 一种改进型行星齿轮差速器
CN211819909U (zh) 一种节能型二级空压机
CN217099653U (zh) 四轮驱动系统及工程机械
CN220250022U (zh) 一种高效换热器
CN220500396U (zh) 一种同轴式单电机三档序列换档电驱桥系统
CN213332236U (zh) 一种斜齿轮行星减速机
CN221003644U (zh) 双联齿电机减速箱
CN208935279U (zh) 一种功率分流的汽车驱动桥减速机构
CN201152345Y (zh) 变频电机调节的行星齿轮变速装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10851297

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2010851297

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 13697602

Country of ref document: US

ENP Entry into the national phase

Ref document number: 2010353176

Country of ref document: AU

Date of ref document: 20101115

Kind code of ref document: A

ENP Entry into the national phase

Ref document number: 2012148187

Country of ref document: RU

Kind code of ref document: A