CN216665689U - A new type of vane air motor - Google Patents

Abstract

The utility model discloses a novel vane type pneumatic motor, which comprises a shell, a silencing mechanism and a lubricating mechanism, wherein the shell is provided with a plurality of grooves; a housing: the front end of the shell is fixedly connected with a first end cover through a bolt, the rear end of the shell is fixedly connected with a second end cover through a bolt, a rotor shaft is arranged on the inner side of a bearing inner ring of the first end cover, the rear end head of the rotor shaft is fixedly connected with the inner side of a sealing bearing inner ring of the second end cover, a rotor is fixedly sleeved on the outer arc surface of the rotor shaft, blades are connected to the inner part of an outer arc surface opening of the rotor through springs, and air pipes are symmetrically arranged on the left side and the right side of the outer arc surface of the shell; the noise elimination mechanism: the upper end of the air pipe is arranged at the left side; the lubricating mechanism: set up in the right-hand member of casing, lubricated mechanism is connected with the trachea on right side, and this novel vane type air motor falls the noise to the sound when air motor operates, has saved required time when personnel maintain, has improved air motor's operating efficiency.

Description

A new type of vane air motor

technical field

The utility model relates to the technical field of air motors, in particular to a novel vane air motor.

Background technique

Air motor, also known as air motor, refers to a device that converts the pressure energy of compressed air into rotating mechanical energy. Generally, it is used as a rotating power source for more complex devices or machines. Air motors are classified by structure into: vane air motors and pistons. Type air motor, in which the blade type air motor has explosion-proof performance and can not generate sparks during work, so it is suitable for explosion, high temperature, dusty occasions, and can be used in extremely humid environment without the danger of leakage. Compared with the electric motor, the unit power size is small and the weight is light, but the general vane type air motor has high noise during operation, which causes noise pollution to the working environment. , When maintaining the vane air motor, personnel need to disassemble the vane air motor to add lubricating oil, and the operation steps are cumbersome. For this reason, we propose a new type of vane air motor to solve these problems.

Utility model content

The technical problem to be solved by the utility model is to overcome the existing defects and provide a new type of vane air motor, which can reduce the noise when the air motor is running, avoid the harm caused by the noise to the body of personnel, and can be lubricated during operation. The time required for personnel maintenance is saved, and the problems in the background art can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a novel vane-type air motor, comprising a casing, a muffler mechanism and a lubricating mechanism;

Shell: its front end is connected with a first end cover by bolts, the rear end of the shell is connected with a second end cover by bolts, the inner side of the bearing inner ring of the first end cover is provided with a rotor shaft, and the rear end of the rotor shaft The head is fixedly connected to the inner side of the inner ring of the sealed bearing of the second end cover, the outer arc surface of the rotor shaft is fixedly sleeved with the rotor, the outer arc surface of the rotor is connected with blades through springs, and the left and right sides of the outer arc surface of the housing are connected Symmetrical trachea;

Muffler mechanism: set on the upper end of the trachea on the left;

Lubrication mechanism: set on the right end of the casing, the lubrication mechanism is connected with the air pipe on the right side, which can reduce the noise when the air motor is running, avoid the harm caused by the noise to the human body, and perform efficient lubrication, saving the need for personnel maintenance. time, reduce the frictional resistance between the blade and the inner side of the casing, and improve the operating efficiency of the air motor.

Further, it also includes a control switch group, the control switch group is arranged on the upper and rear ends of the outer arc surface of the casing, and the input end of the control switch group is electrically connected to an external power source.

Further, the rollers are also included, and the rollers are respectively rotatably connected to the inside of the opening of the outer arc surface of the blade through the rotating shaft, so as to improve the operation efficiency.

Further, the muffling mechanism includes an air storage cylinder, a baffle, fins and a ventilation pipe, the air storage cylinder is arranged on the upper end of the left air pipe, the upper end of the air storage cylinder is provided with an exhaust pipe, and the interior of the air storage cylinder is provided with a symmetrical structure. Distributed partitions, vent pipes are arranged up and down at the edges of the plates of the two partitions, and evenly distributed fins are arranged on the inner side of the air storage cylinder to achieve high-efficiency noise reduction.

Further, the lubricating mechanism includes an oil storage box, an air inlet pipe, a first solenoid valve, an oil delivery pipe and a second solenoid valve, the oil storage box is arranged on the right side of the outer arc surface of the casing, and the air inlet of the oil storage box is located on the right side of the outer arc surface of the casing. The air inlet pipe is connected to the air outlet of the air pipe on the right side. A first solenoid valve is connected in series inside the air inlet pipe. The oil outlet of the oil storage box is connected to the oil inlet of the casing through an oil delivery pipe, and a second electromagnetic valve is connected in series inside the oil delivery pipe. The valve, the input end of the first solenoid valve and the second solenoid valve are all electrically connected to the output end of the control switch group, which is convenient for personnel to maintain.

Further, a sealing strip is also included, and the sealing strips are respectively arranged inside the installation openings at the front and rear ends of the casing.

Further, it also includes a mounting seat, and the mounting seat is arranged on the lower side of the outer arc surface of the casing.

Compared with the prior art, the beneficial effects of the present utility model are: the vane-type air motor of the present invention has the following advantages:

1. The air inside the shell is transported to the inside of the air storage tank through the air pipe on the left side, the air is blocked by the partition plate, the air is transported in a serpentine shape through the ventilation pipe, the air is discharged through the exhaust pipe at the upper end of the air storage cylinder, and the fins constantly reflect the noise To reduce the intensity of the noise, attenuate the noise inside the air storage tank, to reduce the noise of the air motor sound, and avoid the harm caused by the noise to the human body.

2. The operation of the first solenoid valve and the second solenoid valve is regulated by the control switch group, the air in the air pipe on the right side is transported to the inside of the oil storage box through the intake pipe, the pressure of the oil storage box increases, and the oil storage box passes the oil pipe to the oil storage box. The lubricating oil is delivered to the inner side of the casing to efficiently lubricate the blade and the inner side of the casing, saving the time required for personnel maintenance.

3. The outer arc surface of the runner contacts the inner side of the casing, the runner reduces the frictional resistance between the blades and the inner side of the casing, and improves the operation efficiency of the air motor.

Description of drawings

Fig. 1 is the structural representation of the lubricating mechanism of the present utility model;

Fig. 2 is the sectional structure schematic diagram of the utility model;

Fig. 3 is the enlarged structural schematic diagram of the utility model A;

FIG. 4 is a schematic view of the enlarged structure at B of the present invention.

In the figure: 1 shell, 2 first end cover, 3 second end cover, 4 rotor shaft, 5 rotor, 6 blades, 7 gas pipe, 8 muffler mechanism, 81 gas storage tank, 82 partition plate, 83 fin, 84 Breathing pipe, 9 lubricating mechanism, 91 oil storage box, 92 intake pipe, 93 first solenoid valve, 94 fuel pipe, 95 second solenoid valve, 10 mounting seat, 11 control switch group, 12 roller, 13 sealing strip.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Referring to FIGS. 1-4 , this embodiment provides a technical solution: a novel vane-type air motor, including a housing 1 , a noise reduction mechanism 8 and a lubrication mechanism 9 ;

Shell 1: its front end is connected with a first end cover 2 by bolts. The first end cover 2 seals the shell 1, and the rear end of the shell 1 is connected with a second end cover 3 by bolts. The cover 3 realizes the sealing of the casing 1, the inner side of the bearing inner ring of the first end cover 2 is provided with a rotor shaft 4, the rotor shaft 4 realizes the supporting and connecting function, and the rear end of the rotor shaft 4 is sealed with the second end cover 3 The inner side of the inner ring of the bearing is fixedly connected, the outer arc surface of the rotor shaft 4 is fixedly sleeved with the rotor 5, and the inner part of the outer arc surface of the rotor 5 is connected with a blade 6 through a spring, and the blade 6 drives the rotor 5 to rotate. The trachea 7 is symmetrically arranged on the left and right sides of the arc surface, and the trachea 7 realizes the entry and exit of air;

Muffler mechanism 8: arranged on the upper end of the left air pipe 7, the muffler mechanism 8 includes an air storage cylinder 81, a baffle 82, a fin 83 and a ventilation pipe 84, the air storage cylinder 81 is arranged on the upper end of the left air pipe 7, and the air storage cylinder 81 The upper end is provided with an exhaust pipe, the interior of the gas storage cylinder 81 is provided with a symmetrical distribution of partitions 82, the edges of the two partitions 82 are provided with ventilation pipes 84 at the upper and lower positions, and the inner side of the gas storage cylinder 81 is provided with evenly distributed Fins 83, the air inside the housing 1 is transported to the inside of the air storage cylinder 81 through the air pipe 7 on the left side, the air is blocked by the partition 82, the air is transported in a serpentine shape through the ventilation pipe 84, and the air passes through the exhaust at the upper end of the air storage cylinder 81. When the tube is discharged, the fins 83 continuously reflect the noise to reduce the intensity of the noise, and attenuate the noise inside the air storage cylinder 81 to reduce the noise of the air motor sound;

Lubricating mechanism 9: set at the right end of the housing 1, the lubricating mechanism 9 is connected with the gas pipe 7 on the right side, and the lubricating mechanism 9 includes an oil storage box 91, an air intake pipe 92, a first solenoid valve 93, an oil delivery pipe 94 and a second solenoid valve 95 , the oil storage box 91 is arranged on the right side of the outer arc surface of the casing 1, and the air inlet of the oil storage box 91 is connected to the air outlet of the air pipe 7 on the right side through the air inlet pipe 92, and the interior of the air inlet pipe 92 is connected in series with a first solenoid valve 93. The oil outlet of the oil storage box 91 is connected to the oil inlet of the housing 1 through an oil delivery pipe 94. The inside of the oil delivery pipe 94 is connected in series with a second solenoid valve 95, the input ends of the first solenoid valve 93 and the second solenoid valve 95. Both are electrically connected to the output end of the control switch group 11, and the first solenoid valve 93 and the second solenoid valve 95 are regulated through the control switch group 11 to work, and the air in the right air pipe 7 is transported to the interior of the oil storage box 91 through the air intake pipe 92. , the pressure of the oil storage box 91 increases, and the oil storage box 91 transports the lubricating oil to the inner side of the casing 1 through the oil delivery pipe 94 to lubricate the blade 6 and the inner side of the casing 1, which saves the time required for personnel maintenance. .

Wherein: it also includes a control switch group 11, the control switch group 11 is arranged on the upper and rear ends of the outer arc surface of the casing 1, and the input end of the control switch group 11 is electrically connected to an external power source.

Wherein: also include a roller 12, the roller 12 is respectively connected to the inside of the outer arc surface opening of the blade 6 through the rotating shaft, and the roller 12 reduces the frictional resistance of the blade 6 and the inner side of the housing 1, and improves the operating efficiency of the air motor.

The sealing strip 13 is also included. The sealing strips 13 are respectively arranged inside the installation openings at the front and rear ends of the housing 1. The sealing strips 13 prevent the air leakage from occurring when the air motor is working.

Wherein: it also includes a mounting seat 10, and the mounting seat 10 is arranged on the lower side of the outer arc surface of the housing 1, so as to realize the installation effect on the air motor.

The working principle of a novel vane-type air motor provided by the present invention is as follows: the mounting seat 10 is connected to the external fixing device through bolts, the air pipe 7 on the right side is connected to the external air pump device and air is supplied to the interior of the housing 1, The interior of the casing 1 is designed as an eccentric cavity. At this time, the centrifugal force of the rotation of the rotor 5 and the spring force of the inner spring of the outer arc surface of the rotor 5 make the blade 6 fit on the inner side of the casing 1, and the air reaching the interior of the casing 1 passes through the blade. 6. Drive the rotor 5 to rotate clockwise, the outer arc surface of the runner 12 contacts the inner side of the casing 1, the runner 12 reduces the frictional resistance between the blade 6 and the inner side of the casing 1, and improves the operation efficiency of the air motor. At this time, the casing 1. The air inside is transported to the interior of the air storage cylinder 81 through the air pipe 7 on the left side, the air is blocked by the partition plate 82, the air is transported in a serpentine shape through the ventilation pipe 84, the air is discharged through the exhaust pipe at the upper end of the air storage cylinder 81, and the fins 83 Constantly reflect the noise to reduce the intensity of the noise, attenuate the noise inside the air storage cylinder 81, to achieve noise reduction of the air motor sound. When the operating efficiency of the air motor decreases, the first solenoid valve 93 and the second solenoid valve 93 and the second solenoid valve are regulated by the control switch group 11. The valve 95 works, the air in the right air pipe 7 is transported to the inside of the oil storage box 91 through the intake pipe 92, the pressure of the oil storage box 91 increases, and the oil storage box 91 transports the lubricating oil to the casing 1 through the oil delivery pipe 94. On the inner side, lubricate between the vane 6 and the inner side of the casing 1, which saves the time required for maintenance by personnel.

It is worth noting that the first solenoid valve 93 and the second solenoid valve 95 disclosed in the above embodiments can be selected from the ZCS-100 solenoid valve, and the control switch group 11 is provided with and controls the first solenoid valve 93 and the second solenoid valve 93 and the second solenoid valve 95 one-to-one corresponding switch buttons used to control its switch work.

The above are only the embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and accompanying drawings of the present invention, or directly or indirectly applied to other Relevant technical fields are similarly included in the scope of patent protection of the present invention.

Claims (7)

1. A novel vane-type air motor, characterized in that: it comprises a casing (1), a muffler mechanism (8) and a lubricating mechanism (9); Housing (1): its front end is connected with a first end cover (2) by bolts, the rear end of the housing (1) is connected with a second end cover (3) by bolts, and the first end cover (2) is connected to the rear end by bolts. The inner side of the bearing inner ring is provided with a rotor shaft (4), the rear end of the rotor shaft (4) is fixedly connected to the inner side of the sealed bearing inner ring of the second end cover (3), and the outer arc surface of the rotor shaft (4) is fixedly sleeved A rotor (5) is connected, the inside of the opening of the outer arc surface of the rotor (5) is connected with a blade (6) through a spring, and the left and right sides of the outer arc surface of the casing (1) are symmetrically provided with air pipes (7); Muffler mechanism (8): arranged on the upper end of the left trachea (7); Lubricating mechanism (9): arranged on the right end of the housing (1), the lubricating mechanism (9) is connected with the air pipe (7) on the right side. 2. A novel vane-type air motor according to claim 1, characterized in that: it further comprises a control switch group (11), and the control switch group (11) is arranged on the outer arc surface of the casing (1). At the rear end of the side, the input end of the control switch group (11) is electrically connected to the external power supply. 3. A new type of vane type air motor according to claim 1, characterized in that: it further comprises a roller (12), and the roller (12) is rotatably connected to the outer arc surface opening of the vane (6) through a rotating shaft respectively internal. 4. A novel vane-type air motor according to claim 1, characterized in that: the muffler mechanism (8) comprises an air storage cylinder (81), a partition plate (82), a fin (83) and a ventilation pipe (84), the air storage cylinder (81) is arranged on the upper end of the air pipe (7) on the left side, the upper end of the air storage cylinder (81) is provided with an exhaust pipe, and the interior of the air storage cylinder (81) is provided with symmetrically distributed partitions ( 82), the edges of the plates of the two partition plates (82) are provided with ventilation pipes (84) in dislocation up and down, and the inner side of the air storage cylinder (81) is provided with evenly distributed fins (83). 5. A novel vane-type air motor according to claim 2, characterized in that: the lubricating mechanism (9) comprises an oil storage box (91), an air intake pipe (92), a first solenoid valve (93), The oil delivery pipe (94) and the second solenoid valve (95), the oil storage box (91) is arranged on the right side of the outer arc surface of the housing (1), and the air inlet of the oil storage box (91) passes through the air inlet pipe (92). ) is connected to the air outlet of the air pipe (7) on the right side, a first solenoid valve (93) is connected in series inside the air inlet pipe (92), and the oil outlet of the oil storage box (91) is connected to the casing (1) through the oil delivery pipe (94). ), a second solenoid valve (95) is connected in series inside the oil pipe (94), and the input ends of the first solenoid valve (93) and the second solenoid valve (95) are both electrically connected to the control switch group (11). ) output. 6. A novel vane-type air motor according to claim 1, characterized in that it further comprises a sealing strip (13), and the sealing strips (13) are respectively arranged at the installation openings at the front and rear ends of the casing (1). internal. 7 . The novel vane type air motor according to claim 1 , further comprising a mounting seat ( 10 ), the mounting seat ( 10 ) being arranged on the lower side of the outer arc surface of the housing ( 1 ). 8 .

Images