CN213807982U

CN213807982U - Compressor assembly

Info

Publication number: CN213807982U
Application number: CN202022550885.6U
Authority: CN
Inventors: 段丝琦; 方彬; 方景德
Original assignee: Sichuan Shangxian Gongqiao Chemical Machinery Manufacturing Co ltd
Current assignee: Sichuan Shangxian Gongqiao Chemical Machinery Manufacturing Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-27
Anticipated expiration: 2030-11-06

Abstract

The utility model provides a compressor assembly, including the cylinder of opening right, install the plectane in the cylinder, first through-hole is seted up at the plectane middle part, the plug connection piston rod in the first through-hole, the inside columniform cavity of seting up of piston rod, the plug connection cylinder in the cavity, the piston rod right-hand member is connected with power device, power device can provide the power of side-to-side motion for the piston rod, the piston rod left end is provided with two pistons from side to side, seal and fixed connection through annular elastic seal circle between two piston peripheries, the cylinder right-hand member sets up seal gasket. The utility model discloses simple structure compresses the air of cavity right-hand member through the cylinder, increases the atmospheric pressure between two pistons to increase the pressure between elastic sealing circle and the cylinder, increased the gas tightness of device, improved the compression efficiency of device, when the piston rod moves right in addition, can also carry out the tonifying qi to the cavity right-hand member, atmospheric pressure between two pistons when having guaranteed at every turn to compress has improved the stability and the reliability of device.

Description

Compressor assembly

Technical Field

The utility model belongs to compressor unit spare field, specifically speaking are compressor unit spares.

Background

Traditional piston compressor is when compressed gas, and the gas tightness of cylinder can't be guaranteed to the cooperation between single piston and the cylinder, and gas leaks out from between piston and the cylinder easily, has reduced compressor's work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a compressor unit spare for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a compressor assembly comprises a cylinder with a right opening, wherein a vertical circular plate is fixedly arranged at the right end in the cylinder, a square first through hole is formed in the middle of the circular plate, a square piston rod is connected in the first through hole in an inserting manner, a left-right cylindrical cavity is formed in the piston rod, a cylinder is connected in the cavity in an inserting manner, a plurality of first blind holes which are uniformly distributed in an annular manner are formed in the left end face of the piston rod, the right end of each first blind hole is communicated with the right end of the cavity, a power device is connected with the right end of the piston rod and can provide power for the piston rod to move left and right, a left piston and a right piston are arranged at the left end of the piston rod, the middle part of the right piston is fixedly connected with the piston rod, the two pistons are fixedly connected through a connecting rod, the peripheries of the two pistons are sealed and fixedly connected through an annular elastic sealing ring, a second through hole is formed in the right side face of the piston at the right side of the right side corresponding to the first blind hole, a third through hole is formed in the left side face of the cavity, the second blind hole is formed in the middle of the right end face of the cylinder, the fourth through holes are formed in the right end face of the cylinder in a plurality of annular uniform distribution modes, the sealing gasket is arranged at the right end of the cylinder, the sealing gasket is attached to the cylinder and can cover the fourth through holes, the second blind hole is in plug-in connection with the cross rod, the left end of the cross rod is fixedly connected with the left end of the cavity through the first spring, and the right end of the cross rod is fixedly connected with the sealing gasket.

As above a compressor unit spare, power device include the columniform cup, the cup of piston rod right-hand member fixed connection opening right, the axle center of piston rod aligns with the axle center of cup, the plug-in connection pivot in the cup, the annular guide way around the circumference of a plurality of left and right sides equipartitions is seted up to the pivot side, the guide way is the wave, the recess is seted up to a certain department of the corresponding guide way of cup inner wall, the same slider of equal cooperation installation of guide way and corresponding recess, the pivot right-hand member sets up the motor, the pivot right-hand member and the output shaft fixed connection of motor.

According to the compressor assembly, the cross section of the guide groove is semicircular, the groove is hemispherical, and the sliding block is spherical.

According to the compressor assembly, the right side surface of the circular plate is provided with the fifth through holes which are uniformly distributed in an annular manner.

According to the compressor assembly, the left end of the cylinder is fixedly connected with the left end of the cavity through the second spring.

The utility model has the advantages that: when the utility model works, the power device controls the piston rod and the piston to move left and right, when the piston moves left, the piston can compress the gas in the cylinder, under the action of inertia, the cylinder can move right relative to the cavity, the air at the right end of the cavity is compressed between the two pistons through the first blind hole and the second through hole, the air pressure is increased, the elastic sealing ring expands outwards, thereby increasing the pressure between the elastic sealing ring and the cylinder, under the action of the first spring and the air pressure, the sealing gasket can block the fourth through hole, so that the gas at the right end of the cavity can not flow at the left end, and the third through hole can also play a balance role on the air pressure at the left end of the cavity, when the piston rod moves right, the cylinder can move left relative to the cavity, when the air pressure at the right end of the cavity is smaller than the air pressure at the left end, the cross rod and the sealing gasket can move right relative to the cylinder, and the sealing gasket is separated from the cylinder, the air at the left end of the cavity flows to the right end of the cavity from the fourth through hole, so that the air at the right end of the cavity is sufficient (because the left end of the cavity is communicated with the outside through the third through hole, the air pressure at the left end of the cavity is defaulted to be equal to the atmospheric pressure, the air at the right end of the cavity is compressed by the cylinder during each compression work, and the air at the right end of the cavity is reduced after a period of time because the device cannot be completely sealed); the utility model discloses simple structure compresses the air of cavity right-hand member through the cylinder, increase the atmospheric pressure between two pistons to increase the pressure between elastic sealing circle and the cylinder, increased the gas tightness of device, improved the compression efficiency of device, and when the piston rod moves right, can also carry out the tonifying qi to the cavity right-hand member, make cavity right-hand member air sufficient, atmospheric pressure between two pistons when having guaranteed at every turn to compress makes the device more reliable and stable operation, has improved the stability and the reliability of device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of the present invention; FIG. 2 is a side expanded view of the spindle; FIG. 3 is an enlarged view of a portion I of FIG. 1; fig. 4 is a partially enlarged view of a portion ii of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A compressor component comprises a cylinder 1 with a right opening, a vertical circular plate 2 is fixedly arranged at the right end in the cylinder 1, a square first through hole 3 is formed in the middle of the circular plate 2, a square piston rod 4 is connected in the first through hole 3 in an inserting manner, a cylindrical cavity 5 in the left-right direction is formed in the piston rod 4, a cylinder 6 is connected in the cavity 5 in an inserting manner, a plurality of first blind holes 7 which are uniformly distributed in an annular manner are formed in the left end face of the piston rod 4, the right end of each first blind hole 7 is communicated with the right end of the cavity 5, a power device 8 is connected at the right end of the piston rod 4, the power device 8 can provide power for the piston rod 4 to move left and right, two pistons 9 on the left end of the piston rod 4 are arranged at the left end, the middle of the piston 9 on the right side is fixedly connected with the piston rod 4, the two pistons 9 are fixedly connected through a connecting rod 10, and the peripheries of the two pistons 9 are sealed and fixedly connected through an annular elastic sealing ring 11, the piston 9 right flank on right side is corresponding first blind hole 7 department and is seted up second through-hole 12, third through-hole 13 is seted up to 5 left end downside of cavity, second blind hole 14 is seted up at 6 right end middle parts of cylinder, the fourth through-hole 15 of a plurality of annular equipartitions is seted up to 6 right end of cylinder, 6 right-hand member of cylinder sets up seal gasket 16, seal gasket 16 and the laminating of cylinder 6 and can cover fourth through-

hole

15, 14 plug-in connection horizontal pole 17 of second blind hole, horizontal pole 17 left end is through first spring and 5 left end fixed connection of cavity, horizontal pole 17 right-hand member and seal gasket 16 fixed connection. When the utility model works, the power device 8 controls the piston rod 4 and the piston 9 to move left and right, when the piston 9 moves left, the piston 9 can compress the gas in the cylinder 1, under the action of inertia, the cylinder 6 can move right relative to the cavity 5, the air at the right end of the cavity 5 is compressed between the two pistons 9 through the first blind hole 7 and the second through hole 12, the air pressure is increased, the elastic sealing ring 11 expands outwards, thereby increasing the pressure between the elastic sealing ring 11 and the cylinder 1, under the action of the first spring and the air pressure, the sealing gasket 16 can block the fourth through hole 15, so that the gas at the right end of the cavity 5 can not flow at the left end, and the third through hole 13 can also play a balance role on the air pressure at the left end of the cavity 5, when the piston rod 4 moves right, the cylinder 6 can move left relative to the cavity 5, when the air pressure at the right end of the cavity 5 is smaller than the air pressure at the left end, the cross rod 17 and the sealing gasket 16 move rightwards relative to the cylinder 6, at the moment, the sealing gasket 16 is separated from the cylinder 6, air at the left end of the cavity 5 flows to the right end of the cavity 5 from the fourth through hole 15, and the air at the right end of the cavity 5 is ensured to be sufficient (because the left end of the cavity 5 is communicated with the outside through the third through hole 13, the air pressure at the left end of the cavity 5 is defaulted to be equal to the atmospheric pressure, the cylinder 6 compresses the air at the right end of the cavity 5 every time of compression work, and because the device cannot be completely sealed, the air amount at the right end of the cavity 5 is reduced after a period of time); the utility model discloses simple structure compresses the air of 5 right-hand members of cavity through cylinder 6, increase the atmospheric pressure between two pistons 9, thereby strengthen the pressure between elastic seal circle 11 and the cylinder 1, the gas tightness of device has been increased, the compression efficiency of device has been improved, and when piston rod 4 moves right, can also supply air to 5 right-hand members of cavity, make 5 right-hand members of cavity air sufficient, atmospheric pressure between two pistons 9 when having guaranteed compression at every turn, make the device more reliable and stable operation, the stability and the reliability of device have been improved.

Specifically, as shown in the figure, the power device 8 according to the embodiment includes a cylindrical cup 81, the right end of the piston rod 4 is fixedly connected with the cup 81 with a right opening, the axis of the piston rod 4 is aligned with the axis of the cup 81, the cup 81 is inserted and connected with a rotating shaft 82, the side surface of the rotating shaft 82 is provided with a plurality of annular guide grooves 83 uniformly distributed around the circumference, the guide grooves 83 are wave-shaped, a groove 84 is formed in a position of the inner wall of the cup 81 corresponding to the guide groove 83, the guide grooves 83 and the corresponding grooves 84 are both matched to mount a same sliding block 85, the right end of the rotating shaft 82 is provided with a motor 86, and the right end of the rotating shaft 82 is fixedly connected with an output shaft of the motor 86. Motor 86 during operation in this design, pivot 82 rotates, under the effect of first through-hole 3, piston rod 4 and cup 81 can not rotate, so slider 85 can move in guide way 83, under the effect of recess 84, piston rod 4 and cup 81 can the side-to-side motion, make piston 9 can accomplish compression work, compare traditional crank link mechanism, the swing can not take place for piston rod 4 in this design, piston 9's operational environment is more stable, has improved the stability of device.

Specifically, as shown in the drawings, the cross section of the guide groove 83 in the embodiment is semicircular, the groove 84 is hemispherical, and the slider 85 is spherical. The design can change the sliding of the sliding block 85 in the guide groove 83 into rolling, reduce the resistance of the sliding block 85 moving in the guide groove 83, and simultaneously, the noise caused by rolling is lower than the friction noise, thereby not only improving the transmission efficiency of the moment of the device, but also reducing the noise pollution of the device.

Further, as shown in the figure, the right side surface of the circular plate 2 according to the embodiment is provided with a plurality of fifth through holes 18 which are uniformly distributed in an annular manner. The design can balance the air pressure in the space between the circular plate 2 and the piston 9 through the fifth through hole 18, reduce the influence of the air pressure on the work of the piston 9 and improve the reliability of the device.

Furthermore, as shown in the figure, the left end of the cylinder 6 in this embodiment is fixedly connected to the left end of the cavity 5 through a second spring. This design can make cylinder 6 can not bump with the 5 left ends of cavity, and simultaneously, when the device stop work, the spring can make cylinder 6 reset to the middle part position of cavity 5, has improved the reliability of device.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A compressor assembly, characterized by: the device comprises an air cylinder (1) with a right opening, wherein a vertical circular plate (2) is fixedly installed at the inner right end of the air cylinder (1), a square first through hole (3) is formed in the middle of the circular plate (2), a square piston rod (4) is connected in the first through hole (3) in an inserting manner, a cylindrical cavity (5) in the left-right direction is formed in the piston rod (4), a cylinder (6) is connected in the cavity (5) in an inserting manner, a plurality of first blind holes (7) which are uniformly distributed in an annular manner are formed in the left end face of the piston rod (4), the right end of each first blind hole (7) is communicated with the right end of the cavity (5), a power device (8) is connected at the right end of the piston rod (4), the power device (8) can provide power for the piston rod (4) to move left and right, two pistons (9) are arranged at the left end of the piston rod (4), the middle of the piston (9) on the right side is fixedly connected with the piston rod (4), and the two pistons (9) are fixedly connected through a connecting rod (10), sealed and fixed connection through annular elastic seal circle (11) between two piston (9) peripheries, piston (9) right flank on right side is located to set up second through-hole (12) corresponding first blind hole (7), third through-hole (13) are seted up to cavity (5) left end downside, second blind hole (14) are seted up to cylinder (6) right-hand member face middle part, fourth through-hole (15) of a plurality of annular equipartitions are seted up to cylinder (6) right-hand member face, cylinder (6) right-hand member sets up seal gasket (16), seal gasket (16) and cylinder (6) laminating just can cover fourth through-hole (15), second blind hole (14) plug-in connection horizontal pole (17), horizontal pole (17) left end is through first spring and cavity (5) left end fixed connection, horizontal pole (17) right-hand member and seal gasket (16) fixed connection.

2. A compressor assembly according to claim 1, wherein: power device (8) including columniform cup (81), cup (81) to the right of piston rod (4) right-hand member fixed connection opening, the axle center of piston rod (4) aligns with the axle center of cup (81), plug-in connection pivot (82) in cup (81), a plurality of annular guide way (83) around the circumference of controlling the equipartition are seted up to pivot (82) side, guide way (83) are the wave, recess (84) are seted up to cup (81) inner wall correspondence guide way (83) certain department, same slider (85) of equal cooperation installation of guide way (83) and recess (84) that correspond, pivot (82) right-hand member sets up motor (86), pivot (82) right-hand member and the output shaft fixed connection of motor (86).

3. A compressor assembly according to claim 2, wherein: the cross section of the guide groove (83) is semicircular, the groove (84) is hemispherical, and the sliding block (85) is spherical.

4. A compressor assembly according to claim 1, wherein: the right side surface of the circular plate (2) is provided with a plurality of fifth through holes (18) which are uniformly distributed in an annular manner.

5. A compressor assembly according to claim 1, wherein: the left end of the cylinder (6) is fixedly connected with the left end of the cavity (5) through a second spring.