CN212744268U

CN212744268U - Improved air outlet structure of air compressor cylinder

Info

Publication number: CN212744268U
Application number: CN202020992023.6U
Authority: CN
Inventors: 周文三; 周承贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-05
Filing date: 2020-06-03
Publication date: 2021-03-19
Anticipated expiration: 2030-06-03
Also published as: JP3227602U; JP2020200830A; TW202045817A; CN112049779A; JP6960018B2; DE202020103138U1

Abstract

The utility model provides an air compressor's cylinder structural improvement of giving vent to anger especially indicates that be equipped with an air outlet cylinder seat on the cylinder, the urceolus wall of this air outlet cylinder seat is equipped with a plurality of ventholes, the urceolus wall cover in air outlet cylinder seat is equipped with an elastic film, produced compressed air of air compressor can pass elastic film and get into in the gas storage chamber of gas storage seat by aforementioned a plurality of ventholes, utilize the quick closing characteristic of elastic film, let the compressed air volume of the gas storage chamber that gets into the gas storage seat in unit interval increase greatly, make by compressed air can get into in the gas storage chamber through the venthole fast, the function that causes the piston body is more smooth and easy and promote and inflate efficiency.

Description

Improved air outlet structure of air compressor cylinder

Technical Field

The utility model relates to an air compressor's cylinder structural improvement of giving vent to anger especially indicates that be equipped with an air outlet cylinder seat on the cylinder, the urceolus wall of this air outlet cylinder seat is equipped with a plurality of ventholes, the urceolus wall cover in air outlet cylinder seat is equipped with an elastic film, produced compressed air of air compressor can pass elastic film and get into in the gas storage chamber of gas storage seat by aforementioned a plurality of ventholes, utilize the quick closing characteristic of elastic film, let the compressed air volume of the gas storage chamber that gets into the gas storage seat in unit interval increase greatly, make by compressed air can get into in the gas storage chamber through the venthole fast, the function that causes the piston body is more smooth and easy and promote and inflate efficiency.

Background

The air compressor used in the present stage basically has a cylinder, in which a piston body can be provided to reciprocate to generate compressed air, the generated compressed air can be pushed by an air outlet of the cylinder through a valve mechanism to enter another space for storing compressed air, the space can be a space in an air storage seat (or an air collection tank), the air storage seat is further provided with an air outlet for delivering the compressed air to an object to be inflated, so as to achieve the purpose of complete inflation. Because only a single air outlet is arranged between the conventional cylinder and the air storage seat, the opening or closing of the air outlet is limited by a valve mechanism, the valve mechanism is composed of a valve seat and a spring, the compressed air generated by the piston body pushes the valve seat and compresses the spring, the compressed air can enter the air storage chamber of the air storage seat, the compressed air collected in the air storage chamber can generate back pressure to the valve seat, the back pressure can suppress the opening of the valve seat in the inflating stage, correspondingly, the compressed air generated when the piston body operates can have resistance rather than smoothness when the piston body pushes the valve seat, the piston body can have resistance more when operating, the inflating speed becomes slow, the motor of the air compressor is easily overheated, the operating efficiency of the motor is attenuated, and the defect that the motor is burnt down. The present invention is developed in view of the shortcomings of the cylinder structure of the conventional air compressor, and many efforts have been made to develop the present invention.

SUMMERY OF THE UTILITY MODEL

The main objective of the present invention is to provide an improved structure of air outlet for cylinder of air compressor, wherein the air compressor is provided with an air outlet seat on the cylinder, the air outlet seat and a cylinder providing piston operation are integrally formed, and the machine plate combined with the cylinder can provide fixation of the motor.

The utility model discloses a cylinder of air compressor gives vent to anger the institutional advancement, air compressor is equipped with a gas outlet cylinder seat on the cylinder, the urceolus wall of this gas outlet cylinder seat is equipped with a plurality of ventholes, the urceolus wall cover in the gas outlet cylinder seat is equipped with an elastic film, produced compressed air of air compressor can pass elastic film and get into in the gas storage chamber of gas storage seat by these a plurality of ventholes, utilize the quick closing characteristic of elastic film, let the compressed air volume of the gas storage chamber that gets into the gas storage seat in unit interval increase greatly.

In order to achieve the above purpose, the utility model discloses a scheme is: an improved air outlet structure of air compressor cylinder is prepared as setting motor fixing plate and air cylinder providing piston body to operate on said plate, setting an opening for inserting piston body at one end of air cylinder and setting top wall at another end of air cylinder, enabling piston body to reciprocate in air cylinder by motor driving gear to generate compressed air, setting an air outlet cylinder seat on top wall and designing air outlet cylinder seat and top wall of air cylinder to be formed as one body.

Furthermore, the compressed air can enter the air outlet cylinder seat through the circulation port arranged on the top wall, the outer cylinder wall of the air outlet cylinder seat is provided with a plurality of air outlet holes, the outer cylinder wall of the air outlet cylinder seat is sleeved with an elastic film, and the compressed air generated by the air compressor can pass through the elastic film through the air outlet holes to enter the air storage chamber of the air storage seat.

Further, the plurality of air outlets have the same or different aperture diameters, and the aperture diameters of the air outlets are A, B, that is, aperture diameter a = B, aperture diameter a > B, and aperture diameter a < B.

Furthermore, the outer cylinder wall of the air outlet cylinder seat is provided with at least one annular groove, and the inner side surface of the elastic film is provided with at least one convex annular wall which can be clamped and fixed in the annular groove of the outer cylinder wall of the air outlet cylinder seat so as to avoid the elastic film from slipping on the outer cylinder wall of the air outlet cylinder seat, and the elastic film can seal the air outlet hole.

Furthermore, the top end surface of the air outlet cylinder seat is provided with at least one concave part, so that the pressure storage space in the air outlet cylinder seat is reduced, and compressed air can rapidly enter the air storage chamber through the air outlet hole.

Furthermore, the compression ratio is changed by changing the size of the pressure storage space by using at least one concave part.

Furthermore, a long side plate extends horizontally outwards from the front side edge and the rear side edge of the cylinder close to the top wall, the left end head and the right end head of the two long side plates extend upwards to form two corresponding embedding bodies in an inverted L shape, and an accommodating groove is formed between the embedding bodies and the long side plates; the cylinder-shaped air storage seat is provided with an opening and an air storage chamber at one end, a plurality of manifolds communicated with the air storage chamber are arranged on the air storage seat, a plane side plate with proper thickness is expanded towards the periphery of the opening of the air storage seat, an L-shaped embedded plate is respectively arranged on two opposite plane side plates, a containing groove is formed between the embedded plate and the plane side plates, the plane side plate of the air storage seat can quickly enter the containing groove of the embedded clamp body by virtue of the rotary air storage seat, the long side plate of the cylinder is contained in the containing groove of the embedded plate, so that the air storage seat is firmly combined on the cylinder, and the air storage seat and the cylinder can be assembled or disassembled in a movable manner.

Furthermore, one of the manifolds can be used for a hose of a pneumatic tire which is quickly jointed by a hook, the other manifold can be used for quickly embedding a pressure gauge, and the other manifolds can be respectively provided with a pressure relief valve and a safety valve.

Further, the cylinder and the plate can be designed to be manufactured in an integrated manner, or can be in a separate combined structure.

After the scheme is adopted, the utility model discloses borrow to have an air outlet cylinder seat on the cylinder, this air outlet cylinder seat and a cylinder that provides the piston body function are integrated into one piece;

the utility model discloses break through the design that only is equipped with single venthole on the cylinder of knowing air compressor and the air storage seat between the two intermediate wall, the urceolus wall of this air outlet cylinder seat is equipped with a plurality of ventholes, the urceolus wall cover in the air outlet cylinder seat is equipped with an elastic film, produced compressed air of air compressor can pass elastic film and get into in the air storage of air storage seat by aforementioned a plurality of ventholes, utilize the quick closing characteristic of elastic film, let the compressed air volume of the gas receiver that gets into the air storage seat in unit interval increase greatly, make by compressed air can get into in the air storage through the venthole fast, the function that causes the piston body is more smooth and easy and promotes and inflates efficiency.

Drawings

Fig. 1 is an exploded perspective view of the air compressor of the present invention;

FIG. 2 is a partial cross-sectional view of the air compressor of the present invention;

FIG. 3 is a partial sectional view of the outer cylinder wall of the air outlet cylinder seat of the present invention covered with an elastic film;

FIG. 4 is a schematic view showing the movement of compressed air generated by the air compressor of the present invention, which is pushed by the elastic film through the plurality of air outlets and enters the air storage chamber of the air storage seat;

fig. 5 is a diagram of another embodiment of the present invention;

fig. 6 is a partial cross-sectional view of fig. 5.

Description of the symbols:

(11) machine board

(12) Motor with a stator having a stator core

(13) Gear wheel

(14) Piston body

(2) Cylinder

(21) Roof wall

(22) Circulation port

(23) Long side plate

(231) Embedded clamp body

(232) Accommodating tank

(3) Air outlet cylinder seat

(30) Outer cylinder wall

(31) (32) air outlet

(33) Ring groove

(34) Concave part

(35) Pressure storage space

(4) Elastic film

(41) Convex ring wall

(5) Gas storage seat

(50) Air storage chamber

(51) Opening of the container

(52) (53) (54) (55) manifold

(56) Plane side plate

(561) Panel(s)

(562) Containing groove

(6) Pressure gauge

(7) Pressure relief valve

(8) Safety valve

(A) (B) a pore diameter.

Detailed Description

To understand the specific structure of the present invention in more detail, please refer to fig. 1 and 2, the air compressor of the present invention will provide the cylinder 2 for the piston 14 to operate and provide the machine plate 11 for the motor 12 to be fixed, the cylinder 2 and the machine plate 11 can be designed to be integrally formed, or can be a structure of separate combination, one end of the cylinder 2 has an opening for the piston 14 to extend into, and the other end has a top wall 21, the piston 14 can reciprocate in the cylinder 2 by the driving gear 13 of the motor 12 to generate compressed air, the compressed air can enter the air outlet seat 3 through the flow opening 22 of the top wall 21, the outer cylinder wall 30 of the air outlet seat 3 has a plurality of

air outlets

31, 32, the outer cylinder wall 30 of the air outlet seat 3 is sleeved with an elastic film 4, the compressed air generated by the air compressor can pass through the plurality of

air outlets

31, 32 pushes the elastic membrane 4 into the air reservoir 50 of the air reservoir holder 5. The air storage base 5 is used for collecting the generated compressed air, one or more

air outlet manifolds

52, 53, 54, 55 are arranged on the air storage base 5, the manifold 52 can be used for hoses (not shown in the figures) of the pneumatic tires which are quickly connected by utilizing a clamping hook, the other manifold 53 can be used for quickly embedding a pressure gauge 6, and in addition, the

manifolds

54, 55 can be respectively provided with a pressure relief valve 7 and a safety valve 8.

Referring to fig. 1 to 4, the present invention designs a design method completely different from the conventional single air outlet on the top wall 21 of the cylinder 2, the top wall 21 is provided with the aforementioned air outlet cylinder seat 3, the air outlet cylinder seat 3 and the top wall 21 of the cylinder 2 are designed to be integrally formed, the outer cylinder wall 30 of the air outlet cylinder seat 3 is provided with a plurality of

air outlet holes

31, 32 and at least one ring groove 33, the plurality of

air outlet holes

31, 32 can also be designed to have the same or different apertures, the apertures of the

air outlet holes

31, 32 are respectively the aperture A, B, the aperture A, B can be the same or different apertures, i.e. the aperture a = B, the aperture a > B, the aperture a < B, the outer cylinder wall 30 of the air outlet cylinder seat 3 is sleeved with an elastic film 4, the inner side of the elastic film 4 is provided with at least one convex ring wall 41, which can be clamped in the ring groove 33 of the outer cylinder wall 30 of the air outlet cylinder seat 3, so as to prevent the elastic membrane 4 from slipping off the outer cylinder wall 30 of the air outlet cylinder seat 3, and the elastic membrane 4 can seal the

air outlet holes

31, 32, as shown in fig. 2. The

air outlets

31 and 32 are opened or closed, and are completely controlled by the elastic film 4 (refer to fig. 3 and 4) sleeved on the outer cylinder wall 30 of the air outlet cylinder seat 3; two long side plates 23 extend horizontally outwards from the front and rear sides of the cylinder 2 near the top wall 21, two corresponding inverted L-shaped clamping bodies 231 extend upwards from the left and right ends of the two long side plates 23, and an accommodating groove 232 is formed between the clamping bodies 231 and the long side plates 23, as shown in fig. 1 and 2. A cylindrical gas holder 5 having an opening 51 and a gas storage chamber 50 at one end, wherein the gas holder 5 is provided with a plurality of

manifolds

52, 53, 54, 55 communicated with the gas storage chamber 50, the opening 51 of the gas holder 5 is extended with a plane side plate 56 with a proper thickness to the periphery, two opposite plane side plates 56 are respectively provided with an L-shaped panel 561, a containing groove 562 is formed between the panel 561 and the plane side plate 56, the plane side plate 56 of the gas holder 5 can rapidly enter the containing groove 232 of the embedded clamp 231 by rotating and dumping the gas holder 5, the long side plate 23 of the cylinder 2 is contained in the containing groove 562 of the panel 561, so that the gas holder 5 is firmly combined on the cylinder 2, and the gas holder 5 and the cylinder 2 can be movably assembled or disassembled.

Referring to fig. 2 and 4, the compressed air generated by the piston 14 moving back and forth in the cylinder 2 can push the elastic membrane 4, so that the compressed air can enter the air storage chamber 50 of the air storage seat 5 through the

air outlets

31 and 32. The compressed air quantity generated in the initial inflation stage from the beginning to the end of the movement of the piston body 14 of the cylinder 2 can be simultaneously and quickly introduced into the air storage chamber 50 through the air outlet holes 31 and 32, and the quick closing characteristic of the elastic film 4 is utilized to greatly increase the compressed air quantity which enters the air storage chamber 50 of the air storage seat 5 in unit time; when the middle and later inflation stages, because a large amount of compressed air enters the air storage chamber 50, the compressed air in the air storage chamber 50 will generate a reaction force to the elastic membrane 4, which is herein indicated as backward pressure, this backward pressure phenomenon will inhibit the opening of the elastic membrane 4, and also means that the piston body 14 pushes the compressed air to have more resistance, however, because the present invention also has the air outlets 31, 32 with different apertures and the elastic membrane 4 as a cooperation, the backward pressure existing in the air storage chamber 50 will make the elastic membrane 4 in a compressed state, but because the backward pressure of the elastic membrane 4 closing the air outlets 31, 32 with different apertures is different, the compressed air can preferentially and effectively push the elastic membrane 4 with smaller backward pressure, so that the compressed air continuously generated in the cylinder 2 can easily enter the air storage chamber 50, and as a whole, the operation of the piston body 14 can be smooth and have inflation efficiency, thereby achieving the inflation speed more easily and rapidly.

In another embodiment of the present invention, as shown in fig. 5 and 6, at least one recess 34 is formed on the top surface of the outlet cylinder seat 3 to reduce the pressure storage space 35 in the outlet cylinder seat 3, so that the compressed air can rapidly enter the air storage chamber 50 through the

air outlets

31 and 32.

The utility model discloses utilize an at least depressed part 34 to change the size that stores up pressure space 35, change the compression ratio, can reach the high pressure value of reasonable control.

In summary, the utility model discloses break through the design that only is equipped with single venthole on the middle wall between air compressor's cylinder 2 and gas storage seat 5 the two, the utility model discloses borrow and be equipped with a gas outlet cylinder seat 3 on cylinder 2, this gas outlet cylinder seat 3's outer tube wall 30 is equipped with a plurality of

ventholes

31, 32, be equipped with an elastic film 4 in gas outlet cylinder seat 3's outer tube wall 30 cover, the produced compressed air of air compressor can be passed elastic film 4 and get into in gas storage seat 5's the gas receiver 50 by aforementioned a plurality of

ventholes

31, 32, utilize elastic film 4 quick-closing characteristic, let the compressed air volume of unit interval entering gas receiver 50 of gas storage seat 5 increase greatly, make compressed air can pass through

venthole

31, 32 fast and get into in the gas receiver 50, make the function of piston body 14 more smoothly promote the efficiency of inflating.

Claims

1. An air compressor cylinder gives vent to anger the improved structure, the said air compressor has a machine board providing the motor is fixed and a cylinder providing the piston body to operate, one end of the cylinder has an opening that can be used for the piston body to stretch into, and another end has a roof, make the piston body can reciprocate in the cylinder and can produce the compressed air by means of the motor drive gear, the compressed air can enter the air receiver of the air receiver again, there are manifold branches that link with air receiver on the air receiver, characterized by that: the top wall is provided with an air outlet cylinder seat, and the air outlet cylinder seat and the top wall of the cylinder are designed to be manufactured in an integrated forming mode.

2. The improvement of cylinder air outlet structure of air compressor as claimed in claim 1, wherein: the compressed air can enter the air outlet cylinder seat through the circulation port arranged on the top wall, the outer cylinder wall of the air outlet cylinder seat is provided with a plurality of air outlet holes, the outer cylinder wall of the air outlet cylinder seat is sleeved with an elastic film, and the compressed air generated by the air compressor can push the elastic film through the air outlet holes to enter the air storage chamber of the air storage seat.

3. The improvement of air outlet structure of air compressor cylinder as claimed in claim 2, wherein: the plurality of air outlets have the same or different aperture diameters, and the aperture diameters of the air outlets are A, B, namely, aperture diameter a = B, aperture diameter a > B, and aperture diameter a < B.

4. The improvement of cylinder air outlet structure of air compressor as claimed in claim 3, characterized in that: the outer cylinder wall of the air outlet cylinder seat is provided with at least one ring groove, the inner side surface of the elastic film is provided with at least one convex ring wall which can be clamped and fixed in the ring groove of the outer cylinder wall of the air outlet cylinder seat so as to avoid the elastic film from generating a slipping phenomenon on the outer cylinder wall of the air outlet cylinder seat, and the elastic film can seal the air outlet hole.

5. The improvement of cylinder air outlet structure of air compressor as claimed in claim 4, wherein: the top end face of the air outlet cylinder seat is provided with at least one sunken part, so that the pressure storage space in the air outlet cylinder seat is reduced, compressed air can rapidly enter the air storage chamber through the air outlet hole, and the size of the pressure storage space is changed by utilizing the at least one sunken part, so that the compression ratio is changed.

6. The improvement of cylinder air outlet structure of air compressor as claimed in claim 4, wherein: a long side plate extends horizontally outwards from the front side edge and the rear side edge of the cylinder close to the top wall, the left end head and the right end head of the two long side plates extend upwards to form two corresponding embedding bodies in an inverted L shape, and an accommodating groove is formed between the embedding bodies and the long side plates; the cylinder-shaped air storage seat is characterized in that one end of the cylinder-shaped air storage seat is provided with an opening and an air storage chamber, the opening of the air storage seat is provided with a plane side plate with proper thickness extending towards the periphery, two opposite plane side plates are respectively provided with an L-shaped embedded plate, a containing groove is formed between the embedded plate and the plane side plate, the plane side plate of the air storage seat can quickly enter the containing groove of the embedded clamp body by virtue of the rotary air storage seat, a long side plate of the cylinder is contained in the containing groove of the embedded plate, so that the air storage seat is firmly combined on the cylinder, the air storage seat and the cylinder can be movably assembled or disassembled, one manifold can be used for a hose of a pneumatic tire quickly connected in a clamping and hooking manner, the other manifold can be quickly connected with a pressure gauge in a embedding manner, and the other manifolds can be respectively provided with a pressure relief valve and a safety valve.

7. The improvement of cylinder air outlet structure of air compressor as claimed in claim 1, wherein: the cylinder and the machine plate can be designed to be manufactured in an integrated mode, and can also be in a separated combined structure.