CN112049779A - Improved air outlet structure of air compressor cylinder - Google Patents

Abstract

The present invention provides an improved cylinder air outlet structure of an air compressor. In particular, it refers to a cylinder provided with an air outlet cylinder seat. 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 air outlet cylinder. Elastic film, the compressed air generated by the air compressor can push the elastic film through the aforementioned multiple air outlets and enter the air storage chamber of the air storage seat. The rapid closing characteristics of the elastic film are used to compress the air entering the air storage chamber of the air storage seat per unit time. The air volume is greatly increased, allowing the compressed air to quickly enter the air storage chamber through the air outlet, causing the piston body to operate more smoothly and improving the pumping efficiency.

Description

Improvement of the air outlet structure of the air compressor

technical field

The invention relates to an improvement of the air outlet structure of an air compressor, in particular to a cylinder provided with an air outlet cylinder seat, the outer cylinder wall of the air outlet cylinder seat is provided with a plurality of air outlet holes, and an outer cylinder wall sleeve of the air outlet cylinder seat is provided with a Elastic film, the compressed air generated by the air compressor can enter the air storage chamber of the air storage seat by pushing the elastic film through the aforesaid multiple air outlets, and use the fast closing feature of the elastic film to allow the compressed air to enter the air storage chamber of the air storage seat per unit time. The air volume is greatly increased, so that the compressed air can quickly enter the air storage chamber through the air outlet, so that the operation of the piston body is smoother and the pumping efficiency is improved.

Background technique

The structure of the air compressor used at this stage basically has a cylinder. The cylinder can provide the piston body to reciprocate to generate compressed air. The generated compressed air can be pushed by the air outlet of the cylinder. Enter another space for storing compressed air, which can be a space in a gas storage seat (or a gas collecting tank). , in order to complete the purpose of the entire inflation. Since there is only a single outlet hole between the conventional cylinder and the gas storage seat, the opening or closing of the outlet hole is controlled by a valve mechanism, and the valve mechanism is composed of a valve seat and a spring, and the piston body produces The compressed air pushes the valve seat and compresses the spring, and the compressed air can enter the air storage chamber of the air storage seat. Since the compressed air collected in the air storage chamber will produce back pressure on the valve seat, the back pressure will suppress the valve during the pumping phase. The opening of the seat is opposite to the fact that the compressed air generated by the piston body will have more resistance and not smoothness when it pushes the valve seat. This kind of factor that makes the piston body more resistant when it operates, the inflation speed will be slower, It is easy to cause the motor of the air compressor to overheat, the efficiency of the motor to be reduced, and even the defect of the hidden motor to burn out. The inventors of the present invention have made research and development in view of the deficiencies in the structural design of the cylinder of the conventional air compressor, and have developed the present invention after many efforts.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide an improvement in the air outlet structure of the air compressor. The air compressor is provided with an air outlet cylinder seat on the cylinder. The board can provide the fixation of the motor.

Another object of the present invention is to provide an improved air outlet structure of an air compressor. The air compressor is provided with an air outlet cylinder seat on the cylinder. The outer cylinder wall of the air outlet cylinder seat is provided with a plurality of air outlet holes, which are located outside the air outlet cylinder seat. An elastic film is sleeved on the wall of the cylinder. The compressed air generated by the air compressor can enter the air storage chamber of the air storage seat by pushing the elastic film through the plurality of air outlet holes. The fast closing feature of the elastic film is used to allow the compressed air to enter the air storage seat per unit time. The compressed air volume of the air storage chamber is greatly increased.

In order to achieve the above object, the solution adopted in the present invention is: an improved air outlet structure of an air compressor, the air compressor has a plate for fixing the motor and a cylinder for providing the operation of the piston body, and one end of the cylinder has a An opening for the piston body to extend into, and the other end has a top wall. The piston body can reciprocate in the cylinder by means of a motor driving gear to generate compressed air, and an air outlet cylinder seat is arranged on the top wall. The air outlet seat and the top wall of the cylinder are designed to be integrally formed.

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

Further, the plurality of air outlet holes have the same or different pore diameters, and the pore diameters of the air outlet holes are respectively pore diameters A and B, that is, pore diameter A=B, pore diameter A>B, and pore diameter A<B.

Further, the outer cylinder wall of the air outlet cylinder seat is provided with at least one ring groove, and the inner side of the elastic film is provided with at least one convex ring wall, which can be clamped and fixed on the ring groove of the outer cylinder wall of the air outlet cylinder seat to prevent To prevent the elastic film from slipping off the outer cylinder wall of the air outlet cylinder seat, the elastic film can close the aforesaid air outlet hole.

Further, at least one concave portion is provided on the top surface of the air outlet cylinder seat, so that the pressure storage space in the air outlet cylinder seat becomes smaller, so that the compressed air can quickly enter the air storage chamber through the air outlet hole.

Further, at least one concave portion is used to change the size of the pressure storage space to change the compression ratio.

Further, a long side plate is horizontally extended outward from the front and rear sides of the cylinder, which are approximately close to the top wall, and the left and right ends of the two long side plates extend upward. Two corresponding and inverted L-shaped embedded clips A accommodating groove is formed between the insert body and the long side plate; a cylindrical gas storage seat with an opening and a gas storage chamber at one end, and a plurality of manifolds communicating with the gas storage seat are arranged on the gas storage seat. The opening of the air seat is extended around a plane side plate with appropriate thickness, an L-shaped panel is arranged on each of the two opposite plane side plates, and a tolerance slot is formed between the panel and the plane side plate. By rotating the gas storage seat, the flat side plate of the gas storage seat can quickly enter the accommodating groove of the insert body, and the long side plate of the cylinder is received in the accommodating groove of the panel, so that the gas storage seat is quite It is firmly combined with the cylinder, and the two parts, such as the gas storage seat and the cylinder, can be movably assembled or disassembled.

Further, one of the manifolds can be used for the hoses of the pneumatic tires that are quickly connected by the hook type, the other manifold can be quickly embedded with a pressure gauge, and a plurality of manifolds can be respectively provided with a pressure relief valve. and a safety valve.

Further, the cylinder and the engine plate can be designed to be integrally formed, or can be a separate and combined structure.

After adopting the above solution, the present invention is provided with an air outlet cylinder seat on the cylinder, and the air outlet cylinder seat is integrally formed with a cylinder for providing the operation of the piston body;

The present invention breaks through the conventional design method in which only a single air outlet hole is provided on the intermediate wall between the cylinder and the air storage seat of the conventional air compressor. The cylinder wall is sleeved with an elastic film, and the compressed air generated by the air compressor can enter the air storage chamber of the air storage seat by pushing the elastic film through the aforesaid multiple air outlets. The amount of compressed air in the air storage chamber is greatly increased, so that the compressed air can quickly enter the air storage chamber through the air outlet, so that the operation of the piston body is smoother and the pumping efficiency is improved.

Description of drawings

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

Fig. 2 is the partial sectional view of the air compressor of the present invention;

3 is a partial cross-sectional view of an elastic film sleeved on the outer cylinder wall of the gas outlet cylinder seat of the present invention;

4 is a schematic view of the action of the compressed air generated by the air compressor of the present invention pushing the elastic film through a plurality of air outlet holes and entering the air storage chamber of the air storage seat;

Fig. 5 is another embodiment diagram of the present invention;

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

Symbol Description:

(11) Machine board

(12)Motor

(13) Gear

(14) Piston body

(2) Cylinder

(21) Top wall

(22) Flow port

(23) Long side panels

(231) Insert body

(232) Receiving slot

(3) Exhaust cylinder seat

(30) Outer cylinder wall

(31)(32) Air vent

(33) Ring groove

(34) Recessed part

(35) Pressure storage space

(4) Elastic film

(41) Convex ring wall

(5) Air storage seat

(50) Air storage chamber

(51) Opening

(52)(53)(54)(55) Manifold

(56) Flat side panel

(561) Panels

(562)Container

(6) Pressure gauge

(7) Pressure relief valve

(8) Safety valve

(A) (B) Pore diameter.

Detailed ways

For a more detailed understanding of the specific structure of the present invention, please refer to FIG. 1 and FIG. 2 , the air compressor in the present invention will provide the cylinder 2 for the operation of the piston body 14 and the plate 11 for the fixing of the motor 12. The cylinder 2 And the machine plate 11 can be designed to be integrally formed, and can also be a separate and combined structure. One end of the cylinder 2 has an opening for the piston body 14 to extend into, and the other end has a top wall 21, through which the motor 12 is provided. Drive the gear 13 so that the piston body 14 can reciprocate in the cylinder 2 to generate compressed air. The compressed air can enter the air outlet cylinder seat 3 through the circulation port 22 of the top wall 21. The outer cylinder wall 30 of the air outlet cylinder seat 3 is provided with A plurality of air outlet holes 31, 32 are sleeved with an elastic film 4 on the outer cylinder wall 30 of the air outlet cylinder seat 3, and the compressed air generated by the air compressor can be pushed by the aforesaid plurality of air outlet holes 31, 32 The elastic film 4 enters the air storage seat 5 in the gas storage chamber 50. The air storage seat 5 is used to collect the generated compressed air, and the air storage seat 5 is provided with one or more air outlet manifolds 52, 53, 54, 55. The hoses (not shown in the figure) of the connected pneumatic tires are used, another manifold 53 can be used for quick fitting of a pressure gauge 6, and a plurality of manifolds 54 and 55 can be respectively provided with a pressure relief valve 7 and a pressure gauge 6. A safety valve 8 .

Please refer to FIG. 1 to FIG. 4 at the same time, the present invention is designed on the top wall 21 of the cylinder 2 in a design completely different from the conventional single air outlet hole. The top wall 21 is provided with the aforesaid air outlet cylinder seat 3, the air outlet cylinder seat 3 and the The top wall 21 of the cylinder 2 is 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 and 32 and at least one annular groove 33. The plurality of air outlet holes 31 and 32 can also be designed are the same or different apertures, the apertures of the aforementioned air outlets 31 and 32 are apertures A and B, respectively, and apertures A and B can be the same or different apertures, that is, aperture A=B, aperture A>B, aperture A<B, An elastic film 4 is sleeved on the outer cylinder wall 30 of the air outlet cylinder base 3 , and at least one convex ring wall 41 is provided on the inner side of the elastic film 4 , which can be clamped and fixed to the ring groove of the outer cylinder wall 30 of the air outlet cylinder base 3 . 33 to prevent the elastic film 4 from slipping off the outer cylinder wall 30 of the air outlet cylinder seat 3, and the elastic film 4 can close the aforesaid air outlet holes 31 and 32, as shown in FIG. 2 . The aforementioned air outlet holes 31 and 32 are in the open or closed state, which are completely controlled by the elastic film 4 (refer to FIG. 3 and FIG. 4 ) set on the outer cylinder wall 30 of the air outlet cylinder seat 3; The front and rear sides of the top wall 21 each extend horizontally outward with a long side plate 23 , and the left and right ends of the two long side plates 23 extend upwards. A receiving groove 232 is formed between the body 231 and the long side plate 23 , as shown in FIG. 1 and FIG. 2 . The cylindrical gas storage seat 5 has an opening 51 and an air storage chamber 50 at one end. The gas storage seat 5 is provided with a plurality of manifolds 52 , 53 , 54 and 55 communicating with the gas storage chamber 50 . A flat side plate 56 with a suitable thickness is extended around the opening 51, an L-shaped panel 561 is provided on each of the two opposite flat side panels 56, and a panel 561 and the flat side panel 56 are formed between the two. In the accommodating groove 562, the flat side plate 56 of the air accommodating seat 5 can quickly enter the accommodating groove 232 of the insert body 231 by rotating the gas storage seat 5, and the long side plate 23 of the cylinder 2 is accommodated in the panel In the container 562 of 561, the gas storage seat 5 is firmly combined with the cylinder 2, and the two components such as the gas storage seat 5 and the cylinder 2 can be movably assembled or disassembled.

Please refer to FIG. 2 and FIG. 4 , the compressed air generated by the continuous reciprocating motion of the piston body 14 in the cylinder 2 can push the elastic film 4 , so that the compressed air can enter the air storage chamber 50 of the air storage seat 5 through the air outlet holes 31 and 32 Inside. During the period from the beginning of the movement of the piston body 14 of the cylinder 2 to the end of the movement, the amount of compressed air generated in the initial pumping stage, the compressed air can quickly enter the air storage chamber 50 through the air outlet holes 31 and 32 at the same time, and the elastic film 4 is used to quickly The shut-off feature increases the amount of compressed air entering the air storage chamber 50 of the air storage seat 5 per unit time; when it reaches the mid-to-late pumping stage, since a large amount of compressed air has entered the air storage chamber 50, the compressed air in the air storage chamber 50 The compressed air inside will produce a reaction force on the elastic film 4, which is represented by back pressure in this paper. This back pressure phenomenon will inhibit the opening of the elastic film 4, which also means that the piston body 14 has more resistance to push the compressed air. In the present invention, there are also vent holes 31 and 32 with different diameters and the elastic film 4 for cooperation. Although the back pressure in the air storage chamber 50 will cause the elastic film 4 to be in a pressurized state, it will block the vent holes 31 with different diameters. The back pressure of the elastic film 4 of 32 and 32 is different, so that the compressed air can preferentially and effectively push the elastic film 4 with smaller back pressure, so that the compressed air continuously generated in the cylinder 2 can easily enter the air storage chamber 50, On the whole, it can make the piston body 14 operate smoothly and have pumping efficiency, and can achieve the inflation speed more easily and quickly.

In another embodiment of the present invention, as shown in FIGS. 5 and 6 , at least one concave portion 34 is provided on the top surface of the air outlet cylinder seat 3 to make the pressure storage space 35 in the air outlet cylinder seat 3 smaller, so that the compressed air can be compressed. Quickly enter the air storage chamber 50 through the air outlet holes 31 and 32 .

The present invention utilizes at least one depression 34 to change the size of the pressure storage space 35 to change the compression ratio, so that a reasonably controlled high pressure value can be achieved.

Looking at the foregoing, the present invention breaks through the design method that only a single air outlet hole is provided on the intermediate wall between the cylinder 2 and the air storage seat 5 of the conventional air compressor. , the outer cylinder wall 30 of the air outlet cylinder seat 3 is provided with a plurality of air outlet holes 31, 32, and an elastic film 4 is sleeved on the outer cylinder wall 30 of the air outlet cylinder seat 3, and the compressed air generated by the air compressor can be produced by the aforementioned plurality of air outlet holes 31 and 32 push the elastic film 4 into the air storage chamber 50 of the air storage seat 5, and use the fast closing feature of the elastic film 4 to greatly increase the amount of compressed air entering the air storage chamber 50 of the air storage seat 5 per unit time, so that the The compressed air can quickly enter the air storage chamber 50 through the air outlet holes 31 and 32, so that the operation of the piston body 14 is smoother and the pumping efficiency is improved.

Claims (9)

1. An improved air outlet structure of air compressor cylinder, the air compressor has a plate for fixing the motor and a cylinder for operating the piston body, one end of the cylinder has an opening for the piston body to extend into, and the other end has a top wall, the piston body can reciprocate in the cylinder by the motor driving gear to generate compressed air, characterized in 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 an air storage chamber arranged on 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 surface 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, and compressed air can quickly enter the air storage chamber through the air outlet hole.

6. The improvement of cylinder air outlet structure of air compressor as claimed in claim 5, wherein: the compression ratio is changed by changing the size of the pressure storage space by using at least one recess.

7. The improvement of cylinder air outlet structure of air compressor as claimed in claim 4, wherein: horizontally extending a long side plate outwards from the front side edge and the rear side edge of the cylinder which are close to the top wall, extending two corresponding inverted L-shaped embedding bodies upwards from the left end head and the right end head of the two long side plates, and forming an accommodating groove 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 seat 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 rotating the 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, the cylinder and other two parts can be assembled or disassembled in a movable manner.

8. The improvement of cylinder air outlet structure of air compressor as claimed in claim 7, wherein: 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.

9. 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.

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