KR101187377B1 - Air injection type air compressor for repairing tire - Google Patents

Abstract

The present invention relates to a pneumatic tire repair air compressor, in particular, it is possible to quickly connect the functional members of different functions to the air pipe of the air compressor, and also to quickly combine the rubber filling tank function member to the air pipe of the air compressor The present invention relates to an air compressor for filling rubber and injecting air into a broken car tire. The air compressor includes an air compression cylinder having an exhaust seat provided with at least one branch pipe at one end thereof, and having a first joint at an outer end of each branch pipe, wherein the at least one functional member is connected to the branch pipe of the exhaust seat. And a second joint is installed in the functional member, and the functional member can be quickly attached or disassembled to the air compressor by rotating the predetermined angle by mounting the second joint on the outer end of the branch pipe of the exhaust seat. .

Description

Air compressor for repairing air-filled tires {AIR INJECTION TYPE AIR COMPRESSOR FOR REPAIRING TIRE}

The present invention relates to an air compressor for repairing inflation tires, and in particular, a functional member having a different function can be quickly connected to the vent pipe of the air compressor, and a rubber filling tank function member can be quickly coupled to the vent pipe of the air compressor. The present invention relates to an air compressor for filling rubber and injecting air into a damaged automobile tire.

Air compressors are widely used for air injection operations. In general, an air compressor includes an air compression cylinder and a piston reciprocating inside the compression cylinder by a motor. Reciprocating inside the compression cylinder through the piston completes the intake, compression and discharge of pressure gas. In order to supply pressure gas inside the compression cylinder to a functional member of an air compressor having a function such as an air injection pipe, a pressure gauge and a pressure control valve, an exhaust sheet is generally provided at a gas discharge end of the compression cylinder, and the exhaust sheet A plurality of branch pipes are extended to connect functional members such as an air injection pipe, a pressure gauge, and a pressure control valve, and a gas passage is formed at the same time.

A functional member such as an air injection pipe, a pressure gauge, and a pressure control valve of a conventional air compressor is connected to the exhaust seat of the compression cylinder. Generally, the connection ends of the air injection pipe, the pressure gauge, and the pressure control valve are male joints. , Each branch pipe port of the branch pipe device is formed with a female thread so as to be screwed in the joint is provided with each functional member and male thread.

Functional members such as air inlet pipe, pressure gauge and pressure control valve of the conventional air compressor are connected to the branch pipe of the air compressor by screwing, so assembly is very convenient, but the function member is rotatable to the branch pipe of the compression cylinder. Once locked, the fixed final mounting position may not always be located in the desired angular direction. For example, the gauge face of the pressure gauge does not always face the upper position, which is easy for the user to observe. The functional member may not be fixed to the branch pipe to position the functional member in a desired direction and position, thereby causing a problem of easily detaching. On the other hand, the currently known air compressor used for tire repair cannot directly connect the tank containing the liquid rubber to the air pipe of the air compressor quickly, and if it is not used, the rubber filling tank can be easily dismantled. Since the present inventors have devised a design that can quickly connect the functional members having different functions to the branch pipe of the air compressor so that users can use them.

The present invention has been made in view of the above-mentioned problems, and the present invention has been achieved as a result of diligent design.

The main object of the present invention is to provide a pneumatic tire repair air compressor having a use effect of rapidly coupling the rubber filling tank as a functional member to the vent pipe of the air compressor, and filling the damaged tire with air and injecting air. It is.

Another object of the present invention is to quickly connect other functional members such as a pressure gauge, a pressure control valve, an air injection pipe to the air compressor, and at the same time a functional member such as an air injection pipe, a pressure gauge or a pressure control valve, An air compressor for repairing a pneumatic tire fixed to a position securely is provided.

An air compressor constructed in accordance with the present invention includes a compression cylinder having a discharge end, the discharge end extends in the exhaust seat, the exhaust seat is provided with at least one branch pipe, the outer end having an outer peripheral wall in the branch pipe And a first joint protruding from the outer circumferential wall, wherein the first joint has two opposite first side edges and a first distance between the two first side edges. The air compressor includes different functional members such as a tire repair rubber filling tank, an air injection pipe, a pressure gauge, and a pressure control valve, and each function member (for example, a tire repair rubber filling tank, an air injection pipe, a pressure gauge). A second joint is installed at one end of the pressure regulating valve, and the second joint includes a base part and two side walls, and the second side wall has a second distance, and the second distance is 2 of the first joints. It is equal to or smaller than a first distance between two first side edges, and an accommodation groove is formed between the base portion and the two side walls, and a flange extending in the direction of the accommodation groove is formed at an outer end of each side wall. The functional member (for example, a tire repair tank for filling tires, an air inlet pipe, a pressure gauge, a pressure control valve) is mounted on the outer end of the branch pipe of the exhaust seat to rotate the predetermined angle by mounting the receiving groove of the second joint. The two side walls of the two joints are moved to the outside of the two first side edges of the first joint, and the inner wall surface and the two flanges of the two side walls are fitted with the two first side edges of the first joint to function each. The member can be firmly connected to the compression cylinder.

According to the present invention configured as described above, it is possible to quickly connect the functional members of the different functions to the vent pipe of the air compressor, and to quickly connect the functional members of the rubber filling tank to the vent pipe of the air compressor to apply rubber to the broken car tires. The effect of filling and injecting air can be obtained.

1 is a three-dimensional view showing a state in which the air compressor is mounted in a box according to an embodiment of the present invention.
2 is a three-dimensional view showing a part of the member of FIG.
3 is an exploded view showing a state in which the air injection pipe and the pressure gauge of FIG. 2 are disassembled from the compression cylinder;
4 is a cross-sectional view of FIG.
5 is an explanatory view of the operation before the pressure gauge of FIG. 2 is mounted on the compression cylinder.
FIG. 6 is a plan view illustrating a combination of a second joint and a first joint of FIG. 5; FIG.
Figure 7 is a structural diagram of the box of the present invention.
8 is an explanatory diagram showing the application of the present invention to repair and air injection of a damaged tire.
9 is an explanatory view showing a connection relationship between the air compressor and the rubber filling tank of the present invention.
10 is a partial cross-sectional view of FIG.
Figure 11 is an exploded view of the air compressor and the rubber filling tank of the present invention.
12 is an explanatory diagram showing a state in which the air compressor of the present invention directly injects air into the tire using the air injection pipe.

Other objects, advantages and features of the present invention will become more apparent from the following detailed description of the preferred embodiments and the accompanying drawings.

1 to 4 show an air compressor 2 constructed in accordance with a preferred embodiment of the present invention and an exhaust pipe arrangement 1 used in the air compressor 2. The air compressor 2 generally includes a substrate 29 to which the compression cylinder 22 is connected, a motor 23, a drive gear 231, and a reciprocating motion inside the compression cylinder 22 by the motor 23. The piston 24 is provided (see FIG. 4). The motor 23 reciprocates the piston 24 in the compression cylinder 22 by driving the drive gear 231 (a pair of meshed gears), the shaft lever 232 and the piston rod 241, thereby producing gas. Inhale, compress and vent pressure gas. The main members of the air compressor 2 are all installed in the upper and lower boxes 20 and 21. The air compressor (2) of the present invention extends the exhaust seat (10) on the upper end of the compression cylinder 22, the exhaust seat 10 is stretched from the outlet end 221 of the compression cylinder 22 is compressed Air can be stored, and the exhaust seat 10 is provided with at least one branch pipe 13. The purpose of installing the branch pipe 13 is to allow the compressed air inside the compression cylinder 22 to be transmitted to the necessary functional member through the branch pipe 13, and the functional member in the air compressor of the present invention is, for example. The pressure gauge 4 which shows a pressure value, the air injection pipe 3 which can be connected to an air injection nozzle, the pressure regulating valve 7, and the rubber filling tank 80 for repairing a damaged tire are said. In addition, all members related to the air pressure stored in the exhaust seat 10 such as a gas control valve or a safety valve may be referred to as functional members. In the present invention, the air inlet pipe (3), the pressure gauge (4) and the pressure control valve (7) are each connected to the exhaust seat 10, the air inlet pipe (3) is external to the air nozzle or air injection hose The pressure gas in the compression cylinder 22 can be injected into the tire through the air injection pipe 3. The pressure gauge 4 includes a gauge surface 41 capable of indicating a pressure value of the pressure gas, and the air compressor 2 further includes a functional member such as a pressure regulating valve 7. According to the structure of the present invention, the exhaust pipe device 1 can be easily connected to the compression cylinder 22 by a functional member such as an air injection pipe 3, a pressure gauge 4, a pressure regulating valve 7, and a rubber filling tank 80. Characterized in that it can.

In the present embodiment, the exhaust sheet 10 is provided with a plurality of branch pipes 13 having the same structure are divided and installed, each branch pipe 13 is an air injection pipe 3, together with the through hole 131, It has an outer end 132 for connecting a functional member such as a pressure gauge 4, a pressure regulating valve 7 and a rubber filling tank 80, and each through hole 131 is inside the storage chamber 101 of the exhaust seat 10. The storage chamber 101 is in communication with the compression cylinder 22 through the through hole 222 so that the pressure gas inside the compression cylinder 22 passes through the valve 5 and the compression spring member 6 of the through hole 222. ), And the pressure gas is transmitted to the storage chamber 101 in the exhaust seat 10 through the through hole 222. It enters into the area | region of each functional member again through the through hole 131 of each branch pipe | tube 13 again. In this embodiment, the branch pipe 13 is connected to the air injection pipe 3, the pressure gauge 4, the pressure control valve 7, and the other branch pipe 13 covered with the sealing cover 14 is expanded. Can be used. For example, it can be connected to the safety valve, in particular, when considering the installation position of the functional member, it is possible to connect the different functional members by selecting the appropriate branch pipe, and the position with the pressure control valve (7), such as the pressure gauge (4) Can be installed interchangeably, which is very convenient.

The exhaust pipe device 1 further includes a first joint 11 and a second joint 12, wherein the first joint 11 is installed at an outer end 132 of each branch pipe 13. The two joints 12 are connected, for example, to the connection end 31 of the air injection pipe 3 extending from the nozzle (not shown) and the main body of the functional member such as the pressure gauge 4 or the functional member to extend. Each of the intermediate member may be installed. In the present embodiment, the first joint 11 extends to protrude outward from the outer circumferential wall 133 of the branch pipe outer end 132 and is formed in the shape of a substantially rectangular plate body, as shown in FIG. Two opposing first side edges 111, two opposing second side edges 112, two opposing first rotation angles 113 and two opposing second rotation angles 114 are provided. Each of the first rotation angle 113 and the second rotation angle 114 connects the adjacent first side 111 and the second side 112. In this embodiment, the first distance d1 is between the two first side edges 111, and the first distance d1 is greater than the distance between the two second side edges 112. In addition, the first rotation angle 113 may represent an arc shape or a cutting angle shape that is inclinedly cut.

" 형상의 단면을 나타내는 본체를 포함하며, 장방형 형상의 베이스부(121)와 상기 베이스부(121)의 양측으로부터 연장되는 두측벽(122)을 가지며, 상기 베이스부(121)의 일단(내단(內端))은 상기 공기주입관(3)의 연결단(31) 또는 상기 압력계(4)에 결합된다. 본 실시예에서, 상기 두측벽(122)은 상기 베이스부(121)의 외단면의 두단변(短邊)으로부터 연장되고, 상기 두측벽(122) 사이에는 제2거리(d2)를 가지며, 제2거리(d2)는 제1조인트(11)의 2개의 제1측변(111) 사이의 거리(d1)와 같거나 작게 설정된다. 또한 상기 베이스부(121)와 상기 두측벽(122) 사이에 수납홈(124)을 형성하고, 각 측벽(122)의 외단에 상기 수납홈(124) 방향으로 수직되게 연장된 플랜지(123)를 형성하며, 상기 제2조인트(12)의 수납홈(124)의 내부에는 상기 베이스부(121)의 외측면으로부터 연장된 강관파일(126)이 설치되어 있고, 상기 강관파일(126)의 둘레에는 밀봉링(127)이 형성되어 있다(도4참조).The second joint 12 is "

It includes a main body showing a cross-section of the shape, has a rectangular base portion 121 and two side walls 122 extending from both sides of the base portion 121, one end of the base portion 121 (inner end ( Iii)) is coupled to the connecting end 31 of the air injection pipe 3 or the pressure gauge 4. In this embodiment, the two side walls 122 are formed of the outer end surface of the base portion 121. It extends from two short sides, and has a second distance d2 between the two side walls 122, and the second distance d2 is between two first side sides 111 of the first joint 11. It is set equal to or smaller than the distance (d1) of the storage groove 124 is formed between the base portion 121 and the two side walls 122, the receiving groove 124 on the outer end of each side wall 122 A pipe 126 extending from an outer surface of the base portion 121 to form a flange 123 extending vertically in the direction of the inner side of the receiving groove 124 of the second joint 12. A sealing ring 127 is formed around the steel pipe pile 126 (see Fig. 4).

5 and 6, when the pressure gauge 4 is connected to the exhaust seat 10, the branch pipe 13 corresponding to the receiving groove 124 provided in the second joint 12 of the pressure gauge 4 is connected. It is mounted on the outer end 132, and at the time of mounting, the two side walls 122 of the second joint 12 and the two first side 111 of the first joint 11 are alternately formed, and the pressure gauge ( The gauge surface 41 of 4) faces one side. Then, the pressure gauge 4 is rotated in the direction of the arrow in FIG. Since the first rotation angle 113 is formed in an arc shape, the two side walls 122 of the second joint 12 are anticlockwise with respect to the first joint 11 through the first rotation angle 113. And the two side walls 122 of the second joint 12 move outwardly of two first side edges 111 corresponding to the first joint 11. The second distance d2 is equal to or less than the first distance d1 between the two first side edges 111 of the first joint 11 and the inner wall surface of the two side walls 122 and the two flanges 123. Is fitted to the two first side surfaces 111. 4 is a cross sectional view of the first joint 11 and the second joint 12. In the combined state, the gauge surface 41 of the pressure gauge 4 faces upward, which is convenient to observe. The compressed air output from the branch pipe 13 acts on the pressure gauge 4 through the passage 128 of the steel pipe pile 126 provided in the second joint 12 to display the pressure value.

Since the second rotation angle 114 does not form an arcuate or inclined cutting angle, the two side walls 122 of the second joint 12 are outside of the two first side edges 111 positioned on the first joint 11. When rotation is fitted to the second rotation angle 114, the second rotation angle 114 is positioned to prevent the continuous rotation of the second joint (12). When the pressure gauge 4 rotates in the direction of the arrow of FIG. 6, the two side walls 122 of the second joint 12 rotate from the locking position of FIG. 4 to the release position of FIG. 5 so that the second joint 12 is rotated. The pressure gauge 4 can be disassembled by allowing the to be separated from the first joint 11.

Assembly method of the air injection pipe 3 is the same as the assembly method of the pressure gauge (4). The receiving groove 124 of the second joint 12 is mounted on the outer end 132 of the corresponding branch pipe 13, and then the second joint 12 is rotated so that the two side walls 122 and the first joint are rotated. The two first side sides 111 of 11 are fitted to each other, which is very convenient. Of course, the pressure regulating valve 7 can also be assembled in the same way. According to FIG. 4, after the air injection pipe 3 and the pressure gauge 4 are connected to the outer end 132 of the corresponding branch pipe 13 of the exhaust pipe device 1, the sealing ring 127 is connected to the branch pipe through hole 131. Closely coupled to the inner wall of the to ensure the gas transport inside the compression cylinder (22). On the other hand, the structure of the sealing cover 14 of the present invention is the same as the structure of the second joint 12, the base 141, the side wall 142, the flange 143, the receiving groove 144 is installed have. Thus, the sealing cover 14 may also be coupled to a branch pipe 13 separately provided on the exhaust sheet 10. In FIG. 5, a protruding rib 140 is provided at an outer end surface of the base 141 to easily rotate the sealing cover 14.

8 to 11 is further provided with a rubber filling tank 80 for tire repair according to the design purpose of the present invention. The rubber filling tank 80 is provided with an inner space 81 for accommodating the chemical liquid rubber 82, the rubber filling tank 80 is a part constituting the functional member of the present invention, the rubber filling tank 80 The upper joint 85 of the second joint 83 is installed, the second joint 83 is also provided with an inlet nozzle 86 having the same function as the steel pipe pile 126, the passage 128, An injection part 84 is formed at the rear end of the inlet nozzle 86, and the structure of the second joint 83 installed in the rubber filling tank 80 is the same as that of the second joint 12 of the other functional member. A portion 831, two side walls 832, a receiving groove 834 is provided, it can be quickly mounted to the first joint 11 of the exhaust seat of the air compressor using the second joint 83, Compressed air can be injected into the rubber filling tank (80) through the injection portion 84 to break the chemical liquid rubber (82) by the compressed air of the air compressor By transporting and injecting the damaged tire 90 inside, it is possible to reach the effect of effectively repairing the broken tire. The rubber filling tank 80 is further provided with an opening end 87 located at the lower end 88, an outlet nozzle 89 is formed in the opening end 87 in communication with the inner space 81, the hose ( One end of the 801 is fixed to the outlet nozzle 89, the other end is provided with an air nozzle 802, the air nozzle 802 is used to connect with the tire 90. As shown in Fig. 8, the rubber filling tank 80 is used for tire repair in combination with an air compressor. 8 and 10, the second joint 83 and the injection portion 84 of the rubber filling tank 80 of the present invention are installed at the upper end 85 thereof, and the outlet nozzle 89 of the rubber filling tank 80 is provided. ) Is installed at the lower end portion 88, and when compressed air is filled to inject air, compressed air pushes the liquid rubber 82 directly and transfers it into the tire 90 broken from the outlet nozzle 89. 82) Since it does not pass through the inside, the resistance during transport can be reduced, and no bubble phenomenon occurs. The rubber filling tank 80 and the air compressor of the present invention employ a direct coupling method, but the conventional rubber filling tank is necessarily coupled to the air compressor through a third member such as a hose. On the other hand, the second joint 83 installed in the rubber filling tank 80 of the present invention can be directly coupled to the first joint 11 of the air compressor, it does not need a third member and is easy to operate. When it is not used for tire repair, the rubber filling tank 80 can be dismantled by the user very easily and simply. At this time, the first joint 11 of the branch pipe 13 is air injected as another functional member. 12, the air can be injected into the tire 90 lacking pressure through the air injection pipe 3, so that it is not necessary to combine the tire filling purpose.

According to the present invention, the rubber filling tank 80 can be quickly coupled to the air compressor 2, and the user can easily and quickly repair the broken tire and inject air, and according to the present invention, Air compressor (2) according to the design of the exhaust pipe device (1) is connected to the air injection pipe (3), the air inlet pipe (3), pressure gauge (4) or pressure control valve (7) functional members such as the compression cylinder of the air compressor ( 22 can be conveniently mounted, and the functional members such as the air inlet pipe 3, the pressure gauge 4, or the pressure control valve 7 can be fixed at a predetermined position of the branch pipe 13. The present invention was able to achieve the desired design purpose and implementation effect. The air compressor may be integrally accommodated in the upper and lower boxes 20 and 21, and four or more stages of the upper and lower boxes 20 and 21 (see FIGS. 1 and 7) may be provided with a stereotactic bolt (not shown). Stud bolts 203 and 211 fixed to each other are installed through the air compressor so that the air compressor is secretly accommodated inside the upper and lower box bodies 20 and 21. Since the protruding ribs 201 and 202 are additionally installed in the upper box 20, after the upper and lower boxes 20 and 21 are coupled with each other, the protruding ribs 201 also have the second joint ( 12) and the seal cover 14, the protruding ribs 202 may be in contact with the back surface of the pressure gauge 4 of the functional member so as not to loosen or escape.

1: exhaust pipe device
10: exhaust seat
101: air storage tank
11: Joint
111: first side
112: second side
113, 114: rotation angle
12: Joint
121: base part
122: sidewall
123: flange
124: storage groove
126: steel pipe pile
127: sealing ring
128: passage
13: branch pipe
131: through
132: Outer
133: outer wall
14: sealing cover
140: protruding rib
141: base portion
142: sidewall
143: flange
144: storage groove
2: air compressor
20: top box
21: lower box
201, 202: protruding rib
203, 211: stud bolt
22: compression cylinder
221: discharge port
222: through
23: motor
231: drive gear
232: shaft lever
24: piston
241: piston rod
29: substrate
3: air injection pipe
31: connector
4: pressure gauge
41: gauge surface
5: valve
6: compression spring member
7: pressure regulating valve
80: rubber filling tank
801: hose
802: air nozzle
81: interior space
82: liquid rubber
83: second joint
831: base part
832: two side walls
834: storage groove
84: injection portion
85: top
86: nozzle
87: opening
88: bottom
89: link member
90: tires

Claims (5)

An air compressor provided with a compression cylinder including an exhaust seat provided with at least one branch pipe, and having a first joint including two first side edges opposed to the branch pipe;
At least one functional member provided with a second joint including two opposing side walls,
The second member is mounted to the first joint such that the two sidewalls are alternate with the two first side edges, and then the second joint is rotated so that the two sidewalls and the two first side edges are in contact with each other. The air injection type tire repair air compressor, characterized in that for fitting the second joint and the first joint of the branch pipe. The method of claim 1,
The air compressor includes a substrate connected to a motor and a drive gear, and the substrate extends and is connected to a compression cylinder having an exhaust sheet. A piston is installed in the compression cylinder, the piston is driven by the drive gear and the motor, and the exhaust pipe device includes a first joint installed in the branch pipe and a second joint installed on the functional member. The first joint and the second joint are connected to each other, and have an outer end having an outer circumferential wall in the branch pipe, the first joint is installed to protrude from the outer circumferential wall, and the first joint is opposed to two second joints. Further comprising two sides, two opposing first rotation angles and two opposing second rotation angles, each of the first rotation angle and the second rotation angle being adjacent to the first side edge and the second side edge. And the two first side edges and the second side edges form a quadrangle, have a first distance between the two first side edges, and the two first rotational angles exhibit an arc shape or are cut obliquely. It has a rectangular shape, one end of the functional member is provided with a second joint, the second joint further comprises a base portion, the two side walls have a second distance, the second distance is two of the first joint Is equal to or less than a first distance between two first side edges, an accommodating groove is formed between the base portion and the two side walls, and a flange is formed at an outer end of each side wall to extend in the direction of the accommodating groove. It is characterized in that the functional member is easily connected to the exhaust seat of the compression cylinder by mounting the receiving groove of the second joint to the first joint of the branch pipe and rotating and fitting the predetermined angle. Inflatable tire air compressor for repair. The method of claim 1,
The air-inflated tire repair air compressor, characterized in that the functional member may be a rubber filling tank for repairing tires, an air injection pipe, a pressure gauge, a pressure control valve. The method according to claim 1 or 3,
When the rubber filling tank has an inner space to accommodate the liquid rubber for tire reinforcement, the second joint is integrally molded at one end of the rubber filling tank, and the outlet nozzle is installed at the other end, and the tire is in use when repairing the tire. And the height of the second joint is higher than the height of the outlet nozzle. A substrate is provided with a motor and a drive gear connected thereto, and the substrate extends and is connected to a compression cylinder having an exhaust seat. A piston is installed inside the compression cylinder, and the piston is driven by the drive gear and the motor. An air compressor having at least one branch pipe provided with a first joint;
In the air-inflatable tire repair air compressor that can accommodate the chemical liquid rubber inside, and has a rubber filling tank with a second joint installed at the upper end,
An outer end having an outer circumferential wall in the branch pipe, wherein the first joint is installed to protrude from the outer circumferential wall, and the first joint is opposed to two first side edges and opposite two second side edges. It has two first rotation angles and two opposing second rotation angles, and each 1st rotation angle and a 2nd rotation angle connect an adjacent 1st side and a 2nd side, and said 2nd 1st side and the said 1st side The two sides form a quadrangle, the first side has a first distance between the two first sides, and the two first rotation angles represent an arc shape or a cutting angle shape cut obliquely, and at one end of the rubber filling tank. A second joint is installed, the second joint includes a base portion and two side walls, the second side wall having a second distance, and the second distance being the first between two first side edges of the first joint. Less than or equal to 1 distance An accommodating groove is formed between the switch and the two side walls, and an outer end of each side wall extends in the accommodating groove direction to form a flange, and a rubber filling tank connects the accommodating groove of the second joint to the first joint of the branch pipe. And a rubber filling tank is easily and quickly connected to the exhaust seat of the compression cylinder by mounting and rotating by a predetermined angle to achieve an effect of tire repair and air injection.

Images