TWM594660U - Anti-eruption joint structure of tandem hose of vehicle-mounted air compressor - Google Patents

Abstract

This creation is an anti-eruption joint structure of a tandem hose for vehicle-mounted air compressors, especially a tandem hose anti-eruption connector for vehicle air compressors that can repair and inflate damaged tires Structure, the whole set of vehicle-mounted air compressor device includes a box with an air compressor, a glue tank containing chemical glue and at least one serial hose. At least one end of the serial hose is provided. There is a connector with anti-eruption protection structure, which can prevent the chemical glue from improperly polluting users or objects.

Description

Anti-eruption joint structure of tandem hose of vehicle-mounted air compressor

This creation is an anti-eruption joint structure of a tandem hose for vehicle-mounted air compressors, especially a tandem hose anti-eruption connector for vehicle air compressors that can repair and inflate damaged tires Structure, the whole set of vehicle-mounted air compressor device includes a box with an air compressor, a glue tank containing chemical glue and at least one serial hose. At least one end of the serial hose is provided. There is a connector with anti-eruption protection structure, which can prevent the chemical glue from improperly polluting users or objects.

The creator has long been committed to the development of an air compressor device that repairs and inflates broken tires. The start switch of the box of this device may be left in the On state and the user fails to connect the hose in advance When the tire valve is connected, when the user connects the glue tank to the box and connects to the DC power supply, this action will cause the chemical glue in the glue tank to explode from the other end of the series hose. Rushing out, this phenomenon will pollute users or other objects. In view of the lack of conventional devices, the author has developed a creation that can avoid the burst of chemical glue in order to overcome the lack of conventional knowledge. If the patent has been granted, the Republic of China Creation Patent No. I456130, the US Patent US 8978716B2, the Mainland Patent CN103104440B, the Republic of China Creation Patent No. I490132, the US Patent US 9027608B2, the Mainland Patent CN103375388A, the Republic of China Creation Patent No. I660871 Wait. Although this approved creation can show excellent quality, the anti-eruption joint structure screwed with the tire nozzle cannot arbitrarily replace other front cover components with different channels or different internal volumes, but the creators strive for better quality and Rescue work to efficiently repair and inflate tires is the creation of this creation.

The main purpose of this creation is to provide an anti-eruption joint structure of a series of hoses for vehicle-mounted air compressors. The entire group of vehicle-mounted air compressor devices includes a box with an air compressor in it. The glue tank of the chemical glue and at least one tandem hose, at least one end of the tandem hose is provided with a joint with anti-eruption function, the joint can prevent the phenomenon of the chemical glue from bursting out.

The secondary purpose of this creation is to provide an anti-eruption joint structure of a series of hoses for vehicle-mounted air compressors. The anti-eruption joint structure contains a rear tube assembly and a front cover assembly, both of which can be disassembled and assembled at will The rear tube assembly can be combined with front cover assemblies with different channels or different internal volumes, so as to be suitable for various tires and other tire inflation conditions.

In order to enable the examiner to understand the specific structure of this creation in detail, please refer to the first to third figures. The vehicle-mounted air compressor in this creation includes a box 1 and a glue tank 2 1. A series of hoses 3, a push switch 11 and a recessed inset interface 12 are provided on the box body 1, and an air compressor (not shown) is provided inside the box body 1. A first end connector 31 is connected to one end of the series hose 3, and a second end connector 4 with an anti-eruption connector structure is connected to the other end. The glue filling tank 2 is placed on the embedding interface 12 of the box body 1 with the open end 21 and the bottom wall 22 facing upward, and the first end connector 31 of the serial hose 3 is snapped on the glue filling tank 2 The provided rubber end tube 23 can be screwed to the air nozzle 9 of the tire 99 when the tire repair and inflation operations are performed. The box body 1 accepts cars or other After the DC power supply is started, the air compressor can generate air and force the chemical glue in the rubber tank 2 to enter the damaged tire 99 from the serial hose 3 to achieve the purpose of repairing the tire 99 and inflating.

Please refer to the second, third and fifth figures, the main feature of this creation is the action to prevent the chemical glue from bursting out, that is, this creation is provided with at least one anti-eruption joint structure on the serial hose 3 The second end joint 4, the anti-eruption joint structure of the second end joint 4 includes a rear tube assembly 41 and a front cover assembly 42, both of which can be disassembled and assembled arbitrarily. The rear tube assembly 41 can be connected to different channels or different interiors The volume of the front cover assembly 42 is combined to be suitable for various tire 99 and other tire inflation conditions.

Please refer to the third to eighth figures. The rear tube assembly 41 includes a rear sleeve 5 and a base 6. The rear sleeve 5 has an inner chamber 50. The rear sleeve 5 has an open opening 51 at one end and A female thread 510 is provided on the inner wall, a plurality of locking grooves 511 are provided at the end edge of the opening 51, and a convex ring 521 having a through hole 52 is provided at the other end of the rear sleeve 5; the inner chamber 50 and the through hole 52 are The base 6 has a cylindrical chamber 60, and an annular groove 61 is provided on the outer peripheral wall of the base 6 of the cylindrical chamber 60, and the base 6 opposite to the cylindrical chamber 60 A stepped connecting end 62 extends from the side, and a channel 63 communicating with the cylindrical chamber 60 is also formed in the center of the connecting end 62. A first sealing ring 64 can be sleeved in the ring groove 61 of the aforementioned base 6.

The connecting end 62 of the aforementioned base 6 is placed in the inner chamber 50 through the opening 51 of the rear sleeve 5 and passes through the through hole 52 of the convex ring 521. The connecting end 62 of the base 6 exposed to the rear sleeve 5 may be One end of the tandem hose 3 is sleeved, and the tandem hose 3 and the second end connector 4 can be completely fixedly combined by a fixing ring 40, as shown in the sixth figure.

The front cover assembly 42 includes a front cover body 7 and a valve plug 8. One end of the front cover body 7 is provided with an engagement end 71 having a male thread 710, and the other end of the cover body 7 is opposite to the engagement end 71 A screw hole 72 is provided. At least one buckle block 712 is provided on the periphery of the front cover 7 between the connecting end 71 and the screw hole 72. The other end of the screw hole 72 extends an inner diameter smaller than the screw hole 72 In the passage 73, a stepped upper ring 74 is formed between the two, and the other end of the upper ring 74 extends inwards a middle ring 75, and the other end of the middle ring 75 extends inwards a block with a port 760 76, the inner diameters of the openings 760 of the upper ring wall 74, the middle ring wall 75, and the block wall 76 are A, B, and C, respectively, and the inner diameter A>B>C, and the passage 73 is extended with a valve seat 77, and An inner opening 770 is formed at the end of the valve seat 77, and an oblique cone wall 771 is formed at the end of the inner opening 770. An annular nip space 78 is formed between the outer peripheral wall of the valve seat 77 and the inner peripheral wall of the connecting end 71, and the valve seat 77 and An inner cavity 79 is formed in the front cover 7 between the connecting ends 71, the aforementioned screw holes 72, the channel 73, the opening 760 in the stopper 76, the inner opening 770 of the valve seat 77, the gap space 78 and the inner cavity The chamber 79 is in communication; the valve plug 8 is a cylinder, and an outer end 81 is provided at one end of the cylinder, and a plurality of circulation grooves 82 spaced apart at intervals are formed on the cylinder. A convex rib column 83 is formed between the flow channels 82, and a convex wall 85 is provided on the convex rib column 83, and a concave neck section 84 is formed between the outer end 81 and the convex rib column 83; a spring 86, one end of which can be inserted into the outer end 81 of the aforementioned valve plug 8 and pressed against the projection 85 of the valve plug 8; the valve plug 8 with the spring 86 can be inserted into the screw hole 72 of the front cover 7 In the passage 73, the other end of the spring 86 can resist the stopper 76, and the periphery of the spring 86 is surrounded by the middle ring 75 frame; a blocking ring 87 is sleeved on the neck section 84 of the valve plug 8, the blockage The outer peripheral wall of the ring 87 is a tapered tapered surface 871 with a decreasing diameter. The tapered surface 871 can abut against the junction of the tapered wall 771 of the valve seat 77 and the stopper 76; a snap tab 88 can be set Placed at the neck section 84 between the blocking ring 87 and the outer end 81 to fix the blocking ring 87; a top contact pad 89, which has a fully penetrating flow opening 890, the top contact pad 89 can be moved from the front The screw hole 72 of the cover 7 is inserted. After the flow port 890 passes through the valve plug 8, the top contact pad 89 is brought into contact with the upper ring 74; the displacement space of the convex 85 of the valve plug 8 is the passage of the upper ring 74 73; a second sealing ring 711 can cover the engagement end 71 of the front cover 7. The connecting end 71 of the cover body 7 before the second seal ring 711, the spring 86, the blocking ring 87, the valve plug 8 and the top contact pad 89 enters the aforementioned rear tube assembly 41, and the connecting end 71 of the front cover body 7 is screwed Closed to the opening 51 of the socket 5 after the base 6 is combined, that is, the male thread 710 of the engagement end 71 of the front cover 7 is screwed with the female thread 510 of the opening 51 of the rear cover 5, and at the same time the front cover 7 The buckle block 712 provided on the periphery can be fastened to the groove 511 provided in the rear sleeve 5, as shown in FIGS. 3 and 5, so that the assembly of the rear tube assembly 41 and the front cover assembly 42 is more securely fixed.

The inner diameters of the openings 760 of the upper ring wall 74, the middle ring wall 75, and the block wall 76 are A, B, and C, respectively, and the inner diameter may also be A=B>C.

Please refer to the seventh figure. In the state of the second end connector 4 shown in the seventh figure, whether the switch 11 of the box 1 is On and the chemical glue has been forced to flow by the air pressure, due to the valve The oblique cone surface 871 of the blocking ring 87 combined with the plug 8 is completely in close contact with the junction of the oblique cone wall 771 of the valve seat 77 of the front cover 7 and the stopper 76, so that the circulating chemical glue cannot pass through the port 760, forming a protective mechanism that can prevent chemical glue from bursting.

Please refer to the first and eighth figures, when the user screwing the screw hole 72 of the second end connector 4 with the air valve 9 of the car tire 99, the valve plug 8 of the second end connector 4 will first touch and merge The center pin 91 of the air core in the air valve 9 of the tire 99 is moved, thereby causing the valve 92 of the air valve 9 of the tire 99 to be opened, and when the user completely screws the screw hole 72 of the second end connector 4 to the car tire 99 On the gas nozzle 9, because the valve plug 8 is touched by the center pin 91 of the air core of the gas nozzle 9, the valve plug 8 moves to the right to make the projection 85 abut against the upper ring 74 of the front cover 7, and the valve The rightward movement of the bolt 8 by the compression spring 86 causes the oblique cone surface 871 of the blocking ring 87 to leave the junction between the oblique cone wall 771 of the valve seat 77 of the front cover 7 and the blocking wall 76 which were originally blocked and in contact with the blocking wall 76 The port 760 forms a flowable channel state. At this time, the chemical glue pushed by the air can enter the cylindrical chamber 60 through the channel 63 of the base 6 and continue to pass through the flow groove 82 of the valve plug 8 located in the port 760 , The passage 73, the circulation port 890 of the top contact pad 89 and the screw hole 72, and finally enter the broken tire 99 through the valve 92 of the air nozzle 9, so that the rubber can be injected into the tire 99 for tire repair. Of course, the compressed air can continue to enter the flat tire 99 for inflation until the normal tire pressure.

Please refer to the ninth to eleventh figures. In another different embodiment of this creation, an embedding nut 720 is overlaid on the opposite end of the connecting end 71 of the front cover 7 outside the embedding nut 720 The ring surface has longitudinal convex teeth 721, and a valley groove 722 is formed between the two longitudinal convex teeth 721, and the valley groove 722 can be engaged with the protruding fitting strip 724 inside the front cover 7 (refer to FIG. 11 ), so that the implanted nut 720 will not be detached from the front cover 7, and at the inner end of the opposite end of the engagement end 71 of the front cover 7 is also provided with a stopper to prevent the implanted nut 720 from falling off 725 (refer to the tenth figure), the stopper 725 is against the outer edge 723 of the embedded nut 720, and the aforementioned top contact pad 89 can be placed into the embedded nut 720 and against the upper ring 74 .

In summary, the present creation provides a second end connector 4 of the anti-eruption connector structure of the tandem hose 3 of the vehicle-mounted air compressor on the tandem hose 3 that can repair and inflate the broken tire 99. The anti-eruption joint structure of the second end connector 4 includes a rear tube assembly 41 and a front cover assembly 42, both of which can be disassembled and assembled arbitrarily. The rear tube assembly 41 can be combined with the front cover assembly 42 of different channels or different internal volumes The combination to apply to various tires, such as 99 tire repair inflation conditions, is also very progressive, and obviously allows the creation of patent requirements.

(1): Box (11): switch (12): Embedded interface (2): glue tank (21): Open end (22): bottom wall (23): glue end tube (3): Series hose (31): First end connector (4): Second end connector (40): Retaining ring (41): Rear tube assembly (42): Front cover assembly (5): Rear sleeve (50): inner room (51): opening (510): Female thread (511): Kagou (52): Through hole (521): Convex ring (6): Base (60): cylinder room (61): Ring groove (62): Link end (63): channel (64): First sealing ring (7): Front cover (71): Connection end (710): Male thread (711): Second sealing ring (712): Buckle block (72): screw hole (720): Embed nut (721): longitudinal convex teeth (722): Gugou (723): Outer side (724): Mosaic strip (725): Stop the wall (73): Channel (74): Shanghuanyuan (75): Central Ring (76): Block Yuan (760): port (77): Valve seat (770): inner opening (771): inclined cone wall (78): gap space (79): Inner empty room (8): Valve plug (81): Outer end (82): Flow channel (83): convex rib (84): Neck (85): Bump (86): Spring (87): blocking ring (871): Oblique cone surface (88): snap tab (89): Top contact pad (890): Circulation port (99): Tire (9): Air nozzle (91): Air core center needle (92): Valve (A)(B)(C): inner caliber

The first picture is a schematic diagram of the application of this creation to the inflation of car tires. The second picture: This is an exploded view of the serial hose, anti-eruption joint structure and tire valve of this creation. The third picture: is an exploded view of the structure of the anti-eruption joint of this creation. Figure 4: This is a perspective cross-sectional view of the anti-eruption joint structure of this creation. Fifth picture: Assembly schematic diagram of the anti-eruption joint structure of this creation. Figure 6: This is an exploded view of the tube assembly and front cover assembly after the creation of the anti-eruption joint structure. The seventh picture: It is the combined picture of the creation of the anti-eruption joint structure and the serial hose. The eighth picture: This is a schematic view of the use state of the creation of the anti-eruption joint structure to open the tire valve, and to fill and inflate. The ninth picture: It is another embodiment picture of this creation. The tenth picture: It is the assembled sectional view of the ninth picture. Figure 11: Sectional view of the ninth figure.

(41): Rear tube assembly

(42): Front cover assembly

(5): Rear sleeve

(511): Kagou

(52): Through hole

(521): Convex ring

(6): Base

(61): Ring groove

(62): Link end

(63): channel

(64): First sealing ring

(7): Front cover

(71): Connection end

(710): Male thread

(711): Second sealing ring

(712): Buckle block

(760): port

(77): Valve seat

(78): gap space

(8): Valve plug

(81): Outer end

(82): Flow channel

(83): convex rib

(84): Neck

(85): Bump

(86): Spring

(87): blocking ring

(871): Oblique cone surface

(88): snap tab

(89): Top contact pad

(890): Circulation port

Claims (12)

An anti-eruption joint structure of a serial hose connected to a vehicle-mounted air compressor. The entire group of vehicle-mounted air compressor devices includes: a box body inside which is provided with an air compression which can be activated by a power source to generate air pressure Machine; a glue filling tank, which is a tank body with an open end, the tank body can be used as a chemical glue for repairing automobile tires, the open end contains a glue end tube; a series of hoses, A first end joint is connected to one end, and a second end joint is connected to the other end. The first end joint is snapped on the glue end tube provided in the glue pot, and the second end joint can be connected to the automobile tire The gas nozzle is characterized in that the second end joint is an anti-eruption joint structure. The anti-eruption joint structure of the second end joint contains a rear tube assembly and a front cover assembly, both of which can be disassembled and assembled at will. The tube assembly can be combined with the front cover assembly with different channels or different internal volumes, so as to be suitable for various tires and other tire inflation conditions; by the second end joint of this anti-eruption joint structure, it can prevent the user from Correct operation causes the chemical glue to burst out. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 1 of the patent scope, wherein the rear tube assembly includes a rear sleeve and a base, and the rear sleeve has An inner chamber, one end of the rear sleeve is open and is provided with a female thread on the inner wall, and the other end of the rear sleeve is provided with a convex ring with a through hole, the aforementioned inner chamber is in communication with the through hole; the base The seat, which has a cylindrical chamber, is provided with an annular groove on the outer peripheral wall of the base of the cylindrical chamber, and a stepped connecting end extends from the other side opposite to the base of the cylindrical chamber. A channel communicating with the cylindrical chamber is also formed in the center of the connecting end; a first sealing ring can be sleeved on the ring groove of the aforementioned base; the connecting end of the aforementioned base is placed in the inner chamber through the opening of the rear sleeve seat and penetrates Through the through hole of the convex ring, the connection end of the base exposed to the rear sleeve can be sleeved at one end of the series hose, and the series hose and the second end connector can be completely fixedly combined by a fixing ring . The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 2 of the patent scope, wherein the front cover assembly includes a front cover body and a valve plug, one end of the front cover body is provided There is an engaging end with a male thread, and the other end of the cover body opposite to the engaging end has a screw hole, the other end of the screw hole extends a channel with an inner diameter smaller than the screw hole, and a A stepped upper ring, and the other end of the upper ring extends inwards a middle ring, the other end of the middle ring extends inwards a blocking wall with a port, and the channel extends with a valve seat, and the valve seat The end is internally opened, and an oblique cone wall is formed at the internal opening end. An annular nip space is formed between the outer peripheral wall of the valve seat and the inner peripheral wall of the connecting end, and an inner space is formed in the front cover body between the valve seat and the connecting end The chamber, the aforementioned screw holes, channels, the openings in the retaining wall, the inner openings of the valve seat, and the gap space are in communication with the inner empty chamber. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 3 of the patent application scope, wherein the inner diameters of the openings of the ring, middle ring and block on the front cover are A , B, C, the inner caliber A>B>C. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 3 of the patent scope, wherein the valve plug is a cylinder, and an outer end is provided at one end of the cylinder. The column body is formed with a plurality of recessed spaced-apart flow channels, a convex rib column is formed between the two flow channels, and a convex wall is provided on the convex rib column, and another is formed between the outer end and the convex rib column Form a neck segment that is concave. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 5 of the patent scope, in which a spring, one end of which can be sleeved by the outer end of the aforementioned valve plug and abuts against the valve plug On the convex wall; the set of spring-loaded valve plugs can be placed into the channel through the screw holes of the front cover, the other end of the spring can resist the blocking wall, and the periphery of the spring is surrounded by the frame of the central ring; a blocking ring system Nested at the neck section of the aforementioned valve plug, the outer peripheral wall of the blocking ring is a tapered tapered surface of tapered diameter, and the tapered surface can be in contact with the junction of the tapered wall of the valve seat and the retaining wall. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 6 of the patent scope, in which a snap piece can be sleeved on the neck section between the blocking ring and the outer end to block The loop is fixed. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 5 of the patent application scope, wherein the displacement space of the convex wall of the valve plug is in the upper ring channel. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 6 of the patent scope, wherein a top contact pad has a fully penetrated flow port, the top contact pad can be The screw hole of the front cover is inserted. After the flow port passes through the valve plug, the top contact pad is in contact with the upper ring; a second sealing ring can cover the connecting end of the front cover; a second seal will be combined The connecting end of the ring, the spring, the plug of the blocking ring, and the cover body before the top contact pad enters the aforementioned rear tube assembly. The connecting end of the front cover body is screwed to the opening of the sleeve seat after the base is combined, that is, the front cover body The male thread of the connecting end is screwed with the female thread of the opening of the rear sleeve. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 9 of the patent application scope, wherein the opening end edge of the rear sleeve is provided with a plurality of locking grooves; at the connecting end of the front cover At least one buckle block is arranged on the periphery of the front cover body between the screw holes and the buckle block, and the buckle block can be fastened to the groove of the rear sleeve seat. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 3 of the patent application scope, wherein the inner diameters of the openings of the ring, middle ring and block on the front cover are A , B, C, the inner caliber A=B>C. The anti-eruption joint structure of the serial hose of the vehicle-mounted air compressor as described in item 3 of the patent scope, in which an embedding nut is covered in the opposite end of the connecting end of the front cover body The surface of the outer ring of the nut has longitudinal convex teeth, and a valley groove is formed between the two longitudinal convex teeth, and the valley groove can be engaged with the protruding fitting strip inside the front cover body, so that the embedded nut will not be in contact with the front The cover body is detached, and at the inner end of the opposite end of the connecting end of the front cover body is also provided with a stopper that can prevent the implanted nut from falling off. The stopper is in contact with the outer side of the implanted nut.

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