A low-permeability multi-layer structure resin fuel pipe and its extrusion equipment

Abstract

The present invention provides a low-permeability multilayer structure resin fuel pipe, comprising: a pipe body, an inner rubber layer is arranged inside the pipe body, a sealing component is arranged on the surface of the inner rubber layer, a reinforcing layer is arranged on the side opposite to the cavity, a barrier layer is arranged on the surface of the reinforcing layer, a braided layer is arranged on the surface of the barrier layer, a nylon layer is arranged on the surface of the braided layer, and a protective component is arranged on the surface of the steel mesh layer. The present invention provides a low-permeability multilayer structure resin fuel pipe and its extrusion equipment, wherein the sealing component is arranged on the surface of the inner rubber layer so that the leakage hole can be quickly sealed when the inner rubber layer is permeated or leaked, the reinforcing layer is arranged inside the pipe body so that the hardness of the pipe body can be improved, the barrier layer is arranged on the surface of the reinforcing layer so that the pipe body as a whole can be secondary sealed, and the braided layer and the nylon layer are arranged on the surface of the barrier layer so that the softness of the pipe can be improved.

Description

Technical Field

[0001] The invention relates to the field of automobile products, in particular to a low-permeability multi-layer structure resin fuel pipe and an extrusion device thereof. Background Art

[0002] A car is a means of transportation that can carry objects or people.

[0003] Today's cars are equipped with multiple fuel pipes to transport liquids and fuel inside the car.

[0004] The fuel pipes used in existing automobiles are made of various materials such as resin. When the fuel pipe is penetrated, the liquid inside the pipe will drip, which will cause the entire fuel pipe to be replaced, resulting in waste of the entire pipe.

[0005] Therefore, it is necessary to provide a low-permeability multi-layer structure resin fuel pipe and its extrusion equipment to solve the above technical problems. Summary of the invention

[0006] The present invention provides a low-permeability multi-layer resin fuel pipe and an extrusion device thereof, which solves the problem that the existing fuel pipe needs to be replaced as a whole when damaged but cannot be repaired, and the existing fuel pipe has a simple structure and a short service life.

[0007] In order to solve the above technical problems, the present invention provides a low-permeability multi-layer structure resin fuel pipe, comprising:

[0008] A pipe body, wherein an inner rubber layer is arranged inside the pipe body, a sealing assembly is arranged on the surface of the inner rubber layer, the sealing assembly comprises a cavity, a plurality of triangular fixing frames are arranged inside the cavity, a placement cavity is opened inside the plurality of triangular fixing frames, a colloid is arranged inside the placement cavity, and a connecting frame is arranged between the plurality of triangular fixing frames;

[0009] A reinforcing layer, the reinforcing layer is arranged on a side opposite to the cavity, and the material of the reinforcing layer is aramid yarn;

[0010] A barrier layer, the barrier layer is arranged on the surface of the reinforcement layer, and the material of the barrier layer is a highly fuel-resistant fluororesin THV;

[0011] A braided layer, the braided layer is arranged on the surface of the barrier layer, and the material of the braided layer is carbon fiber cloth;

[0012] A nylon layer, the nylon layer is arranged on the surface of the braided layer, and the material of the nylon layer is nylon;

[0013] A protective component is arranged on the surface of the steel mesh layer.

[0014] Preferably, the protection component comprises an installation cavity, a plurality of connecting frames are arranged inside the installation cavity, and rock wool is arranged inside each of the plurality of connecting frames.

[0015] An extrusion device for a low-permeability multilayer structure resin fuel pipe comprises: an extruder body, a fixing plate is connected to one side of the bottom of the extruder body, a pushing device is arranged on the surface of the fixing plate, the pushing device comprises a slide groove, a slider is slidably connected inside the slide groove, and a support rod is connected to the surface of the slider;

[0016] A rotating device, the rotating device is arranged at the top end of the supporting rod;

[0017] A plurality of pushing components, wherein the plurality of pushing components are respectively arranged on the surface of the rotating component;

[0018] A plurality of shaping components, wherein the plurality of shaping components are respectively arranged at one end of the plurality of pushing components;

[0019] A cooling component, wherein the cooling component is disposed on the surface of the plurality of pushing components;

[0020] A conveying device is arranged on one side of the fixing plate.

[0021] Preferably, a hydraulic telescopic rod is fixedly mounted on one side of the fixed plate.

[0022] Preferably, the rotating device comprises a motor, and one end of the motor output shaft is fixedly connected to a rotating rod via a coupling.

[0023] Preferably, the pushing assembly comprises a fixing ring, a pushing tube is arranged inside the fixing ring, a plurality of limiting blocks are arranged on the inner wall of the fixing ring, and a plurality of limiting grooves matching with the plurality of limiting blocks are opened on the surface of the pushing tube.

[0024] Preferably, the shaping component includes a fixing rod, a tripod is sleeved on one side of the surface of the fixing rod, a plurality of push plates are connected to the surface of the tripod, and an arc-shaped through groove adapted to the push plate is provided at one end of the push tube.

[0025] Preferably, a movable component is arranged inside the pushing plate, and the movable component includes a movable plate, and one end of the movable plate is connected to a handle.

[0026] Preferably, the cooling component comprises a water pump, the input end and the output end of the water pump are both connected to a delivery pipe, one side of the delivery pipe is connected to a plurality of cooling plates, and one end of the delivery pipe is connected to a water outlet pipe.

[0027] Preferably, the conveying device comprises a sliding rod, a movable seat is provided on the surface of the sliding rod, and a water tank is fixedly mounted on the surface of the movable seat.

[0028] Compared with the related art, the low-permeability multi-layer structure resin fuel pipe and its extrusion equipment provided by the present invention have the following beneficial effects:

[0029] The present invention provides a low-permeability multilayer resin fuel pipe and an extrusion device thereof. A sealing component is arranged on the surface of an inner rubber layer so that the leakage hole can be quickly sealed when the inner rubber layer is permeated or leaked. A reinforcing layer is arranged inside the pipe body so that the hardness of the pipe body can be improved. A barrier layer is arranged on the surface of the reinforcing layer so that the pipe body as a whole can be secondary sealed. A braided layer and a nylon layer are arranged on the surface of the barrier layer so that the softness of the pipe can be improved. A protective component is arranged inside the pipe body so that the pipe body can be protected in the event of high temperature or fire. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 A schematic structural diagram of a first embodiment of a low-permeability multi-layer structure resin fuel pipe and an extrusion device thereof provided by the present invention;

[0031] Figure 2 A schematic structural diagram of a second embodiment of a low-permeability multi-layer structure resin fuel pipe and an extrusion device thereof provided by the present invention;

[0032] Figure 3 for Figure 2 An enlarged schematic diagram of part A is shown;

[0033] Figure 4 for Figure 2 An enlarged schematic diagram of part B is shown;

[0034] Figure 5 for Figure 2 An enlarged schematic diagram of part C is shown;

[0035] Figure 6 for Figure 2 A schematic diagram of the overall three-dimensional structure of the device shown;

[0036] Figure 7 for Figure 6 An enlarged schematic diagram of part D is shown.

[0037] Numbers in the figure: 1. Inner rubber layer,

[0038] 2. Sealing assembly, 21. Cavity, 22. Triangular fixing frame, 23. Placement cavity, 24. Colloid, 25. Connecting frame,

[0039] 3. Reinforcement layer, 4. Barrier layer, 5. Braided layer, 6. Nylon layer,

[0040] 7. Protective components, 71. Installation cavity, 72. Connecting frame, 73. Rock wool,

[0041] 8. Pipeline body,

[0042] 9. Extruder body,

[0043] 10. Pushing device, 101. Slide, 102. Sliding block, 103. Support rod, 104. Hydraulic telescopic rod,

[0044] 11. Fixed plate,

[0045] 12. rotating device, 121. motor, 122. rotating rod,

[0046] 13. Pushing assembly, 131. Fixing ring, 132. Pushing tube, 133. Limiting block, 134. Limiting groove,

[0047] 14. shaping assembly, 141. fixing rod, 142. tripod, 143. pushing plate,

[0048] 15. movable assembly, 151. movable plate, 152. handle,

[0049] 16. Cooling assembly, 161. Water pump, 162. Delivery pipe, 163. Cooling plate, 164. Water outlet pipe,

[0050] 17. Conveying device, 171. Sliding rod, 172. Movable seat, 173. Water tank,

[0051] 18. Arc-shaped through groove. DETAILED DESCRIPTION

[0052] The present invention will be further described below in conjunction with the accompanying drawings and implementation modes.

[0053] First embodiment

[0054] Please refer to Figure 1 ,in, Figure 1 The present invention provides a low-permeability multi-layer structure resin fuel pipe and a first embodiment of the extrusion equipment thereof. A low-permeability multi-layer structure resin fuel pipe comprises:

[0055] A pipe body 8, wherein an inner rubber layer 1 is disposed inside the pipe body 8, a sealing assembly 2 is disposed on the surface of the inner rubber layer 1, and the sealing assembly 2 comprises a cavity 21, wherein a plurality of triangular fixing frames 22 are disposed inside the cavity 21, and a placement cavity 23 is provided inside each of the plurality of triangular fixing frames 22, wherein a colloid 24 is disposed inside the placement cavity 23, and a connecting frame 25 is disposed between the plurality of triangular fixing frames 22;

[0056] The use of the colloid 24 can seal the leakage on the surface of the inner rubber layer 1 , and the cavity 21 is opened inside the pipe body 8 .

[0057] A reinforcing layer 3, the reinforcing layer 3 is arranged on a side opposite to the cavity 21, and the material of the reinforcing layer 3 is aramid yarn;

[0058] A barrier layer 4, wherein the barrier layer 4 is disposed on the surface of the reinforcement layer 3, and the material of the barrier layer 4 is a highly fuel-resistant fluororesin THV;

[0059] A braided layer 5, wherein the braided layer 5 is disposed on the surface of the barrier layer 4, and the material of the braided layer 5 is carbon fiber cloth;

[0060] A nylon layer 6, wherein the nylon layer 6 is disposed on the surface of the braided layer 5, and the material of the nylon layer 6 is nylon;

[0061] The protective component 7 is arranged on the surface of the steel mesh layer 6.

[0062] The protection assembly 7 includes an installation cavity 71 , a plurality of connection frames 72 are disposed inside the installation cavity 71 , and rock wool 73 is disposed inside each of the plurality of connection frames 72 .

[0063] The working principle of a low-permeability multi-layer structure resin fuel pipe and its extrusion equipment provided by the present invention is as follows:

[0064] During use, when the inner rubber layer 1 leaks, the pipe body 8 is heated to melt the colloid 24 in the placement cavity 23 opened inside the triangular fixing frame 22. When the colloid 24 is heated, it melts to the surface of the entire inner rubber layer 1 through the connecting frame 25.

[0065] When a fire occurs on the surface of the pipe body 8, the heat can be blocked by the connecting frame 72 and the rock wool 73 inside the installation cavity 71 to provide protection.

[0066] Compared with the related art, the low-permeability multi-layer structure resin fuel pipe and its extrusion equipment provided by the present invention have the following beneficial effects:

[0067] The present invention provides a low-permeability multilayer resin fuel pipe and an extrusion device thereof. A sealing component 2 is arranged on the surface of an inner rubber layer 1, so that the leakage hole can be quickly sealed when the inner rubber layer 1 is permeated or leaked. A reinforcing layer 3 is arranged inside a pipe body 8 to improve the hardness of the pipe body. A barrier layer 4 is arranged on the surface of the reinforcing layer 3 to perform a secondary sealing function on the entire pipe body 8. A braided layer 5 and a nylon layer 6 are arranged on the surface of the barrier layer 4 to improve the softness of the pipe. A protective component 7 is arranged inside the pipe body 8 to protect the pipe body 8 from high temperature or fire.

[0068] Second embodiment

[0069] Please refer to Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 Based on the low-permeability multilayer structure resin fuel pipe and its extrusion device provided in the first embodiment of the present application, the second embodiment of the present application proposes another low-permeability multilayer structure resin fuel pipe and its extrusion device. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0070] Specifically, the second embodiment of the present application provides a low-permeability multi-layer structure resin fuel pipe and its extrusion device. The difference is that the low-permeability multi-layer structure resin fuel pipe and its extrusion device include: an extruder body 9, a fixing plate 11 is connected to one side of the bottom of the extruder body 9, a pushing device 10 is provided on the surface of the fixing plate 11, and the pushing device 10 includes a slide groove 101, a slider 102 is slidably connected inside the slide groove 101, and a support rod 103 is connected to the surface of the slider 102;

[0071] The slide groove 101 is provided on the surface of the fixed plate 11 , a positioning block is connected to one side of the slider 102 , a positioning groove matched with the positioning block is provided on one side of the inner wall of the slide groove 101 , and the support rod 103 is a telescopic rod.

[0072] A rotating device 12, wherein the rotating device 12 is disposed at the top end of the supporting rod 103;

[0073] A plurality of pushing components 13, wherein the plurality of pushing components 13 are respectively disposed on the surface of the rotating component 12;

[0074] A plurality of shaping components 14, wherein the plurality of shaping components 14 are respectively disposed at one end of the plurality of pushing components 13;

[0075] A cooling component 16, wherein the cooling component 16 is disposed on the surface of the plurality of pushing components 13;

[0076] The conveying device 17 is disposed on one side of the fixing plate 11 .

[0077] A hydraulic telescopic rod 104 is fixedly mounted on one side of the fixing plate 11 .

[0078] The rotating device 12 includes a motor 121 , and one end of the output shaft of the motor 121 is fixedly connected to a rotating rod 122 via a coupling.

[0079] The motor 121 is fixedly connected to the top of the support rod 103. The motor 121 is a servo motor. The support rod 103 can drive the pushing assembly 13 to adjust the height, and the rotating rod 122 can drive the pushing assembly 13 to adjust the angle.

[0080] The pushing assembly 13 includes a fixing ring 131 , a pushing tube 132 is arranged inside the fixing ring 131 , a plurality of limiting blocks 133 are arranged on the inner wall of the fixing ring 131 , and a plurality of limiting grooves 134 matched with the plurality of limiting blocks 133 are opened on the surface of the pushing tube 132 .

[0081] The fixing ring 131 is fixedly connected to the surface of the rotating rod 122 via a connecting rod. The limiting block 133 and the limiting groove 134 cooperate to play a limiting role when adjusting the pushing tube 132.

[0082] The shaping component 14 includes a fixing rod 141 , a tripod 142 is sleeved on one side of the surface of the fixing rod 141 , a plurality of push plates 143 are connected to the surface of the tripod 142 , and an arc-shaped through groove 18 adapted to the push plate 143 is formed at one end of the push tube 132 .

[0083] One end of the fixing rod 141 is fixedly connected to the center position of one end of the pushing tube 132 , and a stopper is fixedly connected to one end of the fixing rod 141 . The fixing rod 141 cooperates with the tripod 142 to play a positioning role when the pushing plate 143 moves.

[0084] A movable assembly 15 is disposed inside the push plate 143 . The movable assembly 15 includes a movable plate 151 . One end of the movable plate 151 is connected to a handle 152 .

[0085] A sliding cavity is provided inside the push plate 143, connecting grooves matching the movable plate 151 are provided on both sides of the inner wall of the sliding cavity, a sliding block is connected to the bottom of the movable plate 151, and a sliding groove matching the sliding block is provided at the bottom of the inner wall of the sliding cavity.

[0086] The cooling component 16 includes a water pump 161 , the input end and the output end of the water pump 161 are both connected to a delivery pipe 162 , one side of the delivery pipe 162 is connected to a plurality of cooling plates 163 , and one end of the delivery pipe 162 is connected to a water outlet pipe 164 .

[0087] The delivery pipe 162 at the output end of the water pump 161 is an arc-shaped hard water pipe, and multiple cooling plates 163 are connected to the inside of the arc-shaped hard water pipe. The cooling plates 163 are in contact with the surface of the push tube 132. A cavity is opened inside the cooling plates 163 to facilitate the storage of water. One end of the outlet pipe 164 is connected to the bottom of the water tank 173, and a drainage pipe and a water injection pipe are arranged on the surface of the water tank 173.

[0088] The conveying device 17 includes a slide bar 171 , a movable seat 172 is disposed on the surface of the slide bar 171 , and a water tank 173 is fixedly mounted on the surface of the movable seat 172 .

[0089] Fixed blocks are fixedly connected to both ends of the slide rod 171 , and one side of the two fixed blocks is fixedly connected to one side of the fixed plate 11 . The position of the water tank 173 can be adjusted using the slide rod 171 and the movable seat 172 .

[0090] The working principle of a low-permeability multi-layer structure resin fuel pipe and its extrusion equipment provided by the present invention is as follows:

[0091] When in use, when performing an extrusion operation, first start the hydraulic telescopic rod 104 to push the support rod 103 to move to one side of the extruder body 9. When the support rod 103 moves, it drives the slider 102 at the bottom to move inside the slide 101. When the support rod 103 moves, it also drives the pushing component 13 to move to one side of the extruder body 9. When one end of the pushing tube 132 contacts one end of the extruder body 9, the support rod 103 is adjusted to drive the pushing tube 132 to adjust its height. When the pushing tube 132 is adjusted to completely contact one end of the extruder body 9, the hydraulic telescopic rod 104 is started. The extruder body 9 is moved to move the internal pipe toward the inside of the push tube 132. When the pipe is pushed to the inside of the push tube 132, the tripod 142 is pushed to move on the surface of the fixed rod 141. When the tripod 142 moves on the surface of the fixed rod 141, it drives the push plate 143 on the surface to pass through the arc groove 18 at one end of the push tube 132 and move toward the inside of the push tube 132. When the push plate 143 moves to the inside of the push tube 132, the movable plate 151 is driven by the push handle 152 to pass through the side of the push plate 143 and move to the inside of the push tube 132.

[0092] When the pushing plate 143 and the movable plate 151 move to the inside of the pushing tube 132, the water pump 161 is started to transport the water in the water tank 173 to the inside of the cooling plate 163 through the delivery pipe 162. When the liquid is transported to the inside of the cooling plate 163, the pipe inside the pushing tube 132 can be cooled. When the water is transported to the inside of the cooling plate 163, it is transported to the inside of the water tank 173 through the water outlet pipe 164 and can be circulated.

[0093] Compared with the related art, the low-permeability multi-layer structure resin fuel pipe and its extrusion equipment provided by the present invention have the following beneficial effects:

[0094] The present invention provides a low-permeability multi-layer structure resin fuel pipe and its extrusion equipment. A fixed plate 11 is arranged on one side of an extruder body 9 to cooperate with a pushing device 10 to drive a pushing component 13 to move. A motor 12 with a rotating rod 122 is arranged at the top of a support rod 103 to drive the pushing component 13 to rotate, so that multiple pipe bodies 8 can be extruded. A shaping component 14 with a movable component 15 is arranged at one end of a pushing tube 132 to shape the shape of the inside of the pipe body 8. A cooling component 16 is arranged on the surface of the pushing tube 13 to cooperate with a conveying device 17 to cool the pipe body 8 when it is extruded.

[0095] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An extrusion device for a low-permeability multi-layer resin fuel pipe, characterized in that: include: An extruder body, wherein a fixed plate is connected to one side of the bottom of the extruder body, a pushing device is provided on the surface of the fixed plate, the pushing device comprises a slide groove, a slider is slidably connected inside the slide groove, and a support rod is connected to the surface of the slider; A rotating device, the rotating device is arranged at the top end of the supporting rod, the rotating device comprises a motor, and one end of the output shaft of the motor is fixedly connected to the rotating rod through a coupling; A plurality of pushing components, wherein the plurality of pushing components are respectively arranged on the surface of the rotating device; A plurality of shaping components, each of which is disposed at one end of each of the plurality of pushing components. The pushing components include a fixing ring, a pushing tube is disposed inside the fixing ring, a plurality of stop blocks are disposed on the inner wall of the fixing ring, and a plurality of stop grooves adapted to the stop blocks are formed on the surface of the pushing tube; The fixing ring is fixedly connected to the surface of the rotating rod through the connecting rod, and the use of the limiting block and the limiting groove can play a limiting role when adjusting the push tube; The shaping component comprises a fixing rod, a tripod is sleeved on one side of the surface of the fixing rod, a plurality of push plates are connected to the surface of the tripod, and an arc-shaped through groove adapted to the push plate is provided at one end of the push tube; One end of the fixed rod is fixedly connected to the center position of one end of the push tube, and a stopper is fixedly connected to one end of the fixed rod. The fixed rod is used in conjunction with the tripod to play a positioning role when the push plate moves; A cooling component, wherein the cooling component is disposed on the surface of the plurality of pushing components; A conveying device is arranged on one side of the fixing plate.

2. The extrusion equipment of the low permeability multi-layer structure resin fuel pipe according to claim 1, characterized in that: A hydraulic telescopic rod is fixedly mounted on one side of the fixing plate.

3. The extrusion equipment of the low permeability multi-layer structure resin fuel pipe according to claim 1, characterized in that: A movable component is arranged inside the pushing plate, and the movable component comprises a movable plate, and one end of the movable plate is connected with a handle.

4. The extrusion equipment of the low permeability multi-layer structure resin fuel pipe according to claim 1, characterized in that: The cooling component comprises a water pump, the input end and the output end of the water pump are both connected to a delivery pipe, one side of the delivery pipe is connected to a plurality of cooling plates, and one end of the delivery pipe is connected to a water outlet pipe.

5. The extrusion equipment of the low permeability multi-layer structure resin fuel pipe according to claim 1, characterized in that: The conveying device comprises a sliding rod, a movable seat is arranged on the surface of the sliding rod, and a water tank is fixedly mounted on the surface of the movable seat.

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