Fire hose lining pipe forming device

Abstract

The utility model provides a fire hose lining pipe forming device, which relates to the field of fire hose production and comprises a base, a mixing tank arranged above the base, a stirring device arranged on the mixing tank, an extruding device arranged below the mixing tank and a cooling device arranged in front of the extruding device. And an extrusion forming mechanism is arranged on the front side of the extrusion device. According to the fire hose lining pipe forming device, when the extrusion distance needs to be adjusted, a knob is grabbed to rotate forwards, a screw rod is made to rotate, the screw rod drives two sliding blocks to get close to each other until the appropriate distance is adjusted, and after a fire hose is cooled and formed through a cooling water tank, two extrusion rollers extrude the fire hose; and the volume of the device is reduced while excessive moisture is removed, so that the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of fire hose production, in particular to a fire hose inner lining pipe forming device. Background Art

[0002] Fire hoses are hoses used to transport fire-retardant liquids such as high-pressure water or foam. Traditional fire hoses are lined with rubber and covered with flax woven fabric on the outside. Advanced fire hoses are made of polymer materials such as polyurethane. There are metal joints at both ends of the fire hose, which can be connected to another hose to extend the distance or connected to a nozzle to increase the liquid injection pressure. When processing the fire hose, a device is required to shape the fire hose.

[0003] According to a forming device for producing a fire hose provided by Chinese Patent No. CN215589912U, the comparative document includes a first machine base, a first machine base leg is arranged below the first machine base, a second machine base is arranged on one side of the first machine base, a column is arranged above the first machine base, a furnace is arranged above the column, a feeding port is arranged above the furnace, a discharge valve is arranged on the side of the furnace close to the second machine base, a first motor is arranged above the first machine base, a first bevel gear is arranged at the output end of the first motor, and a lifting drum frame is arranged above the side of the first machine base close to the second machine base.

[0004] When processing the fire hose, the application uses a cooling water tank to cool and shape the fire hose extruded by a forming cylinder, and extrude the fire hose through an extrusion roller installed in an extrusion roller frame, thereby reducing the water retention on the fire hose and making its volume smaller after winding. However, a forming device for producing a fire hose proposed in the document is not convenient for adjusting the extrusion spacing of the fire hose when extruding the fire hose, and cannot quickly adjust the inner lining pipe of the fire hose of different thicknesses as needed, making it inconvenient to use. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a fire hose liner pipe forming device, which solves the problems raised in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] To achieve the above object, the utility model is realized by the following technical solutions: A forming device for the inner lining tube of a fire hose, comprising a base, a mixing tank arranged above the base, a stirring device arranged on the mixing tank, an extrusion device arranged below the mixing tank, and a cooling device arranged in front of the extrusion device. An extrusion forming mechanism is arranged on the front side of the extrusion device. The extrusion forming mechanism comprises a frame, a screw, sliders, slide rails, a rotating shaft, extrusion rollers, and a top cover. The frame is arranged in a U shape. The bottom of the frame is fixedly connected to the base. Slide rails are fixedly connected to the frame. Two sliders are slidably matched on the slide rails. Both ends of the screw are rotatably connected to the frame. The directions of the left half thread and the right half thread of the screw are opposite. Threaded holes matching the screw are formed in the sliders. The two sliders are respectively in threaded fit with the left half thread and the right half thread of the screw. The top of the slider is connected with a vertically arranged rotating shaft. The extrusion rollers are installed on the rotating shaft. The top cover is arranged on the top of the frame.

[0009] Preferably, one end of the top cover is rotatably connected to the frame. A first jack is formed at the other end of the top cover. A second jack corresponding to the first jack is formed on the frame. A plug rod is inserted into the first jack and the second jack.

[0010] Preferably, threads are formed at the end of the plug rod, and a nut is in threaded fit with the threads.

[0011] Preferably, knobs are fixedly connected to both ends of the screw.

[0012] Preferably, a movable groove matching the rotating shaft is formed on the top cover. The top end of the rotating shaft extends into the movable groove.

[0013] Preferably, two slide rails are provided, and the two slide rails are symmetrically arranged on both sides of the screw.

[0014] Preferably, support columns are fixedly connected between the base and the mixing tank.

[0015] (III) Beneficial effects

[0016] The utility model provides a forming device for the inner lining tube of a fire hose. It has the following beneficial effects:

[0017] 1. For this forming device for the inner lining tube of a fire hose, when it is necessary to adjust the extrusion spacing, hold the knob and turn it forward to make the screw rotate. The screw drives the two sliders to approach each other until the appropriate spacing is adjusted. After the fire hose is cooled and formed by the cooling water tank, the two extrusion rollers extrude the fire hose, removing the excess water and reducing its volume at the same time, and the use effect is good.

[0018] 2. The fire hose liner pipe forming device, through the setting of the top cover, when the extrusion roller needs to be replaced or maintained, the nut at the end of the plug rod is unscrewed, and then the plug rod is pulled out, and the top cover can be flipped to the other side. At this time, the extrusion roller can be replaced and maintained, which is convenient for daily maintenance and replacement of the extrusion roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 The schematic diagram of the extrusion molding mechanism of the utility model is shown in FIG. Figure 1 ;

[0021] Figure 3 The schematic diagram of the extrusion molding mechanism of the utility model is shown in FIG. Figure 2 .

[0022] In the figure: 1 base, 2 mixing tank, 3 stirring device, 4 support column, 5 extrusion device, 6 cooling device, 7 extrusion molding mechanism, 8 frame, 9 screw, 10 slide rail, 11 slider, 12 knob, 13 shaft, 14 extrusion roller, 15 top cover, 16 first plug hole, 17 second plug hole, 18 plug rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0024] The utility model provides a fire hose liner pipe forming device, such as Figure 1-3 As shown, it includes a base 1, a mixing tank 2 arranged above the base 1, a stirring device 3 arranged on the mixing tank 2, an extrusion device 5 arranged below the mixing tank 2, and a cooling device 6 arranged in front of the extrusion device 5. The front side of the extrusion device 5 is provided with an extrusion molding mechanism 7, and the extrusion molding mechanism 7 includes a frame 8, a screw 9, a slider 11, a slide rail 10, a rotating shaft 13, an extrusion roller 14, and a top cover 15. The frame 8 is arranged in a U-shaped shape, and the bottom of the frame 8 is fixedly connected to the base 1. A slide rail 10 is fixedly connected, and two sliders 11 are slidably fitted on the slide rail 10. Both ends of the screw rod 9 are rotatably connected to the frame 8. The left half thread and the right half thread of the screw rod 9 are in opposite directions, and a screw hole matching the screw rod 9 is opened on the slider 11. The two sliders 11 are respectively threadedly fitted on the left half thread and the right half thread of the screw rod 9. The top of the slider 11 is connected to a vertically arranged rotating shaft 13, and an extrusion roller 14 is installed on the rotating shaft 13. A top cover 15 is provided on the top of the frame 8.

[0025] When the extrusion spacing needs to be adjusted, grasp the knob 12 and turn it forward to rotate the screw 9. The screw 9 drives the two sliders 11 to approach each other until the appropriate spacing is adjusted. After the fire hose is cooled and formed by the cooling water tank, the two extrusion rollers 14 extrude the fire hose to remove excess water while reducing its volume, resulting in a good use effect.

[0026] One end of the top cover 15 is rotatably connected to the frame 8, and the other end of the top cover 15 is provided with a first socket 16. The frame 8 is provided with a second socket 17 corresponding to the first socket 16, and an insertion rod 18 is inserted into the first socket 16 and the second socket 17.

[0027] Through the setting of the top cover 15, when the squeezing roller 14 needs to be replaced or maintained, the nut at the end of the plug rod 18 is unscrewed, and then the plug rod 18 is pulled out, and the top cover 15 can be flipped to the other side. At this time, the squeezing roller 14 can be replaced and maintained, which is convenient for daily maintenance and replacement of the squeezing roller 14.

[0028] The end of the insert rod 18 is provided with a thread, and a nut is threadedly matched on the thread.

[0029] Knobs 12 are fixedly connected to both ends of the screw rod 9 .

[0030] The top cover 15 is provided with a movable groove matching the rotating shaft 13 , and the top end of the rotating shaft 13 extends into the movable groove.

[0031] Two slide rails 10 are provided, and the two slide rails 10 are symmetrically arranged on both sides of the screw rod 9 .

[0032] A support column 4 is fixedly connected between the base 1 and the mixing tank 2 .

[0033] Working principle: When the extrusion spacing needs to be adjusted, grasp the knob 12 and turn it forward to rotate the screw 9. The screw 9 drives the two sliders 11 to approach each other until the appropriate spacing is adjusted. After the fire hose is cooled and formed by the cooling water tank, the two extrusion rollers 14 extrude the fire hose to remove excess water while reducing its volume, which has a good use effect.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fire hose liner forming device, comprising a base (1), a mixing tank (2) arranged above the base (1), a stirring device (3) arranged on the mixing tank (2), an extrusion device (5) arranged below the mixing tank (2), and a cooling device (6) arranged in front of the extrusion device (5), characterized in that: An extrusion molding mechanism (7) is arranged at the front side of the extrusion device (5), and the extrusion molding mechanism (7) comprises a frame (8), a screw (9), a slider (11), a slide rail (10), a rotating shaft (13), an extrusion roller (14), and a top cover (15). The frame (8) is arranged in a U-shape, and the bottom of the frame (8) is fixedly connected to the base (1). The frame (8) is fixedly connected to a slide rail (10), and two sliders (11) are slidably matched on the slide rail (10). The screw (9) is arranged in a U-shape, and the bottom of the frame (8) is fixedly connected to the base (1). Both ends of the rod (9) are rotatably connected to the frame (8); the left half thread and the right half thread of the screw rod (9) are in opposite directions; a screw hole matching the screw rod (9) is provided on the slider (11); the two sliders (11) are respectively threadedly engaged with the left half thread and the right half thread of the screw rod (9); the top of the slider (11) is connected to a vertically arranged rotating shaft (13); a squeezing roller (14) is installed on the rotating shaft (13); and a top cover (15) is provided on the top of the frame (8).

2. A fire hose liner forming device according to claim 1, characterized in that: One end of the top cover (15) is rotatably connected to the frame (8), the other end of the top cover (15) is provided with a first plug hole (16), the frame (8) is provided with a second plug hole (17) corresponding to the first plug hole (16), and an insertion rod (18) is inserted into the first plug hole (16) and the second plug hole (17).

3. A fire hose liner forming device according to claim 2, characterized in that: The end of the insert rod (18) is provided with a thread, and a nut is threadedly matched on the thread.

4. A fire hose liner forming device according to claim 3, characterized in that: Both ends of the screw rod (9) are fixedly connected with knobs (12).

5. A fire hose liner forming device according to claim 4, characterized in that: The top cover (15) is provided with a movable groove matching the rotating shaft (13), and the top end of the rotating shaft (13) extends into the movable groove.

6. A fire hose liner forming device according to claim 5, characterized in that: The number of the slide rails (10) is two, and the two slide rails (10) are symmetrically arranged on both sides of the screw rod (9).

7. A fire hose liner forming device according to claim 6, characterized in that: A support column (4) is fixedly connected between the base (1) and the mixing tank (2).

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