Preheating device of sealing machine for composite pipe

Abstract

The utility model discloses a preheating device of a sealing machine of a composite pipe, which comprises a rack, a heating mounting plate is vertically mounted on the rack in a lifting manner, the heating mounting plate is driven by a vertical lifting power device, a heating nozzle is fixedly mounted on the heating mounting plate, the heating nozzle is communicated with a hot air supply device, and the hot air supply device is communicated with the heating mounting plate. A plurality of gas spraying holes are formed in the heating spray head, and a flow guide diffusion disc for guiding hot gas sprayed out of the gas spraying holes to the periphery is further fixed to the heating spray head; the preheating device can better heat the pipe end of the composite pipe, and the heating effect is better and more uniform.

Description

TECHNICAL FIELD

[0001] The utility model relates to a preheating device of sealing machine of composite pipe belongs to composite pipe sealing technical field. BACKGROUND

[0002] The composite pipe on the market at present mainly has steel wire mesh reinforced composite pipe, steel skeleton reinforced composite pipe and steel wire winding reinforced composite pipe etc., the composite pipe utilizes internal metal reinforcing structure, can strengthen the mechanical property of composite pipe, then these composite pipe forms and cuts off, and the end face will expose the metal wire, therefore needs to seal the end of composite pipe, and the current sealing mode is mainly through extruding plastic after extruding machine and passing through mouth die to seal the end of composite pipe, but the preheating device on the market is mainly through hot air to heat the end of pipe section, but the heating of the heating device is not reasonable, and the heating is through several air outlets in communication with main air supply pipeline to heat the outside of pipe from the outside, and the heating effect is not uniform. SUMMARY

[0003] The utility model solves the technical problem that: provide a kind of preheating device of sealing machine of composite pipe, the preheating device can better heat the pipe end of composite pipe, and heating effect is better and more uniform.

[0004] To solve the above technical problem, the technical scheme of the utility model is: a kind of preheating device of sealing machine of composite pipe, including rack, the heating mounting plate is vertically lifted and is installed on the rack, the heating mounting plate is driven by vertical lifting power device, heating nozzle is fixedly installed on the heating mounting plate, the heating nozzle is communicated with hot air supply device, a plurality of jet orifices are provided on the heating nozzle, the heating nozzle is also fixed with the flow guide diffusion disc that the hot gas of jet orifice is guided to all around.

[0005] As a preferred scheme, two vertical guide rods are provided on the rack and vertically arranged, the two ends of the heating mounting plate are vertically slidably installed on the vertical guide rods, the vertical lifting power device includes two lifting cylinders, the lifting cylinders are fixed on the rack and located at the two sides of the heating mounting plate, the piston rod of the lifting cylinder is fixedly connected with the two ends of the heating mounting plate.

[0006] As a preferred scheme, the flow guide diffusion disc includes a diffusion disc body, the diffusion disc body is provided with a center mounting hole, the heating nozzle penetrates the center mounting hole, the end face of the diffusion disc body is provided with a diffusion groove, the heating nozzle is located in the diffusion groove, the jet orifices are arranged around the heating nozzle and towards the side wall of the diffusion groove.

[0007] As a preferred scheme, the side wall of the diffusion groove and the groove bottom are smoothly transitioned through a circular arc transition angle.

[0008] As a preferred scheme, a plurality of radial heating air holes are further arranged on the diffusion disc body and communicate with the central mounting hole, and the heating nozzle is provided with radial air outlet holes corresponding to the radial heating air holes.

[0009] As a preferred scheme, a connecting disc is fixed on the heating nozzle, a through mounting hole is arranged on the heating mounting plate, the end of the heating nozzle passes through the through mounting hole, and the connecting disc is fixedly connected with the heating mounting plate through a fixing bolt.

[0010] As a preferred scheme, an arc-shaped strip hole is arranged on the connecting disc, and the fixing bolt is constrained in the arc-shaped strip hole.

[0011] As a preferred scheme, the hot air supply device comprises a blower fixed on the rack, an outlet of the blower communicates with the heating device, and the outlet of the heating device communicates with the heating nozzle through a hose.

[0012] After the above technical scheme is adopted, the effect of the utility model is that: due to the preheating device of the sealing machine of the composite pipe, comprising a rack, a heating mounting plate is vertically and liftly installed on the rack, the heating mounting plate is driven by a vertical lifting power device, a heating nozzle is fixedly installed on the heating mounting plate, the heating nozzle communicates with a hot air supply device, a plurality of air jet holes are arranged on the heating nozzle, and a flow guide diffusion disc for guiding the hot air jetted out of the air jet holes to the periphery is further fixed on the heating nozzle; the height of the heating nozzle can be adjusted by driving the mounting plate to lift by the vertical lifting power device, so that the air jet holes can correspond to the pipe openings of the composite pipes at different heights, the flow guide diffusion disc can effectively diffuse the blown hot air, and uniform heating of the pipe openings of the composite pipes is ensured; the preheating device can better heat the pipe ends of the composite pipes, and the heating effect is better and more uniform.

[0013] In addition, two vertical guide rods are arranged on the rack, two ends of the heating mounting plate are vertically and slidably installed on the vertical guide rods, the vertical lifting power device comprises two lifting cylinders, the lifting cylinders are fixed on the rack and located on both sides of the heating mounting plate, and the piston rods of the lifting cylinders are fixedly connected with the two ends of the heating mounting plate; the lifting stability of the heating mounting plate can be ensured by the two lifting cylinders, so that the stability of the air jet holes is improved.

[0014] And since the flow guide diffusion disc comprises a diffusion disc body, the diffusion disc body is provided with a central mounting hole, the heating nozzle penetrates through the central mounting hole, the end face of the diffusion disc body is provided with a diffusion groove, the heating nozzle is located in the diffusion groove, and the air injection holes are arranged around the heating nozzle and face the side wall of the diffusion groove; hot air blown out by the heating nozzle can be effectively diffused through the diffusion groove, and the hot air blowing and heating area of the pipe end of the composite pipe is increased.

[0015] And since the side wall of the diffusion groove and the groove bottom are smoothly transitioned through a circular arc transition angle, the hot air is conveniently guided, and the use effect is improved.

[0016] And since the diffusion disc body is further provided with a plurality of radial heating air holes, the radial heating air holes penetrate through the outer contour of the diffusion disc body and communicate with the central mounting hole, and the heating nozzle is provided with radial air outlet holes corresponding to the radial heating air holes; the blowing direction of the heating nozzle is increased, and the coverage range of the hot air is improved.

[0017] And since the heating nozzle is fixed with a connecting disc, the heating mounting plate is provided with a through mounting hole, the end of the heating nozzle penetrates through the through mounting hole, and the connecting disc is fixedly connected with the heating mounting plate through a fixing bolt; the installation of the heating nozzle is ensured to be firm through the fixing of the connecting disc and the heating mounting plate, and the heating nozzle can be lifted synchronously with the heating mounting plate.

[0018] And since the connecting disc is provided with an arc strip hole, and the fixing bolt is constrained in the arc strip hole; the heating nozzle can be conveniently installed along the arc, and the angle of the heating nozzle can be adjusted along the arc, so that the pipeline connected between the hot air supply device and the heating nozzle is stable and accurate during lifting.

[0019] And since the hot air supply device comprises a blower fixed on the rack, the air outlet of the blower communicates with the heating device, and the air outlet of the heating device communicates with the heating nozzle through a hose; the angle of the hose is adjusted within the range of the arc strip hole, so that the hose accurately delivers hot air during lifting, and the heating effect is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model will be further explained in connection with the drawings and examples.

[0021] Figure 1 is the perspective view of the utility model embodiment;

[0022] Figure 2 is the structure schematic view of the utility model embodiment

[0023] Figure 3 is the structure schematic view of one side of the heating mounting plate of the utility model embodiment;

[0024] Figure 4 is the sectional view of the heating installation plate of the embodiment of the utility model;

[0025] Figure 5 is the structural schematic view of the other side of the heating installation plate of the embodiment of the utility model;

[0026] In the drawing: 1, rack; 2, heating installation plate; 3, heating spray head; 4, air jet hole; 5, vertical guide rod; 6, lifting cylinder; 7, diffusion disc body; 8, center mounting hole; 9, diffusion groove; 10, radial heating air hole; 11, radial air outlet; 12, connecting disc; 13, through mounting hole; 14, arc strip hole; 15, bolt connecting hole; 16, air blower; 17, heating device; 18, air outlet. DETAILED DESCRIPTION

[0027] The utility model will be described in further detail by specific embodiments.

[0028] As Figures 1 to 5 shown, a kind of preheating device of sealing machine of composite pipe, including rack 1, heating installation plate 2 is vertically lifted and installed on the rack 1, the heating installation plate 2 is driven by vertical lifting power device, heating spray head 3 is fixedly installed on the heating installation plate 2, the heating spray head 3 is communicated with hot air supply device, the heating spray head 3 is provided with several air jet holes 4, the heating spray head 3 is also fixed with the flow guide diffusion disc that the hot air of air jet hole 4 is guided to all around.

[0029] As Figure 1 and Figure 2 shown, the rack 1 is provided with two vertical vertical guide rods 5, the two ends of the heating installation plate 2 are vertically slidably installed on the vertical guide rod 5, the vertical lifting power device includes two lifting cylinders 6, the lifting cylinder 6 is fixed on the rack 1 and located at the two sides of heating installation plate 2, the piston rod of the lifting cylinder 6 is fixedly connected with the two ends of the heating installation plate 2;Vertical guide rod 5 ensures that the heating installation plate 2 is stable when lifting, and the lifting cylinder 6 is located at both sides during lifting, to ensure that the heating installation plate 2 is stable and reliable during lifting, so as to improve the stability of air jet hole 4, the piston rod of lifting cylinder 6 is provided with bolt connecting hole 15 connected with the two ends of heating installation plate 2.

[0030] As Figure 4 and Figure 5As shown, the flow guide diffusion disc comprises a diffusion disc body 7, the diffusion disc body 7 is provided with a central mounting hole 8, the heating nozzle 3 penetrates the central mounting hole 8, the end face of the diffusion disc body 7 is provided with a diffusion groove 9, the heating nozzle 3 is located in the diffusion groove 9, the air jet holes 4 are arranged around the heating nozzle 3 and face the side wall of the diffusion groove 9; the hot air blown out by the heating nozzle 3 can be effectively diffused through the diffusion groove 9, and the hot air blowing and heating area of the pipe end of the composite pipe is increased.

[0031] Further, the side wall of the diffusion groove 9 and the groove bottom are smoothly transitioned through a circular arc transition angle; the hot air is conveniently guided, and the use effect is improved.

[0032] In the embodiment, a plurality of radial heating air holes 10 are further arranged on the diffusion disc body 7, the radial heating air holes 10 are communicated with the central mounting hole 8 from the outer contour of the diffusion disc body 7 in a radial direction, and the radial heating air holes 10 are one-to-one correspondingly matched and communicated with radial air outlet holes 11 on the heating nozzle 3; the blowing direction of the heating nozzle 3 is increased, and thus the coverage range of the hot air is improved.

[0033] As shown, Figure 4 The heating nozzle 3 is fixed with a connecting disc 12, a through mounting hole 13 is arranged on the heating mounting plate 2, the end of the heating nozzle 3 penetrates the through mounting hole 13, and the connecting disc 12 is fixedly connected with the heating mounting plate 2 through a fixing bolt; the installation of the heating nozzle 3 is ensured to be firm through the fixing of the connecting disc 12 and the heating mounting plate 2, and the heating nozzle 3 can be lifted and lowered synchronously with the heating mounting plate 2.

[0034] Further, an arc strip hole 14 is arranged on the connecting disc 12, and the fixing bolt is constrained in the arc strip hole 14; the installation is facilitated through the arc strip hole 14, the angle of the heating nozzle 3 can be adjusted along the arc, and the pipeline connected between the hot air supply device and the heating nozzle 3 is stable and accurate when being lifted and lowered.

[0035] In the embodiment, the hot air supply device comprises a blower 16 fixed on the rack 1, an air outlet 18 of the blower 16 is communicated with a heating device 17, and an air outlet 18 of the heating device 17 is communicated with the heating nozzle 3 through a hose; the angle of the hose is adjusted within the range of the arc strip hole 14, the hot air conveyed by the hose is accurate when being lifted and lowered, the heating effect is guaranteed, the structure is simple, and the use is convenient; the heating device 17 is an existing structure on the market, and thus is not described in detail herein.

[0036] The working principle of the embodiment is as follows: firstly, the heating device 17 is started, the air blower 16 starts blowing, air enters the heating nozzle 3 through the air outlet 18, then the lifting cylinder 6 drives the heating mounting plate 2 to lift to a suitable height, aligns with the pipe end of the composite pipe, blows hot air through the radial heating air holes 10 and the radial air outlet holes 11, and then the diffusion disc body 7 guides and diffuses, so that the preheating of the pipe end of the composite pipe is completed.

[0037] The above-described embodiments are only descriptions of preferred embodiments of the utility model, and are not intended to limit the scope of the utility model. Various modifications and improvements of the technical solutions of the utility model made without departing from the design spirit of the utility model shall fall within the protection scope defined by the claims of the utility model.

Claims

1. A preheating device for a pipe seamer of a composite pipe, comprising a frame, characterized in that: The rack is vertically lifted and installed with a heating installation plate, the heating installation plate is driven by a vertical lifting power device, a heating nozzle is fixedly installed on the heating installation plate, the heating nozzle is communicated with a hot air supply device, a plurality of air jet holes are arranged on the heating nozzle, and a flow guide diffusion disc for guiding the hot air jetted out of the air jet holes to the periphery is further fixed on the heating nozzle.

2. A preheating device for a pipe sealer as claimed in claim 1, characterized in that: Two vertical guide rods are arranged on the rack in a vertical manner, two ends of the heating installation plate are vertically and slidingly installed on the vertical guide rods, the vertical lifting power device comprises two lifting cylinders, the lifting cylinders are fixed on the rack and located on both sides of the heating installation plate, and the piston rods of the lifting cylinders are fixedly connected with the two ends of the heating installation plate.

3. A preheating device for a pipe sealer as claimed in claim 2, characterized in that: The flow guide diffusion disc comprises a diffusion disc body, the diffusion disc body is provided with a center installation hole, the heating nozzle penetrates through the center installation hole, an end surface of the diffusion disc body is provided with a diffusion groove, the heating nozzle is located in the diffusion groove, and the air jet holes are arranged around the heating nozzle and face the side wall of the diffusion groove.

4. A preheating device for a pipe sealer as claimed in claim 3, characterized in that: The side wall of the diffusion groove and the groove bottom are smoothly connected through a circular arc transition angle.

5. A preheating device for a pipe sealer as claimed in claim 4, characterized in that: A plurality of radial heating air holes are further arranged on the diffusion disc body, the radial heating air holes are communicated with the center installation hole in a radial manner from the outer contour of the diffusion disc body, and the heating nozzle is provided with a radial air outlet hole corresponding to the radial heating air hole.

6. A preheating device for a pipe sealer as claimed in claim 5, characterized in that: A connecting disc is fixed on the heating nozzle, a through installation hole is arranged on the heating installation plate, the end portion of the heating nozzle penetrates through the through installation hole, and the connecting disc and the heating installation plate are fixedly connected through a fixing bolt.

7. A preheating device for a pipe sealer as claimed in claim 6, characterized in that: An arc-shaped strip hole is arranged on the connecting disc, and the fixing bolt is constrained in the arc-shaped strip hole.

8. A preheating device for a pipe sealer as claimed in claim 7, characterized in that: The hot air supply device comprises an air blower fixed on the rack, an air outlet of the air blower is communicated with a heating device, and an air outlet of the heating device is communicated with the heating nozzle through a hose.

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