CN221747862U - Five-hole corrugated pipe and production device - Google Patents

Abstract

The utility model discloses a five-hole corrugated pipe and a production device, wherein the production device is used for producing the five-hole corrugated pipe, and the five-hole corrugated pipe comprises: five-hole pipe and bellows, five-hole pipe are located in the bellows. Because the five-hole pipe is positioned in the corrugated pipe, the corrugated pipe has higher strength and can bear higher pressure, so that the five-hole pipe is well protected, the five-hole pipe has stable structure, and the service life of the five-hole pipe is prolonged.

Description

Five-hole corrugated pipe and production device

Technical Field

The utility model belongs to the technical field of corrugated pipes, and in particular relates to a five-hole corrugated pipe and a production device.

Background Art

The five-hole corrugated pipe is a wire threading pipe with a smooth inner wall, which can be used directly to thread electrical cables, optical cables, etc., saving labor time. It has a reasonable structure, high use value, long life and good rigidity. It is mainly used for laying sheath pipes for power grids and communication cables.

When producing a traditional five-hole pipe, a five-hole pipe mold is needed, and then the melted liquid plastic is squeezed into the five-hole pipe mold through an extruder, and the five-hole pipe is formed after the mold is formed. As shown in Figure 1, the five-hole pipe 1 includes five straight pipes evenly distributed in the circumference, and two adjacent straight pipes are adhered together, but due to the small contact area of mutual adhesion, the structure is unstable and it is easy to fall apart when buried.

Utility Model Content

In view of the above shortcomings, the first technical problem to be solved by the utility model is: to provide a five-hole corrugated pipe with a five-hole pipe located inside the corrugated pipe, effectively protecting the five-hole pipe, and the five-hole pipe has a stable structure and is not easy to fall apart. Based on the same inventive concept, the first technical problem to be solved by the utility model is: to provide a production device for producing the above five-hole corrugated pipe.

In order to solve the above-mentioned first technical problem, the technical solution of the utility model is:

A five-hole corrugated pipe comprises: a five-hole pipe and a corrugated pipe, wherein the five-hole pipe is located inside the corrugated pipe.

Preferably, the five-hole tube is fixedly connected to the corrugated tube.

Preferably, the inner diameter of the bellows is larger than the maximum radial dimension of the five-hole tube.

In order to solve the above second technical problem, the technical solution of the utility model is:

A five-hole corrugated pipe production device, used for producing the above-mentioned five-hole corrugated pipe, comprising: a five-hole pipe extruder and a five-hole pipe mold, wherein the discharge port of the five-hole pipe extruder is connected to the feed port of the five-hole pipe mold, and further comprising a corrugated pipe extruder, a corrugated pipe mold and a molding machine, wherein the discharge port of the corrugated pipe extruder is connected to the feed port of the corrugated pipe mold;

The five-hole tube extruder is used to provide five-hole tube molding material to the five-hole tube mold, and the five-hole tube mold is used to mold the five-hole tube molding raw material into the five-hole tube. The corrugated tube extruder is used to provide corrugated tube molding material to the corrugated tube mold, and the corrugated tube mold is used to mold the corrugated tube molding material into a circular blank. The circular blank is attached to the five-hole tube, and the molding machine molds the circular blank into the corrugated tube.

Preferably, the corrugated pipe mold includes a feed block, a spiral body and a die sleeved on the outside of the spiral body, the spiral body is provided with a spiral groove, the spiral groove and the die form a spiral material channel, and the spiral material channel gradually decreases along the flow direction of the corrugated pipe molding material. The feed block is provided with a feed port connected to the spiral material channel, and a discharge port is provided between the spiral body and the die, and the discharge port is connected to the spiral material channel.

Preferably, the feed connection block is fixedly connected with a first flange, and the feed connection block is fixedly connected to the die through the first flange.

Preferably, the first flange is threadedly connected to the feed connection block.

Preferably, the feed connection block is fixed with a second flange, and the feed connection block is fixedly connected to the corrugated tube extruder via the second flange.

Preferably, the second flange is threadedly connected to the feed connection block.

After adopting the above technical solution, the beneficial effects of the utility model are:

In the present application, since the five-hole pipe is located inside the corrugated pipe, the corrugated pipe has high strength and can withstand high pressure, so that the five-hole pipe is well protected, the structure of the five-hole pipe is stable, and the service life of the five-hole pipe is extended.

The five-hole corrugated pipe production device of the present application solves the production problem of five-hole corrugated pipes, and has a simple structure, low cost and high production efficiency.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the structure of a five-hole pipe in the prior art;

FIG2 is a schematic diagram of the front view of a five-hole bellows embodiment of the utility model;

Fig. 3 is a schematic cross-sectional view of the structure along the line A-A in Fig. 2;

FIG4 is a schematic structural diagram of an embodiment of a five-hole corrugated pipe production device of the utility model;

FIG5 is a schematic cross-sectional view of the bellows mold in FIG4 ;

In the figure: 1. five-hole pipe; 2. corrugated pipe; 3. five-hole pipe extruder; 4. five-hole pipe mold; 5. corrugated pipe extruder; 6. corrugated pipe mold; 61. feed block; 62. spiral; 63. die; 64. spiral channel; 65. feed port; 66. discharge port; 67. first flange; 68. second flange; 7. molding machine; 71. molding module; 8. round blank.

DETAILED DESCRIPTION

In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

Embodiment 1

As shown in Figures 2 and 3, a five-hole corrugated pipe includes: a five-hole pipe 1 and a bellows 2. The five-hole pipe 1 is located in the bellows 2. The bellows 2 has high strength and can withstand high pressure, so that the five-hole pipe 1 is well protected. The five-hole pipe 1 has a stable structure and extends the service life of the five-hole pipe 1.

The five-hole tube 1 is fixedly connected to the corrugated tube 2 , or the inner diameter of the corrugated tube 2 is slightly larger than the maximum radial dimension of the five-hole tube 1 , and the corrugated tube 2 is not connected to the five-hole tube 1 .

Embodiment 2

As shown in Figure 4, a five-hole corrugated pipe production device is used to produce the five-hole corrugated pipe involved in Example 1, including: a five-hole pipe extruder 3, a five-hole pipe mold 4, a corrugated pipe extruder 5, a corrugated pipe mold 6 and a molding machine 7, the discharge port of the five-hole pipe extruder 3 is connected to the feed port of the five-hole pipe mold 4, and the discharge port of the corrugated pipe extruder 5 is connected to the feed port of the corrugated pipe mold 6.

During the production process of the five-hole corrugated tube, the granular material used to produce the five-hole tube 1 is heated, melted, and plasticized by the five-hole tube extruder 3, and then enters the five-hole tube mold 4, where it is formed and extruded to obtain the five-hole tube 1; at the same time, the granular material used to produce the corrugated tube 2 is heated, melted, and plasticized by the corrugated tube extruder 5, and then enters the corrugated tube mold 6, where it is formed and extruded to obtain a circular blank 8. At this time, the five-hole tube 1 passes through the circular blank 8, and the five-hole tube 1 drives the circular blank 8 into the molding machine 7. The circular blank 8 is formed by the vacuum suction of each molding module 71 of the molding machine 7 and is tightly attached to the inner cavity of the module. According to needs, during the molding process, by changing the size of the inner diameter of the molding module 71, the corrugated tube 2 can make the trough adhere to or separate from the five-hole tube 1 during molding.

As shown in FIG5 , the corrugated tube mold 6 comprises a feed block 61, a spiral body 62 and a die 63 sleeved on the outside of the spiral body 62. The spiral body 62 is provided with a spiral groove, and the spiral groove and the die 63 form a spiral material channel 64. The spiral material channel 64 gradually decreases along the flow direction of the corrugated tube molding material. The feed block 61 is provided with a feed port 65 communicating with the spiral material channel 64. A discharge port 66 is provided between the spiral body 62 and the die 63, and the discharge port 66 is communicated with the spiral material channel 64. After being processed by the corrugated tube extruder 5, the granular material enters the spiral material channel 64 through the feed port 65. In the process of the spiral material channel 64 flowing in circles, various raw materials are evenly mixed, and finally extruded from the discharge port 66 to form a circular blank 8.

In the illustrated embodiment, the feed block 61 is fixedly connected with a first flange 67, and the first flange 67 is fixedly connected to the die 63 by bolts. Preferably, the feed block 61 is threadedly connected to the first flange 67.

In the illustrated embodiment, the feed block 61 is fixed with a second flange 68, and the second flange 68 is fixedly connected to the corrugated tube extruder 5 by bolts. Preferably, the second flange 68 is threadedly connected to the feed block 61.

The above is an example of the best implementation of the utility model, and the parts not described in detail are common knowledge of ordinary technicians in this field. The protection scope of the utility model is based on the content of the claims, and any equivalent transformation based on the technical enlightenment of the utility model is also within the protection scope of the utility model.

Claims (6)

1. A five-hole corrugated pipe production device, used for producing a five-hole corrugated pipe, the five-hole corrugated pipe comprises a five-hole pipe and a corrugated pipe, the five-hole pipe is fixed in the corrugated pipe, the inner diameter of the corrugated pipe is larger than the maximum radial dimension of the five-hole pipe, characterized in that: The production device comprises: a five-hole pipe extruder and a five-hole pipe mold, wherein the discharge port of the five-hole pipe extruder is connected to the feed port of the five-hole pipe mold, and is characterized in that it also comprises a corrugated pipe extruder, a corrugated pipe mold and a molding machine, wherein the discharge port of the corrugated pipe extruder is connected to the feed port of the corrugated pipe mold; The five-hole tube extruder is used to provide five-hole tube molding material to the five-hole tube mold, and the five-hole tube mold is used to mold the five-hole tube molding raw material into the five-hole tube. The corrugated tube extruder is used to provide corrugated tube molding material to the corrugated tube mold, and the corrugated tube mold is used to mold the corrugated tube molding material into a circular blank. The circular blank is attached to the five-hole tube, and the molding machine molds the circular blank into the corrugated tube. 2. The five-hole corrugated pipe production device as described in claim 1 is characterized in that the corrugated pipe mold includes a feed block, a spiral body and a die sleeved on the outside of the spiral body, the spiral body is provided with a spiral groove, the spiral groove and the die form a spiral material channel, and the spiral material channel gradually decreases along the flow direction of the corrugated pipe forming material. The feed block is provided with a feed port connected to the spiral material channel, and a discharge port is provided between the spiral body and the die, and the discharge port is connected to the spiral material channel. 3. The five-hole corrugated pipe production device according to claim 2 is characterized in that the feed connection block is fixedly connected to a first flange, and the feed connection block is fixedly connected to the die through the first flange. 4. The five-hole corrugated pipe production device as described in claim 3 is characterized in that the first flange is threadedly connected to the feed block. 5. The five-hole corrugated pipe production device according to claim 4, characterized in that the feed connection block is fixed with a second flange, and the feed connection block is fixedly connected to the corrugated pipe extruder through the second flange. 6. The five-hole corrugated pipe production device as described in claim 5 is characterized in that the second flange is threadedly connected to the feed block.