CN219055281U

CN219055281U - Heater for plastic corrugated pipe extrusion die

Info

Publication number: CN219055281U
Application number: CN202223589354.3U
Authority: CN
Inventors: 何海潮; 王平
Original assignee: Changzhou Jinwei Guosheng Pipeline Equipment Co ltd
Current assignee: Changzhou Jinwei Guosheng Pipeline Equipment Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-05-23
Anticipated expiration: 2032-12-31

Abstract

The utility model belongs to the technical field of heaters in extrusion dies, and particularly relates to a heater for a plastic corrugated pipe extrusion die, which comprises an extrusion die and a filtering mechanism, wherein a die box is fixedly connected to the outer side of the extrusion die, an electric heating wire I is arranged on the outer side of the die box, a corrugated rod is arranged in the extrusion die, an electric heating wire II is arranged on the outer side of the corrugated rod, a cold water pipe is arranged in the corrugated rod, one end of the cold water pipe is provided with the filtering mechanism, an injection seat is contacted with the outer side of the extrusion die, and an extrusion outlet is arranged at one end of the die box. According to the corrugated pipe production device, the first electric heating wire, the second electric heating wire and the like are additionally arranged on the outer side of the mold box, the outer side of the mold box can be heated through the first electric heating wire in the corrugated pipe production process, the inner part of the mold box is heated through the second electric heating wire, and therefore a finished product electric heater can be replaced through the electric heating wire, and the temperature inside the mold box can be effectively guaranteed.

Description

Heater for plastic corrugated pipe extrusion die

Technical Field

The utility model relates to the technical field of heaters in extrusion dies, in particular to a heater for a plastic corrugated pipe extrusion die.

Background

In the process of producing the plastic corrugated pipe, in order to avoid the fact that the solution material is precooled and condensed due to low internal temperature of the mold, the inside of the mold needs to be heated, and temperature adjustment is needed through a cold water pipe in the heating process, but a finished product heater cannot be additionally arranged on the existing small-specification mold, the size is generally between phi 30 and phi 40, the space cannot be met, and in the process of adjusting the temperature of the center, the cold water pipe is easy to be blocked after sundries enter the inside of the cold water pipe, so that normal temperature adjustment cannot be performed. Therefore, improvements are needed.

Disclosure of Invention

The utility model aims to provide a heater for a plastic corrugated pipe extrusion die, which solves the problem that a normal finished heater cannot be additionally arranged on the die and a cold water pipe is easy to block.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plastics bellows heater for extrusion tooling, includes extrusion tooling, filtering mechanism, extrusion tooling's outside fixedly connected with mould case, the outside of mould case is provided with heating wire one, extrusion tooling's inside is provided with the ripple pole, the outside of ripple pole is provided with heating wire two, the inside of ripple pole is provided with the cold water pipe, the one end of cold water pipe is provided with filtering mechanism, extrusion tooling's outside contact has the injection seat, the one end of mould case is provided with the extrusion mouth, the extrusion mouth with the cold water pipe contact.

Preferably, the inside sliding connection of injection seat has the screw, the screw with extrusion die passes through threaded connection, and the screw can be spacing to the injection seat.

Preferably, the second heating wire is in contact with both the extrusion die and the die box, the corrugated rod is in contact with the die box, and the second heating wire can be heated in the die box.

Preferably, the filter mechanism comprises a filter box, a box cover, a filter screen cover, active carbon and a water pipe, wherein one end of the cold water pipe is fixedly connected with the filter box, the filter screen cover is movably connected with the inside of the filter box, and the filter screen cover can filter water flow to avoid sundries entering the inside of the cold water pipe.

Preferably, the filter screen cover is internally filled with activated carbon, one end of the filter tank is fixedly connected with a water delivery pipe, and the water delivery pipe can supply water for the filter tank and the cold water pipe.

Preferably, the outside of rose box is through threaded connection has the case lid, the case lid with filter screen cover fixed connection, the case lid can seal the rose box.

The beneficial effects of the utility model are as follows:

1. according to the corrugated pipe production device, the first electric heating wire, the second electric heating wire and the like are additionally arranged on the outer side of the mold box, the outer side of the mold box can be heated through the first electric heating wire in the corrugated pipe production process, the inner part of the mold box is heated through the second electric heating wire, and therefore a finished product electric heater can be replaced through the electric heating wire, and the temperature inside the mold box can be effectively guaranteed.

2. According to the utility model, the filter box, the filter screen frame, the activated carbon and other structures are additionally arranged at one end of the cold water pipe, and water flow in the water pipe can be filtered through the filter screen frame and the activated carbon before entering the cold water pipe, so that sundries can be prevented from entering the cold water pipe, and the blockage of the cold water pipe can be effectively avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the corrugated rod of FIG. 1 in accordance with the present utility model;

fig. 3 is an enlarged partial cross-sectional view of the cold water pipe of fig. 1 according to the present utility model.

In the figure: 1. an extrusion die; 2. a mold box; 3. an electric heating wire I; 4. a corrugated rod; 5. an extrusion port; 6. a second heating wire; 7. a cold water pipe; 8. a filtering mechanism; 9. injecting a seat; 10. a screw; 81. a filter box; 82. a case cover; 83. a screen cover; 84. activated carbon; 85. a water pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, the heater for the plastic corrugated pipe extrusion die comprises an extrusion die 1 and a filtering mechanism 8, wherein a die box 2 is fixedly connected to the outer side of the extrusion die 1, an electric heating wire I3 is arranged on the outer side of the die box 2, a corrugated rod 4 is arranged in the extrusion die 1, an electric heating wire II 6 is arranged on the outer side of the corrugated rod 4, a screw 10 is slidably connected to the inner side of an injection seat 9, the screw 10 is in threaded connection with the extrusion die 1, and the screw 10 can limit the injection seat 9.

Referring to fig. 1 and 2, a cold water pipe 7 is disposed in the corrugated rod 4, a filtering mechanism 8 is disposed at one end of the cold water pipe 7, an injection seat 9 is contacted with the outer side of the extrusion die 1, an extrusion opening 5 is disposed at one end of the die box 2, the extrusion opening 5 is contacted with the cold water pipe 7, a second heating wire 6 is contacted with the extrusion die 1 and the die box 2, the corrugated rod 4 is contacted with the die box 2, and the second heating wire 6 can be heated in the die box 2.

Referring to fig. 1 and 3, the filtering mechanism 8 includes a filtering box 81, a box cover 82, a filtering screen cover 83, activated carbon 84 and a water pipe 85, wherein one end of the cold water pipe 7 is fixedly connected with the filtering box 81, the filtering screen cover 83 is movably connected with the inside of the filtering box 81, the filtering screen cover 83 can filter water flow, sundries are prevented from entering the inside of the cold water pipe 7, the activated carbon 84 is filled in the filtering screen cover 83, one end of the filtering box 81 is fixedly connected with the water pipe 85, the water pipe 85 can supply water to the filtering box 81 and the cold water pipe 7, the box cover 82 is connected with the outer side of the filtering box 81 through threads, the box cover 82 is fixedly connected with the filtering screen cover 83, and the box cover 82 can seal the filtering box 81.

The specific implementation process of the utility model is as follows: when producing the bellows, start heating wire one 3 and heating wire two 6, heating wire one 3 heats mould case 2 in the outside of mould case 2, heating wire two 6 can heat mould case 2 in the inside of mould case 2, thereby can effectually guarantee the inside temperature of mould case 2, when the inside temperature of mould case 2 is higher, water supply is carried out to the inside of raceway 85 through the water pump, rivers enter into the inside of rose box 81 through raceway 85, rivers enter into the inside of cold water pipe 7 after the inside of rose box 81 filters screen panel 83 and active carbon 84, rivers reduce the inside temperature of mould case 2 when flowing through cold water pipe 7.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The heater for the plastic corrugated pipe extrusion die comprises an extrusion die (1) and a filtering mechanism (8), and is characterized in that: the outside fixedly connected with mould case (2) of extrusion tooling (1), the outside of mould case (2) is provided with heating wire one (3), the inside of extrusion tooling (1) is provided with ripple pole (4), the outside of ripple pole (4) is provided with heating wire two (6), the inside of ripple pole (4) is provided with cold water pipe (7), the one end of cold water pipe (7) is provided with filtering mechanism (8), the outside contact of extrusion tooling (1) has injection seat (9), the one end of mould case (2) is provided with extrusion mouth (5), extrusion mouth (5) with cold water pipe (7) contact.

2. The heater for plastic bellows extrusion die according to claim 1, wherein: the inside sliding connection of injection seat (9) has screw (10), screw (10) with extrusion die (1) is through threaded connection.

3. The heater for plastic bellows extrusion die according to claim 1, wherein: the heating wire II (6) is in contact with the extrusion die (1) and the die box (2), and the corrugated rod (4) is in contact with the die box (2).

4. The heater for plastic bellows extrusion die according to claim 1, wherein: the filter mechanism (8) comprises a filter box (81), a box cover (82), a filter screen cover (83), activated carbon (84) and a water conveying pipe (85), wherein one end of the cold water pipe (7) is fixedly connected with the filter box (81), and the filter screen cover (83) is movably connected inside the filter box (81).

5. The heater for plastic bellows extrusion die according to claim 4, wherein: the inside of filter screen cover (83) is filled with active carbon (84), the one end fixedly connected with raceway (85) of rose box (81).

6. The heater for plastic bellows extrusion die according to claim 4, wherein: the outside of rose box (81) is through threaded connection there being case lid (82), case lid (82) with filter screen cover (83) fixed connection.