CN217944315U

CN217944315U - Film bubble quick cooling cover for film blowing machine with high radiation heat dissipation efficiency

Info

Publication number: CN217944315U
Application number: CN202222238026.2U
Authority: CN
Inventors: 魏深武; 胡宜军; 王刚
Original assignee: Nanjing Youcheng Plastic Industry Co ltd
Current assignee: Nanjing Youcheng Plastic Industry Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-12-02
Anticipated expiration: 2032-08-25

Abstract

The utility model discloses a film bubble quick cooling cover for a film blowing machine with high radiation heat dissipation efficiency, which comprises a film blowing head, wherein a fixed plate for supporting a heat dissipation structure is fixedly arranged at the outer side of the top of the film blowing head, a heat dissipation shell is fixedly arranged at the top of the fixed plate, heat absorption sheets for radiation heat exchange are connected to the inner wall of the heat dissipation shell at equal intervals, and cooling pipes are arranged inside the heat absorption sheets in a penetrating manner; and one side of the cooling pipe is fixedly connected with a water inlet pipe. This quick cold cover of film blowing machine membrane bubble that radiation heat dissipation efficiency is high, through the heat-absorbing fin, the setting of cooling tube and heat transfer copper pipe isotructure, conveniently carry out the thermal radiating absorption of membrane bubble through the heat-absorbing fin, use through the cooperation of cooling tube and heat transfer copper pipe isotructure simultaneously, the convenient circulation is cooled down the heat-absorbing fin and is handled, thereby the temperature that conveniently keeps the heat-absorbing fin is less than the membrane bubble temperature, and then the convenient processing that dispels the heat that lasts the membrane bubble, and reduce the direct membrane condition that blows of cold wind, and then avoid the deformation of membrane bubble, improve the radiating efficiency of quick cold cover simultaneously.

Description

Film bubble quick cooling cover for film blowing machine with high radiation heat dissipation efficiency

Technical Field

The utility model relates to a inflation film manufacturing machine technical field specifically is a quick cold cover of film bubble for inflation film manufacturing machine that radiation heat dissipation efficiency is high.

Background

When the film blowing machine is used, plastic particles are heated and melted to be discharged from a die head die orifice, the plastic particles are cooled by an air ring and blown to pass through a herringbone plate and a traction roller, then a finished film is coiled into a cylinder, and air cooling is usually used for cooling and shaping the film bubble when the film bubble is cooled.

Adopt air convection's forced air cooling mode, wind speed is used in inconvenient control, influences the forming state of membrane bubble when the wind speed is big, the membrane bubble deformation condition probably appears, and the radiating effect is poor to appear easily when the wind speed, influences the forming effect of membrane bubble equally, consequently need propose through radiation heat dissipation not influence the membrane bubble shape, and the higher quick cold cover of membrane bubble for inflation film manufacturing machine of radiation heat dissipation efficiency of radiating efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick cold cover of blown film machine membrane bubble that radiation heat dissipation efficiency is high to the problem that the membrane bubble warp appears easily in the forced air cooling heat dissipation who proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a film bubble quick cooling cover for a film blowing machine with high radiation heat dissipation efficiency comprises a film blowing head, wherein a fixing plate for supporting a heat dissipation structure is fixedly installed on the outer side of the top of the film blowing head, a heat dissipation shell is fixedly installed on the top of the fixing plate, heat absorption sheets for radiation heat exchange are connected to the inner wall of the heat dissipation shell at equal intervals, and cooling pipes penetrate through the interior of the heat absorption sheets;

one side fixedly connected with inlet tube of cooling tube, and the bottom of inlet tube is provided with the outlet pipe, the one end fixedly connected with of inlet tube is used for carrying out the heat transfer copper pipe of heat transfer with cooling water, and the bottom fixed mounting of heat transfer copper pipe has and is used for carrying out the water pump that circulates.

Preferably, the cooling pipes are symmetrically arranged inside the heat absorbing sheet, a communicating pipe is fixedly connected between the cooling pipes, and the inner walls of one sides of the two cooling pipes are respectively and fixedly connected with one end of the water inlet pipe and one end of the water outlet pipe.

Preferably, one end of the heat exchange copper pipe is fixedly connected with the water inlet pipe, the other end of the heat exchange copper pipe is connected with the water outlet end of the water pump, and the water inlet end of the water pump is fixedly connected with one end of the water outlet pipe through a hose.

Preferably, one side of the heat exchange copper pipe is provided with a fan, an air box is installed on the outer side of the fan, the air box is arranged on one side of the heat dissipation shell, a heat dissipation cylinder is fixedly connected to the inner wall of one side of the air box, and a plurality of air inlets are formed in one side of the air box.

Preferably, radiating fins are installed on the outer wall of the radiating cylinder at equal intervals, an installation plate is fixedly connected to the outer wall of one side of the radiating cylinder, the radiating cylinder is fixedly connected with the bottom of the air box through the installation plate, and a connecting pipe is fixedly connected to the inner wall of one end of the radiating cylinder.

Preferably, one end of the connecting pipe is fixedly connected with an annular wind box, a wind blowing head is fixedly mounted at the top of the annular wind box, the wind blowing head consists of a short fixing pipe and a wind barrel, and the wind blowing head is communicated and connected with the connecting pipe through the annular wind box.

Preferably, the annular wind box is of an annular hollow plate structure, the fixed short pipe of the blowing head is fixedly connected with the inner wall of the top of the annular wind box, the wind cylinders of the blowing head are equidistantly mounted on the inner wall of the bottom of the fixed plate, and the blowing head is correspondingly arranged at the bottom of the heat absorbing sheet.

Compared with the prior art, the beneficial effects of the utility model are that: the film bubble quick cooling cover for the film blowing machine with high radiation heat dissipation efficiency;

1. through the arrangement of the structures such as the heat absorbing sheet, the cooling pipe, the heat exchange copper pipe and the like, the heat absorbing sheet can absorb heat radiation of the film bubble conveniently, and meanwhile, through the matching use of the structures such as the cooling pipe, the heat exchange copper pipe and the like, the heat absorbing sheet can be cooled circularly conveniently, so that the temperature of the heat absorbing sheet is kept lower than the temperature of the film bubble conveniently, the film bubble can be conveniently and continuously subjected to heat dissipation treatment, the condition that cold air directly blows the film is reduced, the deformation of the film bubble is avoided, and meanwhile, the heat dissipation efficiency of the quick cooling cover is improved;

2. through the setting of fan, a heat dissipation section of thick bamboo and radiating fin isotructure, conveniently when carrying out the heat transfer to the heat transfer copper pipe, the hot-blast heat exchange through a heat dissipation section of thick bamboo and radiating fin that will blow off to it carries out the heat dissipation to the heat absorption piece to enter annular wind box and blow off through blowing the wind head, partial breeze carries out direct heat dissipation cooling to the membrane bubble simultaneously, and then improves the wind energy utilization efficiency of fast cold cover, increases the environment-friendly that the fast cold cover used.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a rear schematic view of the present invention;

fig. 3 is a schematic structural view of the heat absorbing sheet of the present invention;

FIG. 4 is a schematic view of the connection structure of the cooling pipe and the water inlet pipe of the present invention;

fig. 5 is a schematic view of the connection structure of the annular wind box and the connection pipe of the present invention.

In the figure: 1. blowing a film head; 2. a fixing plate; 3. a heat dissipation housing; 4. a heat absorbing sheet; 5. a cooling tube; 6. a water inlet pipe; 7. a water outlet pipe; 8. a heat exchange copper pipe; 9. a water pump; 10. a fan; 11. a bellows; 12. a heat dissipating cylinder; 13. a heat dissipating fin; 14. a connecting pipe; 15. an annular wind box; 16. a blowing head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a film bubble quick cooling cover for a film blowing machine with high radiation heat dissipation efficiency comprises a film blowing head 1, a fixing plate 2, a heat dissipation shell 3, a heat absorption fin 4, a cooling pipe 5, a water inlet pipe 6, a water outlet pipe 7, a heat exchange copper pipe 8, a water pump 9, a fan 10, an air box 11, a heat dissipation cylinder 12, a heat dissipation fin 13, a connecting pipe 14, an annular air box 15 and a blowing head 16;

a fixing plate 2 for supporting a heat dissipation structure is fixedly mounted on the outer side of the top of the film blowing head 1, a heat dissipation shell 3 is fixedly mounted on the top of the fixing plate 2, the fixing plate 2 is convenient for supporting and fixing the heat dissipation structure, the heat dissipation shell 3 is convenient for blocking external air flow to avoid film bubbles from being influenced by the external air flow, and meanwhile, the heat absorption sheet 4 is convenient to fix and dissipate heat, and the heat dissipation shell 3 and the heat absorption sheet 4 are made of metal materials with good heat conduction effects;

the inner wall of the heat dissipation shell 3 is equidistantly connected with heat absorption sheets 4 for radiation heat exchange, cooling pipes 5 penetrate through the heat absorption sheets 4, the heat absorption sheets 4 can be cooled continuously conveniently due to the arrangement of the cooling pipes 5, the cooling pipes 5 are symmetrically arranged inside the heat absorption sheets 4, communicating pipes are fixedly connected between the cooling pipes 5, the cooling pipes 5 can be communicated conveniently, cooling water circulation is facilitated, and the inner walls of one sides of the two cooling pipes 5 are fixedly connected with one end of a water inlet pipe 6 and one end of a water outlet pipe 7 respectively;

one side of the cooling pipe 5 is fixedly connected with a water inlet pipe 6, the bottom of the water inlet pipe 6 is provided with a water outlet pipe 7, one end of the water inlet pipe 6 is fixedly connected with a heat exchange copper pipe 8 for exchanging heat with cooling water, the heat exchange copper pipe 8 is convenient to carry out rapid heat exchange with the outside due to the copper pipe material, and then the inside used heated water is convenient to carry out heat exchange cooling treatment again, so that the water is convenient to recycle;

the bottom end of the heat exchange copper pipe 8 is fixedly provided with a water pump 9 for circulating water, the water pump 9 is arranged to facilitate the water to be recycled in the heat exchange copper pipe 8, one end of the heat exchange copper pipe 8 is fixedly connected with the water inlet pipe 6, the other end of the heat exchange copper pipe 8 is connected with the water outlet end of the water pump 9, the water inlet end of the water pump 9 is fixedly connected with one end of the water outlet pipe 7 through a hose, one side of the heat exchange copper pipe 8 is provided with a fan 10, the arrangement of the fan 10 facilitates the improvement of the heat exchange efficiency of the heat exchange copper pipe 8, and further facilitates the rapid cooling of the water in the heat exchange copper pipe 8;

an air box 11 is installed on the outer side of the fan 10, the air box 11 is arranged on one side of the heat dissipation shell 3, a heat dissipation cylinder 12 is fixedly connected to the inner wall of one side of the air box 11, a plurality of air inlets are formed in one side of the air box 11, external air can conveniently enter the air box 11 due to the arrangement of the air inlets, and air flow circulation is facilitated;

the heat dissipation fins 13 are arranged on the outer wall of the heat dissipation cylinder 12 at equal intervals, the heat dissipation cylinder 12 can be conveniently subjected to heat dissipation treatment through the arrangement of the heat dissipation fins 13, and then hot gas in the heat dissipation cylinder 12 can be conveniently cooled, an installation plate is fixedly connected to the outer wall of one side of the heat dissipation cylinder 12, the heat dissipation cylinder 12 is fixedly connected with the bottom of the air box 11 through the installation plate, a connecting pipe 14 is fixedly connected to the inner wall of one end of the heat dissipation cylinder 12, and the arrangement of the connecting pipe 14 facilitates air flow in the air box 11 to enter the annular air box 15, so that the heat absorption fins 4 can be conveniently blown for cooling;

one end of the connecting pipe 14 is fixedly connected with an annular wind box 15, a blowing head 16 is fixedly mounted at the top of the annular wind box 15, the blowing head 16 consists of a short fixing pipe and a wind barrel, the blowing head 16 is convenient to blow out air flow in the annular wind box 15, so that the heat absorption sheet 4 is convenient to dissipate and cool, and condensation generated by contact between the heat absorption sheet 4 and the cooling pipe 5 is convenient to reduce while heat is dissipated, so that water drops are reduced;

blow head 16 and communicate with each other through annular wind box 15 and connecting pipe 14 and be connected, annular wind box 15 is the hollow plate structure of annular, and the fixed nozzle stub of head 16 of blowing and the top inner wall fixed connection of annular wind box 15, the bottom inner wall at fixed plate 2 is installed to the dryer equidistance of head 16 of blowing, and head 16 of blowing corresponds the setting in the bottom of heat absorbing sheet 4, and then conveniently blow in the air between the heat absorbing sheet 4, the convenient heat dissipation cooling of carrying out the membrane bubble after softening with wind simultaneously, avoid the deformation of membrane bubble.

The working principle is as follows: when the film bubble quick cooling cover for the film blowing machine with high radiation heat dissipation efficiency is used, when the top of the film blowing head 1 is extruded to blow out a film bubble, the heat absorption sheet 4 absorbs the radiation heat energy of the film bubble, meanwhile, the water pump 9 enables cold water to enter the cooling pipe 5 through the water inlet pipe 6, then the water passes through the cooling pipe 5, and the heat absorption sheet 4 is subjected to continuous cooling treatment, so that the heat absorption sheet 4 continuously cools the film bubble in a heat dissipation manner;

meanwhile, water for heat exchange in the heat absorbing fins 4 circularly enters the heat exchange copper pipe 8 through the water outlet pipe 7, and exchanges heat with the heat exchange copper pipe 8 through the use of the fan 10, so that the water is cooled again, and then enters the cooling pipe 5 through the water inlet pipe 6 to circularly exchange heat with the heat absorbing fins 4;

simultaneously the wind that fan 10 blew out gets into inside the heat dissipation section of thick bamboo 12, then increase the heat radiating area of heat dissipation section of thick bamboo 12 through radiating fin 13, and then carry out rapid cooling heat dissipation with the inside wind of passing through of heat dissipation section of thick bamboo 12, make cold wind pass through annular wind box 15 and get into the head 16 of blowing, then the head 16 of blowing blows into the gap between the heat absorbing sheet 4 with wind, and then to heat absorbing sheet 4 cooling, the wind in small broken bits carries out gentle heat dissipation cooling with the membrane bubble simultaneously, and avoid the deformation of membrane bubble when guaranteeing the radiating effect.

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

Claims

1. The utility model provides a quick cold cover of blown film machine membrane bubble that radiation heat dissipation efficiency is high, is including blowing membrane head (1), its characterized in that: a fixing plate (2) for supporting a heat dissipation structure is fixedly arranged on the outer side of the top of the film blowing head (1), a heat dissipation shell (3) is fixedly arranged on the top of the fixing plate (2), heat absorption sheets (4) for radiation heat exchange are connected to the inner wall of the heat dissipation shell (3) at equal intervals, and cooling pipes (5) penetrate through the heat absorption sheets (4);

one side fixedly connected with inlet tube (6) of cooling tube (5), and the bottom of inlet tube (6) is provided with outlet pipe (7), the one end fixedly connected with of inlet tube (6) is used for carrying out heat transfer copper pipe (8) of heat transfer with cooling water, and the bottom fixed mounting of heat transfer copper pipe (8) has and is used for carrying out circulating water pump (9).

2. The film bubble quick cooling hood for the film blowing machine with high radiation heat dissipation efficiency according to claim 1, characterized in that the cooling pipes (5) are symmetrically installed inside the heat absorbing sheet (4), a communicating pipe is fixedly connected between the cooling pipes (5), and the inner walls of one side of the two cooling pipes (5) are respectively and fixedly connected with one end of the water inlet pipe (6) and one end of the water outlet pipe (7).

3. The film bubble quick cooling cover for the film blowing machine with high radiation and heat dissipation efficiency as recited in claim 1, wherein one end of the heat exchange copper pipe (8) is fixedly connected with the water inlet pipe (6), the other end of the heat exchange copper pipe (8) is connected with the water outlet end of the water pump (9), and the water inlet end of the water pump (9) is fixedly connected with one end of the water outlet pipe (7) through a hose.

4. The film bubble quick cooling cover for the film blowing machine with high radiation heat dissipation efficiency according to claim 1, characterized in that a fan (10) is arranged on one side of the heat exchange copper pipe (8), an air box (11) is installed on the outer side of the fan (10), the air box (11) is arranged on one side of the heat dissipation shell (3), a heat dissipation cylinder (12) is fixedly connected to the inner wall of one side of the air box (11), and a plurality of air inlets are formed in one side of the air box (11).

5. The film bubble quick cooling hood for the film blowing machine with high radiation heat dissipation efficiency according to claim 4, characterized in that the outer wall of the heat dissipation cylinder (12) is provided with heat dissipation fins (13) at equal intervals, the outer wall of one side of the heat dissipation cylinder (12) is fixedly connected with a mounting plate, the heat dissipation cylinder (12) is fixedly connected with the bottom of the air box (11) through the mounting plate, and the inner wall of one end of the heat dissipation cylinder (12) is fixedly connected with a connecting pipe (14).

6. The film bubble quick cooling hood for the film blowing machine with high radiation heat dissipation efficiency according to claim 5, characterized in that one end of the connecting pipe (14) is fixedly connected with an annular wind box (15), the top of the annular wind box (15) is fixedly provided with a wind blowing head (16), the wind blowing head (16) consists of a fixed short pipe and a wind barrel, and the wind blowing head (16) is communicated and connected with the connecting pipe (14) through the annular wind box (15).

7. The film bubble quick cooling hood for the film blowing machine with high radiation heat dissipation efficiency according to claim 6, wherein the annular air box (15) is of an annular hollow plate structure, a fixed short pipe of the blowing head (16) is fixedly connected with the top inner wall of the annular air box (15), air cylinders of the blowing head (16) are equidistantly installed on the bottom inner wall of the fixed plate (2), and the blowing head (16) is correspondingly arranged at the bottom of the heat absorbing sheet (4).