CN213500826U

CN213500826U - Three-dimensional multi-tuyere air ring

Info

Publication number: CN213500826U
Application number: CN202021818304.6U
Authority: CN
Inventors: 杨涛; 陈亚龙; 范琪
Original assignee: Yixing Guanghui Package Co ltd
Current assignee: Yixing Guanghui Package Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-06-22
Anticipated expiration: 2030-08-26

Abstract

The utility model belongs to the blown film technology, concretely relates to a three-dimensional many wind gaps wind ring for in blown film shaping, wind ring includes first ring chamber and second ring chamber, the second ring chamber sets up at first ring chamber upper surface, just the blown film aircraft nose is kept away from to the second ring chamber, first ring chamber is provided with the mouth that allies oneself with the second ring chamber, be provided with the pipeline on the first ring chamber outer peripheral face, be connected with outside fan. The utility model provides a current not good problem of wind ring cooling effect, utilize the cooperation of first ring chamber and second ring chamber, realized long distance gradient cooling effect, reduced the rate of change of temperature, the effectual stability that promotes film plastic.

Description

Three-dimensional multi-tuyere air ring

Technical Field

The utility model belongs to blown film technology, concretely relates to a three-dimensional many wind gaps wind ring for blown film shaping.

Background

The wind ring is the essential device of blown film bubble cooling in the blown film shaping, and in the course of working, the air that the wind ring brought with the fan has carried out its woman as cooling medium to the blown film bubble district and has given, and when cooling air blown to the bubble through the wind ring, high temperature bubble and cold air contacted fast to carry out the heat exchange, the heat on the bubble scatters and disappears through air transfer fast, thereby makes the bubble obtain the cooling.

The adopted wind rings comprise air port wind rings, multi-air port wind rings and special required function wind rings. Various air rings have certain difference in structure, but the principle of cooling the film bubble is basically consistent, but the height of the film bubble cooled by the air rings is limited. Therefore, in the actual treatment process, the traditional air ring cannot play a role in plastic with high heating temperature, low cooling efficiency and large influence of air quantity in the forming process.

SUMMERY OF THE UTILITY MODEL

Problem to among the prior art, the utility model provides a three-dimensional many wind gaps wind ring has solved the not good problem of current wind ring cooling effect, utilizes the cooperation of first ring chamber and second ring chamber, has realized long distance gradient cooling effect, has reduced the rate of change of temperature, the effectual stability that promotes film plastic.

In order to realize the technical purpose, the technical proposal of the utility model is that:

a three-dimensional multi-air-port air ring is fixed on a film blowing machine head and comprises a first ring cavity and a second ring cavity, wherein the second ring cavity is arranged on the upper surface of the first ring cavity and is far away from the film blowing machine head;

a first buffer cavity and a second buffer cavity are arranged on the inner circumferential surface of the first annular cavity, the first buffer cavity is positioned between the second buffer cavity and the film blowing machine head, the second buffer cavity of the first buffer cavity is communicated with the first annular cavity 1-1 through a connecting port, an inclined first exhaust port is arranged on the inner side of the first buffer cavity, the first exhaust port exhausts air in the direction far away from the film blowing machine head, a pressure-relieving cavity is arranged on the inner side surface of the second buffer cavity, an opening is arranged at the bottom of the inner side surface of the pressure-relieving cavity, a second exhaust port is arranged on the upper surface of the pressure-relieving cavity, and the second exhaust port is communicated with the second buffer cavity;

the second ring cavity inner side is provided with a rotatable exhaust assembly, and the exhaust assembly faces the upper side of the inner side.

Further, the inclination angle of the first exhaust port is 30-45 °.

Further, the exhaust subassembly includes the exhaust buffer tube, the rotatable inboard of fixing at the second ring chamber of exhaust buffer tube, and partial exhaust buffer tube is located the second ring chamber, be provided with buffering gas vent and buffering air inlet on the exhaust buffer tube, the buffering air inlet is used for connecting second ring chamber and exhaust buffer tube, the buffering gas vent sets up on the region that the exhaust buffer tube is located the second ring chamber outside.

Further, the second ring chamber is connected with the communicating pipeline of fan, be provided with the slide on the mouth of UNICOM, just the slide is located the second ring chamber, the slide covers the mouth of UNICOM, and slide one end is provided with the push rod, the push rod stretches out the second ring chamber to be connected with the handle.

As can be seen from the above description, the present invention has the following advantages:

1. the utility model provides a current not good problem of wind ring cooling effect, utilize the cooperation of first ring chamber and second ring chamber, realized long distance gradient cooling effect, reduced the rate of change of temperature, the effectual stability that promotes film plastic.

2. The utility model discloses utilize the slide with second ring chamber and first ring chamber separation, form independent cold air transportation system, increased the cooling variety of wind ring, further promote the stability of quality of blown film plastics.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a sectional view of the wind ring in the embodiment of the present invention.

Detailed Description

With reference to fig. 1 and 2, a specific embodiment of the present invention is described in detail, but the present invention is not limited to the claims.

As shown in fig. 1 and 2, the air ring 1 is fixed on a film blowing machine head 2, the air ring 1 includes a first ring cavity 1-1 and a second ring cavity 1-2, the second ring cavity 1-2 is arranged on the upper surface of the first ring cavity 1-1, the second ring cavity 1-2 is far away from the film blowing machine head 2, the first ring cavity 1-1 and the second ring cavity 1-2 are provided with a communicating port 1-23, the outer peripheral surface of the first ring cavity 1-1 is provided with a pipeline connected with an external fan;

a first buffer cavity 1-11 and a second buffer cavity 1-12 are arranged on the inner peripheral surface of the first ring cavity 1-1, and the first buffer cavity 1-11 is positioned between the second buffer cavity 1-12 and the film blowing head 2, the first buffer cavity 1-11 and the second buffer cavity 1-12 are connected through a connecting port, communicated with the first ring cavity 1-1, the inner side of the first buffer cavity 1-11 is provided with an inclined first exhaust port 1-111, and the first exhaust port 1-111 exhausts air towards the direction far away from the film blowing machine head, the inner side surface of the second buffer cavity 1-12 is provided with a pressure-relieving cavity 1-13, an opening is formed in the bottom of the inner side face of the pressure relieving cavity 1-13, a second air outlet 1-121 is formed in the upper surface of the pressure relieving cavity, and the second air outlet 1-121 is communicated with a second buffer cavity 1-12;

the inner side of the second annular cavity 1-2 is provided with a rotatable exhaust component 1-21, and the exhaust component 1-21 faces upwards.

In the use process, the cold air is driven into the first annular cavity by the external fan, the cold air in the first annular cavity is directly dispersed into the second annular cavity, the cold air in the first annular cavity and the cold air in the second annular cavity are uniformly distributed and have consistent temperature, the inner side surface in the first annular cavity is connected with the first buffer cavity and the second buffer cavity, the first exhaust port inclined outwards from the inner side of the first buffer cavity can preliminarily cool the film blowing plastic to form preliminary cooling of the outer surface, meanwhile, the cold air can be prevented from transferring outwards along the film blowing plastic due to the orientation of the first exhaust port, vacuum adsorption on the surface of the film is avoided, the cold air is driven to the surface of the film by the second exhaust port to form secondary cooling, and the gas of the first exhaust port and the gas of the second exhaust port are mixed to achieve mixing of the surface gases, so that further cooling is realized; the gas in the second annular cavity is directly sprayed on the film obliquely upwards through the exhaust assembly, so that the temperature of the gas on the surface of the film is reduced, and the cooling and solidifying effects are achieved. The cold air of first gas vent avoids having liquid with the film to turn into solid-state, and the gas of second gas vent will be solid-state film further cooling already, promotes the film firmness, and last exhaust subassembly sprays the cold air along the moving direction of blown film plastics, can reach refrigerated effect, and the cooling lasts the decline, ensures the solid-state of film holding stability. The first exhaust port, the second exhaust port and the exhaust assembly form a gradient cooling system to form long-distance stable cooling. The exhaust assembly adopts a rotatable structure, the exhaust direction is adjusted according to the diameter of the blown film plastic, the gas on the surface is effectively changed, and the deformation of the blown film plastic is prevented.

Furthermore, the inclination angle of the first exhaust port is 30-45 degrees, the first exhaust port under the angle can form stable cooling airflow, the cooling airflow transferred together can be formed on the surface of the film blowing plastic, and the influence of cold air on the film which is just solidified is greatly reduced.

Further, the exhaust assembly 1-21 comprises an exhaust buffer tube 1-211, the exhaust buffer tube 1-211 is rotatably fixed at the inner side of the second ring cavity, and part of the exhaust buffer tube is located in the second ring cavity 1-2, the exhaust buffer tube is provided with a buffer air outlet 1-212 and a buffer air inlet 1-213, the buffer air inlet 1-213 is used for connecting the second ring cavity and the exhaust buffer tube, and the buffer air outlet is arranged at the area of the exhaust buffer tube located at the outer side of the second ring cavity; in the use, the rotation of exhaust buffer pipe can adjust the gas discharge angle of buffering the gas vent, reaches the cold air of different angles and discharges.

Furthermore, the second ring cavity is connected with a pipeline communicated with the fan, sliding plates 1-221 are arranged on the communicating ports 1-23, the sliding plates 1-221 are located in the second ring cavity, the communicating ports are covered by the sliding plates, push rods 1-222 are arranged at one ends of the sliding plates 1-221, the push rods 1-222 extend out of the second ring cavity and are connected with handles 1-223, in the using process, the push rods are pushed by the handles, so that the sliding plates can move back and forth at the communicating ports, sealing treatment is carried out as required, the second ring cavity is isolated from the first ring cavity, cold air with different temperatures of the first ring cavity can be conveyed through the pipeline communicated with the fan, different temperature cooling of the wind ring is achieved, temperature change can be adjusted as required by plastics, and the quality of the film is improved.

To sum up, the utility model has the advantages of it is following:

It should be understood that the above detailed description of the present invention is only for illustrative purposes and is not limited to the technical solutions described in the embodiments of the present invention. It will be understood by those skilled in the art that the present invention may be modified and equivalents may be substituted to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.

Claims

1. The utility model provides a many wind gaps of three-dimensional wind ring, the wind ring is fixed on inflation film manufacturing machine head, its characterized in that: the air ring comprises a first ring cavity and a second ring cavity, the second ring cavity is arranged on the upper surface of the first ring cavity, the second ring cavity is far away from the film blowing machine head, the first ring cavity and the second ring cavity are provided with communicating ports, and a pipeline is arranged on the outer peripheral surface of the first ring cavity and connected with an external fan;

a first buffer cavity and a second buffer cavity are arranged on the inner circumferential surface of the first annular cavity, the first buffer cavity is positioned between the second buffer cavity and the film blowing machine head, the second buffer cavity of the first buffer cavity is communicated with the first annular cavity through a connecting port, an inclined first exhaust port is arranged on the inner side of the first buffer cavity, the first exhaust port exhausts air in the direction far away from the film blowing machine head, a pressure-relieving cavity is arranged on the inner side surface of the second buffer cavity, an opening is arranged at the bottom of the inner side surface of the pressure-relieving cavity, a second exhaust port is arranged on the upper surface of the pressure-relieving cavity, and the second exhaust port is communicated with the second buffer cavity;

2. The vertical multi-tuyere wind ring of claim 1, wherein: the inclination angle of the first exhaust port is 30-45 deg.

3. The vertical multi-tuyere wind ring of claim 1, wherein: the exhaust subassembly is including exhausting the buffer tube, the rotatable inboard of fixing at the second ring chamber of exhausting the buffer tube, and partial exhaust buffer tube is located the second ring chamber, be provided with buffering gas vent and buffering air inlet on the exhaust buffer tube, the buffering air inlet is used for connecting the second ring chamber and exhausting the buffer tube, the buffering gas vent sets up on the region that the exhaust buffer tube is located the second ring chamber outside.

4. The vertical multi-tuyere wind ring of claim 1, wherein: the second ring chamber is connected with the communicating pipeline of fan, be provided with the slide on the mouth of UNICOM, just the slide is located the second ring chamber, the slide covers the mouth of UNICOM, and slide one end is provided with the push rod, the push rod stretches out the second ring chamber to be connected with the handle.