CN217047477U

CN217047477U - High-efficient cooling air ring for inflation film manufacturing machine

Info

Publication number: CN217047477U
Application number: CN202220508162.6U
Authority: CN
Inventors: 李勇
Original assignee: Xiongxian Zhenyong Plastic Products Co ltd
Current assignee: Xiongxian Zhenyong Plastic Products Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-07-26
Anticipated expiration: 2032-03-09

Abstract

The utility model discloses a high-efficiency cooling air ring for a film blowing machine, which relates to the technical field of a blow molding machine and comprises an air ring body, wherein the inner side of the air ring body is provided with an air duct A, one side of the air duct A is provided with an air duct B, one side of the air duct B is communicated with a ventilation hole, the outer walls of the two sides of the air ring body are fixedly connected with an air inlet pipe and an air outlet pipe respectively, the edge of the upper surface of the air ring body is fixedly connected with an inlet pipe and an outlet pipe respectively, the inner side of the air duct A is embedded with a cooling water pipe, the edge of the lower surface of the air ring body is fixedly connected with an air cooling inlet pipe and an air cooling outlet pipe respectively, the outer side of the air duct A is spirally wound with an air cooling pipe, the utility model cools the gas by a cooling mode matched with water cooling and air cooling, can effectively improve the cooling effect, and a glass fiber thermal insulation layer and an aerogel felt layer are arranged at the inner wall of the air ring body, the wind ring has good heat insulation effect, thereby reducing the influence of heat transfer on the wind ring body.

Description

High-efficient cooling wind ring for inflation film manufacturing machine

Technical Field

The utility model relates to a blowing machine technical field specifically relates to a blown film machine is with high-efficient cooling wind ring.

Background

The air ring is an important component of a plastic processing machinery film blowing unit and is responsible for cooling and shaping blown film bubbles. The wind ring has a great influence on both the quality and the yield of blown film articles. In recent years, the device is widely applied to a labyrinth type drip tube belt unit.

The cooling air ring for the existing film blowing machine mainly has the following defects: the cooling air ring for the existing film blowing machine is mainly used for cooling gas entering and exiting in a water cooling mode, and the specific heat capacity of water is high, so that the cooling water can easily absorb heat in the transmission process, the cooling effect on the gas blown into the air ring is not ideal, and therefore the high-efficiency cooling air ring for the film blowing machine is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the high-efficiency cooling air ring for the film blowing machine is provided, and the technical scheme solves the problems that the existing cooling air ring for the film blowing machine is mainly used for cooling gas entering and exiting in a water cooling mode, and the cooling water easily absorbs heat in the transmission process due to high specific heat capacity of water, so that the cooling effect on the gas blown into the air ring is not ideal.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a blown film machine is with high-efficient cooling wind ring, includes the wind ring body, wind channel A has been seted up to wind ring body inboard, wind channel B has been seted up to wind channel A one side, wind channel B switches on one side and has been seted up the ventilation hole, the equal fixedly connected with air-supply line of wind ring body both sides outer wall, wind ring body upper surface edge is fixedly connected with inlet tube and outlet pipe respectively, the inboard embedding of wind channel A has condenser tube, wind ring body lower surface edge is fixedly connected with air conditioning inlet tube and air conditioning exit tube respectively, wind channel A outside spiral is around being equipped with the air conditioning pipe, wind ring body inner wall has compounded glass fiber insulating layer and aerogel carpet veneer in proper order.

As a preferred technical scheme of the utility model, wind channel A is the loop configuration setting, wind channel B encircles and is equipped with a plurality ofly, and a plurality of wind channel B all with wind channel A turn-on connection, the ventilation hole encircles and is equipped with the multiunit, and the multiunit the ventilation hole is with a plurality of wind channel B one-to-one, every group the ventilation hole is equipped with a plurality ofly, and a plurality of vertical equidistance distributes between the ventilation hole.

As a preferred technical scheme of the utility model, it is inboard that the air-supply line end extends to the wind ring body, and the extension end and the wind channel A switch-on connection of air-supply line.

As a preferred technical scheme of the utility model, condenser tube's pipe diameter is less than wind channel A internal diameter, the end of inlet tube and outlet pipe all extends to wind channel A inboard, and the input and the output that are located the inboard condenser tube in wind channel A switch on with inlet tube and outlet pipe respectively.

As a preferred technical scheme of the utility model, the input and the output of cold air duct advance the pipe and the air conditioning exit tube switch-on connection with air conditioning respectively.

As an optimal technical scheme of the utility model, compound bonding links to each other between glass fiber insulating layer and the aerogel carpet veneer, the bed thickness setting of glass fiber insulating layer is at 0.5-0.8mm, the bed thickness setting of aerogel carpet veneer 501 is at 0.6-0.9mm, the ventilation hole link up glass fiber insulating layer and aerogel carpet veneer.

Compared with the prior art, the beneficial effects of the utility model reside in that: the cooling water enters into the condenser tube inboard through the inlet tube, because condenser tube is located wind channel A's inboard, and condenser tube is copper material, consequently, has fine heat transfer nature, consequently after the cooling water lets in condenser tube inboard, the gas to in the wind channel A that can be fine under the effect of heat transfer cools off, utilize air conditioning inlet tube to let in the cold air pipe with cold air simultaneously, because the cold air pipe spiral is around the outside in wind channel A, consequently, can improve the area of contact in cold air pipe and the wind channel A outside, thereby make the temperature reduction in the wind channel A outside, and then under the effect of heat transfer, cool off the inboard gas in wind channel A, cool off gas through water-cooling and forced air cooling matched with cooling method, can effectual improvement cooling effect.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic structural view at another view angle of the present invention;

fig. 3 is a schematic view of the internal section structure of the air duct body of the present invention;

fig. 4 is a schematic view of the sectional structure of the cold air duct of the present invention.

The reference numbers in the figures are:

1. a wind ring body; 101. an air duct A; 102. an air duct B; 103. a vent hole;

2. an air inlet pipe;

3. a water inlet pipe; 301. a water outlet pipe; 302. a cooling water pipe;

4. a cold air inlet pipe; 401. a cold air outlet pipe; 402. a cold air pipe;

5. a glass fiber thermal insulation layer; 501. an aerogel blanket.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-4, a high-efficiency cooling air ring for a film blowing machine comprises an air ring body 1, an air duct a101 is arranged on the inner side of the air ring body 1, an air duct B102 is arranged on one side of the air duct a101, a vent hole 103 is communicated on one side of the air duct B102, air inlet pipes 2 are fixedly connected to the outer walls of the two sides of the air ring body 1, a water inlet pipe 3 and a water outlet pipe 301 are respectively fixedly connected to the edge of the upper surface of the air ring body 1, a cooling water pipe 302 is embedded in the inner side of the air duct a101, a cold air inlet pipe 4 and a cold air outlet pipe 401 are respectively fixedly connected to the edge of the lower surface of the air ring body 1, a cold air pipe 402 is spirally wound on the outer side of the air duct a101, a glass fiber thermal insulation layer 5 and an aerogel felt layer 501 are sequentially compounded on the inner wall of the air ring body 1, the air duct a plurality of air ducts a101 are arranged in an annular structure, a plurality of air ducts B102 are arranged in an annular structure, the air duct B102 is communicated with the air duct a plurality of air ducts 102, a plurality of air holes 103 are arranged in a plurality of groups, and the plurality of vent holes 103 are in one-to one with the air ducts B102, each group of ventilation holes 103 is provided with a plurality of ventilation holes 103 which are distributed vertically and equidistantly, the tail end of the air inlet pipe 2 extends to the inner side of the air ring body 1, the extending end of the air inlet pipe 2 is communicated and connected with the air duct A101, the pipe diameter of the cooling water pipe 302 is smaller than the inner diameter of the air duct A101, the tail ends of the water inlet pipe 3 and the water outlet pipe 301 extend to the inner side of the air duct A101, the input end and the output end of the cooling water pipe 302 positioned at the inner side of the air duct A101 are respectively communicated and connected with the water inlet pipe 3 and the water outlet pipe 301, and the input end and the output end of the cold air pipe 402 are respectively communicated and connected with the cold air inlet pipe 4 and the cold air outlet pipe 401; the air is firstly blown into the inner side of the air duct A101 through the air inlet pipe 2, meanwhile, the cooling water enters the inner side of the cooling water pipe 302 through the water inlet pipe 3, the cooling water pipe 302 is positioned on the inner side of the air duct A101, and the cooling water pipe 302 is made of copper material, so that the cooling water has good heat transfer performance, after being introduced into the inner side of the cooling water pipe 302, the air in the air duct A101 can be well cooled under the action of heat transfer, meanwhile, the cold air is introduced into the cold air pipe 402 through the cold air inlet pipe 4, because the cold air pipe 402 is spirally wound on the outer side of the air duct A101, the contact area between the cold air pipe 402 and the outer side of the air duct A101 can be increased, the temperature of the outer side of the air duct A101 is reduced, further, under the action of heat transfer, the air on the inner side of the air duct A101 is cooled, the cooled air can enter the air duct B102, and then the air is blown on a die head through the vent holes 103, gas is cooled by a cooling mode of water cooling and air cooling matching, and the cooling effect can be effectively improved.

Referring to fig. 3, the glass fiber heat insulation layer 5 and the aerogel felt layer 501 are bonded together, the thickness of the glass fiber heat insulation layer 5 is set to be 0.5-0.8mm, the thickness of the aerogel felt layer 501 is set to be 0.6-0.9mm, and the vent hole 103 penetrates through the glass fiber heat insulation layer 5 and the aerogel felt layer 501, because the inner wall end of the air ring body 1 is close to the die head of the blow molding machine, the glass fiber heat insulation layer 5 and the aerogel felt layer 501 are arranged on the inner wall of the air ring body 1, so that the heat insulation effect can be well achieved, and the influence of heat transfer on the air ring body 1 is reduced.

The working principle is as follows: the air is firstly blown into the inner side of the air duct a101 through the air inlet pipe 2, and the cooling water is simultaneously introduced into the inner side of the cooling water pipe 302 through the water inlet pipe 3, since the cooling water pipe 302 is located inside the air passage a101, and the cooling water pipe 302 is made of copper material, and thus, has excellent heat transfer performance, so that after cooling water is introduced into the inside of the cooling water pipe 302, the air in the air duct a101 can be cooled well under the action of heat transfer, and the cold air inlet pipe 4 is used for introducing cold air into the cold air pipe 402, because the cold air pipe 402 is spirally wound on the outer side of the air duct a101, the contact area between the cold air pipe 402 and the outer side of the air duct a101 can be increased, so that the temperature of the outer side of the air duct a101 is reduced, and further under the action of heat transfer, the air inside the air path a101 is cooled, and the cooled air enters the air path B102, and then the air is blown to the die through the vent holes 103.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a blown film machine is with high-efficient cooling wind ring which characterized in that: including wind ring body (1), wind channel A (101) have been seted up to wind ring body (1) inboard, wind channel B (102) have been seted up to wind channel A (101) one side, wind channel B (102) one side switches on and has seted up ventilation hole (103), the equal fixedly connected with air-supply line (2) of wind ring body (1) both sides outer wall, wind ring body (1) upper surface edge is fixedly connected with inlet tube (3) and outlet pipe (301) respectively, wind channel A (101) inboard embedding has cooling water pipe (302), wind ring body (1) lower surface edge is fixedly connected with air conditioning respectively and advances pipe (4) and air conditioning exit tube (401), wind channel A (101) outside spiral is around being equipped with air conditioning pipe (402), wind ring body (1) inner wall has compounded glass fiber insulating layer (5) and aerogel felt layer (501) in proper order.

2. The high-efficiency cooling air ring for the film blowing machine according to claim 1, characterized in that: wind channel A (101) are the loop configuration setting, wind channel B (102) encircle to be equipped with a plurality ofly, and a plurality of wind channel B (102) all with wind channel A (101) turn-on connection, ventilation hole (103) encircle to be equipped with the multiunit, and the multiunit ventilation hole (103) and a plurality of wind channel B (102) one-to-one, every group ventilation hole (103) are equipped with a plurality ofly, and a plurality of vertical equidistance distributes between ventilation hole (103).

3. The high-efficiency cooling air ring for the film blowing machine according to claim 1, characterized in that: the tail end of the air inlet pipe (2) extends to the inner side of the air ring body (1), and the extending end of the air inlet pipe (2) is communicated with the air duct A (101).

4. The high-efficiency cooling air ring for the film blowing machine according to claim 1, characterized in that: the pipe diameter of cooling water pipe (302) is less than wind channel A (101) internal diameter, the end of inlet tube (3) and outlet pipe (301) all extends to wind channel A (101) inboard, and is located the input and the output of the inboard cooling water pipe (302) of wind channel A (101) and switches on with inlet tube (3) and outlet pipe (301) respectively and is connected.

5. The high-efficiency cooling air ring for the film blowing machine according to claim 1, characterized in that: the input end and the output end of the cold air pipe (402) are respectively connected with the cold air inlet pipe (4) and the cold air outlet pipe (401) in a conduction mode.

6. The high-efficiency cooling air ring for the film blowing machine according to claim 1, characterized in that: the glass fiber heat-insulating layer (5) is connected with the aerogel felt layer (501) in a composite bonding mode, the thickness of the glass fiber heat-insulating layer (5) is set to be 0.5-0.8mm, the thickness of the aerogel felt layer (501) is set to be 0.6-0.9mm, and the vent holes (103) penetrate through the glass fiber heat-insulating layer (5) and the aerogel felt layer (501).