CN212348663U

CN212348663U - Melting equipment capable of accurately controlling high and low temperatures of blend

Info

Publication number: CN212348663U
Application number: CN202020342541.3U
Authority: CN
Inventors: 毛寅
Original assignee: Zhejiang Shengqi Industrial Co ltd
Current assignee: Zhejiang Shengqi Industrial Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2021-01-15
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a can high microthermal melting equipment of accurate control blend, including heating refrigeration cycle machine and melting jar, the lateral wall top of melting jar is equipped with the manometer, the below that the lateral wall of melting jar is located the manometer is equipped with PLC control panel, the top of melting jar is equipped with the feeding case, the bottom of feeding case is located melting jar intercommunication has the melting pipe, the parcel has the heating pipe on the outer periphery wall of melting pipe, be equipped with temperature sensor in the heating pipe, be equipped with pressure sensor in the melting pipe, be linked together through the second connecting pipe between heating refrigeration cycle machine and the heating pipe, the bottom of melting pipe is equipped with first automatically controlled valve, the bottom of first automatically controlled valve is equipped with the cooling chamber, be linked together through first connecting pipe between cooling chamber and the heating refrigeration cycle machine, the bottom of cooling chamber is equipped with the discharge gate, be equipped with second automatically. Not only can accurately control temperature and pressure, but also can control the proportion of feeding, thereby greatly perfecting the defects of the prior art.

Description

Melting equipment capable of accurately controlling high and low temperatures of blend

Technical Field

The utility model relates to a melting technical field, in particular to can high microthermal melting equipment of accurate control blend.

Background

The application of plastic packaging brings great generousness to people and brings serious negative effects, a large amount of used waste plastic cannot be automatically degraded, the waste plastic remains in the natural environment for a long time and can cause serious environmental pollution, and the white pollution not only influences the ecological balance, but also threatens the health of human beings. At present, the research and development of domestic degradable packaging has certain gap with foreign advanced technology, and the progress is slow in industrialization, the process is complex, and the cost is relatively high. The novel packaging material of the self-lubricating degradable technology developed by the project has high-efficiency stable degradability, is degraded fully without secondary pollution, improves the service life and mechanical property of the material, can form industrialization and promotes the development of the field of the domestic degradable material. Therefore, the vigorous development of the degradable plastic package has great practical significance for environmental protection, energy conservation and sustainable development, and also meets the key preparation technical field of an advanced material-a synthetic new material in the major technological innovation of the city of Yuyao in 2019 years.

High and low temperature melting of PLA and PBAT is essential in the present material, however, temperature control is not perfect in prior art melting devices.

Disclosure of Invention

An object of the utility model is to provide a can high microthermal melting equipment of accurate control blend to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the melting equipment capable of accurately controlling the high and low temperatures of the blends comprises a heating and refrigerating circulator and a melting tank, wherein the bottom of the melting tank is provided with four support columns distributed in a matrix manner, the bottom of the heating and refrigerating circulator is provided with a support, the top end of the outer side wall of the melting tank is provided with a pressure gauge, the outer side wall of the melting tank is arranged below the pressure gauge and is provided with a PLC (programmable logic controller) control panel, the top end of the melting tank is provided with a feeding box, the bottom of the feeding box is communicated with the melting tank and is provided with a melting pipe, the outer circumferential wall of the melting pipe is wrapped with a heating pipe, a temperature sensor is arranged in the heating pipe, a pressure sensor is arranged in the melting pipe, the heating and refrigerating circulator and the heating pipe are communicated with each other through a second connecting pipe, the bottom of the melting, the cooling chamber is communicated with the heating and refrigerating circulator through a first connecting pipe, a discharge hole is formed in the bottom of the cooling chamber, and a second electric control valve is arranged on the discharge hole.

Furthermore, four equally distributed feed inlets are arranged in the feed box, and each feed inlet is provided with an electric control flow valve at the bottom.

Further, the top end of the support is fixed with the heating and refrigerating circulator through bolts, and the melting tank is fixedly connected with the support column.

Furthermore, the top end of the side wall of the melting pipe is communicated with an exhaust pipe, and a one-way valve is arranged in the exhaust pipe.

Furthermore, a sealing cover is arranged at the top end of the feeding box.

Furthermore, a display screen and an operation button are arranged on the PLC control panel.

Furthermore, the PLC control panel is electrically connected with the heating and refrigerating circulator, the first electric control valve, the second electric control valve, the pressure sensor, the pressure gauge, the temperature sensor and the electric control flow valve.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses when using, at first put into corresponding feed inlet with PLA and PBAT, then start the melting proportion that automatically controlled flow valve control corresponds through PLC control panel, then start heating refrigeration cycle machine, when PLA and PBAT are managed through the melting, utilize heating refrigeration cycle machine to the heating pipe heating, the temperature display that temperature controller sensed simultaneously is on PLC control panel's display screen, when internal pressure is too big, check valve opens, pressure is discharged from the gas vent, the raw materials that the melting is good enter into in the cooling chamber, refrigerate it through heating refrigeration cycle machine, discharge gate discharge at last, the utility model discloses not only can accurate accuse temperature accuse press, can also control the proportion of feeding, the not enough of prior art has been perfected greatly.

Drawings

FIG. 1 is a front view of a melting apparatus of the present invention capable of precisely controlling the high and low temperatures of a blend;

FIG. 2 is a schematic diagram of the internal structure of a melting apparatus capable of accurately controlling the high and low temperatures of the blend according to the present invention;

FIG. 3 is a top view of a feeding box of a melting apparatus capable of precisely controlling the high and low temperatures of a blend according to the present invention;

fig. 4 is a cross-sectional view of a heating pipe and a melting pipe of a melting apparatus capable of accurately controlling the high and low temperatures of the blend.

The reference numerals are explained below:

in the figure: 1. a melting tank; 2. a heating and refrigerating circulator; 3. a support pillar; 4. a support; 5. a first connecting pipe; 6. a second connecting pipe; 7. a sealing cover; 8. a feeding box; 9. a pressure gauge; 10. an exhaust pipe; 11. a PLC control panel; 12. a second electrically controlled valve; 13. a fusion pipe; 14. a pressure sensor; 15. heating a tube; 16. a one-way valve; 17. a temperature sensor; 18. a cooling chamber; 19. a discharge port; 20. a feed inlet; 21. an electrically controlled flow valve; 22. a first electrically controlled valve.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a can high microthermal melting equipment of accurate control blend, includes heating refrigeration cycle machine 2 and melting jar 1, the bottom of melting jar 1 is equipped with four support columns 3 that are the matrix distribution, the bottom of heating refrigeration cycle machine 2 is equipped with support 4, the lateral wall top of melting jar 1 is equipped with manometer 9, the below that the lateral wall of melting jar 1 is located manometer 9 is equipped with PLC control panel 11, the top of melting jar 1 is equipped with feeding box 8, feeding box 8's bottom is located melting jar 1 in-connection and has melting pipe 13, it has heating pipe 15 to wrap up on melting pipe 13's the outer circumferential wall, be equipped with temperature sensor 17 in the heating pipe 15, be equipped with pressure sensor 14 in the melting pipe 13, be linked together through second connecting pipe 6 between heating refrigeration cycle machine 2 and the heating pipe 15, the bottom of melting pipe 13 is equipped with first automatically controlled valve 22, the bottom of the first electric control valve 22 is provided with a cooling chamber 18, the cooling chamber 18 is communicated with the heating and refrigerating circulator 2 through a first connecting pipe 5, the bottom of the cooling chamber 18 is provided with a discharge hole 19, and the discharge hole 19 is provided with a second electric control valve 12.

In order to further improve the service function of a melting device capable of accurately controlling the high and low temperatures of the blend, four equally distributed feed inlets 20 are arranged in the feed box 8, and each feed inlet 20 is provided with an electrically controlled flow valve 21 at the bottom.

In order to further improve the use function of the melting equipment capable of accurately controlling the high and low temperatures of the blend, the top end of the bracket 4 is fixed with the heating and refrigerating cycle machine 2 through bolts, and the melting tank 1 is fixedly connected with the supporting column 3.

In order to further improve the use function of a melting device capable of accurately controlling the high and low temperatures of the blend, the top end of the side wall of the melting pipe 13 is communicated with an exhaust pipe 10, and a one-way valve 16 is arranged in the exhaust pipe 10.

In order to further improve the use function of melting equipment capable of accurately controlling the high and low temperatures of the blend, the top end of the feeding box 8 is provided with a sealing cover 7.

In order to further improve the use function of the melting equipment capable of accurately controlling the high and low temperatures of the blend, the PLC control panel 11 is provided with a display screen and an operation button.

In order to further improve the use function of a melting device capable of accurately controlling the high and low temperatures of the blend, the PLC control panel 11 is electrically connected with the heating and cooling circulator 2, the first electrically controlled valve 22, the second electrically controlled valve 12, the pressure sensor 14, the pressure gauge 9, the temperature sensor 17 and the electrically controlled flow valve 21.

The working principle is as follows: the utility model discloses when using, at first put into corresponding feed inlet with PLA and PBAT, then start the melting proportion that automatically controlled flow valve control corresponds through PLC control panel, then start heating refrigeration cycle machine, when PLA and PBAT are managed through the melting, utilize heating refrigeration cycle machine to the heating pipe heating, the temperature display that temperature controller sensed simultaneously is on PLC control panel's display screen, when internal pressure is too big, check valve opens, pressure is discharged from the gas vent, the raw materials that the melting is good enter into in the cooling chamber, refrigerate it through heating refrigeration cycle machine, discharge gate discharge at last, the utility model discloses not only can accurate accuse temperature accuse press, can also control the proportion of feeding, the not enough of prior art has been perfected greatly.

The foregoing illustrates and describes the principles, general features, and advantages of the present 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 foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention 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. Melting equipment capable of accurately controlling the high and low temperatures of a blend, which comprises a heating and refrigerating circulator (2) and a melting tank (1), and is characterized in that: the bottom of melting jar (1) is equipped with four support columns (3) that are the matrix distribution, the bottom of heating refrigeration circulator (2) is equipped with support (4), the lateral wall top of melting jar (1) is equipped with manometer (9), the below that the lateral wall of melting jar (1) is located manometer (9) is equipped with PLC control panel (11), the top of melting jar (1) is equipped with feeding case (8), the bottom of feeding case (8) is located melting jar (1) in-connection has melting pipe (13), the parcel has heating pipe (15) on the outer circumferential wall of melting pipe (13), be equipped with temperature sensor (17) in heating pipe (15), be equipped with pressure sensor (14) in melting pipe (13), be linked together through second connecting pipe (6) between heating refrigeration circulator (2) and heating pipe (15), the bottom of melting pipe (13) is equipped with first electrically controlled valve (22), the bottom of first electrically controlled valve (22) is equipped with cooling chamber (18), be linked together through first connecting pipe (5) between cooling chamber (18) and the heating refrigeration circulator (2), the bottom of cooling chamber (18) is equipped with discharge gate (19), be equipped with second electrically controlled valve (12) on discharge gate (19).

2. A melting apparatus capable of accurately controlling the high and low temperatures of a blend as defined in claim 1, wherein: four evenly distributed feed inlets (20) are arranged in the feed box (8), and the bottom of each feed inlet (20) is provided with an electric control flow valve (21).

3. A melting apparatus capable of accurately controlling the high and low temperatures of a blend as defined in claim 1, wherein: the top end of the support (4) is fixed with the heating and refrigerating circulator (2) through bolts, and the melting tank (1) is fixedly connected with the support column (3).

4. A melting apparatus capable of accurately controlling the high and low temperatures of a blend as defined in claim 1, wherein: the top end of the side wall of the melting pipe (13) is communicated with an exhaust pipe (10), and a one-way valve (16) is arranged in the exhaust pipe (10).

5. A melting apparatus capable of accurately controlling the high and low temperatures of a blend as defined in claim 1, wherein: and a sealing cover (7) is arranged at the top end of the feeding box (8).

6. A melting apparatus capable of accurately controlling the high and low temperatures of a blend as defined in claim 1, wherein: and a display screen and an operation button are arranged on the PLC control panel (11).

7. A melting apparatus capable of accurately controlling the high and low temperatures of a blend as defined in claim 2, wherein: the PLC control panel (11) is electrically connected with the heating and refrigerating circulator (2), the first electric control valve (22), the second electric control valve (12), the pressure sensor (14), the pressure gauge (9), the temperature sensor (17) and the electric control flow valve (21).