Pipeline arrangement system of solar multilayer integrated laminating machine

By symmetrically arranging the upper and lower vacuum pipes and using an integrated design, the problems of inconsistent vacuum levels and unstable equipment operation in multi-layer integrated laminators have been solved, enabling simultaneous multi-layer operation and efficient production, and improving the system's flexibility and safety.

CN223795075UActive Publication Date: 2026-01-13QINHUANGDAO SHENGCHENG AUTOMATION EQUIPMENT CO LTD
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Patent Information

Application Number
CN202520158807.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-23
Publication Date
2026-01-13
Estimated Expiration
2035-01-23

AI Technical Summary

Technical Problem

Existing vacuum pipeline systems cannot meet the complex requirements of multi-layer integrated laminators, resulting in inconsistent vacuum levels, unstable equipment operation, and a lack of flexibility and scalability, making it impossible to perform vacuuming and gas filling operations on multiple layers simultaneously.

Method used

The system adopts a symmetrical arrangement of upper and lower vacuum pipelines, combined with pump connection pipelines, and is equipped with a main valve, independent control valves, abundant interfaces and vacuum breaking devices. It uses a Pirani vacuum gauge for precise measurement, enabling simultaneous multi-layer vacuuming and gas filling operations. The system's flexibility and stability are improved through manual adjustment and real-time monitoring.

Benefits of technology

It improves lamination quality and equipment operation stability, enhances system flexibility and safety, reduces maintenance costs, meets the complex requirements of multi-layer integrated laminators, and improves production efficiency and space utilization efficiency.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model discloses a pipeline arrangement system of a solar multilayer integrated laminating machine, which relates to the technical field of multilayer laminating machines and comprises a pipeline arrangement unit, the pipeline arrangement unit comprises a pump set connecting pipeline, a lower vacuum pipeline and an upper vacuum pipeline, and the end of the pump set connecting pipeline is connected with a switching pipeline; the lower vacuum pipeline is an H-shaped pipeline, the midpoint of the middle pipeline of the lower vacuum pipeline is communicated with one outlet of the switching pipeline, so that the lower vacuum pipeline is symmetrically arranged by taking the pump set connecting pipeline as an axis, and the lower vacuum pipeline and the pump set connecting pipeline are positioned in the same horizontal plane; the upper vacuum pipeline is a linear pipeline, the midpoint of the upper vacuum pipeline is communicated with the other outlet of the switching pipeline, so that the upper vacuum pipeline is symmetrically arranged with the pump set connecting pipeline as the axis, and the upper vacuum pipeline is located above the lower vacuum pipeline. According to the utility model, the whole pipeline system is more compact in spatial layout and can better adapt to the complex layout of the multi-layer integrated laminating machine, and the equipment space is saved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to multilayer laminating machine technical field more specifically relates to a solar multilayer integrated laminating machine pipeline arrangement system. BACKGROUND

[0002] With the rapid development of photovoltaic industry, the production efficiency and quality requirements of solar modules are continuously improved. As a kind of efficient, integrated production equipment, multilayer integrated laminating machine gradually becomes an important link in the production of solar modules. However, the existing vacuum pipeline system is mostly based on the design of traditional single-layer laminating machine, and its structure and function cannot meet the complex needs of multilayer integrated laminating machine.

[0003] In the traditional single-layer laminating machine, the vacuum pipeline system is usually used only for single-layer pumping and inflation operation, and its design is relatively simple, mainly relying on single pipeline and valve for vacuum control. This single-layer vacuum pipeline system has obvious shortcomings in vacuum pumping efficiency, vacuum stability and multilayer collaborative operation. When applied to multilayer integrated laminating machine, the traditional vacuum pipeline system cannot realize the function of simultaneous vacuum pumping of multiple layers, resulting in inconsistent vacuum degree of each layer during laminating process, affecting the laminating quality and the stability of equipment operation.

[0004] In addition, the traditional vacuum pipeline system lacks flexibility and expandability in structural design, making it difficult to adapt to the complex layout and diversified needs of multilayer integrated laminating machine. For example, the single-layer pipeline system cannot provide enough interfaces for connecting multiple layers of vacuum equipment, and cannot realize independent control of upper and lower vacuum, which further limits the performance improvement of multilayer integrated laminating machine.

[0005] With the continuous popularization of multilayer integrated laminating machine, its requirements for vacuum pipeline system are becoming higher and higher. Not only can it simultaneously pump and inflate multiple layers, but also needs to have higher vacuum control precision, better stability and more flexible structural design. However, there is currently no vacuum pipeline system on the market that can fully meet these needs. Therefore, the development of a new type of solar multilayer integrated laminating machine pipeline arrangement system is of great significance to improve the production efficiency and quality of solar modules. SUMMARY

[0006] Therefore, the utility model provides a solar multilayer integrated laminating machine pipeline arrangement system, aiming at solving the above technical problems.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] A solar multilayer integrated laminating machine pipeline arrangement system, comprising: a pipeline arrangement unit, the pipeline arrangement unit comprising:

[0009] The pump group connecting pipeline is connected with an adapter pipeline at its end;

[0010] A lower vacuum pipeline, which is an H-shaped pipeline, has a midpoint of a middle pipeline thereof communicated with one outlet of the adapter pipeline, so that the lower vacuum pipeline is symmetrically arranged with the pump group connecting pipeline as an axis, and the lower vacuum pipeline is located in the same horizontal plane as the pump group connecting pipeline;

[0011] An upper vacuum pipeline, which is a one-character-shaped pipeline, has a midpoint thereof communicated with another outlet of the adapter pipeline, so that the upper vacuum pipeline is symmetrically arranged with the pump group connecting pipeline as an axis, and the upper vacuum pipeline is located above the lower vacuum pipeline.

[0012] By the above technical solution, the upper and lower vacuum pipelines are symmetrically arranged with the pump group connecting pipeline as an axis, and such a symmetrical structure can ensure that the vacuum degree control of the upper and lower vacuum pipelines is more uniform and stable during the multi-layer integrated lamination process. When the multi-layer simultaneous lamination operation is performed, the vacuum degree of each layer can be kept consistent, thereby improving the lamination quality and the stability of the equipment operation. The upper and lower vacuum pipelines respectively adopt H-shaped and one-character-shaped structures and are located in the same horizontal plane, and such a design makes the entire pipeline system more compact in spatial layout, can better adapt to the complex layout of the multi-layer integrated laminator, saves equipment space, and is convenient for installation and maintenance. By organically connecting the upper and lower vacuum pipelines with the pump group connecting pipeline, an integrated pipeline system is formed, which can realize the multi-layer simultaneous vacuumizing and aeration operation, improves the working efficiency of the laminator, and meets the complex requirements of the multi-layer integrated laminator on the vacuum pipeline system.

[0013] Preferably, in the above-mentioned solar multi-layer integrated laminator pipeline arrangement system, a total valve is installed on the pump group connecting pipeline. The total valve is arranged so that the operator can centrally control the vacuum degree of the entire pipeline system through one valve, which simplifies the operation process and improves the convenience and efficiency of the operation. When the entire system needs to be vacuumized or broken, only the total valve needs to be operated, without the need to operate multiple valves respectively. The total valve can quickly cut off the connection between the entire pipeline system and the pump group in the case of equipment maintenance or emergency, prevent vacuum leakage or other accidents, protect the safety of the system and equipment, and enhance the safety and reliability of the entire system.

[0014] Preferably, in the above-mentioned solar multi-layer integrated laminator pipeline arrangement system, a lower vacuum valve is installed at the connection between the adapter pipeline and the lower vacuum pipeline, and two upper vacuum valves are symmetrically installed on the upper vacuum pipeline. The installation of the lower vacuum valve and the upper vacuum valve allows the upper and lower vacuum pipelines to be controlled independently and not to be affected by each other. During the laminating process, the upper and lower vacuums can be adjusted and controlled according to actual needs, for example, in some cases, only the lower vacuum or the upper vacuum is needed, which can be realized by independent control of the valves, greatly improving the flexibility and adaptability of the system. By controlling the upper and lower vacuum valves respectively, the evacuation and inflation time, vacuum degree and other parameters of the upper and lower vacuums can be more accurately controlled, thereby optimizing the vacuum degree control during the laminating process and further improving the laminating quality of the solar module.

[0015] Preferably, in the above-mentioned solar multi-layer integrated laminator pipeline arrangement system, the upper vacuum pipeline has joints at both ends, and the lower vacuum pipeline has multiple joints on the two side pipes, which are used to connect the vacuum pipeline. The multiple joints on the upper vacuum pipeline and the lower vacuum pipeline provide a rich interface, which can meet the connection needs of the vacuum pipeline at different layers and different positions of the multi-layer integrated laminator. This design makes the pipeline system have strong expansibility, and can flexibly increase or adjust the connection of the vacuum pipeline according to actual production needs, to adapt to laminators of different specifications and layers. By connecting the vacuum pipeline with the upper and lower vacuum pipelines through these joints, a complete vacuum system is formed, which enhances the integration and stability of the entire system. At the same time, the rich interface is also conducive to the maintenance and replacement of the vacuum pipeline during equipment operation, reducing the occurrence of system failures.

[0016] Preferably, in the above-mentioned solar multi-layer integrated laminator pipeline arrangement system, the joints are connected with hand valves and negative pressure gauges. The installation of the hand valves allows the operator to manually adjust the vacuum degree on site, which facilitates fine-tuning according to actual conditions during equipment operation, improving the flexibility and adaptability of the operation. The negative pressure gauges can display the numerical value of the vacuum degree in real time, allowing the operator to intuitively understand the vacuum state of the system, facilitating accurate monitoring and control of the vacuum degree, and ensuring the stability of the laminating process and product quality. Through real-time monitoring of the negative pressure gauges, the operator can timely discover abnormal conditions in the vacuum system, such as insufficient vacuum degree or leakage, so as to quickly take measures to handle, optimizing system operation. At the same time, the combination of hand valves and negative pressure gauges also provides convenience for equipment debugging and fault troubleshooting, improving the maintenance efficiency of the equipment.

[0017] Preferably, in the above-mentioned solar multi-layer integrated laminating machine pipeline arrangement system, two upper vacuum breaking devices are symmetrically connected to the upper vacuum pipeline, and three lower vacuum breaking devices are symmetrically connected to the middle pipeline of the lower vacuum pipeline. The setting of the breaking device can quickly release the vacuum state and shorten the time for taking out the solar module after laminating, thereby improving the production efficiency of the equipment. During the multi-layer integrated laminating process, the rapid breaking of vacuum can ensure that each layer is simultaneously released from vacuum, thereby avoiding damage to the module or delay in production caused by untimely vacuum release. The symmetrical arrangement of multiple breaking devices on the upper and lower vacuum pipelines can achieve uniform breaking of vacuum on the upper and lower vacuum pipelines, thereby avoiding uneven vacuum caused by too fast or too slow local breaking of vacuum, and further ensuring the laminating quality of the solar module. The breaking device can quickly release the vacuum in the event of equipment shutdown or emergency, thereby preventing damage to the equipment due to excessive vacuum pressure and protecting the safety of the equipment and system, thereby enhancing the reliability and safety of the entire system.

[0018] Preferably, in the above-mentioned solar multi-layer integrated laminating machine pipeline arrangement system, a Pirani is installed on the middle pipeline of the lower vacuum pipeline. The Pirani vacuum gauge is a high-precision vacuum degree measuring instrument that can accurately measure the pressure in the medium and low vacuum range. By installing the Pirani vacuum gauge on the lower vacuum pipeline, the vacuum degree of the lower vacuum can be accurately measured, providing a more accurate basis for vacuum degree control and further improving the precision and stability of vacuum degree control. The Pirani vacuum gauge can monitor the changes in the vacuum degree of the lower vacuum pipeline in real time, allowing the operator to promptly understand the vacuum state and adjust the vacuum degree control parameters based on the measurement results, thereby optimizing the vacuum degree control during the laminating process and improving the laminating quality of the solar module. Through real-time monitoring by the Pirani vacuum gauge, potential problems in the vacuum system, such as excessive rapid or abnormal fluctuations in the vacuum degree, can be discovered, thereby allowing for early measures to be taken for processing, optimizing system operation, reducing the occurrence of faults, and prolonging the service life of the equipment.

[0019] Preferably, in the above-mentioned solar multi-layer integrated laminator pipeline arrangement system, the pipeline arrangement units are stacked in multiple layers. The design of stacking multiple layers of pipeline arrangement units can meet the needs of simultaneous vacuum pumping and inflation operation of the multi-layer integrated laminator for multiple layers, realizing the synchronous lamination of multi-layer solar modules, greatly improving the production efficiency, and meeting the urgent needs of the photovoltaic industry for efficient production. The stacking of multiple layers of pipeline arrangement units makes the entire pipeline system more compact in spatial layout, better adapts to the complex layout of the multi-layer integrated laminator, saves equipment space, and is convenient for installation and maintenance, reducing the floor area and production cost of the equipment. This multi-layer stacking design has strong scalability, and the number of layers of pipeline arrangement units can be flexibly increased or decreased according to actual production needs, adapting to laminators of different specifications and numbers of layers, and improving the adaptability of the pipeline system to different production scales and process requirements.

[0020] Through the above technical solution, compared with the prior art, the utility model discloses a kind of solar multi-layer integrated laminator pipeline arrangement system, with the following beneficial effects:

[0021] 1, improve production efficiency: through multi-layer integrated design, system can simultaneously carry out vacuum pumping and inflation operation to multiple layers of solar modules, greatly reduce the time cost of single layer operation, significantly improve production efficiency. The independent control and symmetrical arrangement of upper and lower vacuum pipelines, and the setting of quick vacuum breaking device, further optimize the efficiency of lamination process, shorten the lamination cycle.

[0022] 2, improve lamination quality: the symmetrical arrangement and independent control of upper and lower vacuum pipelines ensure the consistency and stability of vacuum degree in multi-layer integrated lamination process, avoid the quality problem of module caused by uneven vacuum degree. Precise vacuum degree measurement (such as the use of pirani vacuum gauge) and real-time monitoring (negative pressure gauge) function make the vacuum degree control more accurate, further optimize the lamination quality.

[0023] 3, enhance system flexibility and adaptability: the multi-layer stacking design of pipeline arrangement unit and rich interface (such as multiple joints of upper and lower vacuum pipelines) make the system flexible to adapt to the needs of laminators of different specifications and numbers of layers, with strong scalability. Manual adjustment function (such as hand valve) and independent control valve design improve the adaptability and operation flexibility of system under different process conditions.

[0024] 4, optimize space utilization: the compact layout and symmetrical design of upper and lower vacuum pipelines make the entire pipeline system more efficient in space utilization, save equipment floor area, reduce production cost. The multi-layer stacked pipeline arrangement unit further optimizes the spatial layout, adapts to the complex structure of multi-layer integrated laminator.

[0025] 5. Enhanced System Safety and Reliability: The main valve enables centralized control of the entire system, facilitating rapid shut-off of the vacuum source in emergencies to protect the system and equipment. The vacuum breaking device is designed to quickly release the vacuum, preventing damage to equipment caused by excessive vacuum pressure and enhancing system safety. Real-time monitoring by the Pirani vacuum gauge and negative pressure gauge allows the system to promptly detect potential problems and provide early warnings, reducing the risk of malfunctions and extending equipment lifespan.

[0026] 6. Reduced maintenance costs: The system's modular design and abundant interfaces make the installation, maintenance, and replacement of vacuum lines more convenient, reducing maintenance costs. Precise vacuum monitoring and fault warning functions reduce downtime caused by equipment failures, improving equipment operating efficiency and lifespan.

[0027] 7. Meeting Industry Needs: With the rapid development of the photovoltaic industry, the requirements for the production efficiency and quality of solar modules are becoming increasingly stringent. This piping system, through integrated design, precise control, and efficient operation, fully meets the complex needs of multi-layer integrated laminators, filling a market gap and demonstrating significant industry application value. Attached Figure Description

[0028] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the provided drawings without creative effort.

[0029] Figure 1 The attached figure is a structural schematic diagram of the pipeline arrangement unit provided by this utility model;

[0030] Figure 2 The attached figure shows the pipeline layout unit provided by this utility model. Figure 1 Schematic diagrams of structures with opposite directions;

[0031] Figure 3 The attached figure is a schematic diagram of the upper vacuum pipe provided by this utility model;

[0032] Figure 4 The attached figure is a schematic diagram of the lower vacuum pipe provided by this utility model;

[0033] Figure 5 The attached figure is a structural schematic diagram of the solar multi-layer integrated laminator piping system provided by this utility model.

[0034] in:

[0035] 1-Pump set connection pipeline; 2-Main valve; 3-Transfer pipeline; 4-Lower vacuum valve; 5-Upper vacuum valve; 6-Upper vacuum pipeline; 7-Lower vacuum pipeline; 8-Upper vacuum breaking device; 9-Pirani; 10-Lower vacuum breaking device; 11-Pipeline layout unit. Detailed Implementation

[0036] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0037] See appendix Figure 1 To be continued Figure 4 This utility model discloses a solar multi-layer integrated laminator piping arrangement system, including: a piping arrangement unit 11, which includes:

[0038] Pump unit connection pipe 1, and a transfer pipe 3 is connected to the end of pump unit connection pipe 1;

[0039] The lower vacuum pipe 7 is an H-shaped pipe. The midpoint of the middle pipe of the lower vacuum pipe 7 is connected to one outlet of the transfer pipe 3, so that the lower vacuum pipe 7 is symmetrically arranged with the pump group connection pipe 1 as the axis. The lower vacuum pipe 7 and the pump group connection pipe 1 are located in the same horizontal plane.

[0040] Upper vacuum pipe 6 is a straight pipe. The midpoint of upper vacuum pipe 6 is connected to the other outlet of transfer pipe 3, so that upper vacuum pipe 6 is arranged symmetrically with pump set connection pipe 1 as the axis. Upper vacuum pipe 6 is located above lower vacuum pipe 7.

[0041] To further optimize the above technical solution, a main valve 2 is installed on the pump unit connecting pipeline 1.

[0042] To further optimize the above technical solution, a lower vacuum valve 4 is installed at the connection between the transfer pipe 3 and the lower vacuum pipe 7, and two upper vacuum valves 5 are symmetrically installed on the upper vacuum pipe 6. The lower vacuum valve 4 and the upper vacuum valve 5 can independently control the upper and lower vacuums respectively, without affecting each other.

[0043] To further optimize the above technical solution, the upper vacuum pipe 6 has joints at both ends, and the two side pipes of the lower vacuum pipe 7 have multiple joints, which are used to connect the vacuum pipeline.

[0044] To further optimize the above technical solution, the connector is equipped with a manual valve and a negative pressure gauge.

[0045] To further optimize the above technical solution, two upper vacuum breaking devices 8 are symmetrically connected to the upper vacuum pipe 6, and three lower vacuum breaking devices 10 are symmetrically connected to the middle pipe of the lower vacuum pipe 7.

[0046] Common types of vacuum breaking devices include:

[0047] Vent Valve: The vent valve is the most common vacuum breaking device, typically a simple pneumatic or electric valve. When it is necessary to release the vacuum, the valve opens, allowing outside air to enter the vacuum system and quickly balance the pressure. This device is simple in structure, easy to operate, and widely used in various vacuum equipment.

[0048] Vacuum breaking piping systems: In some complex equipment, vacuum breaking devices may include a series of pipes and valves for introducing external gas into the vacuum system. These piping systems can be designed according to the size of the equipment and vacuum requirements to achieve rapid and uniform pressure recovery.

[0049] Vacuum breaking pumps: For some high-vacuum equipment, vacuum breaking pumps may be needed to introduce gas. These pumps can introduce a large amount of gas into the vacuum system in a short time, quickly releasing the vacuum. Vacuum breaking pumps are typically used in high-vacuum or ultra-high-vacuum environments, and their working principle is similar to the reverse operation of a vacuum pump.

[0050] In a solar multilayer integrated laminator, the vacuum breaking device is mainly used to quickly release the vacuum after lamination so that the laminated solar modules can be removed.

[0051] To further optimize the above technical solution, a Pirani 9 is installed on the middle pipe of the lower vacuum pipe 7.

[0052] The Pirani vacuum gauge is an instrument used to measure vacuum levels, named after the Italian physicist Giovanni Pirani. It is a thermal conductivity vacuum gauge primarily used to measure pressure in medium and low vacuum ranges, typically covering a pressure range of 10... -3 Torr to 10 Torr (approximately 133 Pa to 133,000 Pa). The Pirani vacuum gauge operates based on the thermal conductivity of gases. Its core component is a metal wire (usually tungsten or platinum), which is heated to a certain temperature and placed in a vacuum environment. When gas molecules come into contact with the wire, heat exchange occurs; the gas molecules carry away some of the heat from the wire, causing its temperature to drop. By measuring the change in the wire's resistance, the gas pressure can be calculated.

[0053] To further optimize the above technical solution, the pipeline layout unit 11 is stacked in multiple layers.

[0054] See appendix Figure 5 In this embodiment, the pipeline arrangement unit 11 is stacked in 3 layers.

[0055] The working principle of the solar multi-layer integrated laminator piping system provided in this embodiment is as follows:

[0056] 1. When the lamination process begins, the components enter the main unit and the pump set starts working.

[0057] 2. Open the lower vacuum valve 4 and close the upper vacuum valve 5 to create a vacuum.

[0058] 3. Once the time or set value is reached, the upper vacuum valve 5 opens, and air is drawn from both the upper and lower parts simultaneously.

[0059] 4. Close the upper vacuum valve 4 and start the upper vacuum breaking device 8 to perform lamination.

[0060] 5. Close the lower vacuum valve 5 and start the lower vacuum breaking device 10 to break the lower vacuum.

[0061] 6. Complete lamination and output the component.

[0062] The various embodiments in this specification are described in a progressive manner, with each embodiment focusing on its differences from other embodiments. Similar or identical parts between embodiments can be referred to interchangeably. For the apparatus disclosed in the embodiments, since they correspond to the methods disclosed in the embodiments, the description is relatively simple; relevant parts can be referred to the method section.

[0063] The above description of the disclosed embodiments enables those skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A solar multi-layer integrated laminator piping layout system, characterized in that, include: Piping arrangement unit (11), the piping arrangement unit (11) includes: Pump unit connecting pipeline (1), the end of which is connected to a transfer pipeline (3); The lower vacuum pipe (7) is an H-shaped pipe. The midpoint of the middle pipe of the lower vacuum pipe (7) is connected to one outlet of the transfer pipe (3), so that the lower vacuum pipe (7) is arranged symmetrically with the pump group connecting pipe (1) as the axis. The lower vacuum pipe (7) and the pump group connecting pipe (1) are located in the same horizontal plane. The upper vacuum pipe (6) is a straight pipe. The midpoint of the upper vacuum pipe (6) is connected to the other outlet of the transfer pipe (3), so that the upper vacuum pipe (6) is arranged symmetrically with the pump set connecting pipe (1) as the axis. The upper vacuum pipe (6) is located above the lower vacuum pipe (7).

2. The solar multi-layer integrated laminator piping arrangement system according to claim 1, characterized in that, A main valve (2) is installed on the pump set connecting pipeline (1).

3. The solar multi-layer integrated laminator piping system according to claim 1, characterized in that, A lower vacuum valve (4) is installed at the connection between the transfer pipe (3) and the lower vacuum pipe (7), and two upper vacuum valves (5) are symmetrically installed on the upper vacuum pipe (6).

4. The solar multi-layer integrated laminator piping arrangement system according to claim 1, characterized in that, The upper vacuum pipe (6) has joints at both ends, and the two side pipes of the lower vacuum pipe (7) have multiple joints, which are used to connect the vacuum pipeline.

5. A solar multi-layer integrated laminator piping system according to claim 4, characterized in that, The connector is connected to a manual valve and a negative pressure gauge.

6. The solar multi-layer integrated laminator piping system according to claim 1, characterized in that, Two upper vacuum breaking devices (8) are symmetrically connected to the upper vacuum pipe (6), and three lower vacuum breaking devices (10) are symmetrically connected to the middle pipe of the lower vacuum pipe (7).

7. The solar multi-layer integrated laminator piping system according to claim 1, characterized in that, Pirani (9) is installed on the middle pipe of the lower vacuum pipe (7).

8. A solar multi-layer integrated laminator piping system according to claim 1, characterized in that, The pipeline arrangement unit (11) is stacked in multiple layers.