Dust removal device for PVD (Physical Vapor Deposition) blanking runway

Abstract

The utility model discloses a dust removal device for a PVD (Physical Vapor Deposition) blanking runway, which comprises a dust removal device body arranged below a belt, the dust removal device body comprises a dust removal cavity used for cleaning the belt, a dust removal unit is arranged at the bottom of the dust removal cavity, and the dust removal unit comprises an air outlet hole group and an adsorption hole group which are arranged in a crossed manner; the air outlet hole sets and the adsorption hole sets form annular airflow on the surface of the belt, the annular airflow transversely sweeps the dirty surface of the belt, compared with direct air blowing, the cleaning effect is improved, the dust removal unit can clean the belt in real time in the running process of the belt, the belt does not need to be wiped after shutdown, and the cost is reduced. The problem that the photovoltaic cell is derailed and damaged or damaged due to smudginess of the belt is solved, and normal production efficiency is not affected.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic panel production equipment, in particular to a dust removal device for a PVD unloading runway. Background Art

[0002] In the PVD process section of the existing photovoltaic cell production process on the market, the unloading method is that the telescopic plate enters the flower basket to place the cells. There is a plastic belt on the telescopic plate, which is easy to adhere to foreign matter. The foreign matter and dirt cause insufficient friction of the belt, and the contact position between the conveyor belt and the photovoltaic cell slips, causing the photovoltaic cell to move crookedly, causing the photovoltaic cell to derail and collide and be damaged. After the abnormality occurs, the machine needs to be stopped to wipe the belt, and personnel need to clean the belt, which causes the entire equipment to stop, reducing production efficiency. Utility Model Content

[0003] The utility model aims to provide a dust removal device for a PVD unloading runway, which forms an annular airflow by cross-arranging an air outlet hole group and an adsorption hole group on the outer surface of the belt. The airflow sweeps across the dirty surface of the belt to achieve the functions of blowing and sucking the dirt on the belt, thereby solving the problem of derailment, bruises or damages of photovoltaic cells caused by the dirty belt while cleaning the belt in real time.

[0004] The utility model is realized by the following technical solutions:

[0005] A dust removal device for a PVD unloading runway, comprising a dust removal device body arranged below a belt, wherein the dust removal device body comprises a dust removal cavity for cleaning the belt;

[0006] Wherein, a dust removal unit is arranged at the bottom of the dust removal cavity, and the dust removal unit includes a cross-arranged air outlet hole group and a suction hole group, and the air outlet hole group and the suction hole group form an annular airflow on the surface of the belt.

[0007] In the present solution, the dirty surface of the belt is passed through the dust removal cavity of the dust removal device body. The dust removal unit arranged at the bottom of the dust removal cavity includes a cross-arranged air outlet group and an adsorption hole group. The air outlet hole group and the adsorption hole group form an annular airflow on the dirty surface of the belt. The annular airflow sweeps across the dirty surface of the belt, which improves the cleaning effect compared to direct air blowing. The dust removal unit can be cleaned in real time during the operation of the belt without stopping the machine to wipe the belt, which solves the problem of derailment, bruises or damage of photovoltaic cells caused by belt dirt, and does not affect normal production efficiency.

[0008] As a further technical solution of the dust removal device, at least one group of dust removal units is arranged along the dust removal cavity, and the cleaning effect is further improved by continuously forming multiple annular airflows.

[0009] As a further technical solution of the dust removal device, the dust removal device body also includes a baffle, which is arranged on both sides of the belt. The baffle, the belt and the dust removal unit form the dust removal cavity. The baffle is used to enhance the path cleaning effect of the annular airflow and control the range of air flow.

[0010] As a further technical solution of the dust removal device, in order to further improve the cleaning effect, the air outlet hole group includes a first air outlet hole and a second air outlet hole, and the adsorption hole group includes a first adsorption hole and a second adsorption hole;

[0011] The first air outlet hole and the second air outlet hole are respectively arranged to intersect with the first adsorption hole and the second adsorption hole along the diagonal line of the dust removal unit.

[0012] As a further technical solution of the dust removal device, the dust removal device body also includes an adsorption pipeline and an air outlet pipeline, and the adsorption pipeline and the air outlet pipeline are both flow channel pipes arranged on the dust removal device body, the first air outlet hole and the second air outlet hole are both connected to the air outlet pipeline, the first adsorption hole and the second adsorption hole are both connected to the adsorption pipeline, and the adsorption pipeline and the air outlet pipeline are symmetrically designed to reduce the insufficient cleaning effect caused by the pressure difference caused by the distance between the main air pressure pipes.

[0013] As a further technical solution of the dust removal device, in order to further improve the cleaning effect, the second air outlet is an inclined hole directly connected to the air outlet pipe, and the second adsorption hole is an inclined hole directly connected to the adsorption pipe. The inclined hole is designed to blow the belt plane at an angle, which can more efficiently remove foreign matter from the belt.

[0014] As a further technical solution of the dust removal device, in order to further reduce the insufficient cleaning effect caused by the pressure difference caused by the distance of the main air pressure pipe, an adsorption pipeline interface connected to the vacuum generating device is provided in the middle part of the adsorption pipeline, and an outlet pipeline interface connected to the air compression device is provided in the middle part of the outlet pipeline.

[0015] As a further technical solution of the dust removal device, throttle valves are provided at the adsorption pipeline interface and the air outlet pipeline interface to adjust the airflow size and avoid interference of the airflow on the production area.

[0016] As a further technical solution of the dust removal device, a vibrator mounting hole is provided on the side wall surface of the dust removal device body, and a vibrator is provided in the vibrator mounting hole. Dirt attached to the plane position of the dust removal cavity is shaken up through regular self-vibration and discharged out of the equipment from the dust removal unit.

[0017] As a further technical solution of the dust removal device, the dust removal device body also includes a PLC control component, and the PLC control component is electrically connected to the vibrator and the belt to vibrate and self-clean the dust removal device, thereby reducing the workload of personnel and eliminating the need to shut down the equipment.

[0018] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0019] The utility model provides a dust removal device for a PVD unloading runway, comprising a dust removal device body arranged below a belt, the dust removal device body comprising a dust removal cavity for cleaning the belt, the dirty surface of the belt is penetrated in the dust removal cavity of the dust removal device body, a dust removal unit is arranged at the bottom of the dust removal cavity, the dust removal unit comprises a cross-arranged air outlet group and an adsorption hole group, the air outlet hole group and the adsorption hole group form an annular airflow on the surface of the belt, the airflow sweeps across the dirty surface of the belt, realizes the function of blowing and sucking the dirt on the belt, solves the problem of derailment, bruise or damage of photovoltaic cells caused by the dirty belt, and does not affect the normal production efficiency while cleaning the belt in real time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The drawings described herein are used to provide a further understanding of the embodiments of the present utility model, constitute a part of this application, and do not constitute a limitation of the embodiments of the present utility model. In the drawings:

[0021] Figure 1 It is a schematic diagram of the structure of the utility model when in use;

[0022] Figure 2 It is a schematic diagram of the structure of the utility model;

[0023] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0024] Figure 4 for Figure 3 A schematic diagram of a cross-sectional structure marked AA in the figure;

[0025] Figure 5 for Figure 3 A schematic diagram of the cross-sectional structure marked BB in the middle;

[0026] Figure 6 for Figure 3 A schematic diagram of the cross-sectional structure marked CC in the figure;

[0027] Figure 7 for Figure 3 A schematic diagram of the cross-sectional structure marked DD in the middle;

[0028] Figure 8 for Figure 3 A schematic diagram of the cross-sectional structure marked EE in the middle;

[0029] Fig. 9 It is a schematic diagram of the working principle of the utility model.

[0030] Marks and corresponding parts names in the attached drawings:

[0031] 1-belt, 2-dust removal device body, 3-baffle, 4-dust removal cavity, 5-positioning spring, 6-vibrator mounting hole, 7-dust removal unit, 8-first air outlet, 9-first adsorption hole, 10-second adsorption hole, 11-second air outlet, 12-adsorption pipeline interface, 13-air outlet pipeline interface, 14-adsorption pipeline, 15-air outlet pipeline, 16-vibrator. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solutions and advantages of the utility model more clearly understood, the utility model is further described in detail below in conjunction with embodiments and drawings. The schematic implementation methods of the utility model and their descriptions are only used to explain the utility model and are not intended to limit the utility model.

[0033] Example 1

[0034] This embodiment 1 provides a dust removal device for a PVD unloading runway, such as Figure 1-Figure 3 and Fig. 9 As shown, it includes a dust removal device body 2 arranged under the belt 1, the dust removal device body 2 includes a dust removal cavity 4 for cleaning the dirty surface of the belt 1, and multiple dust removal units 7 are arranged at the bottom of the dust removal cavity 4. The multiple dust removal units 7 all include cross-arranged air outlet groups and adsorption hole groups. The multiple air outlet hole groups and the multiple adsorption hole groups form a continuous annular airflow on the surface of the belt, and the annular airflow sweeps the dirty surface of the belt 1 to achieve the function of blowing and sucking the dirt on the belt 1.

[0035] Specifically, for the structure of the dust removal cavity 4, please refer to Figure 2 As shown, the dust removal device body 2 also includes a baffle 3, which is connected to both sides of the dust removal device body 2 and is located on both sides of the belt 1. The baffle 3, the belt 1 and the dust removal unit 7 enclose the dust removal cavity 4, and the dirty surface of the belt 1 is inserted into the dust removal cavity 4.

[0036] For the structure of the dust removal unit 7, please refer to Figure 3-Figure 6 As shown, the air outlet hole group includes a first air outlet hole 8 and a second air outlet hole 11, and the adsorption hole group includes a first adsorption hole 9 and a second adsorption hole 10. The first air outlet hole 8 and the second air outlet hole 11 are respectively arranged to cross the first adsorption hole 9 and the second adsorption hole 10 along the diagonal line of the dust removal unit 7 to form an annular airflow;

[0037] Specifically, the dust removal device body 2 also includes an adsorption pipeline 14 and an air outlet pipeline 15, which are symmetrically arranged along the axis of the dust removal device body 2, and the adsorption pipeline 14 and the air outlet pipeline 15 are both flow channel pipes arranged on the dust removal device body 2, and an adsorption pipeline interface 12 connected to the vacuum generating device is arranged in the middle of the adsorption pipeline 14, and an air outlet pipeline interface 13 connected to the air compression device is arranged in the middle of the air outlet pipeline 15, and the first air outlet hole 8 and the second air outlet hole 11 are both connected to the air outlet pipeline 15, and the first adsorption hole 9 and the second adsorption hole 10 are both connected to the adsorption pipeline 14.

[0038] In this embodiment, in order to further improve the cleaning effect, Figure 5 and Figure 6 As shown, the second air outlet hole 11 is an inclined hole and is directly connected to the air outlet pipe 15, and the second adsorption hole 10 is an inclined hole and is directly connected to the adsorption pipe 14. Blowing at an angle on the belt plane can more efficiently remove foreign matter from the belt.

[0039] Example 2

[0040] In order to make the dust removal device have self-cleaning capability, this embodiment 2 provides another dust removal device for PVD unloading runway based on the technical solution of embodiment 1, such as Figure 1-Figure 9 As shown, the dust removal device body 2 also includes a PLC control component. The side wall of the dust removal device body 2 is provided with a vibrator mounting hole 6, and a vibrator 16 is provided in the vibrator mounting hole 6. The PLC control component is electrically connected to the vibrator 16 and the belt 1. When the PLC control component detects that the photovoltaic cells are being transported on the belt, the vibrator 16 does not work. Otherwise, the runway cleaning work is performed, and the dust removal cavity 4 is vibrated for self-cleaning, which reduces the work of personnel and the equipment does not need to be shut down.

[0041] In some embodiments, in order to avoid interference of the airflow to the production area, throttle valves are provided at the adsorption pipeline interface 12 and the air outlet pipeline interface 13 to adjust the size of the airflow.

[0042] In some embodiments, a vacuum generator silencer is provided at the adsorption pipeline interface 12 to collect dust particles while silencing them for regular centralized treatment.

[0043] In some embodiments, the installation and positioning method uses a positioning spring 5 to be locked on the fixed plate of the belt 1, which ensures the vibration effect while reducing the impact of the vibration transmitted to the fixed plate, thereby achieving the purpose of self-cleaning.

[0044] The specific implementation methods described above further illustrate the purpose, technical solutions and beneficial effects of the utility model in detail. It should be understood that the above description is only the specific implementation method of the utility model and is not used to limit the protection scope of the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A dust removal device for a PVD unloading runway, comprising a dust removal device body (2) arranged below a belt (1), characterized in that: The dust removal device body (2) comprises a dust removal cavity (4) for cleaning the belt (1); A dust removal unit (7) is provided at the bottom of the dust removal cavity (4), and the dust removal unit (7) comprises a cross-arranged air outlet group and an adsorption hole group, and the air outlet hole group and the adsorption hole group form an annular airflow on the surface of the belt (1).

2. A dust removal device for a PVD unloading runway according to claim 1, characterized in that: At least one group of the dust removal units (7) is arranged along the dust removal cavity (4).

3. A dust removal device for a PVD unloading runway according to claim 1, characterized in that: The dust removal device body (2) further comprises a baffle (3), wherein the baffle (3) is arranged on both sides of the belt (1), and the baffle (3), the belt (1) and the dust removal unit (7) form the dust removal cavity (4).

4. A dust removal device for a PVD unloading runway according to claim 1, characterized in that: The air outlet hole group includes a first air outlet hole (8) and a second air outlet hole (11), and the adsorption hole group includes a first adsorption hole (9) and a second adsorption hole (10); The first air outlet hole (8) and the second air outlet hole (11) are arranged to intersect with the first adsorption hole (9) and the second adsorption hole (10) respectively along the diagonal line of the dust removal unit (7).

5. A dust removal device for a PVD unloading runway according to claim 4, characterized in that: The dust removal device body (2) further comprises an adsorption pipeline (14) and an air outlet pipeline (15); the adsorption pipeline (14) and the air outlet pipeline (15) are both flow channel pipes arranged on the dust removal device body (2); the first air outlet hole (8) and the second air outlet hole (11) are both connected to the air outlet pipeline (15); and the first adsorption hole (9) and the second adsorption hole (10) are both connected to the adsorption pipeline (14).

6. A dust removal device for a PVD unloading runway according to claim 5, characterized in that: The second air outlet hole (11) is an inclined hole directly connected to the air outlet pipeline (15), and the second adsorption hole (10) is an inclined hole directly connected to the adsorption pipeline (14).

7. A dust removal device for a PVD unloading runway according to claim 5, characterized in that: An adsorption pipeline interface (12) connected to a vacuum generating device is provided in the middle of the adsorption pipeline (14), and an air outlet pipeline interface (13) connected to an air compression device is provided in the middle of the air outlet pipeline (15).

8. A dust removal device for a PVD unloading runway according to claim 7, characterized in that: Throttle valves are provided at the adsorption pipeline interface (12) and the gas outlet pipeline interface (13).

9. A dust removal device for a PVD unloading runway according to claim 1, characterized in that: A vibrator mounting hole (6) is provided on the side wall surface of the dust removal device body (2), and a vibrator (16) is provided in the vibrator mounting hole (6).

10. A dust removal device for a PVD unloading runway according to claim 9, characterized in that: The dust removal device body (2) also includes a PLC control component, and the PLC control component is electrically connected to the vibrator (16) and the belt (1).

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