CN218691893U - Automatic cleaning device of outdoor HJT battery pack - Google Patents

Abstract

The utility model belongs to the technical field of the HJT battery, a outdoor HJT battery pack's automatic cleaning device is provided, can drive first slide bar at the first direction upward movement through first threaded rod and second threaded rod, can drive the second slide bar through second threaded rod and third threaded rod and move in the second direction, because first slide bar and second slide bar set up perpendicularly, realized through two through-holes of perpendicular seting up respectively with first slide bar and the removal of second slide bar sliding connection clearance mechanism in arbitrary orientation, thereby realized the all-round automatic clearance to the outer glass of HJT battery pack.

Description

Automatic cleaning device of outdoor HJT battery pack

Technical Field

The utility model belongs to the technical field of the HJT battery, concretely relates to outdoor HJT battery pack's automatic cleaning device.

Background

The essence of the rapid development of the photovoltaic industry chain in recent years is that the technology drives to reduce cost and improve efficiency, the current single crystal trend is established, the efficiency improvement progress of a P-type battery is slowed, the efficiency improvement potential of an N-type battery is large, the future is expected, the most expected change of the photovoltaic industry is considered to be that the battery link is changed from the P-type battery to the N-type battery, wherein a Heterojunction HJT (Heterojunction) battery becomes a next large tuyere of the photovoltaic industry due to high efficiency and great cost reduction potential, the HJT battery is a Heterojunction battery, is called a crystalline silicon Heterojunction solar battery, is an amorphous silicon film deposited on crystalline silicon, integrates the advantages of the crystalline silicon battery and a thin film battery, is one of important development directions of the high-conversion-efficiency silicon-based solar battery, and is one of the industry-recognized future battery technical solution due to high photoelectric conversion efficiency, excellent performance and large cost reduction space.

The inventor finds that when the HJT battery pack is used outdoors, due to the reason of external weather, dust in the air can be mixed with rainwater frequently to form slurry to be adhered to the surface of the outermost glass of the HJT battery pack to form blocky stains, and due to the fact that the surface of the HJT battery pack is not cleaned or manually cleaned directly for a long time, the stains can shield the irradiation of sunlight on the HJT battery pack, so that the area of the HJT battery pack for receiving illumination is reduced, and the photoelectric conversion efficiency of the HJT battery pack is further reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned problem, provided an outdoor HJT battery pack's automatic cleaning device, the utility model discloses can realize the all-round clearance to the outer glass of HJT battery pack.

According to some embodiments, the utility model provides an outdoor HJT battery pack's automatic cleaning device adopts following technical scheme:

an automatic cleaning device for outdoor HJT battery pack, comprising:

the shell is of a frame structure or a box body structure;

the first threaded rod and the second threaded rod are arranged at two ends of the shell in parallel and are connected with a first driving structure;

two ends of the first sliding rod are respectively connected with the first threaded rod and the second threaded rod through a first sliding block and a second sliding block;

the third threaded rod and the fourth threaded rod are arranged perpendicular to the first threaded rod and the second threaded rod and are connected with a second driving structure;

two ends of the second sliding rod are connected with the third threaded rod and the fourth threaded rod through a third sliding block and a fourth sliding block respectively;

and the cleaning mechanism is respectively connected with the first sliding rod and the second sliding rod in a sliding manner through two through holes which are vertically formed.

Furthermore, on the shell, the one end that is located second spiral shell screw rod is provided with first drive structure, first drive structure with connect through gear drive between the second spiral shell screw rod.

Furthermore, a first belt pulley and a second belt pulley are respectively arranged at one ends, far away from the first driving structure, of the first threaded rod and the second threaded rod; a first belt is arranged between the first belt pulley and the second belt pulley.

Furthermore, on the shell, the one end that is located fourth spiral shell screw rod is provided with the second drive structure, the second drive structure with connect through gear drive between the fourth spiral shell screw rod.

Furthermore, a third belt pulley and a fourth belt pulley are respectively arranged at one end of the third threaded rod and one end of the fourth threaded rod, which are close to the second driving structure; a second belt is arranged between the third belt pulley and the fourth belt pulley.

Furthermore, the cleaning mechanism comprises a cleaning mechanism body, a first bevel gear rotatably arranged on the mechanism body, a second bevel gear rotatably arranged on the mechanism body, and a brush fixed on the second bevel gear.

Further, the first bevel gear is in threaded connection with the first sliding rod, and the second bevel gear is perpendicular to and meshed with the first bevel gear.

Further, the first slide bar and the second slide bar are not on the same plane.

Furthermore, a reset frame is arranged on the shell.

Furthermore, a connecting rod is fixed on one side of the shell, and a camera is arranged at one end, far away from the shell, of the connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a first threaded rod and second threaded rod can drive first slide bar at the first direction upward movement, can drive the second slide bar through second threaded rod and third threaded rod and move in the second direction, because first slide bar and second slide bar set up perpendicularly, realized through two through-holes of seting up perpendicularly respectively with first slide bar and the removal of second slide bar sliding connection clearance mechanism in arbitrary orientation to the all-round automatic clearance to HJT battery pack outer glass has been realized.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to constitute a limitation on the invention.

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

fig. 2 is a side view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a schematic diagram of the present invention for establishing a coordinate system on the upper surface of the HJT battery pack;

FIG. 5 is a schematic view of the structure of the cleaning slider according to the present invention;

wherein: 100. a housing; 200. an HJT battery pack; 300. a first fixed block; 400. a first rotating lever; 410. a first threaded rod; 420. a first slider; 430. a first pulley; 500. a second fixed block; 600. a second rotating lever; 610. a second threaded rod; 620. a second slider; 630. a second pulley; 640. a first belt; 650. a first slide bar; 660. a first gear; 670. a first motor; 680. a second gear; 700. a third fixed block; 710. a third rotating rod; 720. a third threaded rod; 730. a third slider; 740. a third belt pulley; 800. a fourth fixed block; 810. a fourth rotating rod; 820. a fourth threaded rod; 830. a fourth slider; 831. a second slide bar; 840. a third belt pulley; 850. a second belt; 860. a third gear; 870. a second motor; 880. a fourth gear; 900. a photovoltaic inverter; 910. a cleaning mechanism; 911. a first bevel gear; 912. a second bevel gear; 913. a brush; 920. a microcontroller; 930. a connecting rod; 940. a camera is provided.

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings and examples.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. 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.

Example 1:

as shown in fig. 1, the present embodiment provides an automatic cleaning device for an outdoor HJT battery assembly, including a housing 100, an HJT battery assembly 200, a first fixing block 300, a first rotating rod 400, a first threaded rod 410, a first sliding block 420, a first pulley 430, a second fixing block 500, a second rotating rod 600, a second threaded rod 610, a second sliding block 620, a second pulley 630, a first belt 640, a first sliding rod 650, a first gear 660, a first motor 670, a second gear 680, a third fixing block 700, a third rotating rod 710, a third threaded rod 720, a third sliding block 730, a third pulley 740, a fourth fixing block 800, a fourth rotating rod 810, a fourth threaded rod 820, a fourth sliding block 830, a second sliding rod 831, a third pulley 840, a second belt 850, a third gear 860, a second motor 870, a fourth gear 880, a photovoltaic inverter 900, a cleaning mechanism 910, a first bevel gear 912, a brush 911, a microcontroller 920, a connecting rod 913, and a camera 940.

The housing 100 may be provided in a frame structure or a box structure;

the first threaded rod 410 and the second threaded rod 610 are arranged at two ends of the shell 100 in parallel, and a first driving structure is connected with the first threaded rod 410 and the second threaded rod 610;

the two ends of the first sliding rod 650 are respectively connected with the first threaded rod 410 and the second threaded rod 610 through the first sliding block 420 and the second sliding block 620;

the third threaded rod 730 and the fourth threaded rod 830 are perpendicular to the first threaded rod 720 and the second threaded rod 820, and a second driving structure is connected to the third threaded rod 730 and the fourth threaded rod 830; the first and second drive structures may be provided as stepper motors;

two ends of the second sliding rod 831 are respectively connected with the third threaded rod 720 and the fourth threaded rod 820 through a third sliding block 730 and a fourth sliding block 830;

the cleaning mechanism 910 is respectively connected with the first sliding rod 650 and the second sliding rod 831 in a sliding manner through two through holes vertically formed in the body; it can be understood that the inner diameters of two holes opened on the cleaning mechanism 910 body are larger than the diameters of the first sliding rod 650 and the second sliding rod 831, so as to realize the sliding connection between the cleaning mechanism 910 and the first sliding rod 650 and the second sliding rod 831.

Specifically, the HJT battery assembly 200 may be fixedly mounted in the middle of the upper end of the inner wall of the casing 100, the HJT battery assembly 200 converts solar energy into electric energy, the first fixed blocks 300 are symmetrically and fixedly mounted in front and back of the left side of the upper end of the inner wall of the casing 100, the first rotating rod 400 is rotatably connected to opposite surfaces of the two first fixed blocks 300, and the first fixed blocks 300 and the first rotating rod 400 may be rotatably connected in a manner that a bearing is disposed on the first fixed blocks 300, for example, an outer ring of the bearing is fixedly connected to the first fixed blocks 300, and an inner ring of the bearing is connected to the first rotating rod 400; the first threaded rod 410 is formed by arranging threads on the outer wall of the first rotating rod 400, or the first threaded rod 410 is welded on the first rotating rod 400, the first sliding block 420 is in threaded connection with the outer wall of the first threaded rod 410, it can be understood that a threaded hole is formed in the first sliding block 420, and the first belt pulley 430 is fixedly mounted at one end of the first rotating rod 400 or one end of the first threaded rod 410 (when the first threaded rod 410 is formed by arranging threads on the outer wall of the first rotating rod 400). The second fixed block 500 is symmetrically and fixedly mounted on the right side of the upper end of the inner wall of the shell 100 in a front-back mode, opposite faces of the two second fixed blocks 500 are rotatably connected with the second rotating rod 600, similarly, the second fixed block 500 can be rotatably connected with the second rotating rod 600 by arranging a bearing on the second fixed block 500, the outer wall of the second rotating rod 600 is provided with a thread to form the second threaded rod 610, or the second threaded rod 610 is welded on the second rotating rod 600, the outer wall of the second threaded rod 610 is in threaded connection with the second sliding block 620 in an understandable mode, a threaded hole is formed in the second sliding block 620, the second rotating rod 600 or the second threaded rod 610 (when the outer wall of the second rotating rod 600 is provided with a thread to form the second threaded rod 610) is fixedly mounted with the second belt pulley 630, the first belt 640 is connected between the first belt pulley 430, the left end of the first belt pulley 430 is connected with the first belt pulley 420, the first sliding block 650 is fixedly mounted with the second rotating rod 420, and the sliding block 650 is slidably connected with the opposite faces of the sliding block 910; second dwang 600 front end runs through fixed mounting behind the second fixed block 500 of front side have first gear 660, shell 100 inner wall upper end just is located the front side the outer wall left side fixed mounting of second fixed block 500 has first motor 670, first motor 670 output fixed mounting have second gear 680, second gear 680 with first gear 660 meshing is connected, first motor 670 drives second gear 680 with first gear 660 rotates, thereby drives second dwang 600 rotates, makes second sliding block 620 slides from beginning to end, second belt wheel 630 passes through first belt 640 drives first belt pulley 430 first dwang 400 with first threaded rod 410 rotates, makes first sliding block 420 slides from beginning to end, first dwang 420 with second sliding block 620 drives first sliding rod 650 slides from beginning to end, thereby makes clearance slider 910 realizes sliding from beginning to end.

The third fixed blocks 700 are symmetrically and fixedly mounted at the rear side of the upper end of the inner wall of the housing 100, the opposite surfaces of the two third fixed blocks 700 are rotatably connected with the third rotating rod 710, and similarly, the third fixed blocks 700 can be rotatably connected with the third rotating rod 710 by arranging bearings on the third fixed blocks 700; the outer wall of the third rotating rod 710 is provided with a thread to obtain the third threaded rod 720, or the third rotating rod 710 is fixedly connected with the third threaded rod 720, the outer wall of the third threaded rod 720 is in threaded connection with the third sliding block 730, it can be understood that the third sliding block 730 is provided with a threaded hole, and the left side of the third rotating rod 710 is fixedly provided with the third belt pulley 740; the front side of the upper end of the inner wall of the outer shell 100 is fixedly provided with the fourth fixed block 800 in bilateral symmetry, opposite surfaces of the two fourth fixed blocks 800 are rotatably connected with the fourth rotating rod 810, the outer wall of the fourth rotating rod 810 is provided with threads to obtain the third threaded rod 720, or the fourth rotating rod 810 is fixedly connected with the fourth threaded rod 820, the outer wall of the fourth threaded rod 820 is in threaded connection with the fourth sliding block 830, understandably, a threaded hole is formed in the fourth sliding block 830, the third sliding block 730 and the fourth sliding block 830 are fixedly provided with the second sliding rod 831, the left end of the fourth rotating rod 810 is fixedly provided with the fourth gear wheel 840, the fourth belt wheel 840 and the third belt wheel 740 are connected with each other, the left end of the fourth rotating rod 810 penetrates through the left fourth fixed block 800, the third gear 860 is fixedly provided with the rear end of the fourth rotating rod 810, the outer shell 100 is fixedly provided with the second motor 870, the output end of the second motor rotating rod 870 is fixedly provided with the fourth gear 880, the fourth gear 880 is engaged with the third gear 860, the second sliding rod 870 is slidably connected with the cleaning slider 910, the fourth sliding rod 870 is slidably connected with the fourth sliding rod 830, so that the fourth sliding block 830 and the fourth sliding rod 830 can move forward and backward and forward and backward, and backward move through the fourth sliding block 910, so that the fourth sliding block 910 and the fourth sliding block 830 can drive the fourth sliding block 830.

In other embodiments, the microcontroller 920 may be further fixedly installed in the upper end of the lower side of the outer wall of the enclosure 100, the photovoltaic inverter 900 is fixedly installed in the middle of the upper end of the lower side of the outer wall of the enclosure 100 and located at the front end of the outer wall of the microcontroller 920, and the photovoltaic inverter 900 may be an inverter that converts the variable dc voltage generated by the photovoltaic solar panel into the ac power with the commercial power frequency, and is specifically configured as a conventional configuration, which is not described in detail herein. Optionally, the motors may be started and stopped manually by a worker according to the time and the number of polling times of the worker, the connecting rod 930 may be fixedly installed at the rear side of the outer wall of the housing 100, the camera 940 is fixedly installed at the front end of the outer wall of the connecting rod 930, the microcontroller 920 is electrically connected to the HJT battery assembly 200, the first motor 670, the second motor 870, the photovoltaic inverter 900 and the camera 940, and after the camera 940 photographs the HJT battery assembly 200, the microcontroller 920 compares the photographed picture with the original picture of the HJT battery assembly 200 to determine whether there is a stain on the surface of the HJT battery assembly 200, and if there is a stain, the microcontroller 920 controls the first motor 670 and the second motor 870 to be started, and drives the cleaning slider 910 to move at the spot to clean the stain.

The size of the opening at the upper end of the outer wall of the casing 100 is the same as that of the HJT battery module 200, the reset frame 110 is disposed at the upper end of the right side of the inner wall of the casing 100, and the reset frame 110 is used for placing the cleaning slider 910.

The second slide bar 831 and the first slide bar 650 are not on the same plane, and the second slide bar 831 is located above the outer wall of the first slide bar 650, so that the movements of the second slide bar 831 and the first slide bar 650 do not interfere with each other.

The first bevel gear 911 is rotatably connected to the right side of the outer wall of the cleaning slider 910, and may be implemented by providing a bearing, for example, an inner ring of the bearing is directly fixed to the cleaning slider 910 through a connecting rod, or the cleaning slider 910 is rotatably connected to the first bevel gear 911 through other conventional manners; the outer ring of the bearing is fixed with the first bevel gear 911, the first bevel gear 911 is in threaded connection with the first sliding rod 650, it can be understood that the outer wall of the first sliding rod 650 is provided with threads, the middle of the first bevel gear 911 is provided with a threaded hole to be matched with the first sliding rod 650, and the second bevel gear 912 is rotatably connected below the outer wall of the cleaning slider 910, which can be realized by arranging a bearing, for example, the inner ring of the bearing is fixed with the cleaning slider 910 through a connecting rod or directly, the outer ring of the bearing is fixed with the second bevel gear 912, or the cleaning slider 910 is rotatably connected with the second bevel gear 912 through other conventional manners; the second bevel gear 912 is meshed with the first bevel gear 911, and a brush 913 is fixedly mounted below the outer wall of the second bevel gear 912, so that when the cleaning slider 910 moves back and forth, the first sliding rod 650 can drive the first bevel gear 911 to rotate, the brush 913 is driven to rotate, and the cleaning effect on stains is further enhanced.

The connecting rod 930 is an arc-shaped rod, and the projection of the connecting rod on the vertical plane is on the casing 100, so that the connecting rod 930 can reduce the shielding of sunlight when irradiating the HJT battery assembly 200.

The brush 913 may be a high density fur brush, which can reduce glass abrasion to the surface of the HJT battery pack 200 while improving the cleaning effect of the brush 913.

The first motor 670 and the second motor 870 are both stepping motors, and the stepping motors can control the angular displacement amount through the number of received control pulses, so that the purpose of accurate positioning is achieved.

The working flow or principle of the embodiment is as follows:

the start and stop of each motor may be manually started by a worker according to the length of time and the number of times of polling of the worker, specifically, the second motor 870 is started, the first motor 670 drives the second gear 680 and the first gear 660 to rotate, so as to drive the second rotating rod 600 to rotate, so that the second sliding block 620 slides back and forth, the second pulley 630 drives the first pulley 430 and the first rotating rod 400 to rotate through the first belt 640, so as to slide the first sliding block 420 back and forth, the first sliding block 420 and the second sliding block 620 drive the first sliding rod 650 to slide back and forth, so as to slide the cleaning slider 910 back and forth, the second motor 870 drives the fourth gear 880 and the third gear 860 to rotate, so as to rotate the fourth rotating rod 810, so as to drive the third rotating rod 710 to rotate through the second belt 850, so as to move the fourth sliding block 830 and the third sliding block 730 left, the fourth sliding block 830 and the third sliding block drive the second sliding rod 831 to slide back and forth, so as to move the second sliding rod 710, so as to move the fourth sliding block 830 and the third sliding block 910 to move left, so as to further to clean the sliding block 910, so as to clean the stain and further move the first sliding block 910, and to clean the stain. Through belt cleaning device's washing in this embodiment, on the basis of guaranteeing the cleaning performance, avoided the problem of artificial manual direct clearance HJT group battery surface.

In some other embodiments, first, the camera 940 takes pictures of the HJT battery assembly 200 periodically, the microcontroller 920 compares the taken pictures with original pictures of the HJT battery assembly 200 to determine whether there is stains on the surface of the HJT battery assembly 200, if there is stains, the microcontroller 920 controls the first motor 670 and the second motor 870 to start, the first motor 670 drives the second gear 680 and the first gear 660 to rotate, so as to drive the second rotating rod 600 to rotate, so that the second sliding block 620 slides back and forth, the second pulley 630 drives the first pulley 430 and the first rotating rod 400 to rotate through the first belt 640, so as to slide the first sliding block 420 back and forth, the first sliding block 420 and the second sliding block 620 drive the first sliding rod 650 to slide back and forth, so that the cleaning sliding block 910 slides back and forth, the second motor 870 drives the fourth gear 880 and the third gear 860 to rotate, so that the fourth rotating rod 810 rotates, so that the second belt 850 drives the third rotating rod 710 to rotate, so that the fourth sliding block 830 and the third sliding block 730 move left and right, the fourth sliding block 830 and the third sliding block 730 drive the second sliding rod 831 to slide back and forth, so that the cleaning sliding block 910 slides left and right, the cleaning sliding block 910 cleans stains, and when the cleaning sliding block 910 moves back and forth, the first sliding rod 650 can drive the first bevel gear 911 to rotate, so that the brush 913 is driven to rotate, and the cleaning effect on stains is further enhanced.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An automatic cleaning device for outdoor HJT battery pack, comprising:

the shell is of a frame structure or a box body structure;

the first threaded rod and the second threaded rod are arranged at two ends of the shell in parallel and are connected with a first driving structure;

two ends of the first sliding rod are respectively connected with the first threaded rod and the second threaded rod through a first sliding block and a second sliding block;

the third threaded rod and the fourth threaded rod are arranged perpendicular to the first threaded rod and the second threaded rod and are connected with a second driving structure;

two ends of the second sliding rod are connected with the third threaded rod and the fourth threaded rod through a third sliding block and a fourth sliding block respectively;

and the cleaning mechanism is respectively connected with the first sliding rod and the second sliding rod in a sliding manner through two through holes which are vertically formed.

2. The automatic cleaning device for outdoor HJT battery pack of claim 1, wherein a first driving structure is disposed on the housing at one end of the second threaded rod, and the first driving structure is in gear transmission connection with the second threaded rod.

3. The automatic cleaning device for outdoor HJT battery pack of claim 2, wherein the first threaded rod and the second threaded rod are provided with a first pulley and a second pulley, respectively, at an end thereof remote from the first driving structure; a first belt is arranged between the first belt pulley and the second belt pulley.

4. The automatic cleaning device for outdoor HJT battery pack of claim 1, wherein a second driving structure is provided on the housing at one end of the fourth threaded rod, and the second driving structure is in gear transmission connection with the fourth threaded rod.

5. The automatic cleaning device for outdoor HJT battery pack of claim 4, wherein the third threaded rod and the fourth threaded rod are provided with a third pulley and a fourth pulley, respectively, near one end of the second driving structure; a second belt is arranged between the third belt pulley and the fourth belt pulley.

6. The automatic cleaning device for outdoor HJT battery pack of claim 1, wherein said cleaning mechanism includes a cleaning mechanism body, a first bevel gear rotatably mounted on said mechanism body, a second bevel gear rotatably mounted on said mechanism body, and a brush fixed to said second bevel gear.

7. The automatic cleaning device for outdoor HJT battery pack according to claim 6, wherein the first bevel gear is threaded to the first sliding rod and the second bevel gear is perpendicular to and meshed with the first bevel gear.

8. The apparatus of claim 6, wherein the first bar and the second bar are not in the same plane.

9. The automatic cleaning device for outdoor HJT battery pack of claim 1, wherein the housing has a reset frame.

10. The automatic cleaning device for outdoor HJT battery pack of claim 1, wherein a connecting rod is fixed to one side of said housing, and a camera is provided at an end of said connecting rod away from said housing.

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