Photovoltaic connector production and assembly device

Abstract

The invention belongs to the technical field of solar industry, and provides a photovoltaic connector production and assembly device which comprises a production mold, the production mold is provided with a mounting cavity, a mold core and a heat dissipation block are arranged in the mounting cavity, the mounting cavity is rotationally connected with an opening and closing door, and the opening and closing door is used for controlling whether the mounting cavity is communicated with the outside or not. The opening and closing door is connected with a synchronous assembly, the synchronous assembly is connected with a driving assembly, the heat dissipation block is provided with a heat dissipation assembly, the heat dissipation assembly is connected with an adjusting assembly, and the adjusting assembly is used for controlling the direction and speed of airflow caused by the heat dissipation assembly. By arranging the rotatable opening and closing door, the mounting cavity is effectively blocked, so that the mounting cavity can be completely sealed in the injection molding process, heat loss is effectively prevented, heat loss is remarkably reduced in the injection molding process, the energy utilization efficiency is improved, the production cost is reduced, and the heat loss is reduced.

Description

Technical Field

[0001] The invention belongs to the technical field of solar energy industry, and in particular is a photovoltaic connector production and assembly device. Background Art

[0002] Photovoltaics is a technology that converts sunlight into electrical energy based on the photoelectric effect. Photovoltaic connectors are electrical connectors used to connect the various components in the photovoltaic system. Their main function is to safely and reliably transmit the direct current generated by photovoltaic panels to inverters or other equipment. The various components in the photovoltaic system need to be connected by cables through photovoltaic connectors.

[0003] A Chinese patent with announcement number CN114566851B discloses a production device and a method for using a photovoltaic power generation cable connector, including a base, a support plate, a first mounting plate, a second mounting plate, a third mounting plate, a top plate and a mold core, wherein a cutting mechanism for cutting the outer insulating layer of a photovoltaic cable is arranged on one side of the support plate, and a mounting and fixing mechanism for connecting and manufacturing the photovoltaic cable and the connector is arranged on the top of the first mounting plate; the present invention uses a cutting mechanism and a mounting and fixing mechanism, and when it is necessary to manufacture the photovoltaic cable and the connector together, the outer insulating layer of the photovoltaic cable is cut by the cutting piece in the cutting mechanism, and the photovoltaic cable can be fixed during the manufacturing process by the baffle, baffle plate and fixing piece inside the mounting and fixing mechanism, so that the photovoltaic cable will not shake or rotate during the manufacturing process, resulting in the connector and the photovoltaic cable not being connected tightly enough, thereby preventing the photovoltaic cable from having problems such as false connection in subsequent use.

[0004] Regarding the above-mentioned related technologies, the inventor believes that the following defects exist: the patent dissipates heat by opening heat dissipation holes and installing fan blades in the heat dissipation holes to increase the efficiency of heat dissipation. However, while the heat dissipation holes connect the interior with the outside world and have the function of heat dissipation, they will also accelerate the loss of heat from the newly injected plastic, causing the plastic to cool down during the injection process, which will affect the quality of the injection molding, resulting in an uneven product surface, and there is a risk of plastic cooling and solidification.

[0005] To this end, those skilled in the art have proposed a photovoltaic connector production and assembly device to solve the problems raised by the background technology. Summary of the invention

[0006] In order to solve the above technical problems, the present invention provides a photovoltaic connector production and assembly device to solve the problem in the prior art that the heat dissipation holes connect the interior with the outside world and have the function of heat dissipation, but at the same time they also accelerate the loss of heat of the newly injected plastic, causing the plastic to cool down during the injection process, which will affect the quality of the injection molding, resulting in an uneven product surface, and there is a risk of plastic cooling and solidification.

[0007] A photovoltaic connector production and assembly device includes a production mold, the production mold is provided with an installation cavity, the installation cavity is provided with a mold core and a heat sink, the installation cavity is rotatably connected to an opening and closing door, the opening and closing door is used to control whether the installation cavity is connected to the outside, the opening and closing door is connected to a synchronization component, the synchronization component is connected to a driving component, the heat sink is provided with a heat sink component, the heat sink component is connected to an adjustment component, and the adjustment component is used to control the direction and speed of the airflow caused by the heat sink component.

[0008] Preferably, a first lap groove and a second lap groove are respectively formed at both ends of the plurality of opening and closing doors, and a first lap board and a second lap board are formed, the first lap groove is adapted to the shape of the second lap board, and the second lap groove is adapted to the shape of the first lap board.

[0009] Preferably, the synchronization component includes a connecting plate fixedly connected to the opening and closing door, the connecting plate is rotatably connected to a synchronization plate, the synchronization plate is fixedly connected to a first transmission plate, and the first transmission plate is rotatably connected to a second transmission plate.

[0010] Preferably, the driving assembly comprises a synchronizing shaft fixedly connected to the second transmission plate, the synchronizing shaft is fixedly connected to a driving gear, the driving gear is meshed with a rack, and the rack is fixedly connected to an electric push rod.

[0011] Preferably, a mounting groove is provided on the upper surface of the mounting cavity, the synchronization assembly and the driving assembly are located in the mounting groove, the driving gear is rotationally connected to the mounting groove, and the electric push rod is fixedly connected to the mounting groove.

[0012] Preferably, the heat dissipation assembly includes a heat dissipation hole opened on the heat dissipation hole, a support plate is fixedly installed in the heat dissipation hole, a drive motor is fixedly installed on the support plate, the drive motor is fixedly connected to a rotating rod, and the rotating rod is connected to a fan blade.

[0013] Preferably, the adjustment assembly includes an installation box fixedly connected to the rotating rod, an adjustment motor is fixedly installed in the installation box, the adjustment motor is fixedly connected to a drive shaft, the drive shaft is fixedly connected to a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is fixedly connected to a transmission rod, and the transmission rod is fixedly connected to a sleeve.

[0014] Preferably, the diameter of the first bevel gear is smaller than the diameter of the second bevel gear, and a plurality of the second bevel gears are arranged in a circle with the drive shaft as the center.

[0015] Preferably, one end of the transmission rod away from the second bevel gear passes through the mounting box and is fixedly connected to the sleeve, and the sleeve is fixedly connected to the fan blade.

[0016] Preferably, a load-bearing plate is fixedly connected inside the heat dissipation hole, and the load-bearing plate is rotatably connected to the rotating rod.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. The present invention realizes effective blocking of the installation cavity by providing a rotatable opening and closing door, so that the installation cavity can be completely closed during the injection molding process, effectively preventing heat loss, thereby significantly reducing heat loss during the injection molding process, which not only improves energy utilization efficiency and reduces production costs, but also reduces heat loss. A more stable and uniform temperature environment can be maintained inside the production mold, which is crucial for the uniform flow of injection molding materials and the precise molding of products.

[0019] 2. The present invention provides precise control through the synchronization component and the driving component, thereby ensuring the synchronization and stability of the opening or closing of the opening and closing doors. The driving component drives the synchronization component to work, so that multiple opening and closing doors rotate synchronously to achieve rapid closing or opening.

[0020] 3. The present invention drives the drive shaft to rotate by adjusting the motor, and then the first bevel gear drives the second bevel gear to rotate. At this time, the transmission rod, sleeve and fan blades are deflected, which changes the inclination angle of the fan blades, optimizes the direction and speed of the airflow, and thus improves the working efficiency of the fan blades. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is an overall schematic diagram of a photovoltaic connector production and assembly device;

[0022] Figure 2 A schematic diagram of the internal parts of a photovoltaic connector production assembly device;

[0023] Figure 3 A three-dimensional bottom view of an opening and closing door, a synchronization component and a driving component of a photovoltaic connector production and assembly device;

[0024] Figure 4 A plan view of an opening and closing door, a synchronization component and a drive component of a photovoltaic connector production and assembly device;

[0025] Figure 5 A schematic diagram of a heat dissipation component and an adjustment component of a photovoltaic connector production and assembly device;

[0026] Figure 6 A schematic diagram of a heat dissipation component and an adjustment component of a photovoltaic connector production and assembly device after the installation box is removed.

[0027] In the figure:

[0028] 1. Production mold; 2. Installation cavity; 3. Mold core; 4. Heat dissipation block; 5. Opening and closing door; 6. Synchronous component; 601. Connecting plate; 602. Synchronous plate; 603. First transmission plate; 604. Second transmission plate; 7. Driving component; 701. Synchronous shaft; 702. Driving gear; 703. Rack; 704. Electric push rod; 8. Heat dissipation component; 801. Heat dissipation hole; 802. Support plate; 803. Driving motor; 804. Rotating rod; 805. Fan blade; 9. Adjustment component; 901. Installation box; 902. Adjustment motor; 903. Drive shaft; 904. First bevel gear; 905. Second bevel gear; 906. Transmission rod; 907. Sleeve; 10. First lap groove; 11. Second lap groove; 12. First lap board; 13. Second lap board; 14. Load-bearing plate. DETAILED DESCRIPTION

[0029] The following embodiments of the present invention are described in further detail in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0030] Embodiment 1

[0031] As attached Figure 1 , Figure 2 , Figure 4 , Figure 5 As shown, the present invention provides a photovoltaic connector production and assembly device, including a production mold 1, wherein the production mold 1 is used to make a photovoltaic connector, the production mold 1 is provided with an installation cavity 2, a mold core 3 and a heat sink 4 are arranged in the installation cavity 2, wherein the heat sink 4 is used to absorb heat and accelerate the cooling and forming of the plastic in the mold core 3, the installation cavity 2 is rotatably connected with an opening and closing door 5, the opening and closing door 5 is used to control whether the installation cavity 2 is connected with the outside world, when the opening and closing door 5 rotates to connect the installation cavity 2 with the outside world, air can flow, and accelerate the cooling and forming of the plastic, when the opening and closing door 5 rotates to isolate the installation cavity 2 from the outside world, heat loss during the injection molding process is avoided, affecting the product quality, the opening and closing door 5 is connected with a synchronization component 6, wherein the synchronization component 6 enables multiple opening and closing doors 5 to rotate synchronously, thereby realizing rapid closing or opening, the synchronization component 6 is connected with a driving component 7, wherein the driving component 7 is used to control the operation of the synchronization component 6, the heat sink 4 is provided with a heat dissipation component 8, wherein the heat dissipation component 8 is used to drive the air flow, thereby reducing the temperature in the installation cavity 2, and the heat dissipation component 8 is connected with an adjustment component 9, and the adjustment component 9 is used to control the direction and speed of the airflow caused by the heat dissipation component 8.

[0032] As can be seen from the above, the drive component 7 drives the synchronization component 6 to work, and the synchronization component 6 causes the multiple opening and closing doors 5 to rotate to form a barrier to isolate the installation cavity 2 from the outside world. Then the plastic is injected into the mold core 3. At this time, the installation cavity 2 is a closed space, which can avoid heat loss during the injection molding process and affect the product quality. After the injection molding is completed, the drive component 7 drives the synchronization component 6 to work, and the synchronization component 6 causes the multiple opening and closing doors 5 to rotate, so that the installation cavity 2 is connected to the outside world. The heat dissipation component 8 drives the air flow, and the direction and speed of the airflow caused by the heat dissipation component 8 are controlled by adjusting the component 9 to accelerate the cooling and molding of the plastic.

[0033] Embodiment 2

[0034] As attached Figure 1 To Attachment Figure 4 As shown, this embodiment is basically the same as the previous embodiment, except that a first lap groove 10 and a second lap groove 11 are respectively provided at both ends of the plurality of opening and closing doors 5, and a first lap plate 12 and a second lap plate 13 are formed, the first lap groove 10 is adapted to the second lap plate 13 in shape, and the second lap groove 11 is adapted to the first lap plate 12 in shape. When the installation cavity 2 is connected to the outside, the plurality of opening and closing doors 5 are parallel. When the installation cavity 2 is isolated from the outside, the plurality of opening and closing doors 5 are arranged in a row and connected end to end, and are ensured to be airtight by the first lap groove 10 and the second lap plate 13, and the second lap groove 11 and the first lap plate 12.

[0035] Specifically, the synchronization component 6 includes a connecting plate 601 fixedly connected to the opening and closing door 5, and multiple connecting plates 601 are rotatably connected to a synchronization plate 602, wherein the synchronization plate 602 can drive multiple opening and closing doors 5 to rotate through the connecting plate 601, thereby controlling whether the installation cavity 2 is connected to the outside world, and the synchronization plate 602 is fixedly connected to a first transmission plate 603, and the first transmission plate 603 is rotatably connected to a second transmission plate 604, wherein the first transmission plate 603 and the second transmission plate 604 cooperate to transmit the force of the driving component 7, thereby causing the synchronization plate 602 to swing.

[0036] Furthermore, the driving assembly 7 includes a synchronous shaft 701 fixedly connected to the second transmission plate 604, and the synchronous shaft 701 is fixedly connected to a driving gear 702, wherein the driving gear 702 and the second transmission plate 604 are caused to rotate synchronously through the synchronous shaft 701, and the driving gear 702 is meshed with a rack 703, wherein the movement of the rack 703 drives the driving gear 702 to rotate, and then the second transmission plate 604 rotates, and the rack 703 is fixedly connected to an electric push rod 704, and the direction of movement of the rack 703 is controlled by the extension and retraction of the electric push rod 704, thereby controlling the rotation direction of the driving gear 702 and the second transmission plate 604.

[0037] Furthermore, a mounting groove is provided on the upper surface of the mounting cavity 2, the synchronization assembly 6 and the driving assembly 7 are located in the mounting groove, the driving gear 702 is rotationally connected to the mounting groove, and the electric push rod 704 is fixedly connected to the mounting groove.

[0038] As can be seen from the above, the direction of movement of the rack 703 is controlled by the extension and retraction of the electric push rod 704, and the movement of the rack 703 drives the driving gear 702 to rotate, and then the rotation direction of the driving gear 702 and the second transmission plate 604 is controlled according to whether the installation cavity 2 needs to be connected to the outside world. The driving gear 702 and the second transmission plate 604 drive the first transmission plate 603 to swing, and then drive the synchronous plate 602 to swing. The synchronous plate 602 drives the multiple opening and closing doors 5 to rotate through the connecting plate 601. When the multiple opening and closing doors 5 rotate to be parallel, the installation cavity 2 is connected to the outside world. When the multiple opening and closing doors 5 rotate to a row of end-to-end connection, the installation cavity 2 is isolated from the outside world.

[0039] Embodiment 3

[0040] As attached Figure 2 , Attachment Figure 5 , Attachment Figure 6 As shown, this embodiment is basically the same as the previous embodiment, with the difference that the heat dissipation component 8 includes a heat dissipation hole 801 opened on the heat dissipation hole 801, wherein the heat of the mold core 3 flows to the outside through the heat dissipation hole 801, and a support plate 802 is fixedly installed in the heat dissipation hole 801, wherein the support plate 802 is used to provide an installation position for the drive motor 803, and the support plate 802 is fixedly installed with a drive motor 803, and the drive motor 803 is fixedly connected to a rotating rod 804, and the rotating rod 804 is connected to a fan blade 805, and the drive motor 803 drives the rotating rod 804 to rotate, thereby driving the multiple fan blades 805 to rotate, generating airflow, and accelerating the outflow of hot air.

[0041] Specifically, the adjustment component 9 includes an installation box 901 fixedly connected to the rotating rod 804, wherein the installation box 901 is used to protect the internal parts, and an adjustment motor 902 is fixedly installed in the installation box 901, and the adjustment motor 902 is fixedly connected to a driving shaft 903, and the adjustment motor 902 drives the driving shaft 903 to rotate, and the driving shaft 903 is fixedly connected to a first bevel gear 904, and the first bevel gear 904 rotates synchronously with the driving shaft 903, and the first bevel gear 904 is meshed with a second bevel gear 905, and the first bevel gear 904 drives the second bevel gear 905 to rotate, and the second bevel gear 905 is fixedly connected to a transmission rod 906, and the transmission rod 906 is fixedly connected to a sleeve 907, and the second bevel gear 905 drives the transmission rod 906 and the sleeve 907 to rotate together.

[0042] Furthermore, the diameter of the first bevel gear 904 is smaller than the diameter of the second bevel gear 905, which increases the torque and facilitates the rotation of the transmission rod 906 and the sleeve 907, thereby changing the inclination angle of the fan blade 805. Several second bevel gears 905 are arranged in a circle with the drive shaft 903 as the center.

[0043] Furthermore, one end of the transmission rod 906 away from the second bevel gear 905 passes through the installation box 901 and is fixedly connected to the sleeve 907. The sleeve 907 is fixedly connected to the fan blade 805. The rotation of the sleeve 907 will drive the fan blade 805 to rotate together, and the inclination angle of the fan blade 805 changes.

[0044] Furthermore, a load-bearing plate 14 is fixedly connected inside the heat dissipation hole 801 , and the load-bearing plate 14 is rotatably connected to the rotating rod 804 . The load-bearing plate 14 provides support for the rotating rod 804 and the adjustment assembly 9 .

[0045] As can be seen from the above, when the multiple opening and closing doors 5 rotate to be parallel, the installation cavity 2 is connected to the outside world. At this time, it is necessary to start the heat dissipation component 8 to reduce the temperature in the installation cavity 2, accelerate the cooling and formation of the plastic, and the heat of the mold core 3 flows to the outside world through the heat dissipation hole 801. At the same time, the driving motor 803 drives the rotating rod 804 to rotate, thereby driving the multiple fan blades 805 to rotate, generating airflow and accelerating the outflow of hot air. During the heat dissipation period, the adjustment motor 902 can be started, and the adjustment motor 902 drives the driving shaft 903 to rotate, thereby driving the first bevel gear 904 to rotate, and the first bevel gear 904 drives the second bevel gear 905 to rotate, and the second bevel gear 905 drives the transmission rod 906, the sleeve 907 and the fan blade 805 to rotate with the transmission rod 906 as the axis, thereby changing the inclination angle of the fan blade 805, thereby optimizing the direction and speed of the airflow, thereby improving the working efficiency of the fan blade 805, and adjusting the inclination angle of the fan blade 805 can also change the interaction between the airflow and the fan blade 805, reduce turbulence and eddy currents, and thus reduce noise.

[0046] The standard parts used in the present invention can all be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0047] In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. "Multiple" means two or more, unless otherwise clearly and specifically defined.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0050] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0051] In the drawings of the embodiments disclosed in the present invention, only the structures related to the embodiments disclosed in the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.

[0052] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A photovoltaic connector production and assembly device, comprising a production mold (1), wherein the production mold (1) is provided with an installation cavity (2), wherein a mold core (3) and a heat sink (4) are arranged in the installation cavity (2), characterized in that: The installation cavity (2) is rotatably connected to an opening and closing door (5), the opening and closing door (5) is used to control whether the installation cavity (2) is connected to the outside, the opening and closing door (5) is connected to a synchronization component (6), the synchronization component (6) is connected to a driving component (7), the heat dissipation block (4) is provided with a heat dissipation component (8), the heat dissipation component (8) is connected to an adjustment component (9), and the adjustment component (9) is used to control the direction and speed of the airflow caused by the heat dissipation component (8).

2. A photovoltaic connector production and assembly device as claimed in claim 1, characterized in that: A first lap groove (10) and a second lap groove (11) are respectively formed at both ends of the plurality of opening and closing doors (5), and a first lap plate (12) and a second lap plate (13) are formed, wherein the first lap groove (10) is adapted to the second lap plate (13) in shape, and the second lap groove (11) is adapted to the first lap plate (12) in shape.

3. A photovoltaic connector production and assembly device as claimed in claim 2, characterized in that: The synchronization component (6) comprises a connecting plate (601) fixedly connected to the opening and closing door (5); the connecting plate (601) is rotatably connected to a synchronization plate (602); the synchronization plate (602) is fixedly connected to a first transmission plate (603); and the first transmission plate (603) is rotatably connected to a second transmission plate (604).

4. A photovoltaic connector production and assembly device as claimed in claim 3, characterized in that: The driving assembly (7) comprises a synchronous shaft (701) fixedly connected to the second transmission plate (604), the synchronous shaft (701) being fixedly connected to a driving gear (702), the driving gear (702) being meshed with a rack (703), and the rack (703) being fixedly connected to an electric push rod (704).

5. A photovoltaic connector production and assembly device as claimed in claim 4, characterized in that: The upper surface of the installation cavity (2) is provided with an installation groove, the synchronization component (6) and the drive component (7) are located in the installation groove, the drive gear (702) is rotatably connected to the installation groove, and the electric push rod (704) is fixedly connected to the installation groove.

6. A photovoltaic connector production and assembly device as claimed in claim 5, characterized in that: The heat dissipation assembly (8) comprises a heat dissipation hole (801) opened on the heat dissipation hole (801), a support plate (802) is fixedly installed in the heat dissipation hole (801), a drive motor (803) is fixedly installed on the support plate (802), the drive motor (803) is fixedly connected to a rotating rod (804), and the rotating rod (804) is connected to a fan blade (805).

7. A photovoltaic connector production and assembly device as claimed in claim 6, characterized in that: The adjustment assembly (9) comprises a mounting box (901) fixedly connected to the rotating rod (804), an adjustment motor (902) fixedly installed in the mounting box (901), the adjustment motor (902) fixedly connected to a driving shaft (903), the driving shaft (903) fixedly connected to a first bevel gear (904), the first bevel gear (904) meshing with a second bevel gear (905), the second bevel gear (905) fixedly connected to a transmission rod (906), and the transmission rod (906) fixedly connected to a sleeve (907).

8. A photovoltaic connector production and assembly device as claimed in claim 7, characterized in that: The diameter of the first bevel gear (904) is smaller than the diameter of the second bevel gear (905), and a plurality of the second bevel gears (905) are arranged on a circle with the drive shaft (903) as the center.

9. A photovoltaic connector production and assembly device as claimed in claim 8, characterized in that: One end of the transmission rod (906) away from the second bevel gear (905) passes through the mounting box (901) and is fixedly connected to the sleeve (907), and the sleeve (907) is fixedly connected to the fan blade (805).

10. A photovoltaic connector production and assembly device as claimed in claim 9, characterized in that: A load-bearing plate (14) is fixedly connected inside the heat dissipation hole (801), and the load-bearing plate (14) is rotatably connected to the rotating rod (804).

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