A deceleration drive device for adjusting a photovoltaic power generation bracket

Abstract

The utility model discloses a reduction drive device for adjusting a photovoltaic power generation bracket, comprising a reducer housing and a cover plate detachably mounted on both sides of the reducer housing, wherein a first-stage input gear, a first double-linked gear, a second double-linked gear, a third double-linked gear and a fourth-stage output gear are mounted in the reducer housing. The device is provided with a multi-layer gear reduction structure, the input shaft is a hexagonal shaft, and the internal gears are provided with a four-stage transmission. The positioning between the gears is accurate, the reduction ratio is 1:241, the torque resistance is large, and the torque of 120Nm can be withstand to ensure the transmission efficiency; the device is provided with a reducer housing and a cover plate correspondingly mounted through a sealing rotary mechanism and a sealing gasket and a sealing ring, thereby ensuring its transmission efficiency and reducing noise, and the normal operating noise is less than 60dB, and at the same time, the driving motor can realize the position movement with the output gear through the adjustment seat, thereby changing the position and angle of the solar panel to maximize the use of solar energy.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic power generation, in particular to a speed reduction drive device for adjusting a photovoltaic power generation bracket. Background Art

[0002] In the prior art, in the field of photovoltaic power generation technology, in order to maintain the maximum working power of solar panels in photovoltaic power generation, the photovoltaic power generation bracket is usually set to an adjustable bracket structure that can be adjusted according to the position of the sun.

[0003] For example: "An adjustable photovoltaic bracket" disclosed in Publication (Announcement) No. CN204906282U; for example: "An adjustable photovoltaic bracket assembly and photovoltaic bracket" disclosed in Publication (Announcement) No. CN209375554U; for example: "An adjustable photovoltaic panel bracket" disclosed in Publication (Announcement) No. CN220457347U; the above technical solutions all disclose an adjustable photovoltaic bracket mechanism.

[0004] The adjustment mechanisms of existing adjustable photovoltaic supports are usually divided into two types. One is a lifting adjustment mechanism, which requires a lifting mechanism to adjust the angle. This adjustment method can basically only achieve adjustment in a single direction. The other adjustment form is to adjust through a reduction drive mechanism. In combination with the structure of the photovoltaic support, multi-angle adjustment can be achieved, so that the photovoltaic panel can always follow the sun for position adjustment.

[0005] On the one hand, the existing reduction drive device has poor sealing performance, which leads to high noise and gear precision positioning problems; on the other hand, the transmission efficiency is poor and the cost is high.

[0006] Therefore, in order to solve the above problems, it is necessary to develop a deceleration drive device for adjusting a photovoltaic power generation bracket that improves transmission efficiency and prolongs service life. Utility Model Content

[0007] The purpose of the utility model is to provide a deceleration drive device for adjusting a photovoltaic power generation bracket in view of the deficiencies in the prior art; the technical solution is as follows:

[0008] A speed reduction drive device for adjusting a photovoltaic power generation bracket comprises a speed reducer housing and cover plates detachably mounted on both sides of the speed reducer housing, wherein a first-stage input gear, a first duplex gear, a second duplex gear, a third duplex gear and a fourth-stage output gear are mounted in the speed reducer housing;

[0009] The first duplex gear comprises an integral coaxial primary output gear and a secondary input gear, wherein the primary output gear is meshed and installed correspondingly with the primary input gear;

[0010] The second duplex gear comprises an integral coaxial secondary output gear and a tertiary input gear, and the secondary output gear is meshed and installed correspondingly with the secondary input gear;

[0011] The third duplex gear comprises an integral coaxial three-stage output gear and a four-stage input gear, and the three-stage output gear is meshed and installed correspondingly with the three-stage input gear;

[0012] The four-stage input gear is meshed and installed correspondingly with the four-stage output gear, and finally the four-stage output gear is driven to rotate by the first-stage input gear.

[0013] Furthermore, an input shaft is correspondingly installed on the first-stage input gear, and the input shaft correspondingly passes through the cover plates on both sides of the reducer housing; and the input shaft is configured as a hexagonal input shaft.

[0014] Furthermore, an output shaft is correspondingly installed on the four-stage output gear, two ends of the output shaft extend from the two side covers respectively, and output gears are correspondingly installed on both ends of the output shaft.

[0015] Furthermore, the first-stage input gear, the first duplex teeth, the second duplex teeth and the third duplex teeth are all configured as powder metallurgy parts; and the material of the fourth-stage output gear is configured as 45# or Cr, and the tooth surface of the fourth-stage output gear is high-frequency quenched.

[0016] Furthermore, the other ends of the first-stage input gear, the first duplex gear, the second duplex gear, the third duplex gear and the fourth-stage output gear are respectively provided with ball bearings; and sealing rings are also provided at the places where the input shaft and the output shaft cooperate with the cover plate.

[0017] Furthermore, the reducer housing and the cover plates on both sides are correspondingly sealed and installed through the pin shaft and the sealing rotating mechanism, and the cover plates on both sides can be disassembled accordingly.

[0018] Furthermore, the reducer housing and the covers on both sides are provided with a nickel coating, and the coating thickness is greater than 8um.

[0019] Furthermore, a sealing gasket is provided between the reducer housing and the cover plates on both sides.

[0020] Beneficial effects: The utility model has the following beneficial effects:

[0021] 1) This device is equipped with a multi-layer gear reduction structure. The input shaft is a hexagonal shaft. The internal gear is equipped with a four-stage transmission. The gears are accurately positioned, the reduction ratio is 1:241, and the torque resistance is large. It can withstand a torque of 120Nm to ensure transmission efficiency.

[0022] 2) The device uses a sealed rotary mechanism and a sealing gasket and a sealing ring to install the reducer housing and cover plate, thereby ensuring its transmission efficiency and reducing noise. The normal operating noise is less than 60dB. At the same time, the drive motor can move the position of the output gear through the adjustment seat, thereby changing the position and angle of the solar panel to maximize the use of solar energy;

[0023] 3) The first, second and third gears in this device are all made of powder parts, the fourth stage uses 45# or 40Cr material, and the output gear tooth surface is high-frequency quenched to save costs to the maximum extent;

[0024] 4) The left and right output gears in this device can share the load and increase the service life, generally more than 10 years, and the end of the positioning shaft is fixed with a ball bearing to increase the service life; the front and rear boxes have sealing gaskets, and the input shaft and output shaft have sealing rings at the joints with the box to reduce grease loss in the box. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is the structural diagram of the utility model;

[0026] Figure 2 This is the front view inside the housing of the reducer of the utility model;

[0027] Figure 3 This is a three-dimensional diagram of the interior of the reducer housing of the utility model;

[0028] Figure 4 It is a top view of the utility model. DETAILED DESCRIPTION

[0029] The present invention is further explained below in conjunction with the accompanying drawings and specific embodiments. The embodiments are implemented based on the technical solution of the present invention. It should be understood that these embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention.

[0030] Example 1

[0031] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a reduction drive device for adjusting a photovoltaic power generation bracket in this embodiment comprises a reducer housing 1 and cover plates 2 detachably mounted on both sides of the reducer housing 1. A first-stage input gear 3, a first double-linked gear 4, a second double-linked gear 5, a third double-linked gear 6 and a fourth-stage output gear 7 are mounted in the reducer housing 1 of this embodiment;

[0032] The first duplex gear 4 of this embodiment comprises an integral coaxial primary output gear 41 and a secondary input gear 42. The primary output gear 41 of this embodiment is meshed and installed correspondingly to the primary input gear 3;

[0033] The second duplex gear 5 of this embodiment comprises an integral coaxial secondary output gear 51 and a tertiary input gear 52. The secondary output gear 51 of this embodiment is correspondingly meshed and installed with the secondary input gear 42;

[0034] The third duplex gear 6 of this embodiment includes an integral coaxial three-stage output gear 61 and a four-stage input gear 62. The three-stage output gear 61 of this embodiment is meshed and installed correspondingly with the three-stage input gear 52;

[0035] In this embodiment, the four-stage input gear 62 is meshed and installed correspondingly with the four-stage output gear 7 , and finally the four-stage output gear 7 is driven to rotate through the one-stage input gear 3 .

[0036] An input shaft 8 is correspondingly mounted on the primary input gear 3 of the present embodiment. The input shaft 8 passes through the cover plates 2 on both sides of the reducer housing 1. The input shaft 8 of the present embodiment is configured as a hexagonal input shaft.

[0037] The output shaft 9 is correspondingly mounted on the four-stage output gear 7 of this embodiment. Both ends of the output shaft 9 of this embodiment extend out from the two side covers 2 respectively, and both ends of the output shaft 9 of this embodiment are correspondingly mounted with output gears 10.

[0038] The working principle of the technical solution of this embodiment is as follows: the input shaft drives the first-stage input gear to rotate, the first-stage input gear drives the first double-linked teeth to rotate, the first double-linked teeth drive the second double-linked teeth to rotate, the second double-linked teeth drive the third double-linked teeth to rotate, and the third double-linked teeth drive the fourth-stage output gear to rotate. An output shaft is installed on the fourth-stage output gear, and output gears are installed at both ends of the output shaft. Therefore, the output gear can be finally driven to rotate by the input shaft, and the reduction ratio can reach 1:241. It can resist a large torque and can carry a maximum torque of 120Nm.

[0039] Example 2

[0040] like Figure 2 and Figure 3 As shown, a reduction drive device for adjusting a photovoltaic power generation bracket in this embodiment comprises a reducer housing 1 and cover plates 2 detachably mounted on both sides of the reducer housing 1. A first-stage input gear 3, a first double-linked gear 4, a second double-linked gear 5, a third double-linked gear 6 and a fourth-stage output gear 7 are mounted in the reducer housing 1 of this embodiment;

[0041] The first duplex gear 4 of this embodiment comprises an integral coaxial primary output gear 41 and a secondary input gear 42. The primary output gear 41 of this embodiment is meshed and installed correspondingly to the primary input gear 3;

[0042] The second duplex gear 5 of this embodiment comprises an integral coaxial secondary output gear 51 and a tertiary input gear 52. The secondary output gear 51 of this embodiment is correspondingly meshed and installed with the secondary input gear 42;

[0043] The third duplex gear 6 of this embodiment includes an integral coaxial three-stage output gear 61 and a four-stage input gear 62. The three-stage output gear 61 of this embodiment is meshed and installed correspondingly with the three-stage input gear 52;

[0044] In this embodiment, the four-stage input gear 62 is meshed and installed correspondingly with the four-stage output gear 7 , and finally the four-stage output gear 7 is driven to rotate through the one-stage input gear 3 .

[0045] An input shaft 8 is correspondingly mounted on the primary input gear 3 of the present embodiment. The input shaft 8 passes through the cover plates 2 on both sides of the reducer housing 1. The input shaft 8 of the present embodiment is configured as a hexagonal input shaft.

[0046] The output shaft 9 is correspondingly mounted on the four-stage output gear 7 of this embodiment. Both ends of the output shaft 9 of this embodiment extend out from the two side covers 2 respectively, and both ends of the output shaft 9 of this embodiment are correspondingly mounted with output gears 10.

[0047] The first-stage input gear 3, the first duplex teeth 4, the second duplex teeth 5 and the third duplex teeth 6 of this embodiment are all configured as powder metallurgy parts; and the material of the fourth-stage output gear 7 of this embodiment is configured as 45# or 40Cr, and the tooth surface of the fourth-stage output gear 7 is high-frequency quenched.

[0048] The other ends of the first-stage input gear 3, the first duplex gear 4, the second duplex gear 5, the third duplex gear 6 and the fourth-stage output gear 7 of this embodiment are respectively provided with ball bearings 11; and sealing rings are also provided at the fitting places of the input shaft 8 and the output shaft 9 and the cover plate 2.

[0049] The reducer housing 1 of this embodiment and the cover plates 2 on both sides are sealed and installed correspondingly to the sealing rotary mechanism through the pin shaft 12, and the cover plates 2 on both sides can be removed accordingly.

[0050] The reducer housing 1 and the cover plates 2 on both sides of the embodiment are both provided with a nickel coating, and the coating thickness is greater than 8um; a sealing gasket is also provided between the reducer housing 1 and the cover plates 2 on both sides of the embodiment.

[0051] This embodiment further optimizes the sealing performance of the device on the basis of Embodiment 1. The reducer housing and the cover plates on both sides are detachably installed by connecting with pins, and a sealing rotary mechanism and the upper and lower cavities of the housing are correspondingly provided for sealing installation, which can greatly reduce noise, and corresponding coatings and sealing gaskets are provided to increase the sealing performance and increase the service life of the overall device.

[0052] The above-mentioned specific implementation mode is only a preferred embodiment of the present invention and is not intended to limit the implementation of the present invention and the scope of the claims. All equivalent changes and modifications made according to the content of the patent protection scope of the present invention should be included in the scope of the patent application of the present invention.

Claims

1. A deceleration drive device for adjusting a photovoltaic power generation bracket, characterized in that: The reducer comprises a reducer housing (1) and cover plates (2) detachably mounted on both sides of the reducer housing (1); a first-stage input gear (3), a first duplex gear (4), a second duplex gear (5), a third duplex gear (6) and a fourth-stage output gear (7) are mounted in the reducer housing (1); The first duplex gear (4) comprises a primary output gear (41) and a secondary input gear (42) which are coaxially connected as one body, and the primary output gear (41) is meshedly mounted correspondingly to the primary input gear (3); The second duplex gear (5) comprises a coaxial secondary output gear (51) and a tertiary input gear (52), wherein the secondary output gear (51) is meshedly mounted with the secondary input gear (42); The third double-linked gear (6) comprises an integral coaxial three-stage output gear (61) and a four-stage input gear (62), and the three-stage output gear (61) is meshed and installed correspondingly with the three-stage input gear (52); The four-stage input gear (62) is installed in meshing correspondence with the four-stage output gear (7), and finally the four-stage output gear (7) is driven to rotate through the first-stage input gear (3).

2. A deceleration drive device for adjusting a photovoltaic power generation bracket according to claim 1, characterized in that: An input shaft (8) is correspondingly mounted on the first-stage input gear (3), and the input shaft (8) passes through the cover plates (2) on both sides of the reducer housing (1); and the input shaft (8) is configured as a hexagonal input shaft.

3. A deceleration drive device for adjusting a photovoltaic power generation bracket according to claim 2, characterized in that: An output shaft (9) is correspondingly mounted on the four-stage output gear (7), two ends of the output shaft (9) extend from the two side covers (2) respectively, and output gears (10) are correspondingly mounted on both ends of the output shaft (9).

4. A deceleration drive device for adjusting a photovoltaic power generation bracket according to claim 3, characterized in that: The first-stage input gear (3), the first duplex teeth (4), the second duplex teeth (5) and the third duplex teeth (6) are all configured as powder metallurgy parts; the material of the fourth-stage output gear (7) is configured as 45# or 40Cr, and the tooth surface of the fourth-stage output gear (7) is high-frequency quenched.

5. According to claim 3, a deceleration drive device for adjusting a photovoltaic power generation bracket is characterized in that: The other ends of the first-stage input gear (3), the first duplex gear (4), the second duplex gear (5), the third duplex gear (6) and the fourth-stage output gear (7) are respectively provided with ball bearings (11); and sealing rings are also provided at the joints between the input shaft (8) and the output shaft (9) and the cover plate (2).

6. A deceleration drive device for adjusting a photovoltaic power generation bracket according to claim 1, characterized in that: The reducer housing (1) and the cover plates (2) on both sides are sealed and installed corresponding to the sealing rotary mechanism via the pin shaft (12), and the cover plates (2) on both sides can be disassembled accordingly.

7. A deceleration drive device for adjusting a photovoltaic power generation bracket according to claim 6, characterized in that: The reducer housing (1) and the cover plates (2) on both sides are both provided with a nickel coating, and the coating thickness is greater than 8 um.

8. A deceleration drive device for adjusting a photovoltaic power generation bracket according to claim 6, characterized in that: A sealing gasket is also provided between the reducer housing (1) and the cover plates (2) on both sides.

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