Transmission gear box

Abstract

The utility model discloses a transmission gear box, which relates to the technical field of transmission gear boxes, and comprises a gear box body, a top cover is arranged at the top of the gear box body, an oil filling component is arranged at the top of the top cover, the oil filling component adds lubricating oil into the gear box, and the oil filling component comprises an oil filling groove and an oil leaking groove. An oil filling groove is formed in the top of the top cover, an oil leakage groove is formed in the inner wall of the bottom of the oil filling groove, a sealing cover is installed at the top of the oil filling groove, and an adding opening is formed in the top of the sealing cover in a penetrating mode. Lubricating oil is evenly added into the gearbox body through the oil leakage groove in the oil adding groove, the first transmission gear and the second transmission gear in the gearbox body are lubricated, when the lubricating oil is added, the lubricating oil can evenly enter the gearbox body only through the adding opening, and even adding of the lubricating oil is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of transmission gear boxes, in particular to a transmission gear box. Background Art

[0002] The gearbox bears the force from the wind wheel and the reaction force generated during gear transmission. It must have sufficient rigidity to withstand the force and torque, prevent deformation, and ensure transmission quality. Gearboxes have a wide range of applications, such as in wind turbines. Gearboxes are an important mechanical component that is widely used in wind turbines.

[0003] Patent document CN218598783U discloses a gear transmission box. "The gear transmission box in the patent document is provided with a plurality of oil delivery holes, which facilitates the lubrication inside the box. However, the lubricating oil needs to be added multiple times, which makes the addition of the lubricating oil more complicated. Utility Model Content

[0004] One purpose of the present application is to provide a transmission gearbox to solve the technical problem that the lubricating oil adding structure in the gearbox proposed in the prior art requires multiple additions of lubricating oil, resulting in cumbersome addition of lubricating oil.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a transmission gearbox, comprising a gearbox body, a top cover is installed on the top of the gearbox body, a refueling assembly is installed on the top of the top cover, the refueling assembly adds lubricating oil to the interior of the gearbox, the refueling assembly comprises a refueling groove and an oil leakage groove, a refueling groove is opened on the top of the top cover, an oil leakage groove is opened on the bottom inner wall of the refueling groove, a closing cover is installed on the top of the refueling groove, and a filling port is installed through the top of the closing cover.

[0006] Preferably, a closing plug is installed at the top end of the addition port.

[0007] Preferably, a first transmission gear is installed inside the gear box body, a second transmission gear is installed inside the gear box body, and the second transmission gear is meshed with the first transmission gear.

[0008] Preferably, a connecting wheel is installed on the front side of the gear box body, and the back side of the connecting wheel passes through the interior of the gear box body and is connected to the first transmission gear.

[0009] Preferably, a through groove is provided on one side of the gear box body.

[0010] Preferably, a mounting shell is mounted on one side of the gear box body by bolts, a display is mounted on one side of the mounting shell, a noise detector is mounted inside the mounting shell, and a detection end of the noise detector is located inside the through slot.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The top cover in the utility model is used to install the refueling assembly. When the refueling assembly is in use, the closing plug is opened, and the lubricating oil to be added is added into the inside of the refueling groove, and then the lubricating oil is evenly added to the inside of the gear box body through the oil leakage groove inside the refueling groove to lubricate the first transmission gear and the second transmission gear inside. When adding the lubricating oil, it only needs to be added through the adding port so that the lubricating oil can enter the inside evenly, making it more convenient to add the lubricating oil evenly.

[0013] 2. The mounting shell in the utility model provides an installation position for the noise detector, which is used to detect internal noise. The detection result is displayed on a display, so that the gear box has a noise detection function. If the transmission gear inside the gear box is damaged, it can be discovered and processed in time to avoid causing more serious impact. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the top cover structure of the utility model;

[0016] Figure 3 For the utility model Figure 1 Schematic diagram of the structure at A in the middle;

[0017] Figure 4 This is a schematic diagram of the structure of the noise detector of the utility model.

[0018] In the figure: 1. gearbox body; 2. first transmission gear; 3. second transmission gear; 4. connecting wheel; 5. mounting shell; 6. display; 7. noise detector; 8. through groove; 9. top cover; 10. oil filling groove; 11. oil leakage groove; 12. closing cover; 13. filling port; 14. closing plug. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1 and Figure 2 , an embodiment provided by the utility model: a transmission gear box;

[0023] The gearbox comprises a gearbox body 1 and a refueling assembly. A top cover 9 is installed on the top of the gearbox body 1. A refueling assembly is installed on the top of the top cover 9. The refueling assembly adds lubricating oil to the inside of the gearbox. The refueling assembly comprises a refueling groove 10 and an oil leakage groove 11. A refueling groove 10 is provided on the top of the top cover 9. An oil leakage groove 11 is provided on the bottom inner wall of the refueling groove 10. A closing cover 12 is installed on the top of the refueling groove 10. A filling port 13 is installed through the top of the closing cover 12. A closing plug 14 is installed on the top of the filling port 13.

[0024] The gearbox body 1 provides an installation position for the first transmission gear 2 and the second transmission gear 3 inside so that they can be installed and used. The top cover 9 is used to install the refueling assembly. When the refueling assembly is in use, the closing plug 14 is opened, and the lubricating oil to be added is added to the inside of the refueling tank 10, and then the lubricating oil is evenly added to the inside of the gearbox body 1 through the oil leakage groove 11 inside the refueling tank 10 to lubricate the first transmission gear 2 and the second transmission gear 3 inside. When adding the lubricating oil, it only needs to be added through the adding port 13 to allow the lubricating oil to enter the inside evenly, making it more convenient to add the lubricating oil evenly.

[0025] See also Figure 1 , Figure 3 and Figure 4 , an embodiment provided by the utility model: a transmission gear box;

[0026] It includes a noise detector 7 and a first transmission gear 2. The first transmission gear 2 is installed inside the gear box body 1. The second transmission gear 3 is installed inside the gear box body 1, and the second transmission gear 3 is meshed with the first transmission gear 2. A connecting wheel 4 is installed on the front of the gear box body 1. The back of the connecting wheel 4 penetrates the inside of the gear box body 1 and is connected to the first transmission gear 2. A through groove 8 is opened on one side of the gear box body 1. A mounting shell 5 is installed on one side of the gear box body 1 by bolts. A display 6 is installed on one side of the mounting shell 5. A noise detector 7 is installed inside the mounting shell 5, and the detection end of the noise detector 7 is located inside the through groove 8.

[0027] The first transmission gear 2 is connected to the power output end so that power can be input into the interior of the gearbox. The second transmission gear 3 is driven to rotate by the first transmission gear 2, so that the connecting wheel 4 rotates to output power. The through groove 8 provides space for the noise detector 7 to detect noise inside the gearbox body 1. The mounting shell 5 provides an installation position for the noise detector 7. The noise detector 7 is used to detect internal noise. The detection result is displayed through the display 6, so that the gearbox has a noise detection function. If the transmission gear inside the gearbox is damaged, it can be discovered and processed in time to avoid causing more serious impact.

[0028] Working principle: Before using the transmission gearbox, you should first check whether there are any problems that affect the use of the transmission gearbox. First, install the transmission gearbox to the position where it needs to be used, and connect the gearbox to the driving equipment. When the transmission gear inside the gearbox is running, the noise detector 7 will detect the abnormal noise inside to avoid damage to the gearbox that cannot be repaired in time. When adding lubricating oil, you only need to open the adding port 13 and add the lubricating oil evenly into the inside of the gearbox through the adding port 13.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A transmission gearbox, comprising a gearbox body (1), characterized in that: A top cover (9) is installed on the top of the gearbox body (1), and a refueling assembly is installed on the top of the top cover (9). The refueling assembly adds lubricating oil to the interior of the gearbox. The refueling assembly comprises a refueling groove (10) and an oil leakage groove (11). A refueling groove (10) is provided on the top of the top cover (9), and an oil leakage groove (11) is provided on the bottom inner wall of the refueling groove (10). A closing cover (12) is installed on the top of the refueling groove (10), and a filling port (13) is installed through the top of the closing cover (12).

2. A transmission gearbox according to claim 1, characterized in that: A closing plug (14) is installed at the top end of the addition port (13).

3. A transmission gearbox according to claim 1, characterized in that: A first transmission gear (2) is installed inside the gear box body (1), a second transmission gear (3) is installed inside the gear box body (1), and the second transmission gear (3) is meshed with the first transmission gear (2).

4. A transmission gearbox according to claim 1, characterized in that: A connecting wheel (4) is installed on the front of the gear box body (1), and the back of the connecting wheel (4) passes through the interior of the gear box body (1) and is connected to the first transmission gear (2).

5. A transmission gearbox according to claim 4, characterized in that: A through groove (8) is provided on one side of the gear box body (1).

6. A transmission gearbox according to claim 5, characterized in that: A mounting shell (5) is mounted on one side of the gear box body (1) by means of bolts, a display (6) is mounted on one side of the mounting shell (5), a noise detector (7) is mounted inside the mounting shell (5), and a detection end of the noise detector (7) is located inside the through slot (8).

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