Combined herringbone gear

Abstract

The utility model relates to a combined herringbone gear, and belongs to the technical field of gears. The number of the herringbone tooth modules is multiple, the multiple herringbone tooth modules are distributed in the circumferential direction of the gear column, and the herringbone tooth modules are connected with the gear column in a clamped mode; and the locking assembly is mounted on the gear column and used for locking the herringbone tooth module. After the herringbone tooth modules are installed on the gear columns, herringbone gears are assembled, and the locking assemblies lock all the herringbone tooth modules. Therefore, if a certain part of the herringbone tooth module is damaged, only the damaged part is dismounted, so that the maintenance cost is reduced.

Description

Technical Field

[0001] The present application relates to the technical field of gears, and in particular to a combined herringbone gear. Background Art

[0002] The herringbone gear is a special gear with a herringbone-shaped cross section. Herringbone gears are usually used in situations where the transmission direction changes and can achieve 90-degree transmission. Common applications include household appliances, automotive transmission systems, etc.

[0003] In the related art, the herringbone gear is an integral type. When the herringbone gear is damaged, the entire herringbone gear needs to be replaced, and the maintenance cost is relatively high. Summary of the invention

[0004] In order to reduce maintenance costs, the present application provides a combined herringbone gear, which adopts the following technical solution:

[0005] A combined herringbone gear, comprising:

[0006] Gear column;

[0007] A plurality of herringbone tooth modules are provided, the plurality of herringbone tooth modules are distributed along the circumference of the gear column, and the herringbone tooth modules are engaged with the gear column;

[0008] A locking assembly is installed on the gear column and is used to lock the herringbone gear module.

[0009] By adopting the above technical solution, after the herringbone gear module is installed on the gear column, it is assembled into a herringbone gear, and the locking assembly locks each herringbone gear module; in this way, if a part of the herringbone gear module is damaged, only the damaged part needs to be removed, thereby reducing maintenance costs.

[0010] Optionally, the locking assembly includes:

[0011] A locking block is slidably connected to the gear column. After the herringbone gear module is engaged with the gear column, the locking block can be engaged with the herringbone gear module. The sliding direction of the locking block is parallel to the axial direction of the gear column.

[0012] A locking rod, fixedly connected to the locking block;

[0013] A locking frame is fixedly connected to the end surface of the gear column, and the locking rod is slidably connected to the locking frame; one end of the locking rod passing through the locking frame is fixedly connected to an auxiliary block;

[0014] A locking component is installed on the gear column and is used to lock the locking block.

[0015] By adopting the above technical solution, after the herringbone gear module is clamped on the gear column, the locking block is slid and the locking block is clamped on the herringbone gear module, and then the locking block is locked by the locking component to realize the installation of the herringbone gear module and the gear column.

[0016] Optionally, the locking component includes:

[0017] A sliding block is slidably connected to the end surface of the gear column, and the sliding direction of the sliding block is perpendicular to the sliding direction of the locking block;

[0018] A connecting block fixedly connected to the sliding block; an auxiliary groove is provided in the auxiliary block, and the connecting block can pass through the auxiliary groove;

[0019] The locking bolt is threadedly connected to the locking frame and is threadedly connected to one end of the connecting block passing through the auxiliary groove.

[0020] By adopting the above technical solution, after the locking block is clamped on the herringbone gear module, the sliding block is slid, and the connecting block passes through the auxiliary groove to limit the auxiliary block, and then the connecting block is locked by the locking bolt.

[0021] Optionally, the gear column is provided with a clamping groove, the herringbone gear module is fixedly connected with a clamping block, and the clamping block can be clamped in the clamping groove; the locking block is inserted into the clamping groove and clamped with the clamping block; a first return spring is coaxially sleeved on the locking rod, one end of the first return spring abuts against the locking block, and the other end abuts against the locking frame.

[0022] Optionally, a limiting groove is provided on the end face of the gear column, and the sliding block is slidingly connected to the gear column via the limiting groove; a second return spring is installed in the limiting groove, and the second return spring is used to achieve the return of the sliding block after sliding.

[0023] Optionally, the herringbone gear further comprises:

[0024] An annular sealing plate is installed on the end surface of the gear column and is used to close the locking assembly.

[0025] By adopting the above technical solution, after installing the annular sealing plate, the herringbone gear can be made beautiful as a whole and the locking assembly can be shielded.

[0026] In summary, the present application has at least the following beneficial effects:

[0027] 1. The purpose of setting the herringbone gear module to be connected to the gear column is that after the herringbone gear module is installed on the gear column, it is assembled into a herringbone gear, and the locking assembly locks each herringbone gear module; in this way, if a part of the herringbone gear module is damaged, only the damaged part needs to be removed, thereby reducing the maintenance cost.

[0028] 2. The purpose of setting the annular sealing plate is to make the herringbone gear look beautiful as a whole and to cover the locking assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 This is a schematic diagram of the structure of the embodiment of the present application after the annular sealing plate is hidden;

[0030] Figure 2 It is a schematic diagram of the structure after the herringbone gear module is separated from the gear column;

[0031] Figure 3 yes Figure 2 A magnified schematic diagram of the structure of part A;

[0032] Figure 4 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0033] Explanation of the reference numerals: 100, gear column; 110, snap-in groove; 120, limit groove; 130, locking frame; 200, herringbone gear module; 210, snap-in block; 220, locking groove; 300, locking assembly; 310, locking block; 311, locking rod; 312, auxiliary block; 320, locking component; 321, sliding block; 322, connecting block; 333, locking bolt; 334, auxiliary groove; 330, first return spring; 340, second return spring; 400, annular sealing plate. Implementation

[0034] To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will be combined with the appended drawings of the embodiments of the present invention. Figure 1 -Attached Figure 4 , the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0035] The present application embodiment discloses a combined herringbone gear. Figure 1 As an embodiment of the combined herringbone gear, the combined herringbone gear includes a gear column 100, a herringbone tooth module 200 and a locking assembly 300. There are multiple herringbone tooth modules 200, which are evenly distributed along the circumference of the gear column 100 and are engaged with the gear column 100; the locking assembly 300 is installed on the gear column 100 and is used to lock the herringbone tooth module 200. One herringbone tooth module 200 corresponds to one set of locking assemblies 300.

[0036] Reference Figure 2A snap-in groove 110 is provided on the gear column 100 , and a snap-in block 210 is fixedly connected to the herringbone gear module 200 , and the snap-in block 210 can be snap-fitted into the snap-in groove 110 .

[0037] Reference Figure 2 and Figure 3 The locking assembly 300 may include a locking block 310 and a locking component 320; wherein the locking block 310 is slidably connected to the gear column 100, and the sliding direction is parallel to the axial direction of the gear column 100; a locking groove 220 is opened on the side wall of the clamping block 210, and the locking block 310 can pass through the gear column 100 to be clamped in the locking groove 220; the locking component 320 is installed on the gear column 100 for locking the locking block 310.

[0038] It should be noted that a locking rod 311 is fixedly connected to the locking block 310, and a first return spring 330 is sleeved on the locking rod 311, and one end of the first return spring 330 abuts against the locking block 310. A locking frame 130 is fixedly connected to the end surface of the gear column 100, and the locking rod 311 is slidably connected to the locking frame 130, and one end of the locking rod 311 passing through the locking frame 130 is fixedly connected to the auxiliary block 312. The other end of the first return spring 330 abuts against the locking frame 130.

[0039] The locking component 320 may include a sliding block 321, a connecting block 322 and a locking bolt 333; wherein the sliding block 321 is slidingly connected to the end surface of the gear column 100, and the sliding direction of the sliding block 321 is perpendicular to the sliding direction of the locking block 310. The locking block 310 is provided with an auxiliary groove 334, and the connecting block 322 can pass through the auxiliary groove 334, and the connecting block 322 is fixedly connected to the sliding block 321. The locking bolt 333 is threadedly connected to the locking frame 130, and is threadedly connected to one end of the connecting block 322 passing through the auxiliary groove 334.

[0040] It should be noted that a limiting groove 120 is provided on the end surface of the gear column 100, and the sliding block 321 is slidingly connected to the gear column 100 through the limiting groove 120. A second return spring 340 is installed in the limiting groove 120, and one end of the second return spring 340 abuts against the side wall of the limiting groove 120, and the other end abuts against the sliding block 321, so as to realize the return of the sliding block 321 after sliding.

[0041] In addition, refer to Figure 4 An annular sealing plate 400 may also be installed on the end surface of the gear column 100 by means of bolts, and the annular sealing plate 400 is used to close the locking assembly 300 .

[0042] The implementation principle of this embodiment is:

[0043] After a certain herringbone gear module 200 is damaged, the annular sealing plate 400 is removed, and then the locking bolt 333 is unscrewed, the sliding block 321 is reset under the elastic force of the second reset spring 340, the connecting block 322 is separated from the locking block 310, and then the locking block 310 is pulled out of the clamping groove 110 through the auxiliary block 312, thereby unlocking the herringbone gear module 200, so that the herringbone gear module 200 can be disassembled.

[0044] The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application in sequence. Any feature disclosed in this specification (including the abstract and drawings), unless otherwise stated, can be replaced by other equivalent or alternative features with similar purposes. That is, unless otherwise stated, each feature is only an example of a series of equivalent or similar features.

Claims

1. A combined herringbone gear, characterized in that: include: GearColumn(100); A plurality of herringbone tooth modules (200) are provided, the plurality of herringbone tooth modules (200) are distributed along the circumference of the gear column (100), and the herringbone tooth modules (200) are snap-connected to the gear column (100); A locking assembly (300) is mounted on the gear column (100) and is used to lock the herringbone gear module (200).

2. A combined herringbone gear according to claim 1, characterized in that: The locking assembly (300) comprises: A locking block (310) is slidably connected to the gear column (100); after the herringbone gear module (200) is snap-fitted to the gear column (100), the locking block (310) can be snap-fitted into the herringbone gear module (200); a sliding direction of the locking block (310) is parallel to an axial direction of the gear column (100); A locking rod (311) fixedly connected to the locking block (310); A locking frame (130) is fixedly connected to the end surface of the gear column (100), and the locking rod (311) is slidably connected to the locking frame (130); one end of the locking rod (311) passing through the locking frame (130) is fixedly connected to an auxiliary block (312); A locking component (320) is mounted on the gear column (100) and is used to lock the locking block (310).

3. A combined herringbone gear according to claim 2, characterized in that: The locking component (320) comprises: A sliding block (321) is slidably connected to the end surface of the gear column (100), and the sliding direction of the sliding block (321) is perpendicular to the sliding direction of the locking block (310); A connecting block (322) is fixedly connected to the sliding block (321); an auxiliary groove (334) is provided in the auxiliary block (312), and the connecting block (322) can pass through the auxiliary groove (334); A locking bolt (333) is threadedly connected to the locking frame (130) and is threadedly connected to one end of the connecting block (322) that passes through the auxiliary groove (334).

4. A combined herringbone gear according to claim 3, characterized in that: The locking component (320) comprises: A sliding block (321) is slidably connected to the end surface of the gear column (100), and the sliding direction of the sliding block (321) is perpendicular to the sliding direction of the locking block (310); A connecting block (322) is fixedly connected to the sliding block (321); an auxiliary groove (334) is provided in the auxiliary block (312), and the connecting block (322) can pass through the auxiliary groove (334); A locking bolt (333) is threadedly connected to the locking frame (130) and is threadedly connected to one end of the connecting block (322) that passes through the auxiliary groove (334).

5. A combined herringbone gear according to claim 4, characterized in that: A limiting groove (120) is provided on the end surface of the gear column (100), and the sliding block (321) is slidingly connected to the gear column (100) via the limiting groove (120); a second return spring (340) is installed in the limiting groove (120), and the second return spring (340) is used to achieve return of the sliding block (321) after sliding.

6. The combined herringbone gear according to claim 1, characterized in that: The herringbone gear also includes: An annular sealing plate (400) is mounted on the end surface of the gear column (100) and is used to seal the locking assembly (300).

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