Flexible duplex chain wheel

Abstract

The utility model discloses a flexible duplex chain wheel which comprises a supporting shaft, a duplex chain wheel is connected to the supporting shaft in a rotating mode, two silencing cavities are formed in the duplex chain wheel, flanges are fixedly connected to the two ends of the supporting shaft respectively, a plurality of fixing bolts are arranged on the two flanges respectively, and noise reduction assemblies are arranged in the two silencing cavities respectively. The device comprises a supporting shaft, two connecting blocks are arranged on the supporting shaft, the two connecting blocks are semicircular, a plurality of screw blocks penetrate through the two connecting blocks in a sliding mode, the screw blocks are connected to the supporting shaft in a threaded mode, and collecting assemblies are arranged on the two connecting blocks. The whole mute performance of the device is effectively improved under the condition that work is not affected, the device is convenient to use, dripped lubricating oil can be collected, cleaning of workers is not needed, the workload of the workers is reduced, and meanwhile cleanliness of a working place is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of double sprockets, in particular to a flexible double sprocket. Background Art

[0002] A sprocket is a wheel with cog-shaped sprocket teeth, which is used to mesh with blocks with accurate pitch on link chains or cables. Sprockets are widely used in mechanical transmission in chemical industry, textile machinery, escalators, wood processing, multi-story parking garages, agricultural machinery, food processing, instrumentation, petroleum and other industries.

[0003] When the chain of the existing double sprocket contacts the sprocket, sound will be generated due to the metal characteristics. Especially in some large-scale mechanical production and weaving environments such as factories, the sound will become noise, which is not conducive to long-term use. After the double sprocket is maintained, excess lubricating oil will drip onto the ground, requiring manual cleaning by staff, which is time-consuming and laborious.

[0004] Therefore, we propose a flexible double sprocket to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the problems existing in the prior art and proposes a flexible double sprocket.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A flexible double sprocket comprises a support shaft, on which a double sprocket is rotatably connected, on which two silencer cavities are arranged, flanges are fixedly connected at both ends of the support shaft, a plurality of fixing bolts are arranged on the two flanges, noise reduction components are arranged in the two silencer cavities, two connecting blocks are arranged on the support shaft, the two connecting blocks are arranged in a semicircle, a plurality of screw blocks are slidably penetrated on the two connecting blocks, the plurality of screw blocks are threadedly connected to the support shaft, and a collecting component is arranged on the two connecting blocks.

[0008] Preferably, the noise reduction component includes a honeycomb panel arranged on the inner wall of the silencing cavity, silencing cotton is pasted on the side wall of the support shaft, the silencing cotton is arranged in the silencing cavity, and a plurality of silencing holes are arranged on the inner wall of the silencing cavity.

[0009] Preferably, the collecting assembly comprises two support rods respectively fixedly connected to the end faces of the two connecting blocks away from the supporting shaft, the end faces of the two support rods away from the supporting shaft are commonly fixedly connected with a collecting groove, a screen is fixedly connected to the inner wall of the collecting groove, one end of the collecting groove away from the supporting shaft is fixedly connected to a fixed block, a collecting groove is arranged on the fixed block, the collecting groove notch is arranged for the collecting groove, a sliding opening is arranged on the inner wall of one side of the collecting groove, a collecting box is slidably connected in the collecting groove, and the collecting box and the sliding opening are matched.

[0010] Preferably, the inner wall of the collecting tank is conical.

[0011] Preferably, a handle is fixedly connected to one side wall of the collection box, and an anti-skid pad layer is provided on the handle, and the material of the anti-skid pad layer is soft rubber.

[0012] Preferably, one side wall of the two connecting blocks close to the supporting shaft is provided with anti-slip texture.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The double sprocket will generate noise during operation, and the noise will be reduced by the silencer cotton and honeycomb panel in the silencer hole, which effectively improves the overall quietness of the device without affecting the work and is convenient to use.

[0015] 2. The user fixes the connecting block on the supporting shaft through the screw block. After the user applies lubricating oil to the double sprocket, the excess lubricating oil will drip into the collection box and be collected to prevent the lubricating oil from dripping onto the ground. The staff does not need to clean it, which reduces the workload of the staff and ensures the cleanliness of the workplace. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional schematic diagram of the front structure of the flexible double sprocket proposed by the utility model;

[0017] Figure 2 This is a three-dimensional side view of the flexible double sprocket structure proposed by the utility model;

[0018] Figure 3 This is a three-dimensional cross-sectional view of the flexible double sprocket silencer cavity structure proposed by the utility model.

[0019] In the figure: 1 supporting shaft, 2 double sprocket, 3 silencer chamber, 4 flange, 5 fixing bolt, 6 connecting block, 7 screw block, 8 honeycomb plate, 9 silencer cotton, 10 silencer hole, 11 supporting rod, 12 collecting trough, 13 screen, 14 fixing block, 15 collecting box, 16 handle. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-Figure 3 , a flexible double sprocket comprises a support shaft 1, a double sprocket 2 is rotatably connected to the support shaft 1, two silencer chambers 3 are arranged on the double sprocket 2, flanges 4 are fixedly connected to both ends of the support shaft 1, a plurality of fixing bolts 5 are arranged on the two flanges 4, noise reduction components are arranged in the two silencer chambers 3, two connecting blocks 6 are arranged on the support shaft 1, the two connecting blocks 6 are arranged in a semicircular shape, a plurality of screw blocks 7 are slidably penetrated on the two connecting blocks 6, the plurality of screw blocks 7 are threadedly connected to the support shaft 1, and a collecting component is arranged on the two connecting blocks 6;

[0022] The side wall of the two connecting blocks 6 close to the support shaft 1 is provided with anti-skid patterns, and the setting of the anti-skid patterns improves the friction between the connecting blocks 6 and the support shaft 1, and improves the stability of the collecting groove 12. The noise reduction component includes a honeycomb plate 8 arranged on the inner wall of the silencing chamber 3, and the side wall of the support shaft 1 is pasted with silencing cotton 9, and the silencing cotton 9 is arranged in the silencing chamber 3. A plurality of silencing holes 10 are arranged on the inner wall of the silencing chamber 3. The collecting component includes two support rods 11 respectively fixedly connected to the end faces of the two connecting blocks 6 away from the support shaft 1, and the end faces of the two support rods 11 away from the support shaft 1 are jointly fixedly connected with the collecting groove 12, and the inner wall of the collecting groove 12 is tapered, which is convenient for the lubricating oil to be collected into the collecting box 15, thereby improving the collection effect of the device;

[0023] A screen 13 is fixedly connected to the inner wall of the collecting groove 12, and a fixed block 14 is fixedly connected to the end of the collecting groove 12 away from the supporting shaft 1, and a collecting groove is arranged on the fixed block 14, and the collecting groove is arranged for the collecting groove 12, and a sliding opening is arranged on the inner wall of one side of the collecting groove 12, and a collecting box 15 is slidably connected in the collecting groove 12, and the collecting box 15 and the sliding opening are matched, and a handle 16 is fixedly connected to one side wall of the collecting box 15, and an anti-slip pad layer is arranged on the handle 16, and the anti-slip pad layer is made of soft rubber. The setting of the handle 16 is convenient for the user to take out the collecting box 15, thereby improving the portability of the device.

[0024] During the use of the utility model, the user first fixes the flange 4 on the fixing device through the fixing bolts 5, and then the user fixes the connecting block 6 on the supporting shaft 1 through the screw block 7. After the user applies lubricating oil to the double sprocket 2, the excess lubricating oil will drip onto the collecting tank 12, and the lubricating oil will be filtered through the screen 13, and then drip into the collecting box 15 for collection, so as to avoid the lubricating oil dripping onto the ground, and the staff does not need to clean it, which reduces the workload of the staff and also ensures the cleanliness of the workplace. The double sprocket 2 will generate noise during operation, and the sound will enter the silencing chamber 3 through the silencing hole 10. At this time, the noise will be echo-cancelled by the silencing cotton 9 and the honeycomb panel 8 in the silencing chamber 3, which effectively improves the overall mute performance of the device without affecting the work, and is convenient to use.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A flexible double sprocket, comprising a support shaft (1), characterized in that: The support shaft (1) is rotatably connected to a double sprocket (2), and two silencer chambers (3) are arranged on the double sprocket (2). Both ends of the support shaft (1) are fixedly connected to flanges (4), and a plurality of fixing bolts (5) are arranged on the two flanges (4). Noise reduction components are arranged in the two silencer chambers (3). The support shaft (1) is provided with two connecting blocks (6), and the two connecting blocks (6) are arranged in a semicircular shape. A plurality of screw blocks (7) are slidably penetrated on the two connecting blocks (6), and the plurality of screw blocks (7) are threadedly connected to the support shaft (1). The two connecting blocks (6) are provided with collecting components.

2. The flexible double sprocket according to claim 1, characterized in that: The noise reduction component comprises a honeycomb plate (8) arranged on the inner wall of the silencer cavity (3), silencer cotton (9) is pasted on the side wall of the support shaft (1), the silencer cotton (9) is arranged in the silencer cavity (3), and a plurality of silencer holes (10) are arranged on the inner wall of the silencer cavity (3).

3. The flexible double sprocket according to claim 1, characterized in that: The collecting assembly comprises two support rods (11) respectively fixedly connected to the end surfaces of the two connecting blocks (6) away from the supporting shaft (1); the end surfaces of the two support rods (11) away from the supporting shaft (1) are commonly fixedly connected to a collecting groove (12); a screen (13) is fixedly connected to the inner wall of the collecting groove (12); one end of the collecting groove (12) away from the supporting shaft (1) is fixedly connected to a fixed block (14); a collecting groove is arranged on the fixed block (14); a notch of the collecting groove is arranged for the collecting groove (12); a sliding opening is arranged on the inner wall of one side of the collecting groove (12); a collecting box (15) is slidably connected in the collecting groove (12); the collecting box (15) and the sliding opening are arranged in a matching manner.

4. The flexible double sprocket according to claim 3, characterized in that: The inner wall of the collecting tank (12) is arranged in a conical shape.

5. The flexible double sprocket according to claim 3, characterized in that: A handle (16) is fixedly connected to one side wall of the collection box (15), and an anti-skid pad layer is provided on the handle (16), and the material of the anti-skid pad layer is soft rubber.

6. The flexible double sprocket according to claim 1, characterized in that: One side wall of the two connecting blocks (6) close to the support shaft (1) is provided with anti-slip patterns.

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