Chain extractor chain cleaning device
By designing and installing a cleaning device with shafts and limit swing arms before chain engagement, the chain rollers and inner chain plates are automatically cleaned, solving the engagement problem caused by material adhesion, ensuring stable equipment operation, and reducing maintenance costs.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-15
- Publication Date
- 2026-04-10
AI Technical Summary
During the extraction process, material adheres to the chain and sprocket, causing changes in the meshing trajectory, resulting in chain crawling or tooth derailment, which affects the normal operation of the equipment.
Design a chain cleaning device for a chain extractor, including a mounting shaft and a limiting swing arm. A cleaning brush is fixed on the mounting shaft. The cleaning brush is tilted to clean the chain roller and inner chain plate. Automatic cleaning is achieved by using its own weight to ensure normal meshing between the chain and the sprocket.
It achieves normal meshing between the chain and sprocket, ensuring stable operation of the equipment. It has a simple structure, requires no additional power, is low in cost, and is easy to maintain.
Smart Images
Figure CN224104914U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to cleaning equipment technical field especially relates to chain type extractor chain cleaning device. BACKGROUND
[0002] The extractor is used for extracting the effective components in plants. Due to the pretreatment process before extraction including crushing, softening, puffing and other processes, combined with the characteristics of the material itself, there is certain viscosity in the extraction process. Thus, in the process of chain driving chain plate pushing material, part of the material will stick to the chain and the roller connecting adjacent chains, which is difficult to clean, so that the chain and sprocket will hesitate in the meshing process due to the adhesion of the material on the surface, causing the meshing track to change, and further causing the transmission to "climb the chain" or the tooth to fall off, greatly affecting the normal operation of the equipment.
[0003] Therefore, it is necessary to clean the adhesion of the material on the inside of the inner chain plate and the roller before the chain engages with the sprocket to ensure the normal engagement of the chain and the sprocket and the smooth operation of the equipment. The chain includes symmetrically distributed inner chain plates, symmetrically distributed outer chain plates and chain rollers. The outer chain plates are clamped on the outer surface of the inner chain plates and connected by the chain rollers. In the meshing process with the sprocket, the inner chain plates and the chain rollers are mainly in close cooperation with the outer teeth on the sprocket. The inside of the inner chain plate refers to the side close to the sprocket, not the side away from the sprocket. SUMMARY
[0004] The embodiment of the present application provides a chain type extractor chain cleaning device, which is simple in structure, does not require additional power, can automatically clean the chain before it engages with the sprocket, ensures the normal engagement of the chain and the sprocket, and guarantees the smooth operation of the equipment.
[0005] The embodiment of the present application provides a chain type extractor chain cleaning device for cleaning the chain close to the lower side before engaging with the sprocket. The chain includes a front end chain rail and a rear end chain rail. The cleaning device includes a mounting shaft and a limiting swing arm. The mounting shaft is rotatably horizontally mounted on the extractor housing through a shaft end support and located above the chain. Cleaning brushes are fixedly installed on the mounting shaft corresponding to the front end chain rail and the rear end chain rail. The cleaning brushes include a chain roller cleaning part and a chain plate cleaning part distributed in the running direction of the chain. The width of the chain roller cleaning part is matched with the width of the chain roller on the chain. The width of the chain plate cleaning part is matched with the width of the inner chain plate on the chain. The limiting swing arm is connected to the extractor housing in a manner capable of limiting the mounting shaft, so that the cleaning brushes are inclined to extend in the horizontal direction, and the chain roller cleaning part is relatively higher than the chain plate cleaning part.
[0006] In a possible implementation, the cleaning brush is composed of uniformly distributed canvas belts, and is vertically penetrated by a screw rod, wherein an L-shaped pressing plate and a linear pressing plate are fixed on opposite sides of the canvas belts by end heads on the screw rod and nuts on the screw rod, and the other end of the L-shaped pressing plate is fixedly connected to the mounting shaft by a bolt.
[0007] In a possible implementation, one end of the mounting shaft is vertically connected to the inner side of the extractor shell through the shaft end support, the other end of the mounting shaft is vertically penetrated through the extractor shell, and a sealing cover is vertically connected to the outer side of the extractor shell, the limiting swing arm is connected to the mounting shaft on the outer side of the sealing cover, one end of the limiting swing arm away from the mounting shaft is connected to a counterweight, a limiting rod is also vertically connected to the sealing cover, and the limiting rod is supported on the bottom of the limiting swing arm.
[0008] In a possible implementation, the surface of the sealing cover is uniformly provided with a plurality of limiting holes in the rotation direction of the limiting swing arm, for connecting the limiting rod.
[0009] In a possible implementation, a skeleton oil seal is sleeved on the mounting shaft, and the skeleton oil seal is attached to the outer side of the sealing cover.
[0010] In a possible implementation, the included angle between the cleaning brush and the horizontal plane is 5°-15°.
[0011] Beneficial effects: compared with the prior art, the chain extractor chain cleaning device provided by the application sets a cleaning brush on the mounting shaft corresponding to the front end chain rail and the rear end chain rail, simultaneously, the cleaning brush is provided with a chain roller cleaning part and a chain plate cleaning part corresponding to the chain roller and the inner chain plate respectively, and the chain roller cleaning part is relatively higher than the chain plate cleaning part, so that the chain roller can be cleaned first in the chain advancing process, and then the inner side of the inner chain plate is cleaned, and the cleaning is sequentially performed, the cleaning effect is good, the chain and the sprocket can be normally engaged, and the stable operation of the equipment is ensured, meanwhile, the cleaning device has a simple overall structure, does not need additional power, has low cost, and is easy to maintain.
[0012] These and other objects, features, and advantages of the present application will become apparent with reference to the following detailed description. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 A front view structural schematic diagram of the chain extractor chain cleaning device of the application after installation is shown.
[0014] Figure 2 A top view structural schematic diagram of the chain extractor chain cleaning device of the application is shown.
[0015] Figure 3The main view structural schematic diagram of the cleaning brush in the application is shown.
[0016] Figure 4 The main view structural schematic diagram of the cleaning brush in the application is shown.
[0017] Figure 5 The partial main view structural schematic diagram of the chain extractor chain cleaning device in the application is shown. DETAILED DESCRIPTION
[0018] The following description is used to disclose the utility model to enable those skilled in the art to implement the utility model. The preferred embodiments in the following description are only as examples, and other obvious modifications can be conceived by those skilled in the art. The basic principles of the utility model defined in the following description can be applied to other implementation schemes, modification schemes, improvement schemes, equivalent schemes and other technical schemes without departing from the spirit and scope of the utility model.
[0019] Those skilled in the art should understand that in the disclosure of the specification, the orientation or positional relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the above-mentioned terms cannot be understood as a limitation on the utility model.
[0020] It can be understood that the term "one" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of one element can be one, and in another embodiment, the number of the element can be multiple, and the term "one" cannot be understood as a limitation on the number.
[0021] Reference Figures 1 to 5 The embodiment of the application provides a chain extractor chain cleaning device for cleaning the chain 10 close to the lower side before engaging with the sprocket 30, wherein the chain 10 comprises a front end chain rail 11 and a rear end chain rail 12, wherein the chain extractor chain further has a chain 20 close to the upper side, the chain 20 is separated from the sprocket 30 by the upper side and is engaged by the lower side into the sprocket 30 to form a whole chain that travels in a vertical loop, wherein the sprocket 30 can be a driving sprocket.
[0022] The chain cleaning device of the chain extractor provided in the application is used for cleaning the chain 10 near the lower side before engaging the sprocket 30, so as to ensure that the chain 10 can normally engage with the sprocket 30, and then ensure that the equipment runs stably, wherein the cleaning device comprises a mounting shaft 41 and a limiting swing arm 42, wherein the mounting shaft 41 is rotatably horizontally mounted on the extractor shell 50 through an axle end support 411 and is located above the chain 10, meanwhile, cleaning brushes 43 are fixedly mounted on the mounting shaft 41 corresponding to the front end chain track 11 and the rear end chain track 12 respectively, and the cleaning brushes 43 comprise chain roller cleaning parts 431 and chain plate cleaning parts 432 which are distributed in sequence along the running direction of the chain, wherein the width of the chain roller cleaning part 431 is matched with the width of the chain roller 111 on the chain 10, wherein the width of the chain plate cleaning part 432 is matched with the width of the inner chain plate 112 on the chain 10, in addition, the limiting swing arm 42 is connected to the extractor shell 50 in a manner capable of limiting the mounting shaft 41, so that the cleaning brushes 43 are inclined to extend in the horizontal direction, and the chain roller cleaning part 431 is relatively higher than the chain plate cleaning part 432, wherein the included angle between the cleaning brushes 43 and the horizontal plane is preferably 5°-15°, which can ensure the cleaning effect of the chain roller 431 and the cleaning effect of the inner chain plate 432 at the same time.
[0023] When the chain 10 moves from left to right, since the diameter of the chain roller 111 is larger than the height of the inner chain plate 112, the chain roller cleaning part 431 first contacts and cleans the chain roller 111, and then the inner chain plate 112 is contacted and cleaned through the chain plate cleaning part 432, so as to automatically clean the chain roller 111 and the inner chain plate 112 in the process of the chain 10 running, complete the automatic cleaning, and thus ensure that the chain 10 can normally engage with the sprocket 30.
[0024] The chain cleaning device of the chain extractor provided in the application completes the cleaning of the chain 10 through the self-weight of the cleaning brushes 43 and the limiting action of the limiting swing arm 42, without the aid of additional power, and the overall structure is more simple, convenient to use and maintain, and low in cost.
[0025] In an embodiment, the cleaning brushes 43 are composed of uniformly distributed canvas belts 401, and a screw rod 402 vertically penetrates the canvas belts 401, wherein L-shaped pressing plates 403 and one-shaped pressing plates 404 are fixed on the opposite sides of the canvas belts 401 through the end heads on the screw rod 402 and the nuts on the screw rod 402, and meanwhile, the other end of the L-shaped pressing plate 403 is fixedly connected to the mounting shaft 41 through a bolt 405, so that the canvas belts 401 can be regularly replaced, and the manufacturing cost is low and easy to manufacture.
[0026] In one embodiment, one end of the mounting shaft 41 is connected to the inner side of the extractor housing 50 through the shaft end support 411, and the other end of the mounting shaft 41 penetrates through the extractor housing 50 and is connected to the outer side of the extractor housing 50 with a sealing cover 44, wherein the limiting swing arm 42 is connected to the mounting shaft 41 outside the sealing cover 44, and the end of the limiting swing arm 42 away from the mounting shaft is connected with a counterweight 421 to increase the weight of the outer end of the limiting swing arm 42, drive the mounting shaft 41 to twist, and then ensure that the cleaning brush 43 can always be pressed on the chain roller 111 and the inner chain plate 112 to achieve automatic cleaning, wherein the counterweight 421 can be a counterweight block or a counterweight sheet, and in addition, the sealing cover 44 is also connected with a limiting rod 45, wherein the limiting rod 45 is supported at the bottom of the limiting swing arm 42, and then the support of the limiting rod 45 to the limiting swing arm 42 makes the limiting swing arm 42 maintain at a proper inclination angle, so that the mounting shaft 41 does not cause the cleaning brush 43 to twist too much, and the mounting shaft 41 can maintain the cleaning brush 43 at a proper inclination angle to ensure the cleaning quality of the chain 10.
[0027] Further preferably, the surface of the sealing cover 44 is uniformly provided with a plurality of limiting holes 406 in the rotation direction of the limiting swing arm 42, for connecting the limiting rod 45, so that the limiting rod 45 can be installed in different limiting holes 406 to adjust the twist angle of the limiting swing arm 42, and then the cleaning device can meet different cleaning requirements.
[0028] In one embodiment, the mounting shaft 41 is provided with a skeleton oil seal 46, and the skeleton oil seal 46 is attached to the outer side of the sealing cover 44, for ensuring the isolation between the internal working environment and the outside, and ensuring the reliability and stability of the cleaning work.
[0029] It should be noted that the terms "first", "second" in the present application are only for descriptive purposes, and do not indicate any order, and cannot be understood as indicating or implying relative importance, and these terms can be interpreted as names.
[0030] Those skilled in the art should understand that the above description and the embodiments of the present application shown in the drawings are only examples and do not limit the present application. The advantages of the present application have been fully and effectively realized. The functions and structural principles of the present application have been shown and described in the embodiments, and the embodiments of the present application can be any deformation or modification without departing from the principles.
Claims
1. A chain cleaner for a chain extractor, for cleaning the lower side of a chain before it engages with a sprocket, the chain comprising a front chain link and a rear chain link, characterised in that, The cleaning device comprises a mounting shaft and a limiting swing arm, the mounting shaft is horizontally rotatably mounted on the extractor shell through an axle end support and is located above the chain, cleaning brushes are fixedly mounted on the mounting shaft corresponding to the front end chain track and the rear end chain track, the cleaning brushes comprise chain roller cleaning parts and chain plate cleaning parts which are distributed in sequence along the traveling direction of the chain, the width of the chain roller cleaning parts is adapted to the width of the chain rollers on the chain, the width of the chain plate cleaning parts is adapted to the width of the inner chain plates on the chain, the limiting swing arm is connected to the extractor shell in a manner capable of limiting the mounting shaft, so that the cleaning brushes are inclined to extend in the horizontal direction, and the chain roller cleaning parts are relatively higher than the chain plate cleaning parts.
2. The chain cleaner for chain extractors as claimed in claim 1, characterized in that The cleaning brushes are composed of uniformly distributed canvas belts, and are vertically penetrated by a screw rod, wherein L-shaped pressing plates and one-word pressing plates are fixed on the opposite sides of the canvas belts through the end heads on the screw rod and the nuts on the screw rod, the other end of the L-shaped pressing plate is fixedly connected to the mounting shaft through a bolt.
3. The chain cleaner for chain extractors as claimed in claim 1, characterized in that, One end of the mounting shaft is vertically connected to the inner side of the extractor shell through the axle end support, the other end of the mounting shaft is vertically penetrated through the extractor shell and is vertically connected to a sealing cover outside the extractor shell, the limiting swing arm is vertically connected to the mounting shaft outside the sealing cover, a counterweight is connected to the end of the limiting swing arm away from the mounting shaft, a limiting rod is also vertically connected to the sealing cover, and the limiting rod is supported and arranged at the bottom of the limiting swing arm.
4. The chain cleaner for chain extractors as claimed in claim 3, characterized in that A plurality of limiting holes are uniformly arranged on the surface of the sealing cover along the rotating direction of the limiting swing arm, and are used for connecting the limiting rod.
5. The chain cleaner for chain extractors as claimed in claim 3, wherein, A skeleton oil seal is sleeved on the mounting shaft, and the skeleton oil seal is attached to the outer side of the sealing cover.
6. The chain cleaner for chain extractors as claimed in claim 1, wherein, The included angle between the cleaning brushes and the horizontal plane is 5°-15°.