An adjustable flotation cell rake arrangement
By setting adjustable mounting slots and connecting structures on the scraper device of the flotation machine, the problem of the inability to adjust the number and position of scrapers is solved, enabling adaptive adjustment of the foam layer thickness and flexible expansion of the flotation machine specifications, thereby improving the recovery rate and equipment stability.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- YUNNAN DIQING MINING DEV
- Filing Date
- 2025-06-09
- Publication Date
- 2026-07-21
AI Technical Summary
Traditional flotation machine scraper devices cannot flexibly adjust the number and position of scrapers, making it unable to adapt to changes in the thickness of the foam layer in the flotation cell. This can lead to secondary foam entrainment or missed scraping, affecting the recovery rate and equipment stability. Furthermore, they cannot be flexibly expanded to adapt to different specifications of flotation machines.
Design an adjustable flotation machine scraper device. By setting mounting grooves and adjustment holes on the scraper support and combining male and female connectors, the scraper position can be flexibly adjusted and expanded to adapt to different foam layer thicknesses and flotation machine specifications.
It effectively avoids insufficient or excessive foam scraping caused by changes in foam layer thickness, improves the recovery rate of useful minerals, reduces energy consumption and maintenance costs, and is adaptable to flotation cells of different specifications.
Smart Images
Figure CN224524980U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a scraper device, especially a adjustable flotation machine scraper device, belong to mechanical design and manufacture technical field. BACKGROUND
[0002] The flotation machine scraper device is the key device for realizing the efficient collection of the froth layer in the mineral flotation process of the flotation machine, and the structural design thereof directly affects the concentrate recovery rate and the equipment operation stability. The conventional scraper device adopts a fixed number of scrapers (such as 2 or 4), and the scrapers are installed on the scraper support in a rigid connection mode, and the number and position of the scrapers cannot be quickly adjusted. Such a structure has significant limitations. On the one hand, the fixed number of scrapers cannot adapt to the dynamic changes of the froth layer thickness in the flotation tank. When processing low-grade ore or fine-grained minerals, the amount of froth fluctuates frequently, and too many scrapers can easily cause secondary entrainment of minerals in the froth, affecting the recovery rate of useful minerals, while too few scrapers can miss scraping the froth, affecting the flotation efficiency. On the other hand, the conventional scraper device cannot be flexibly expanded according to the specifications of the flotation machine. Large-scale flotation machines are often forced to add independent drive units due to insufficient coverage area of the scrapers, resulting in increased energy consumption and maintenance costs. In addition, there is a lack of standardized connection interface between the existing scrapers, and mechanical vibration or edge wear may occur due to installation misalignment when multiple groups work together. Therefore, it is necessary to improve the existing technology. SUMMARY
[0003] To solve the problems that the number and position of the scrapers in the existing flotation machine scraper device cannot be flexibly adjusted, so that the scrapers cannot adapt to the changes in the froth layer thickness in the flotation tank, and the device cannot be flexibly expanded according to the specifications of the flotation machine, the utility model provides a adjustable flotation machine scraper device.
[0004] The utility model discloses a adjustable flotation machine scraper device through following technical scheme: adjustable flotation machine scraper device, including pivot and its on scraper support, installation groove, scraper, connect male, connect female, its characterized in that: the scraper support is equipped with the installation groove that inside end is closed and outside end is with open mouth, the installation groove is equipped with the scraper in the activity, and the installation groove is equipped with a plurality of adjusting holes for adjusting the installation position of the scraper on the symmetry, the adjusting hole is equipped with the fixing piece for fixing the scraper in,
[0005] The connecting male and the connecting female are arranged on the two ends of the pivot respectively.
[0006] In order to adjust the extension or retraction position of the scraper in the installation groove through the installation groove and the adjusting hole thereon, so as to adapt to the different thickness of the froth layer, avoid excessive froth scraping or insufficient froth scraping, especially suitable for complex working conditions such as low-grade ore, fine-grained minerals, and the scraper device can be flexibly lengthened or reduced through the connecting male and the connecting female, so as to adapt to the flotation from the small flotation tank in the laboratory to the large flotation tank in industrial production.
[0007] Further, the scraper support is composed of a plurality of pairs of radial support rods arranged around the rotating shaft, each pair of radial support rods is arranged axially spaced apart, and each radial support rod is provided with an installation slot with a closed inner end and an open outer end, each scraper is clamped into the installation slot of the corresponding pair of radial support rods and fixed by a fixing member, so that the scraper 3 can be arranged around the rotating shaft 1 through the scraper support.
[0008] Further, a plurality of adjusting holes for adjusting the installation position of the scraper are symmetrically arranged on the installation slot, and a fixing member for fixing the scraper is arranged in the adjusting hole; the fixing member can be a bolt and a nut, so that the scraper can be installed in the installation slot, and then the bolt and the nut are used to fix the scraper in the installation slot, so as to adapt to different thicknesses of the foam layer.
[0009] Further, the connecting male head is a lug ring composed of a plurality of lugs arranged at intervals, the lug ring is arranged at one end of the rotating shaft, the connecting female head is a groove ring composed of a plurality of grooves arranged at intervals, the groove ring is arranged at the other end of the rotating shaft and is provided with a connecting sleeve, one end of the connecting sleeve is sleeved on the groove ring, the other end of the connecting sleeve is open, the lug ring is inserted into the connecting sleeve through the opening of the connecting sleeve, so that two rotating shafts are connected, and finally the quick end-to-end connection of a plurality of rotating shafts is realized, and the connecting male head and the connecting female head are protected by the connecting sleeve.
[0010] Further, the scraper is a rectangular plate, and a plurality of through holes corresponding to the adjusting holes on the installation slot are arranged on the rectangular plate.
[0011] The utility model has the following advantages and effects: by adjusting the position of the scraper through the adjusting hole on the installation slot, the scraper can adapt to various thicknesses of the foam layer in the flotation tank, and excessive foam scraping or insufficient foam scraping can be avoided, and the scraper device can be flexibly expanded or reduced through the connecting male head and the connecting female head, so that the scraper device can be adapted to all specifications of scenes from a small flotation tank in the laboratory to a large flotation machine in industry. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 is a structural diagram of the utility model;
[0013] Figure 2 is another structural diagram of the utility model. DETAILED DESCRIPTION
[0014] The utility model will be further described below with reference to the drawings.
[0015] The technical solutions of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor fall within the scope of the utility model. Embodiments
[0016] The adjustable scraper device of the flotation machine provided by the utility model comprises a rotating shaft 1, a scraper support and a mounting groove 7 on the rotating shaft 1, a scraper 3, a male connecting head 6 and a female connecting head.
[0017] The scraper support is provided with the mounting groove 7 which is closed at the inner end and has an opening at the outer end, the scraper 3 is movably arranged in the mounting groove 7, a plurality of adjusting holes 4 for adjusting the mounting position of the scraper 3 are symmetrically arranged on the mounting groove 7, and a fixing member for fixing the scraper 3 is arranged in the adjusting hole 4.
[0018] The rotating shaft 1 is provided with the male connecting head 6 and the female connecting head at the two ends respectively.
[0019] The extending or retracting position of the scraper 3 in the mounting groove 7 can be adjusted through the mounting groove 7 and the adjusting hole 4 thereon, so that the scraper 3 can adapt to the foam layer of different thicknesses, and over scraping or insufficient scraping can be avoided, and the scraper device can be lengthened or shortened flexibly through the male connecting head 6 and the female connecting head, so that the flotation can be adapted to the small flotation tank in the laboratory to the large flotation tank in industrial production. Figure 2
[0020] As an embodiment, the scraper support is composed of a plurality of pairs of radial support rods 5 arranged around the rotating shaft 1, each pair of radial support rods 5 is arranged axially and spaced apart along the rotating shaft 1, each radial support rod 5 is provided with the mounting groove 7 which is closed at the inner end and has an opening at the outer end, each scraper 3 is clamped into the mounting groove 7 of the corresponding pair of radial support rods 5 and fixed through the fixing member, so that the scraper 3 can be arranged around the rotating shaft 1 through the scraper support.
[0021] As an embodiment, the mounting groove 7 is symmetrically provided with a plurality of adjusting holes 4 for adjusting the mounting position of the scraper 3, the fixing member for fixing the scraper 3 is arranged in the adjusting hole 4, the fixing member can be a bolt and a nut, the scraper 3 can be arranged in the mounting groove 7 through the mounting groove 7, the scraper 3 can be moved in the mounting groove 7, and the scraper 3 can be fixed in the mounting groove 7 through the bolt and the nut, so that the scraper 3 can adapt to the foam layer of different thicknesses.
[0022] As an embodiment, the male connector 6 is provided as a plurality of teeth spaced to form a ring, the ring is arranged at one end of the rotating shaft 1, the female connector is provided as a plurality of grooves spaced to form a ring, the ring is arranged at the other end of the rotating shaft 1, and a connecting sleeve 2 is arranged, one end of the connecting sleeve 2 is sleeved on the groove ring, the other end is provided as an open end, the tooth ring 6 is inserted into the connecting sleeve 2 through the open end of the connecting sleeve 2, so as to connect two rotating shafts, and finally realize the quick end-to-end connection of a plurality of rotating shafts, and the connecting sleeve 2 protects the male connector 6 and the female connector.
[0023] As an embodiment, the scraper 3 is provided as a rectangular flat plate, and a plurality of through holes corresponding to the adjusting holes 4 on the mounting groove 7 are arranged on the rectangular flat plate.
[0024] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0025] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.
Claims
1. An adjustable flotation machine scraper device, comprising a rotating shaft and a scraper bracket thereon, a mounting groove, a scraper, a male connector, and a female connector, characterized in that: The scraper bracket is provided with a mounting groove that is closed at the inner end and open at the outer end. A scraper is movably mounted in the mounting groove, and multiple adjustment holes for adjusting the installation position of the scraper are symmetrically provided on the mounting groove. Fixing components for fixing the scraper are provided in the adjustment holes. The two ends of the rotating shaft are respectively provided with a male connector and a female connector.
2. The adjustable flotation machine scraper device according to claim 1, characterized in that... The scraper bracket consists of multiple pairs of radial support rods arranged around the rotating shaft. Each pair of radial support rods is spaced apart along the axial direction of the rotating shaft. Each radial support rod has a mounting groove with a closed inner end and an open outer end. Each scraper is inserted into the mounting groove of the corresponding pair of radial support rods and fixed by fasteners.
3. The adjustable flotation machine scraper device according to claim 1, characterized in that... The mounting groove is symmetrically provided with multiple adjustment holes for adjusting the installation position of the scraper, and the adjustment holes are provided with fixing parts for fixing the scraper; the fixing parts can be bolts and nuts.
4. The adjustable flotation machine scraper device according to claim 1, characterized in that... The male connector is a toothed ring formed by multiple spaced protrusions, located at one end of the rotating shaft. The female connector is a grooved ring formed by multiple spaced grooves, located at the other end of the rotating shaft, and is provided with a connecting sleeve. One end of the connecting sleeve is fitted onto the grooved ring, and the other end is open, allowing the toothed ring to be inserted into the connecting sleeve through the open end to connect the two rotating shafts.
5. The adjustable flotation machine scraper device according to claim 1, characterized in that... The scraper is a rectangular flat plate with multiple through holes that correspond to the adjustment holes on the mounting groove.