Efficient powder concentrator

Abstract

The utility model relates to the technical field of powder selecting machines, and discloses an efficient powder selecting machine which comprises a powder selecting machine body, a feeding pipe is welded to the top end of the powder selecting machine body, and a motor is fixedly connected to the top of the powder selecting machine body. The powder concentrator is characterized in that a first air inlet pipe is welded to the front face of the powder concentrator body, a second air inlet pipe is fixedly connected to the rear end of the powder concentrator body, a fixing frame is welded to the front face of the first air inlet pipe, a fixing frame is welded to the rear end of the second air inlet pipe, and a fixing bolt is in threaded connection with the interior of the fixing frame. According to the utility model, the drawing handle and the limiting plug pin are arranged, so that the filter screen mounted in the connecting frame and the positioning hole can be limited and fixed by matching with the limiting plate on the surface of the limiting plug pin, and when the limiting plug pin is detached from the connecting frame and the positioning hole, the filter screen can be fixed; and the convenience of mounting and dismounting the filter screen from the interior of the connecting frame by a worker can be ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of high-efficiency powder classifiers, in particular to a high-efficiency powder classifier. Background Art

[0002] The process of cement production usually requires the following steps: raw material crushing, homogenization, raw material preparation, raw material batching, raw material grinding, raw material homogenization, preheating decomposition, burning, cement powder. The powder classifier is an important equipment in the grinding system. It is mainly used to classify the materials coming out of the mill, separate qualified fine powder from coarse powder, and ensure the quality and output of the fine powder.

[0003] Comparison Publication No. 202122215257.7 A high-efficiency powder classifier comprises a powder classifier body, the powder classifier body is provided with a feed port, a discharge port and an air inlet, the powder classifier body is also detachably provided with a plurality of scattering plates, the scattering plates are provided with a plurality of connecting blocks and a plurality of snapping blocks, the snapping blocks are slidably arranged on the connecting blocks, the powder classifier body is provided with a connecting groove and a snapping groove which are connected to each other, the connecting groove is used for the connecting block to be engaged, the snapping groove is used for the snapping block to be engaged, the connecting block is provided with a driving component for driving the snapping block to slide, the driving component comprises a driving rod, the driving rod is slidably arranged on the connecting block, the snapping block is supported by the A guide portion is provided at one end near the center of the connecting block, one end of the driving rod is in contact with the guide portion, and the other end of the driving rod extends outside the connecting block, and the guide portion is used to guide the engaging block to slide away from the center of the connecting block. By adopting the above technical scheme, through the detachable connection between the scattering plate and the powder classifier body, when the scattering plate is worn or damaged after long-term use, the engaging block can be driven to slide by the driving component to realize the engagement and separation of the engaging block and the engaging groove, thereby realizing the connection and separation between the scattering plate and the powder classifier body, and conveniently replacing the scattering plate to ensure the scattering and screening effect of the powder classifier on the material.

[0004] This kind of high-efficiency powder classifier can realize the engagement and separation of the locking block and the locking groove, thereby realizing the connection and separation between the scattering plate and the powder classifier body, and conveniently replacing the scattering plate to ensure the powder classifier's scattering and screening effects on the material. However, when the equipment as a whole is processing the product and then cooperating with the air inlet to process the internal product, it is not convenient to intercept and filter the dust and impurities contained in the external air. When a lot of dust and impurities enter the interior of the equipment, the quality of the equipment's product processing is affected. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a high-efficiency powder classifier.

[0006] The utility model is implemented by the following technical scheme: a high-efficiency powder classifier, comprising a powder classifier body, a feed pipe is welded on the top of the powder classifier body, and a motor is fixedly connected to the top of the powder classifier body;

[0007] A first air inlet pipe is welded to the front of the powder selection machine body, a second air inlet pipe is fixedly connected to the rear end of the powder selection machine body, a fixing frame is welded to the front of the first air inlet pipe, a fixing frame is welded to the rear end of the second air inlet pipe, the internal thread of the fixing frame is connected with a fixing bolt, the surface of the fixing bolt is threadedly connected with a connecting frame, a filter is inserted into the connecting frame, a positioning hole is provided inside the connecting frame, a limiting pin is inserted into the positioning hole, a limiting plate is welded to one side of the limiting pin, a pull-out handle is fixedly connected to one end of the limiting plate, and a mounting groove is provided inside the connecting frame.

[0008] As a further improvement of the above scheme, the installation grooves are symmetrically distributed with the connecting frame as the center, the positioning holes are symmetrically distributed with the connecting frame as the center, a filter screen is inserted into the interior of the connecting frame, and a limit pin is inserted into the interior of the connecting frame.

[0009] Through the above technical solution, the number of filters is set to two, so that when the equipment as a whole is processing the product, when the outside air enters the interior of the powder selection machine body, the impurities and dust in the air can be intercepted and filtered.

[0010] As a further improvement of the above solution, the pull-out handle is symmetrically distributed with the connecting frame as the center, the pull-out handle is arranged at one end of the limiting plate, and the limiting plate is arranged at one end of the connecting frame.

[0011] Through the above technical solution, the number of pull-out handles is set to be several, which can facilitate the staff to slide the filter out from the inside of the connecting frame.

[0012] As a further improvement of the above solution, the feed pipe is connected to the powder classifier body, the first air inlet pipe is connected to the powder classifier body, and the second air inlet pipe is connected to the powder classifier body.

[0013] As a further improvement of the above solution, the fixing bolts are symmetrically distributed with the fixing frame as the center, and a connecting frame is provided at one end of the fixing frame.

[0014] As a further improvement of the above solution, a filter screen is inserted into the interior of the installation groove, and a limit pin is inserted into the interior of the positioning hole.

[0015] Through the above technical solution, the number of limit pins is set to be several, which can cooperate with the limit plate to fix and limit the filter, thereby ensuring the stability of the filter installed inside the connecting frame.

[0016] As a further improvement of the above solution, the limiting plates are symmetrically distributed with the connecting frame as the center, the filter screen is arranged on one side of the fixed frame, and the limiting latch is arranged at one end of the fixed frame.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] The utility model can limit and fix the filter screen installed in the connecting frame and the inside of the positioning hole by arranging a pull-out handle and a limit pin, and cooperate with the limit plate on the surface of the limit pin to limit and fix the filter screen; when the limit pin is removed from the inside of the connecting frame and the positioning hole, it can ensure the convenience of workers to install and remove the filter screen from the inside of the connecting frame; by arranging the fixing frame and the internal fixing bolts, it is convenient for workers to install and remove the connecting frame from one side of the fixing frame, and it is convenient for workers to clean the dust attached to the surface of the filter screen, thereby improving the processing quality of the equipment for the product.

[0019] The utility model provides a powder classifier body with a unique design of dispersion plates and guide vanes, which can evenly disperse materials outside the grading area, improve material dispersion and distribution uniformity, which is crucial for achieving efficient grading. The grading area of ​​the efficient powder classifier is narrow and long, which can achieve balance and stability of the air flow field, which makes it have excellent grading performance and high grading efficiency. The vulnerable and wear-resistant parts of the efficient powder classifier are made of wear-resistant materials or treated with anti-wear technology, which greatly reduces the wear rate of the equipment and extends its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the anatomical structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the connection frame structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the explosion structure of the utility model.

[0024] Description of main symbols:

[0025] 1. Powder selection machine body; 2. Feed pipe; 3. Motor; 4. First air inlet pipe; 5. Second air inlet pipe; 6. Fixing frame; 7. Fixing bolts; 8. Connecting frame; 9. Filter; 10. Pull-out handle; 11. Limit plate; 12. Limit pin; 13. Installation slot; 14. Positioning hole. DETAILED DESCRIPTION

[0026] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0027] Example:

[0028] Please combine Figure 1-4 , a high-efficiency powder classifier of this embodiment includes a powder classifier body 1, a feed pipe 2 is welded to the top of the powder classifier body 1, and a motor 3 is fixedly connected to the top of the powder classifier body 1;

[0029] A first air inlet pipe 4 is welded to the front of the powder selection machine body 1, a second air inlet pipe 5 is fixedly connected to the rear end of the powder selection machine body 1, a fixing frame 6 is welded to the front of the first air inlet pipe 4, a fixing frame 6 is welded to the rear end of the second air inlet pipe 5, the fixing frame 6 is internally threadedly connected to a fixing bolt 7, a connecting frame 8 is threadedly connected to the surface of the fixing bolt 7, a filter screen 9 is inserted into the connecting frame 8, a positioning hole 14 is provided inside the connecting frame 8, a limiting latch 12 is inserted inside the positioning hole 14, a limiting plate 11 is welded to one side of the limiting latch 12, a pull-out handle 10 is fixedly connected to one end of the limiting plate 11, and a mounting groove is provided inside the connecting frame 8 13. By setting a pull-out handle 10 and a limit pin 12, the filter screen 9 installed in the connecting frame 8 and the inside of the positioning hole 14 can be limited and fixed by cooperating with the limit plate 11 on the surface of the limit pin 12. When the limit pin 12 is removed from the inside of the connecting frame 8 and the positioning hole 14, it can ensure the convenience of the staff to install and remove the filter screen 9 from the inside of the connecting frame 8. By setting a fixing frame 6 and an internal fixing bolt 7, it is convenient for the staff to install and remove the connecting frame 8 from one side of the fixing frame 6, and it is convenient for the staff to clean the dust attached to the surface of the filter screen 9, thereby improving the processing quality of the equipment on the product.

[0030] The installation grooves 13 are symmetrically distributed with the connection frame 8 as the center, the positioning holes 14 are symmetrically distributed with the connection frame 8 as the center, the filter screen 9 is plugged into the interior of the connection frame 8, and the limit pin 12 is plugged into the interior of the connection frame 8.

[0031] The number of the filter screens 9 is set to two, so that when the equipment as a whole is processing the product, when the outside air enters the interior of the powder selection machine body 1, the impurities and dust in the air can be intercepted and filtered.

[0032] The pull-out handle 10 is symmetrically distributed with the connecting frame 8 as the center. The pull-out handle 10 is arranged at one end of a limiting plate 11 , and the limiting plate 11 is arranged at one end of the connecting frame 8 .

[0033] The number of the pull-out handles 10 is set to be several, which can facilitate the staff to slide the filter 9 out from the inside of the connecting frame 8.

[0034] The feed pipe 2 is communicated with the powder classifier body 1 , the first air inlet pipe 4 is communicated with the powder classifier body 1 , and the second air inlet pipe 5 is communicated with the powder classifier body 1 .

[0035] The fixing bolts 7 are symmetrically distributed with the fixing frame 6 as the center. A connecting frame 8 is arranged at one end of the fixing frame 6. The powder classifier body 1 has a unique design through a dispersion plate and a guide vane, which can make the material evenly dispersed outside the grading area, improve the dispersion and distribution uniformity of the material, which is very important for achieving efficient grading. The grading area of ​​the efficient powder classifier is narrow and long, which can achieve the balance and stability of the air flow field, which makes it have excellent grading performance and high grading efficiency. The vulnerable and wear-resistant parts of the efficient powder classifier are made of wear-resistant materials or treated with anti-wear technology, which greatly reduces the wear rate of the equipment and extends its service life.

[0036] The filter screen 9 is inserted into the installation groove 13 , and the limit pin 12 is inserted into the positioning hole 14 .

[0037] The number of the limiting latches 12 is set to be several, which can cooperate with the limiting plate 11 to fix and limit the filter screen 9, thereby ensuring the stability of the filter screen 9 installed inside the connecting frame 8.

[0038] The limiting plates 11 are symmetrically distributed with the connecting frame 8 as the center, the filter screen 9 is arranged on one side of the fixing frame 6 , and the limiting latch 12 is arranged at one end of the fixing frame 6 .

[0039] The implementation principle of an efficient powder selection machine in the embodiment of the present application is as follows: the equipment is placed in a suitable position, and the filter screen 9 installed to the connecting frame 8 and the inside of the positioning hole 14 can be limited and fixed by setting a pull-out handle 10 and a limit pin 12, and the limit plate 11 on the surface of the limit pin 12 can be used to limit and fix it. When the limit pin 12 is removed from the inside of the connecting frame 8 and the positioning hole 14, the convenience of the staff to install and remove the filter screen 9 from the inside of the connecting frame 8 can be ensured. By setting a fixing frame 6 and an internal fixing bolt 7, it is convenient for the staff to install and remove the connecting frame 8 from one side of the fixing frame 6, The staff cleans the dust attached to the surface of the filter screen 9, which improves the processing quality of the equipment for the product. The powder classifier body 1 has a unique design through a dispersion plate and a guide vane, which can make the material evenly dispersed outside the grading area, improve the dispersion and distribution uniformity of the material, which is very important for achieving efficient grading. The grading area of ​​the efficient powder classifier is narrow and long, which can achieve balance and stability of the air flow field, which makes it have excellent grading performance and high grading efficiency. The vulnerable and wear-resistant parts of the efficient powder classifier are made of wear-resistant materials or treated with anti-wear technology, which greatly reduces the wear rate of the equipment and extends its service life.

[0040] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A high-efficiency powder classifier, comprising a powder classifier body (1), a feed pipe (2) being welded to the top of the powder classifier body (1), and a motor (3) being fixedly connected to the top of the powder classifier body (1); It is characterized in that A first air inlet pipe (4) is welded to the front of the powder selection machine body (1), a second air inlet pipe (5) is fixedly connected to the rear end of the powder selection machine body (1), a fixing frame (6) is welded to the front of the first air inlet pipe (4), a fixing frame (6) is welded to the rear end of the second air inlet pipe (5), a fixing bolt (7) is threadedly connected to the interior of the fixing frame (6), a connecting frame (8) is threadedly connected to the surface of the fixing bolt (7), a filter screen (9) is inserted into the connecting frame (8), a positioning hole (14) is provided inside the connecting frame (8), a limit pin (12) is inserted into the interior of the positioning hole (14), a limit plate (11) is welded to one side of the limit pin (12), a pull-out handle (10) is fixedly connected to one end of the limit plate (11), and a mounting groove (13) is provided inside the connecting frame (8).

2. A high-efficiency powder classifier according to claim 1, characterized in that: The installation grooves (13) are symmetrically distributed with the connection frame (8) as the center, the positioning holes (14) are symmetrically distributed with the connection frame (8) as the center, a filter screen (9) is inserted into the interior of the connection frame (8), and a limit pin (12) is inserted into the interior of the connection frame (8).

3. A high-efficiency powder classifier according to claim 1, characterized in that: The pull-out handle (10) is symmetrically distributed with the connecting frame (8) as the center; the pull-out handle (10) is arranged at one end of a limit plate (11); and the limit plate (11) is arranged at one end of the connecting frame (8).

4. A high-efficiency powder classifier as claimed in claim 3, characterized in that: The feed pipe (2) is in communication with the powder classifier body (1), the first air inlet pipe (4) is in communication with the powder classifier body (1), and the second air inlet pipe (5) is in communication with the powder classifier body (1).

5. A high-efficiency powder classifier according to claim 1, characterized in that: The fixing bolts (7) are symmetrically distributed with the fixing frame (6) as the center, and a connecting frame (8) is provided at one end of the fixing frame (6).

6. A high-efficiency powder classifier according to claim 5, characterized in that: A filter screen (9) is inserted into the interior of the installation groove (13), and a limit pin (12) is inserted into the interior of the positioning hole (14).

7. A high-efficiency powder classifier according to claim 6, characterized in that: The limiting plates (11) are symmetrically distributed with the connecting frame (8) as the center, the filter screen (9) is arranged on one side of the fixed frame (6), and the limiting latch (12) is arranged on one end of the fixed frame (6).

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