Screening and crushing integrated device
By installing a screening and crushing integrated device with rollers and pressure rollers inside the rotary kiln, the problems of cumbersome production and material adhesion caused by separating calcination and crushing in the rotary kiln are solved. This achieves efficient screening and crushing of materials in one integrated manner, reduces equipment footprint, and improves crushing effect.
Patent Information
- Application Number
- CN202423200796.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-24
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2034-12-24
AI Technical Summary
In existing technologies, the calcination, crushing, and screening processes of rotary kilns are carried out separately, which leads to complicated production processes, increased floor space, and materials with moisture content tend to stick to the inner wall of the crusher, affecting the crushing effect and resulting in insufficient material utilization.
Design an integrated screening and crushing device. By setting up a drum and pressure roller inside the rotary kiln, the screening and crushing of materials can be integrated. The pressure roller inside the drum crushes the material and then enters the rotary kiln for calcination through the discharge hole. Combined with a scraping mechanism, the material is prevented from sticking.
It achieves integrated screening and crushing of materials, reduces the equipment footprint, effectively prevents material adhesion, and improves crushing effect and material utilization.
Smart Images
Figure CN223710216U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to crushing device technical field, especially related to a screening and crushing integrated device. BACKGROUND
[0002] The rotary kiln is a kind of cylinder equipment that can calcine material, which is generally composed of kiln cylinder, driving device, track roller, rotating wheel, combustion equipment and auxiliary equipment etc. The material needs to be crushed and screened before entering the kiln for calcination. At present, the rotary kiln calcination, crushing and screening processes are carried out separately, which causes complicated production process, increases the floor area, and in addition, the material is easy to stick to the inner wall of the crusher during crushing, which affects the crushing effect and causes insufficient utilization of the material. SUMMARY
[0003] The utility model aims at at least one of the technical problems existing in the prior art. To this end, the utility model provides a screening and crushing integrated device, which can realize integrated processing of material screening and crushing, and effectively reduce the floor area of the equipment.
[0004] According to the screening and crushing integrated device of the first aspect embodiment of the utility model, the rotary kiln body is provided with a roller in the feed end, the roller is fixedly connected with the rotary kiln body, one end of the roller is provided with a feed opening, the other end of the roller is provided with a blocking part, a side wall of the roller is provided with a discharging hole, a discharging gap is formed between the side wall of the roller and the inner wall of the rotary kiln body, and a pressure roller is movably placed in the roller.
[0005] According to the screening and crushing integrated device of the utility model embodiment, the material enters the roller through the feed opening at one end of the roller, the pressure roller rolls in the roller to crush the material when the roller rotates with the rotary kiln body, the crushed material falls into the discharging gap from the discharging hole after being screened by the roller, and then enters the rotary kiln body for the next calcination. In this way, the material is integrated processed by screening and crushing without additional floor area, and compared with conventional equipment, the overall floor area of the equipment can be effectively reduced.
[0006] According to some embodiments of the present application, the length of the compression roller is less than the length of the roller, the inner wall of the roller comprises a discharging area and a crushing area, the compression roller forms the crushing area in the rolling area of the inner wall of the roller, the discharging area is located at one end of the feeding opening of the roller, and the side wall of the roller is uniformly provided with the discharging holes.
[0007] According to some embodiments of the present application, the blocking part is a ring-shaped blocking ring.
[0008] According to some embodiments of the present application, the blocking ring is provided with a through hole.
[0009] According to some embodiments of the present application, the blocking ring is detachably arranged at the end of the roller.
[0010] According to some embodiments of the present application, the roller and the rotary kiln body are coaxially arranged, and a connecting rod is arranged between the outer wall of the roller and the inner wall of the rotary kiln body.
[0011] According to some embodiments of the present application, the scraping mechanism can cooperate with the inner wall of the roller to scrape materials.
[0012] According to some embodiments of the present application, the scraping mechanism comprises a mounting part and a scraping part, the scraping part is detachably arranged on the mounting part, and the scraping part can cooperate with the inner wall of the roller to scrape materials.
[0013] According to some embodiments of the present application, the scraping part is a scraper and / or a steel brush, and the scraping end of the scraping part is close to the inner wall of the roller.
[0014] According to some embodiments of the present application, the feeding chute is arranged at the feeding opening of one end of the roller. BRIEF DESCRIPTION OF DRAWINGS
[0015] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings in which:
[0016] Figure 1 Fig. 1 is a schematic diagram of the present application, mainly showing the overall structure of the rotary kiln;
[0017] Figure 2 Fig. 2 is a schematic diagram of the present application, mainly showing the blanking hole;
[0018] Figure 3 Fig. 3 is one of the cross-sectional views of the present application, mainly showing the cooperation relationship between the compression roller and the retaining ring;
[0019] Figure 4 Fig. 4 is another cross-sectional view of the present application, mainly showing the cooperation relationship between the scraping mechanism and the roller;
[0020] Figure 5 Fig. 5 is the scraping mechanism of the present application, wherein the scraping part is a scraper;
[0021] Figure 6 Fig. 6 is the scraping mechanism of the present application, wherein the scraping part is a steel brush.
[0022] REFERENCE NUMERALS:
[0023] 100. Rotary kiln body; 101. Roller; 102. Blanking hole; 103. Blanking gap; 104. Compression roller; 105. Discharging area; 106. Crushing area; 107. Retaining ring; 108. Connecting rod; 109. Mounting part; 110. Scraping part; 111. Feeding chute. DETAILED DESCRIPTION
[0024] The embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.
[0025] In the description of the utility model, if the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, more than, etc. Understand as not including the number, above, below, within, etc. Understand as including the number. If it is described to the first, the second is only used for distinguishing the purpose of technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.
[0026] In the description of the utility model, the meaning of several is one or more, and the meaning of multiple is two or more, greater than, less than, more than, etc. Understand as not including the number, above, below, within, etc. Understand as including the number. If it is described to the first, the second is only used for distinguishing the purpose of technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.
[0027] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installation, connection, etc. Should be understood broadly, and the person skilled in the art can determine the specific meaning of the above words in the utility model combined with the specific content of the technical scheme.
[0028] The following refers to Figures 1 to 6 The utility model discloses a kind of screening and crushing integrated devices.
[0029] As Figure 1 And Figure 2 As shown in the description of the utility model embodiment, a kind of screening and crushing integrated devices according to the utility model embodiment, comprising: rotary kiln body 100, rotary kiln body 100 is provided with roller 101 in the feed end, roller 101 is fixedly connected with rotary kiln body 100, roller 101 one end is provided with feed opening, the other end of roller 101 is provided with blocking part, the sidewall of roller 101 is provided with drop hole 102, drop gap 103 is provided between the sidewall of roller 101 and the inner wall of rotary kiln body 100, pressure roller 104 is movably placed in roller 101, blocking part can prevent pressure roller 104 from falling out of roller 101. Material enters roller 101 by the feed opening of one end of roller 101, when roller 101 rotates along with rotary kiln body 100, pressure roller 104 also rolls in roller 101 and crushes material, crushed material is screened after roller 101 and falls into drop gap 103 from drop hole and then enters rotary kiln body 100 to carry out next calcination, so that material screening and crushing integration processing is carried out simultaneously without additional increase of floor area, compared with conventional equipment, the floor area of the whole equipment can be effectively reduced.
[0030] In some specific embodiments of the utility model, the length of the compression roller 104 is less than the length of the roller 101, the inner wall of the roller 101 comprises a discharging area 105 and a crushing area 106, the compression roller 104 forms the crushing area 106 in the rolling area of the inner wall of the roller 101, the discharging area 105 is at one end of the feeding opening of the roller 101, and the side wall of the roller 101 is uniformly distributed with the discharging hole 102. The material enters the roller 101 through the feeding opening, the material with a smaller particle size enters the rotary kiln body 100 for calcination through the discharging hole 102 of the discharging area 105 in the upper half of the roller 101, and the material with a larger particle size is crushed by the compression roller 104 in the crushing area 106 in the lower half of the roller 101, and the material meeting the particle size requirement enters the rotary kiln body 100 for calcination through the discharging hole 102 of the crushing area 106.
[0031] As shown in the figure, Figure 3 In some specific embodiments of the utility model, the blocking part is a ring-shaped blocking ring 107. The blocking ring 107 can cooperate with the end of the compression roller 104 to prevent the compression roller 104 from falling out of the roller 101.
[0032] In some specific embodiments of the utility model, the blocking ring 107 is provided with a through hole. The crushed material can also enter the rotary kiln body 100 for calcination through the through hole of the blocking ring 107.
[0033] In some specific embodiments of the utility model, the blocking ring 107 is detachably arranged at the end of the roller 101. The blocking ring 107 can be replaced according to the diameter of the compression roller 104 and the size requirement of the through hole.
[0034] In some specific embodiments of the utility model, the roller 101 and the rotary kiln body 100 are coaxially arranged, and a connecting rod 108 is arranged between the outer wall of the roller 101 and the inner wall of the rotary kiln body 100. The installation inclination angle of the rotary kiln body is 1 to 5 degrees, and the roller 101 is fixedly installed in the rotary kiln body 100 through the connecting rod 108.
[0035] In some specific embodiments of the utility model, a material scraping mechanism is further included, which can cooperate with the inner wall of the roller 101 to scrape the material. When the treated material contains moisture, part of the material is easy to adhere to the inner wall of the roller 101, which can be scraped off by the material scraping mechanism, thereby reducing the adhesion of the material.
[0036] As shown in the figure, Figure 4As shown in some specific embodiments of the present application, the scraping mechanism comprises a mounting portion 109 and a scraping portion 110, the scraping portion 110 is detachably arranged on the mounting portion 109, and the scraping portion 110 can cooperate with the inner wall of the roller 101 to scrape the material. The mounting portion 109 is provided with a mounting groove, and the scraping portion 110 is provided with a mounting protrusion which can be clamped with the mounting groove to realize detachable connection. The mounting portion 109 can be connected with the non-rotating part of the rotary kiln, such as fixedly connected with the kiln head cover of the rotary kiln. Meanwhile, the scraping portion 110 is detachably arranged on the mounting portion 109, which facilitates the installation and replacement of the scraping portion 110.
[0037] As shown in some specific embodiments of the present application, the scraping portion 110 is a scraper and / or a steel brush, and the scraping end of the scraping portion 110 is tightly attached to the inner wall of the roller 101. The scraper and / or the steel brush can be selected as the scraping portion 110 according to the specific material. Figures 5 to 6
[0038] In some specific embodiments of the present application, the roller 101 is provided with a feeding chute 111 at one end of the feeding opening. The feeding chute 111 is used to feed the roller.
[0039] In some specific embodiments of the present application, the roller 101, the compression roller 104 and the retaining ring 107 are all made of carbon steel or stainless steel.
[0040] The technical features of the above-described embodiments can be combined arbitrarily. In order to make the description concise, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combinations of the technical features do not contradict, they should be considered as the scope of the present application.
[0041] Of course, the present application is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or replacements without departing from the spirit of the present application. These equivalent modifications or replacements are all included in the scope defined by the claims of the present application.
Claims
1. A screening and crushing integrated device, characterized in that, include: A rotary kiln body (100) is provided with a roller (101) inside the feed end of the rotary kiln body (100). The roller (101) is fixedly connected to the rotary kiln body (100). One end of the roller (101) is provided with a feed opening, and the other end of the roller (101) is provided with a blocking part. The side wall of the roller (101) is provided with a discharge hole (102). A discharge gap (103) is provided between the side wall of the roller (101) and the inner wall of the rotary kiln body (100). A pressure roller (104) is movably placed inside the roller (101). The blocking part can prevent the pressure roller (104) from falling out of the roller (101).
2. The integrated screening and crushing device according to claim 1, characterized in that: The length of the pressure roller (104) is less than the length of the drum (101). The inner wall of the drum (101) includes a feeding area (105) and a crushing area (106). The pressure roller (104) forms the crushing area (106) in the rolling area of the inner wall of the drum (101). The feeding area (105) is located at one end of the feeding opening of the drum (101). The dropping holes (102) are evenly distributed on the side wall of the drum (101).
3. The integrated screening and crushing device according to claim 1, characterized in that: The blocking part is an annular retaining ring (107).
4. The integrated screening and crushing device according to claim 3, characterized in that: The retaining ring (107) is provided with a through hole.
5. The integrated screening and crushing device according to claim 4, characterized in that: The retaining ring (107) is detachably mounted at the end of the roller (101).
6. The integrated screening and crushing device according to claim 1, characterized in that: The roller (101) is coaxially arranged with the rotary kiln body (100), and a connecting rod (108) is provided between the outer wall of the roller (101) and the inner wall of the rotary kiln body (100).
7. The integrated screening and crushing device according to claim 1, characterized in that: It also includes a scraping mechanism that can cooperate with the inner wall of the roller (101) to scrape material.
8. The integrated screening and crushing device according to claim 7, characterized in that: The scraping mechanism includes an installation part (109) and a scraping part (110). The scraping part (110) is detachably mounted on the installation part (109) and can cooperate with the inner wall of the roller (101) to scrape materials.
9. The integrated screening and crushing device according to claim 8, characterized in that: The scraping section (110) is a scraper and / or a steel brush, and the scraping end of the scraping section (110) is in close contact with the inner wall of the roller (101).
10. The integrated screening and crushing device according to claim 1, characterized in that: A feed chute (111) is also provided at the feed opening at one end of the roller (101).