Roller screening machine for fertilizer production

Abstract

The utility model discloses a drum screening machine for fertilizer production, which comprises a screening mechanism, an unblocking mechanism and a driving mechanism, and the screening mechanism comprises a drum screen; the blockage clearing mechanism comprises a brush and a stripping roller, the brush is arranged on the side of the drum screen in the length direction of the drum screen and abuts against the surface of the drum screen, and the stripping roller is arranged on the side of the brush in the length direction of the brush and used for stripping fertilizer balls on the brush; the driving mechanism is connected with the drum screen and the brush and used for driving the drum screen and the brush to rotate. The drum screen has the advantages that fertilizer balls adhered to the brush can be stripped through the stripping roller, so that more fertilizer balls can be prevented from being adhered to the brush, and the blockage clearing effect of the brush on the drum screen is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of fertilizer production equipment, in particular to a drum screening machine for fertilizer production. Background Art

[0002] Fertilizer refers to a type of substance that provides one or more essential nutrients for plants, improves soil properties, and increases soil fertility. It is one of the material bases of agricultural production. In order to make the particle size of the produced fertilizer meet the national standards, a drum screening machine is required to screen the produced fertilizer.

[0003] Since fertilizer has a certain humidity, during the screening process of fertilizer, the existing drum screening machine (such as a drum screening machine for organic fertilizer disclosed in application No. 201521070376.6) is prone to agglomeration of fertilizer particles, causing clogging of the screen. Although a brush can effectively clear the clogging of the screen, after the brush has been used for a period of time, more fertilizer clumps will adhere to the bristles, which can easily reduce the cleaning effect of the brush on the screen. Utility Model Content

[0004] The purpose of the utility model is to overcome the above-mentioned technical deficiencies and to propose a drum screening machine for fertilizer production, so as to solve the technical problem that although the brush used in the prior art can effectively clear the blockage of the screen, after the brush has been used for a period of time, a large number of fertilizer clumps will adhere to the bristles, which easily reduces the clearing effect of the brush on the screen.

[0005] In order to achieve the above technical purpose, the technical solution of the utility model provides a drum screening machine for fertilizer production, comprising:

[0006] A screening mechanism, comprising a drum screen;

[0007] The blockage clearing mechanism comprises a brush and a stripping roller, wherein the brush is arranged on the side of the drum screen along the length direction of the drum screen and abuts against the surface of the drum screen, and the stripping roller is arranged on the side of the brush along the length direction of the brush to strip the fertilizer clumps on the brush;

[0008] A driving mechanism is connected to both the drum screen and the brush, and is used for driving the drum screen and the brush to rotate.

[0009] Furthermore, the blockage clearing mechanism also includes a material receiving plate, which is arranged directly below the stripping roller and is used to receive the fertilizer balls stripped by the stripping roller.

[0010] Furthermore, the brush includes a roller shaft and a plurality of bristles, one end of each of the bristles is fixedly connected to the outer side wall of the roller shaft, and the other end of each of the bristles is used to abut against the surface of the drum screen.

[0011] Furthermore, the distance between the stripping roller and the roller shaft surface is smaller than the length of the bristles.

[0012] Furthermore, the screening mechanism also includes a shell having a cavity, a discharge port connected to the cavity is opened at the bottom of the shell, and the drum screen, the brush, the stripping roller and the receiving plate are all arranged in the cavity.

[0013] Furthermore, the shell body includes a lower shell, two first upper shells and several second upper shells, the two first upper shells are detachably fixed to the two ends of the lower shell, each of the second upper shells is arranged between the two first upper shells and is detachably fixed to the lower shell, the two ends of the roller shaft are respectively rotatably installed on the corresponding two first upper shells, the two ends of the peeling roller are respectively fixed on the corresponding two first upper shells, and the two ends of the receiving plate are respectively fixed on the corresponding two first upper shells.

[0014] Furthermore, the screening mechanism also includes a feed pipe, one end of which passes through the shell and extends into the cavity, and is connected to the inlet end of the drum screen.

[0015] Furthermore, the screening mechanism also includes a slag discharge pipe, one end of which passes through the shell and extends into the cavity, and is connected to the outlet end of the drum screen.

[0016] Furthermore, the driving mechanism includes a rotating driving member and a transmission assembly, the output shaft of the rotating driving member is fixedly connected to the rotating shaft of the drum screen, and is used to drive the rotating shaft of the drum screen to rotate, and the two ends of the transmission assembly are respectively connected to the output shaft of the rotating driving member and the roller shaft, and are used to convert the rotation of the output shaft of the rotating driving member into the rotation of the roller shaft.

[0017] Furthermore, the drum screening machine for fertilizer production also includes a bracket, the lower shell is fixed on the bracket, both ends of the drum screen shaft are rotatably mounted on the bracket, and the rotating drive member is fixed on the bracket.

[0018] Compared with the prior art, the beneficial effects of the utility model include: when in use, by manipulating the driving mechanism, the driving mechanism can drive the drum screen and the brush to rotate, and the drum screen can screen the fertilizer inside it during the rotation process, and the brush can be used to clean the fertilizer clumps blocked in the screen holes of the drum screen, and the brush can be used to peel off the fertilizer clumps on the brush during the rotation process. In the utility model, the fertilizer clumps adhered to the brush can be peeled off by the peeling roller, thereby avoiding a large number of fertilizer clumps adhering to the brush, thereby ensuring the brush's effect of clearing the drum screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of a drum screening machine for fertilizer production provided by the utility model;

[0020] Figure 2 yes Figure 1 A cross-sectional view of a drum screening machine for fertilizer production after omitting the second upper shell;

[0021] Figure 3 yes Figure 2 An enlarged view of a drum screening machine for fertilizer production at position A;

[0022] Figure 4 yes Figure 2 A schematic diagram of the three-dimensional structure of a drum screening machine for fertilizer production from another perspective;

[0023] Figure 5 yes Figure 2 A schematic diagram of the three-dimensional structure of a drum screen in a drum screening machine for fertilizer production;

[0024] In the figure: 100 - screening mechanism, 110 - drum screen, 120 - shell, 121 - cavity, 122 - discharge port, 123 - lower shell, 124 - first upper shell, 125 - second upper shell, 130 - feed pipe, 140 - slag discharge pipe, 200 - blockage clearing mechanism, 210 - brush, 211 - roller, 212 - bristles, 220 - stripping roller, 230 - receiving plate, 300 - driving mechanism, 310 - rotating driving member, 320 - transmission assembly, 400 - bracket. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] The utility model provides a drum screening machine for fertilizer production, the structure of which is as follows: Figure 1 - Figure 3As shown, it includes a screening mechanism 100, a clearing mechanism 200 and a driving mechanism 300, wherein the screening mechanism 100 includes a drum screen 110; the clearing mechanism 200 includes a brush 210 and a stripping roller 220, wherein the brush 210 is arranged on the side of the drum screen 110 along the length direction of the drum screen 110 and abuts against the surface of the drum screen 110, and the stripping roller 220 is arranged on the side of the brush 210 along the length direction of the brush 210 to strip off the fertilizer clumps on the brush 210; the driving mechanism 300 is connected to both the drum screen 110 and the brush 210, and is used to drive the drum screen 110 and the brush 210 to rotate.

[0027] When in use, the driving mechanism 300 is manipulated so that the driving mechanism 300 can drive the drum screen 110 and the brush 210 to rotate. During the rotation of the drum screen 110, the fertilizer inside it can be screened, and the fertilizer clumps blocked in the sieve holes of the drum screen 110 can be cleaned by the brush 210. During the rotation of the brush 210, the fertilizer clumps on the brush 210 can be peeled off by the stripping roller 220. In the utility model, the fertilizer clumps adhered to the brush 210 can be peeled off by the stripping roller 220, thereby avoiding a large number of fertilizer clumps adhering to the brush 210, thereby ensuring the cleaning effect of the brush 210 on the drum screen 110.

[0028] As a preferred embodiment, please refer to Figure 2 and Figure 3 The clearing mechanism 200 also includes a receiving plate 230, which is arranged directly below the stripping roller 220 and is used to receive the fertilizer balls stripped by the stripping roller 220, so as to collect the stripped fertilizer balls. At regular intervals, the fertilizer balls collected on the receiving plate 230 can be put back into the drum screen 110 for screening.

[0029] As a preferred embodiment, please refer to Figure 3 The brush 210 includes a roller 211 and a plurality of bristles 212, one end of each of the bristles 212 is fixedly connected to the outer wall of the roller 211, and the other end of each of the bristles 212 is used to abut against the surface of the drum screen 110. During the rotation of the roller 211, the bristles 212 can drive the rotation of each of the bristles 212, so that each of the bristles 212 can abut against the surface of the drum screen 110 in turn, so that each of the bristles 212 can clear the sieve holes of the drum screen 110 in turn, and as the roller 211 rotates, the fertilizer clumps adhered to each of the bristles 212 will be peeled off by the stripping roller 220 in turn.

[0030] As a preferred embodiment, please refer to Figure 3 The distance between the stripping roller 220 and the surface of the roller shaft 211 is smaller than the length of the bristles 212, so that the stripping roller 220 can be inserted between the bristles 212. When the roller shaft 211 rotates, the bristles 212 will contact the stripping roller 220 in turn and be scraped by the stripping roller 220.

[0031] As a preferred embodiment, please refer to Figure 1 and Figure 2 The screening mechanism 100 further includes a shell 120, the shell 120 has a cavity 121, and a discharge port 122 connected to the cavity 121 is opened at the bottom of the shell 120. The drum screen 110, the brush 210, the stripping roller 220 and the receiving plate 230 are all arranged in the cavity 121, so that the screening of the fertilizer can be carried out in a closed space, thereby preventing the dust generated during the screening process from polluting the surrounding environment.

[0032] As a preferred embodiment, please refer to Figure 2 The shell body 120 includes a lower shell 123, two first upper shells 124 and a plurality of second upper shells 125. The two first upper shells 124 are detachably fixed at the two ends of the lower shell 123. Each of the second upper shells 125 is arranged between the two first upper shells 124 and is detachably fixed on the lower shell 123. The two ends of the roller shaft 211 are rotatably installed on the corresponding two first upper shells 124 respectively. The two ends of the stripping roller 220 are respectively fixed on the corresponding two first upper shells 124. The two ends of the receiving plate 230 are respectively fixed on the corresponding two first upper shells 124. When it is necessary to process the fertilizer balls collected on the receiving plate 230, each of the second upper shells 125 can be removed from the lower shell 123 to facilitate the removal of the fertilizer balls received on the receiving plate 230. The two first upper shells 124 can provide support for the shaft roller, the stripping roller 220 and the receiving plate 230.

[0033] As a preferred embodiment, please refer to Figure 1 and Figure 2 The screening mechanism 100 further includes a feed pipe 130 , one end of which passes through the shell 120 and extends into the cavity 121 , and is connected to the inlet end of the drum screen 110 , and the fertilizer to be screened can be fed into the drum screen 110 through the feed pipe 130 .

[0034] As a preferred embodiment, please refer to Figure 2 and Figure 4The screening mechanism 100 further includes a slag discharge pipe 140 , one end of which passes through the shell 120 and extends into the cavity 121 , and is connected to the outlet end of the drum screen 110 , so that the discharge of large slag is facilitated through the slag discharge pipe 140 .

[0035] As a preferred embodiment, please refer to Figure 2 and Figure 4 The driving mechanism 300 includes a rotating driving member 310 and a transmission assembly 320. The output shaft of the rotating driving member 310 is fixedly connected to the rotating shaft of the drum screen 110, and is used to drive the rotating shaft of the drum screen 110 to rotate. The two ends of the transmission assembly 320 are respectively connected to the output shaft of the rotating driving member 310 and the roller 211, and are used to convert the rotation of the output shaft of the rotating driving member 310 into the rotation of the roller 211. By manipulating the rotating driving member 310, the rotating driving member 310 can drive the rotating shaft of the drum screen 110 to rotate, and then the entire drum screen 110 can rotate. During the rotation process of the drum screen 110, the fertilizer can be screened. The transmission assembly 320 can convert the rotation of the rotating driving member 310 into the rotation of the roller 211, so that the roller 211 can drive each of the bristles 212 to rotate, and the sieve holes of the drum screen 110 are cleared through each of the bristles 212.

[0036] As a preferred embodiment, the transmission assembly 320 is a sprocket and chain transmission pair.

[0037] As a preferred embodiment, please refer to Figure 1 The drum screening machine for fertilizer production also includes a bracket 400, the lower shell 123 is fixed on the bracket 400, both ends of the rotating shaft of the drum screen 110 are rotatably installed on the bracket 400, and the rotating driving member 310 is fixed on the bracket 400. The lower shell 123, the rotating shaft of the drum screen 110, and the rotating driving member 310 can be supported by the bracket 400.

[0038] In order to better understand the present invention, the following Figure 1 - Figure 5 The working principle of the technical solution of the utility model is described in detail:

[0039] When in use, the fertilizer to be screened can be fed into the drum screen 110 through the feed pipe 130, and the rotating drive member 310 can be manipulated so that the rotating drive member 310 can drive the rotating shaft of the drum screen 110 to rotate, thereby allowing the entire drum screen 110 to rotate. During the rotation of the drum screen 110, the fertilizer can be screened. The transmission assembly 320 can convert the rotation of the rotating drive member 310 into the rotation of the roller shaft 211, so that the roller shaft 211 can drive each of the bristles 212 to rotate, and can drive each of the bristles 212 to rotate, so that each of the bristles 212 can abut against the surface of the drum screen 110 in turn, so that each of the bristles 212 can clear the sieve holes of the drum screen 110 in turn, and as the With the rotation of the roller shaft 211, each of the bristles 212 will contact the stripping roller 220 in turn, and the fertilizer clumps adhered to each of the bristles 212 will be stripped off by the stripping roller 220 in turn, and the stripped fertilizer clumps will fall on the receiving plate 230. The stripped fertilizer clumps can be collected through the receiving plate 230. At regular intervals, each of the second upper shells 125 can be removed from the lower shell 123 to facilitate taking out the fertilizer clumps received on the receiving plate 230 and re-putting them into the drum screen 110 for screening. In the utility model, the fertilizer clumps adhered to the brush 210 can be stripped off by the stripping roller 220, thereby avoiding a large number of fertilizer clumps adhering to the brush 210 and ensuring the cleaning effect of the brush 210 on the drum screen 110.

[0040] The utility model provides a drum screening machine for fertilizer production, which has the following beneficial effects:

[0041] (1) As the roller shaft 211 rotates, each of the bristles 212 will contact the stripping roller 220 in turn, and the fertilizer clumps adhered to each of the bristles 212 will be stripped off by the stripping roller 220 in turn. The stripped fertilizer clumps will fall onto the receiving plate 230, and the stripped fertilizer clumps can be collected by the receiving plate 230;

[0042] (2) Each of the second upper shells 125 can be removed from the lower shell 123 at regular intervals, so as to facilitate taking out the fertilizer mass received on the receiving plate 230 and re-putting it into the drum screen 110 for screening, thereby avoiding waste of fertilizer;

[0043] (3) In the present invention, the fertilizer clumps adhered to the brush 210 can be peeled off by the peeling roller 220, thereby preventing a large number of fertilizer clumps from adhering to the brush 210 and ensuring the brush 210 has a clearing effect on the drum screen 110.

[0044] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A drum screening machine for fertilizer production, characterized in that: include: A screening mechanism, comprising a drum screen; The blockage clearing mechanism comprises a brush and a stripping roller, wherein the brush is arranged on the side of the drum screen along the length direction of the drum screen and abuts against the surface of the drum screen, and the stripping roller is arranged on the side of the brush along the length direction of the brush to strip the fertilizer clumps on the brush; A driving mechanism is connected to both the drum screen and the brush, and is used for driving the drum screen and the brush to rotate.

2. The drum screening machine for fertilizer production according to claim 1, characterized in that: The blockage clearing mechanism further comprises a receiving plate, which is arranged directly below the stripping roller and is used for receiving the fertilizer mass stripped by the stripping roller.

3. The drum screening machine for fertilizer production according to claim 2, characterized in that: The brush comprises a roller shaft and a plurality of bristles, one end of each of the bristles is fixedly connected to the outer side wall of the roller shaft, and the other end of each of the bristles is used to abut against the surface of the drum screen.

4. The drum screening machine for fertilizer production according to claim 3, characterized in that: The distance between the stripping roller and the roller shaft surface is smaller than the length of the bristles.

5. The drum screening machine for fertilizer production according to claim 4, characterized in that: The screening mechanism further comprises a shell having a cavity, a discharge port communicating with the cavity is provided at the bottom of the shell, and the drum screen, the brush, the stripping roller and the receiving plate are all arranged in the cavity.

6. The drum screening machine for fertilizer production according to claim 5, characterized in that: The shell body includes a lower shell, two first upper shells and a plurality of second upper shells, the two first upper shells are detachably fixed to the two ends of the lower shell, each of the second upper shells is arranged between the two first upper shells and is detachably fixed to the lower shell, the two ends of the roller shaft are respectively rotatably installed on the corresponding two first upper shells, the two ends of the peeling roller are respectively fixed on the corresponding two first upper shells, and the two ends of the receiving plate are respectively fixed on the corresponding two first upper shells.

7. The drum screening machine for fertilizer production according to claim 5, characterized in that: The screening mechanism further comprises a feed pipe, one end of which passes through the shell and extends into the cavity, and is communicated with the inlet end of the drum screen.

8. The drum screening machine for fertilizer production according to claim 5, characterized in that: The screening mechanism further comprises a slag discharge pipe, one end of which passes through the shell and extends into the cavity, and is communicated with the outlet end of the drum screen.

9. The drum screening machine for fertilizer production according to claim 6, characterized in that: The driving mechanism includes a rotating driving member and a transmission assembly. The output shaft of the rotating driving member is fixedly connected to the rotating shaft of the drum screen, and is used to drive the rotating shaft of the drum screen to rotate. The two ends of the transmission assembly are respectively connected to the output shaft of the rotating driving member and the roller shaft, and are used to convert the rotation of the output shaft of the rotating driving member into the rotation of the roller shaft.

10. The drum screening machine for fertilizer production according to claim 9, characterized in that: It also includes a bracket, the lower shell is fixed on the bracket, both ends of the drum screen shaft are rotatably mounted on the bracket, and the rotating drive member is fixed on the bracket.

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