A sawtooth-shaped feeding port for preventing material from being stuck in an organic fertilizer pulverizer

By designing an adjustable serrated plate structure and dustproof plate at the feed inlet of the organic fertilizer crusher, the problems of non-adjustable serrated height and dust accumulation have been solved, improving the applicability and service life of the equipment.

CN224541932UActive Publication Date: 2026-07-24CHANGCHUN GUANGHUA UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGCHUN GUANGHUA UNIV
Filing Date
2025-07-31
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

The existing serrated feed inlet in organic fertilizer crushers cannot adjust the serration height according to actual conditions. When the serration is damaged, it is difficult to disassemble and replace it. Furthermore, dust easily accumulates when the equipment is left unused for a long time, affecting its performance.

Method used

An anti-jamming serrated feed inlet for an organic fertilizer crusher was designed. The position of the serrated plate can be adjusted by sliding a storage box and a rotating rod, and fixed by a positioning rod and bolts, so that the serrated plate can be adjusted and disassembled. A dustproof plate is also provided to prevent dust accumulation.

Benefits of technology

It enables flexible adjustment and stable fixing of the saw blade, extending the service life of the equipment, and prevents dust accumulation through the dustproof plate, improving the applicability and ease of cleaning of the equipment.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224541932U_ABST
    Figure CN224541932U_ABST
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Abstract

The utility model relates to agricultural machinery engineering technical field, concretely is a kind of organic fertilizer pulverizer anti -sticking material sawtooth feed inlet, including pulverizer entrance body, the upper end of pulverizer entrance body is slidably inserted with first storage box and second storage box respectively, and the inside of first storage box and second storage box all have bearing rotation with rotating rod.The utility model can move the position of first sawtooth plate and second sawtooth plate by rotating rotating rod, so as to move the position of first sawtooth plate or second sawtooth plate upwards or downwards according to actual demand, when the lower end surface of first sawtooth plate or second sawtooth plate is attached to table top, different form objects can be isolated outside, simultaneously according to the cooperation use of positioning rod, the moving stability of first sawtooth plate or second sawtooth plate can be improved, simultaneously according to the cooperation use of first bolt, first storage box and second storage box can be disassembled and replaced, so as to improve the applicability and service life of equipment.
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Description

Technical Field

[0001] This utility model relates to the field of agricultural machinery engineering technology, specifically to an anti-jamming serrated feed inlet for an organic fertilizer crusher. Background Technology

[0002] The core task of agricultural machinery engineering technology is to improve agricultural production efficiency, reduce labor intensity, ensure operation quality, and achieve efficient resource utilization and environmental friendliness by innovating mechanical structures, power systems, operating devices, and intelligent control modules. It covers a complete technical system from field tillage machinery to facility agriculture equipment and primary agricultural product processing machinery.

[0003] Currently, the serrated feed inlet is a special feeding device with a serrated structure designed at the material input end of an organic fertilizer crusher during trial use. Its core feature is that it sets regularly arranged serrated protrusions or grooves on the inner wall or edge of the feed inlet. The sharp edges and irregular geometric shape of the serrations actively crush and disperse the organic fertilizer raw materials entering the equipment. At the same time, the gaps between the serrations form a dynamic material flow channel, which avoids high-humidity, high-fiber or lumpy materials from getting stuck due to entanglement, accumulation or compression during the feeding process.

[0004] However, the applicant believes that the shortcomings are: 1. It is inconvenient to adjust the height of the saw teeth according to the actual situation; 2. When the saw teeth are damaged after long-term use, it is inconvenient to disassemble and replace them; 3. After the equipment is used up, it may be left to stand for a long time, and a lot of dust may accumulate inside, which may cause inconvenience for the next use of the equipment.

[0005] To address this issue, we propose a serrated feed inlet for an organic fertilizer crusher to prevent material jamming. Utility Model Content

[0006] The purpose of this utility model is to provide an anti-jamming serrated feed inlet for an organic fertilizer crusher, so as to solve the problems mentioned in the background art.

[0007] To achieve the above objectives, this utility model provides the following technical solution: a sawtooth-shaped feed inlet for an organic fertilizer crusher to prevent material jamming, comprising a crusher inlet body.

[0008] The upper end of the inlet body of the crusher is slidably fitted with a first storage box and a second storage box, and the inside of the first storage box and the second storage box are both rotatable with rotating rods bearing the bearings. The lower ends of the two sets of rotating rods are threadedly connected with a first serrated plate and a second serrated plate. One end of the inlet body of the crusher is slidably fitted with a dustproof plate. Both ends of the inlet body of the crusher are threadedly connected with fixing plates, and the upper and lower ends of the fixing plates are provided with second bolts, and one end of the second bolt is threadedly connected to the inside of the inlet body of the crusher.

[0009] Preferably, both sides of the upper separated end of the first storage box and the second storage box are threaded with first bolts, and the lower end of the first bolt is threaded to the upper end of the crusher inlet body. The connection between the first bolt and the crusher inlet body allows the positions of the crusher inlet body, the first storage box and the second storage box to be connected.

[0010] Preferably, both the first serrated plate and the second serrated plate are slidably inserted into the lower end of the first storage box and the second storage box. Through the above operation, the length of the first serrated plate and the second serrated plate can be adjusted according to actual usage needs.

[0011] Preferably, positioning rods are fixed on both sides of the upper end of the first and second serrated plates, and the positioning rods are slidably inserted into the interior of the first and second storage boxes. The stability of the first and second serrated plates can be improved by the cooperation of the positioning rods.

[0012] Preferably, the lower end of the first serrated plate is provided with pointed teeth, and the lower end of the second serrated plate is provided with rounded teeth. The shapes of the first and second serrated plates can prevent different objects from getting stuck inside the equipment.

[0013] Preferably, both ends of the dustproof plate are provided with T-shaped blocks, and the inside of the fixing plate is provided with a sliding groove, and the surface of the sliding groove is in contact with the surface of the T-shaped block. By using the T-shaped block and the dustproof plate together, one end of the equipment can be protected.

[0014] Preferably, the upper part of one end of the pulverizer inlet body and the lower part of the dustproof plate are both equipped with magnetic attraction, which can fix the position of the dustproof plate by the cooperation of magnetic attraction.

[0015] This utility model provides a sawtooth-shaped feed inlet for an organic fertilizer crusher to prevent material jamming, which has the following beneficial effects:

[0016] The positions of the first and second sawtooth plates can be moved by rotating the rotating rod, allowing them to be moved up or down as needed. When the lower surface of the first or second sawtooth plate is in contact with the table surface, objects of different shapes can be isolated. In addition, the stability of the movement of the first or second sawtooth plate can be improved by using the positioning rod. Furthermore, the first and second storage boxes can be disassembled and replaced by using the first bolt, thereby improving the applicability and service life of the equipment.

[0017] By moving the two sets of fixing plates to both sides of the crusher inlet body, and then fixing the position of the fixing plates by rotating the second bolt, the dustproof plate can be moved to fit with one end of the crusher inlet body. When the equipment is in use, the dustproof plate can be moved upward so that the corresponding magnetic position of the dustproof plate and one end of the crusher inlet body fits together. When the equipment is finished, the dustproof plate can be moved downward to protect the inside of the equipment and prevent excessive dust from entering and causing inconvenience in cleaning. Attached image description:

[0018] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 This is a three-dimensional front view of the structure of this utility model;

[0020] Figure 2 This is a three-dimensional structural diagram of the first or second sawtooth plate of this utility model.

[0021] Figure 3 This is a three-dimensional structural diagram of the rotating rod of this utility model;

[0022] Figure 4 This is a three-dimensional structural diagram of the fixing plate of this utility model.

[0023] In the diagram: 1. Crusher inlet body; 2. First storage box; 3. Second storage box; 4. First bolt; 5. Rotating rod; 6. First serrated plate; 7. Second serrated plate; 8. Positioning rod; 9. Dustproof plate; 10. Fixing plate; 11. Second bolt. Detailed implementation method:

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] This embodiment proposes a sawtooth-shaped feed inlet for an organic fertilizer crusher to prevent material jamming. (Example 1)

[0026] like Figures 1 to 3As shown, this embodiment proposes an anti-jamming serrated feed inlet for an organic fertilizer crusher, including a crusher inlet body 1.

[0027] The upper end of the crusher inlet body 1 is slidably fitted with a first storage box 2 and a second storage box 3, respectively. The interior of the first storage box 2 and the second storage box 3 is fitted with rotating rods 5, and the lower ends of the two sets of rotating rods 5 are threadedly connected to a first serrated plate 6 and a second serrated plate 7. The two sides of the upper ends of the first storage box 2 and the second storage box 3 are threadedly connected to a first bolt 4, and the lower end of the first bolt 4 is threadedly connected to the upper end of the crusher inlet body 1. The first serrated plate 6 and the second serrated plate 7 are slidably fitted inside the lower ends of the first storage box 2 and the second storage box 3. The upper sides of the first serrated plate 6 and the second serrated plate 7 are fixed with positioning rods 8, and the positioning rods 8 are slidably fitted inside the first storage box 2 and the second storage box 3. The lower end of the first serrated plate 6 is set with pointed teeth, and the lower end of the second serrated plate 7 is set with rounded teeth.

[0028] In the above embodiments, by using the first storage box 2 and the second storage box 3 together, the first storage box 2 or the second storage box 3 can be installed or disassembled according to actual needs, thereby improving the service life of the equipment. By rotating the rotating rod 5, the first serrated plate 6 or the second serrated plate 7 can be moved downwards. When the bottom surface of the first serrated plate 6 or the second serrated plate 7 is in contact with the table surface, other unwanted substances can be isolated. With the cooperation of the positioning rod 8, the first serrated plate 6 and the second serrated plate 7 can be made more stable when moving.

[0029] Example 2

[0030] like Figure 4 As shown, based on the same concept as the above embodiment, this embodiment also proposes: a dustproof plate 9 is slidably attached to one end of the crusher inlet body 1, a fixing plate 10 is threadedly connected to both ends of the crusher inlet body 1, and a second bolt 11 is provided at both the upper and lower ends of the fixing plate 10, and one end of the second bolt 11 is threadedly connected to the inside of the crusher inlet body 1, a T-shaped block is provided at both ends of the dustproof plate 9, a sliding groove is provided inside the fixing plate 10, and the surface of the sliding groove is attached to the surface of the T-shaped block, and magnetic attraction is provided at the upper part of one end of the crusher inlet body 1 and the lower part of the dustproof plate 9.

[0031] In the above embodiment, the fixed plate 10 is moved to fit against the surface of the crusher inlet body 1, and then the second bolt 11 is rotated to fix the position of the fixed plate 10. At this time, the surface of the dustproof plate 9 fits against the surface of the crusher inlet body 1. When the equipment is in use, the dustproof plate 9 can be moved upward so that the dustproof plate 9 and the corresponding magnetic position of one end of the crusher inlet body 1 fit together. When the equipment is finished, the dustproof plate 9 can be moved downward to protect the inside of the equipment. The stability of the dustproof plate 9 when moving is improved by the cooperation of the T-block and the slide.

[0032] Working principle: When using the equipment, first move the fixed plate 10 to fit it against the surface of the crusher inlet body 1. Then rotate the second bolt 11 to fix the position of the fixed plate 10. Then move the dustproof plate 9 upward to magnetically attach it to one end of the crusher inlet body 1. Next, rotate the rotating rod 5 according to the actual use situation to move the position of the first sawtooth plate 6 or the second sawtooth plate 7 downward. In this way, with the cooperation of the positioning rod 8, the position of the first sawtooth plate 6 and the second sawtooth plate 7 is restricted. When the lower surface of the first sawtooth plate 6 or the second sawtooth plate 7 is in contact with the table, unwanted objects inside the organic fertilizer can be isolated.

[0033] After the equipment is used up, the positions of the first storage box 2 and the second storage box 3 can be disassembled and separated by rotating the first bolt 4. Then, the dustproof plate 9 is moved downward to protect the inside of the crusher inlet body 1, thereby improving the service life of the equipment. The above is the complete working principle of this utility model.

[0034] Finally, the following points should be noted: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection", and "linkage" should be interpreted broadly, and can be mechanical or electrical connections, or internal connections between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may change.

[0035] Secondly: The accompanying drawings of the embodiments disclosed in this utility model only involve the structures involved in the embodiments disclosed in this utility model. Other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of this utility model can be combined with each other.

[0036] In conclusion, the above are merely preferred embodiments of this utility model and are not intended to limit this utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A sawtooth-shaped feed inlet for an organic fertilizer crusher to prevent material jamming, comprising a crusher inlet body (1), characterized in that: The upper end of the crusher inlet body (1) is slidably fitted with a first storage box (2) and a second storage box (3), and the interior of the first storage box (2) and the second storage box (3) is fitted with a rotating rod (5) bearing. The lower ends of the two sets of rotating rods (5) are threadedly connected to a first serrated plate (6) and a second serrated plate (7). One end of the crusher inlet body (1) is slidably fitted with a dustproof plate (9). Both ends of the crusher inlet body (1) are threadedly connected to a fixing plate (10), and the upper and lower ends of the fixing plate (10) are provided with second bolts (11), and one end of the second bolt (11) is threadedly connected to the interior of the crusher inlet body (1).

2. The anti-jamming serrated feed inlet of an organic fertilizer crusher according to claim 1, characterized in that: Both sides of the upper ends of the first storage box (2) and the second storage box (3) are threaded with first bolts (4), and the lower end of the first bolts (4) is threaded with the upper end of the crusher inlet body (1).

3. The anti-jamming serrated feed inlet of an organic fertilizer crusher according to claim 1, characterized in that: The first serrated plate (6) and the second serrated plate (7) are both slidably inserted into the lower end of the first storage box (2) and the second storage box (3).

4. The anti-jamming serrated feed inlet of an organic fertilizer crusher according to claim 1, characterized in that: Positioning rods (8) are fixed on both sides of the upper end of the first serrated plate (6) and the second serrated plate (7), and the positioning rods (8) are slidably inserted into the inside of the first storage box (2) and the second storage box (3).

5. The anti-jamming serrated feed inlet of an organic fertilizer crusher according to claim 1, characterized in that: The lower end of the first sawtooth plate (6) is set with pointed teeth, and the lower end of the second sawtooth plate (7) is set with rounded teeth.

6. The anti-jamming serrated feed inlet of an organic fertilizer crusher according to claim 1, characterized in that: Both ends of the dustproof plate (9) are provided with T-shaped blocks, and the inside of the fixing plate (10) is provided with a sliding groove, and the surface of the sliding groove is in contact with the surface of the T-shaped block.

7. The anti-jamming serrated feed inlet of an organic fertilizer crusher according to claim 1, characterized in that: The upper part of one end of the inlet body (1) of the crusher and the lower part of the dustproof plate (9) are both equipped with magnetic attraction.