Seedling raising substrate smashing device

By introducing a drive frame and a cleaning roller brush into the seedling substrate crushing device, the problem of screen clogging caused by raw materials with high moisture content is solved, achieving efficient crushing of seedling substrate and smooth drop of particles, which is convenient for subsequent use.

CN223641982UActive Publication Date: 2025-12-09汶上县苑庄镇农业农村事务中心(汶上县苑庄镇乡村振兴发展中心)
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Patent Information

Application Number
CN202423104627.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-16
Publication Date
2025-12-09
Estimated Expiration
2034-12-16

AI Technical Summary

Technical Problem

Existing seedling substrate pulverizing devices are prone to screen clogging when processing raw materials with high moisture content, making it difficult to completely pulverize the substrate materials and for the pulverized particles to fall smoothly through the screen.

Method used

A structure consisting of a drive frame and a cleaning roller brush is designed. The drive mechanism enables the screen to move back and forth in a linear motion, and the cleaning roller brush sweeps the screen. At the same time, a third motor drives the cleaning roller brush to rotate, and the particles adhering to the screen are swept into the collection box, avoiding clogging and improving the cleaning effect.

Benefits of technology

This effectively avoids screen clogging, ensures the smooth crushing of seedling substrate, and facilitates the collection and utilization of the crushed substrate particles.

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Abstract

The utility model discloses a seedling substrate crushing device, and belongs to the technical field of equipment for seedling substrate production. A seedling substrate smashing device comprises a smashing barrel, a top cover is inserted in the smashing barrel, a bearing shell is fixedly embedded in the lower side of the smashing barrel, a driving frame is arranged on one side of the bearing shell in a penetrating mode, a driving mechanism is installed on one side of the driving frame, scrubbing assemblies are installed on the two sides of the bearing shell, and each scrubbing assembly comprises an installation box fixedly embedded in the bearing shell; and a cleaning rolling brush is mounted in the mounting box. According to the technical scheme, the driving frame, the sweeping rolling brush and the driving mechanism are arranged, in the process of smashing the seedling raising substrate, under the action of the driving mechanism, the driving frame can drive the screen to do reciprocating linear movement, the sweeping rolling brush sweeps the screen, and therefore the screen is prevented from being blocked, and the service life of the screen is prolonged. And it can be guaranteed that crushed matrix particles can smoothly fall down through the screen, and it can be guaranteed that the seedling culture matrix is crushed smoothly.
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Description

TECHNICAL FIELD

[0001] The application relates to the technical field of equipment for producing seedling substrates, in particular to a seedling substrate crushing device. BACKGROUND

[0002] In agricultural production, the quality of seedling substrates directly affects the growth of plant oil. In order to improve the uniformity and suitability of seedling substrates, relevant staff often use seedling substrate crushing devices to crush the substrate raw materials.

[0003] The existing technology document with the announcement number CN221602124U provides a seedling substrate crushing device. The device can completely crush the blocky seedling substrate through secondary crushing and the structure of the first crushing device. The crushing of the blocky seedling substrate is solved through the screen and the second stirring blade, and the crushing effect of the seedling substrate is improved.

[0004] Although the existing technical solution in the above can crush the seedling substrate raw materials multiple times, there are still the following defects. There are many raw materials with high humidity in the seedling substrate. This part of the raw materials may be adhered to the screen. Not only will it be difficult to completely crush the substrate raw materials, but also the crushed raw materials will be difficult to smoothly fall and discharge through the screen. In view of this, we propose a seedling substrate crushing device. CONTENT OF THE INVENTION

[0005] 1. Technical problem to be solved

[0006] The purpose of the present application is to provide a seedling substrate crushing device to solve the technical problems mentioned in the background.

[0007] 2. Technical solution

[0008] The application embodiment provides a seedling substrate crushing device, which comprises a crushing barrel, a top cover is inserted on the crushing barrel, a feeding pipe is inserted on the top cover, a discharge valve is fixedly connected to the lower end of the crushing barrel, a crushing mechanism is installed in the crushing barrel, a receiving shell is fixedly embedded on the lower side of the crushing barrel, a screen is installed in the receiving shell, a driving frame is slidably penetrated on one side of the receiving shell, the driving frame is fixedly connected with the screen at the end, a driving mechanism is installed on one side of the driving frame, and the driving mechanism is used to drive the driving frame to move linearly. Brushing assemblies are installed on both sides of the receiving shell, the brushing assembly comprises an installation box fixedly embedded on the receiving shell, and a cleaning roller brush is installed in the installation box.

[0009] By adopting the above technical scheme, the staff adds appropriate raw materials into the smashing barrel through the feeding pipe, and the smashing mechanism operates to smash the raw materials. In this process, under the action of the driving mechanism, the driving frame drives the screen to move back and forth in a straight line, and the cleaning roller brush sweeps and brushes the screen, so as to avoid the screen from being blocked, and to facilitate the smooth falling of the smashed substrate particles through the screen, and to facilitate the smooth smashing of the nursery substrate.

[0010] As an optional scheme of the technical scheme of the present application file, the smashing mechanism comprises a first motor fixedly installed on the top cover, one side of the output shaft of the first motor penetrates through the top cover and extends into the inner cavity thereof, and a plurality of smashing knives are densely arranged on the output shaft of the first motor.

[0011] By adopting the above technical scheme, under the action of the first motor, the smashing knives rotate to rapidly smash the raw materials.

[0012] As an optional scheme of the technical scheme of the present application file, the driving mechanism comprises a second motor, the end of the output end of the second motor is fixedly connected with a reciprocating screw rod, the driving frame is in sliding cooperation with the reciprocating screw rod, and the driving frame is limited by and in sliding connection with the receiving shell.

[0013] By adopting the above technical scheme, under the action of the second motor, the reciprocating screw rod rotates, and the driving frame drives the screen to move back and forth in a straight line.

[0014] As an optional scheme of the technical scheme of the present application file, the brush washing assembly further comprises a third motor, one end of the output end of the third motor penetrates through one side of the mounting box and extends into the inner cavity thereof, and the end of the cleaning roller brush is fixedly connected with the end of the output end of the third motor.

[0015] By adopting the above technical scheme, under the action of the third motor, the cleaning roller brush rotates inward, which can improve the cleaning effect of the screen.

[0016] As an optional scheme of the technical scheme of the present application file, the receiving shell is fixedly connected with a receiving pipe on both sides, the receiving pipe is sleeved with a collecting box on one side, and the receiving pipe is in frictional contact with the collecting box.

[0017] By adopting the above technical scheme, the substrate particles swept down by the cleaning roller brush fall into the collecting box through the receiving pipe, which facilitates the subsequent use of the collected nursery substrate particles by the user.

[0018] As an optional scheme of the technical scheme of the present application file, a blocking cylinder is embedded on one side of the inner wall of the smashing barrel, the blocking cylinder is intermittently matched with the screen at the lower end, and a plurality of stirring rods are fixedly connected on one side of the output shaft of the first motor.

[0019] By adopting the technical scheme, the material blocking cylinder can prevent the raw material on the screen from falling into the collecting box, and the stirring rod can be rotated following the first motor output shaft, so that the raw material deposited on the screen can be stirred, thereby facilitating the full crushing of the substrate raw material.

[0020] 3. Beneficial effects

[0021] The one or more technical solutions provided in the embodiments of the application have at least the following technical effects or advantages:

[0022] 1. In the process of crushing the seedling substrate, the driving frame drives the screen to move back and forth linearly, and the cleaning roller brush sweeps the screen under the action of the driving mechanism, so as to avoid the screen from being blocked, facilitate the crushed substrate particles to fall down through the screen smoothly, and facilitate the smooth crushing of the seedling substrate.

[0023] 2. The third motor and the collecting box are arranged, the cleaning roller brush rotates inward under the action of the third motor, and the substrate particles adhered to the screen are swept into the collecting box, so as to improve the cleaning effect of the screen and facilitate the subsequent use of the collected seedling substrate particles by the user. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The overall structure schematic view of the seedling substrate crushing device disclosed in a preferred embodiment of the application is shown in the figure.

[0025] Figure 2 The structure sectional view schematic view of the crushing barrel and the receiving shell body in the seedling substrate crushing device disclosed in a preferred embodiment of the application is shown in the figure.

[0026] Figure 3 The structure schematic view of the driving mechanism in the seedling substrate crushing device disclosed in a preferred embodiment of the application is shown in the figure.

[0027] Figure 4 The structure schematic view of the brushing assembly in the seedling substrate crushing device disclosed in a preferred embodiment of the application is shown in the figure.

[0028] Explanation of reference numerals in the figure: 1, crushing barrel; 2, receiving shell body; 3, discharge valve; 4, feeding pipe; 5, top cover; 6, driving frame; 7, material blocking cylinder; 8, brushing assembly; 801, mounting box; 802, third motor; 803, cleaning roller brush; 9, stirring rod; 10, crushing knife; 11, first motor; 12, screen; 13, reciprocating wire rod; 14, receiving pipe; 15, collecting box; 16, second motor. DETAILED DESCRIPTION

[0029] The present application will be further described in detail below with reference to the accompanying drawings.

[0030] Reference Figure 1 , Figure 2 and Figure 3 This application discloses a seedling substrate pulverizing device, comprising: a pulverizing barrel 1, a top cover 5 inserted on the pulverizing barrel 1, a feed pipe 4 inserted on the top cover 5, a discharge valve 3 fixedly connected to the lower end of the pulverizing barrel 1, a pulverizing mechanism installed inside the pulverizing barrel 1, a receiving shell 2 embedded and fixedly installed on the lower side of the pulverizing barrel 1, a screen 12 installed inside the receiving shell 2, a drive frame 6 slidably passing through one side of the receiving shell 2, the end of the drive frame 6 being connected and fixedly connected to the screen 12, a drive mechanism installed on one side of the drive frame 6, the drive mechanism being used to drive the drive frame 6 to move linearly, and brushing components 8 installed on both sides of the receiving shell 2, the brushing components 8 including a mounting box 801 embedded and fixed on the receiving shell 2, and a cleaning roller brush 803 installed inside the mounting box 801.

[0031] The crushing mechanism includes a first motor 11 fixedly mounted on the top cover 5. One side of the output shaft of the first motor 11 passes through the top cover 5 and extends into its inner cavity. Crushing blades 10 are densely distributed on the output shaft of the first motor 11.

[0032] The driving mechanism includes a second motor 16, and a reciprocating lead screw 13 is fixedly connected to the output end of the second motor 16. The driving frame 6 is slidably engaged with the reciprocating lead screw 13, and the driving frame 6 is constrained by the receiving housing 2 and slidably connected to it.

[0033] Workers add an appropriate amount of raw materials into the crushing barrel 1 through the feed pipe 4. Under the action of the first motor 11, the crushing blade 10 rotates to quickly crush the raw materials. During this process, the second motor 16 runs, the reciprocating screw 13 rotates, and the frame 6 drives the screen 12 to move back and forth in a linear motion. The cleaning roller brush 803 will sweep the screen 12 to avoid clogging. This helps to ensure that the crushed substrate particles can pass through the screen 12 smoothly and fall down, which helps to ensure the smooth crushing of the seedling substrate.

[0034] Reference Figure 1 and Figure 4 The brushing assembly 8 also includes a third motor 802, the output end of the third motor 802 passing through one side of the mounting box 801 and extending into its inner cavity, and the end of the cleaning roller brush 803 being connected and fixed to the output end of the third motor 802.

[0035] Both sides of the housing 2 are fixedly connected with receiving pipes 14, and a collection box 15 is sleeved on one side of the receiving pipe 14. The receiving pipe 14 and the collection box 15 are in frictional contact.

[0036] Under the action of the third motor 802, the cleaning roller brush 803 rotates inward, which can improve the cleaning effect on the screen 12. The substrate particles swept off by the cleaning roller brush 803 fall into the collection box 15 through the receiving pipe 14, making it convenient for users to use the collected seedling substrate particles later.

[0037] Reference Figure 1 , Figure 2 and Figure 4 A baffle cylinder 7 is embedded and fixed on one side of the inner wall of the crushing barrel 1. The baffle cylinder 7 can prevent the raw material on the screen 12 from falling into the collection box 15. The lower end of the baffle cylinder 7 is intermittently engaged with the screen 12. Multiple stirring rods 9 are fixedly connected to one side of the output shaft of the first motor 11. The stirring rods 9 will rotate with the output shaft of the first motor 11, which can stir up the raw material deposited on the screen 12, which is conducive to ensuring the full crushing of the matrix raw material.

[0038] This application, by setting up a drive frame 6, a cleaning roller brush 803, and a drive mechanism, helps to ensure that the crushed substrate particles fall smoothly through the screen 12 and ensures the smooth crushing of the seedling substrate; at the same time, by setting up a third motor 802 and a collection box 15, it can not only improve the cleaning effect of the screen 12, but also facilitate the user to use the collected seedling substrate particles for subsequent purposes.

[0039] The implementation principle of the seedling substrate pulverizing device in this application embodiment is as follows: When relevant personnel need to use this technical solution to pulverize the seedling substrate, they first add an appropriate amount of raw material into the pulverizing barrel 1 through the feed pipe 4. Under the action of the first motor 11, the pulverizing blade 10 rotates to quickly pulverize the raw material. During this process, the second motor 16 runs, the reciprocating screw 13 rotates, and the frame 6 drives the screen 12 to move reciprocally in a linear motion. During this period, the third motor 802 runs, the cleaning roller brush 803 rotates inward to brush the screen 12, and the substrate particles swept off by the cleaning roller brush 803 fall into the collection box 15 through the receiving pipe 14. The pulverized substrate particles fall downward through the screen 12 and are discharged outward through the discharge valve 3.

Claims

1. A seedling substrate pulverizing device, characterized in that: The device includes: a crushing barrel (1), a top cover (5) inserted on the crushing barrel (1), a feed pipe (4) inserted on the top cover (5), a discharge valve (3) fixedly connected to the lower end of the crushing barrel (1), a crushing mechanism installed inside the crushing barrel (1), a receiving shell (2) embedded and fixed on the lower side of the crushing barrel (1), a screen (12) installed inside the receiving shell (2), a drive frame (6) slidably passing through one side of the receiving shell (2), the end of the drive frame (6) being connected and fixed to the screen (12), a drive mechanism installed on one side of the drive frame (6), the drive mechanism being used to drive the drive frame (6) to move linearly, and a brushing assembly (8) installed on both sides of the receiving shell (2), the brushing assembly (8) including an installation box (801) embedded and fixed on the receiving shell (2), and a cleaning roller brush (803) installed inside the installation box (801).

2. The seedling substrate pulverizing device according to claim 1, characterized in that: The crushing mechanism includes a first motor (11) fixedly mounted on the top cover (5). The output shaft of the first motor (11) passes through the top cover (5) and extends into its inner cavity. Crushing blades (10) are densely distributed on the output shaft of the first motor (11).

3. The seedling substrate pulverizing device according to claim 1, characterized in that: The driving mechanism includes a second motor (16), and a reciprocating lead screw (13) is fixedly connected to the output end of the second motor (16). The driving frame (6) is slidably engaged with the reciprocating lead screw (13), and the driving frame (6) is constrained by the receiving housing (2) and slidably connected to it.

4. The seedling substrate pulverizing device according to claim 1, characterized in that: The brushing assembly (8) also includes a third motor (802), the output end of which passes through one side of the mounting box (801) and extends into its inner cavity, and the end of the cleaning roller brush (803) is connected and fixed to the output end of the third motor (802).

5. The seedling substrate pulverizing device according to claim 1, characterized in that: The receiving shell (2) is fixedly connected to both sides of the receiving pipe (14), and a collection box (15) is sleeved on one side of the receiving pipe (14). The receiving pipe (14) and the collection box (15) are in frictional contact.

6. The seedling substrate pulverizing device according to claim 2, characterized in that: A baffle cylinder (7) is embedded and fixed on one side of the inner wall of the crushing barrel (1). The lower end of the baffle cylinder (7) is intermittently engaged with the screen (12). A plurality of stirring rods (9) are fixedly connected to one side of the output shaft of the first motor (11).

Citation Information

Patent Citations

  • Seedling raising substrate smashing device

    CN221602124U