A device for breaking a wax gourd for seed taking

CN224654134UActive Publication Date: 2026-08-21CHANGSHA ACAD OF AGRI SCI
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Patent Information

Application Number
CN202522128208.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-09
Publication Date
2026-08-21
Estimated Expiration
2035-10-09

AI Technical Summary

Technical Problem

[0002]在冬瓜的批量种植过程中,留种取种是一项重要的工作,传统的冬瓜取种方法通常是使用刀具将冬瓜切开,然后取出种子,由于冬瓜皮较厚,此种方式破瓜取种较为费力,尤其是对于较大的冬瓜,在使用刀具将冬瓜一分为二的过程中,会破坏瓜瓤处的种子部分,导致取出的种子数量减少,影响留种的质量和数量

Benefits of technology

本实用新型结构巧妙,通过第一连接杆和第二连接杆的交叉结构,配合切刀组件的巧妙设计,使得操作人员能够轻松地对冬瓜施加均匀的掰力,将冬瓜掰开,能够高效省力地破开冬瓜,整个过程只破坏冬瓜表皮,不会对瓜瓤处的种子部分进行破坏,能够有效提高冬瓜取种的效率和种子的完整性,装置结构简单,使用方便,具有显著的实用价值和推广前景。

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Abstract

The utility model relates to the winter melon planting technical field, concretely is a kind of winter melon seed taking is broken melon device, including first connecting rod, second connecting rod, cylindrical handle, cutter mounting plate, break knife, triangular knife, barbed plate, anti -skidding boss, hammering plate and extension handle;The utility model structure is ingenious, through the cross structure of first connecting rod and second connecting rod, cooperate the ingenious design of cutter assembly, so that operating personnel can easily exert uniform break force to winter melon, break open winter melon, can efficiently break open winter melon with less effort, only destroy melon rind in whole process, will not destroy seed part at melon pulp, can effectively improve the efficiency and the integrity of seed of winter melon seed taking, device structure is simple, convenient to use, with remarkable practical value and popularization prospect.
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Description

Technical Field

[0001] This utility model relates to the field of winter melon planting technology, specifically a winter melon seed-harvesting device. Background Technology

[0002] In the mass cultivation of winter melon, seed extraction is a crucial task. Traditionally, the method involves cutting the melon open with a knife to remove the seeds. However, due to the thick skin of the winter melon, this method is laborious, especially with larger melons. The process of splitting the melon in half with a knife damages the seed portion within the flesh, reducing the number of seeds extracted and affecting the quality and quantity of the extracted seeds. Therefore, a tool that can open the winter melon without damaging the seeds is needed. Summary of the Invention

[0003] The purpose of this invention is to provide a melon-breaking device for extracting seeds from winter melons, so as to solve the aforementioned technical problems.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a winter melon seed-harvesting device, comprising a first connecting rod and a second connecting rod, the first and second connecting rods being rotatably connected by a pin, a columnar handle being fixedly connected to the top of each of the first and second connecting rods, and a cutting blade assembly being installed at the bottom of each of the first and second connecting rods, with the cutting blade assemblies at the bottom of the first and second connecting rods being mirror images of each other; the cutting blade assembly includes a breaking blade, a triangular blade, and a barbed plate, the bottom of the breaking blade being fixedly connected to the top of the triangular blade, and the lateral projection of the triangular blade being straight. The device comprises a triangular shape, with a barb plate fixedly connected to the bottom of one side of the blade. An arc-shaped surface is formed on the side of the blade where the barb plate is mounted, and multiple anti-slip protrusions are provided within the arc-shaped surface. A blade mounting plate is fixedly connected to the top surface of the blade, and multiple hammer plates are fixedly connected to the top surface of the blade mounting plate. It also includes an extension handle, with a threaded post fixedly connected to the bottom end of the extension handle. A threaded hole adapted to the threaded post is formed on the top surface of the cylindrical handle, and the threaded post at the bottom end of the extension handle is threaded into the threaded hole of the cylindrical handle. Anti-slip sleeves are fitted onto the outer walls of both the cylindrical handle and the extension handle.

[0005] Preferably, the first connecting rod and the second connecting rod are in a cross structure.

[0006] Preferably, the bottom ends of the first connecting rod and the second connecting rod are respectively fixedly connected to the blade mounting plate of the cutting assembly.

[0007] Preferably, the length of the breaking knife is three-fifths of that of the triangular knife, the length of the breaking knife is 20cm to 30cm, the height of the triangular knife is 1cm, and the height of the breaking knife is 2cm.

[0008] Preferably, the barbed plate and the cutting blade form an angle of 30°-50° to increase the friction between the cutting blade assembly and the winter melon, preventing the cutting blade assembly from slipping out of the winter melon.

[0009] Preferably, the anti-slip protrusions are hemispherical and evenly distributed on the arc-shaped surface of the knife, which enhances the gripping force between the knife assembly and the inside of the winter melon and reduces the slippage of the knife assembly when breaking the winter melon.

[0010] Compared with the prior art, the beneficial effects of this utility model are as follows: This invention features an ingenious structure. Through the cross structure of the first and second connecting rods, combined with the clever design of the cutting component, operators can easily apply uniform breaking force to the winter melon to break it open. This method can efficiently and effortlessly break open the winter melon, damaging only the outer skin and not the seeds inside the flesh. It effectively improves the efficiency of seed extraction and the integrity of the seeds. The device has a simple structure, is easy to use, and has significant practical value and promising prospects for promotion. Attached Figure Description

[0011] Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is a three-dimensional structural diagram of the extension handle of this utility model when it is not installed; Figure 3 This utility model Figure 2 The right view; Figure 4 This is a schematic diagram of the structure of the present invention in the fruit-breaking state.

[0012] In the diagram: 1. First connecting rod; 2. Second connecting rod; 3. Columnar handle; 4. Blade mounting plate; 5. Breaker blade; 6. Triangular blade; 7. Hook plate; 8. Anti-slip protrusion; 9. Hammering plate; 10. Extension handle. Detailed Implementation

[0013] 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 skilled in the art without creative effort are within the protection scope of the present utility model.

[0014] Please see Figures 1 to 4This utility model provides a technical solution: a winter melon seed-harvesting device, comprising a first connecting rod 1, a second connecting rod 2, a columnar handle 3, a cutting blade assembly, and an extension handle 10. The first connecting rod 1 and the second connecting rod 2 are rotatably connected by a pin, forming an openable and closable structure. A columnar handle 3 is fixedly connected to the top of each rod for easy hand operation. A cutting blade assembly is installed at the bottom of both the first connecting rod 1 and the second connecting rod 2, and the cutting blade assemblies at the bottom of both rods are mirror-shaped. This allows for the simultaneous application of a uniform force to the winter melon during use, resulting in better splitting.

[0015] The cutting assembly includes a splitting blade 5, a triangular blade 6, and a barbed plate 7. The bottom of the splitting blade 5 is fixedly connected to the top of the triangular blade 6. The side projection of the triangular blade 6 is a right-angled triangle. This shape design allows the triangular blade 6 to cut into the skin of the winter melon more easily. A barbed plate 7 is fixedly connected to the bottom of one side of the splitting blade 5. The barbed plate 7 forms a certain angle with the splitting blade 5 to increase the friction between the cutting assembly and the winter melon and prevent the cutting assembly from slipping out of the winter melon. The side of the splitting blade 5 where the barbed plate 7 is installed has an arc-shaped surface with multiple anti-slip protrusions 8. The anti-slip protrusions 8 are hemispherical and evenly distributed, further enhancing the gripping force between the cutting assembly and the inside of the winter melon and reducing the slippage of the cutting assembly when splitting the winter melon. A blade mounting plate 4 is fixedly connected to the top surface of the splitting blade 5. Multiple hammering plates 9 are fixedly connected to the top surface of the blade mounting plate 4. During use, the cutting assembly can be provided with downward force by hammering the hammering plates 9, making it easier to cut into the winter melon.

[0016] As a further embodiment of this invention, a threaded post is fixedly connected to the bottom end of the extension handle 10, and a threaded hole adapted to the threaded post is opened on the top surface of the columnar handle 3. The extension handle 10 is threadedly connected to the columnar handle 3, and the extension handle 10 can be installed or removed as needed to adjust the effort required for operation. Anti-slip sleeves are fitted onto the outer walls of both the columnar handle 3 and the extension handle 10, increasing the friction of the handles and preventing slippage during operation.

[0017] When using the device, firstly, bring the first connecting rod 1 and the second connecting rod 2 cutting assemblies close to each other. Then, place the cutting assemblies of the device on the winter melon from head to tail. Use a hammer to strike the hammer plate 9 of the cutting assemblies, causing the triangular blades 6 of the cutting assemblies to cut the skin of the winter melon. Then, let the splitting blade 5 fully enter the winter melon. Next, hold the columnar handle 3 with both hands and pry the first connecting rod 1 and the second connecting rod 2 outward. At this time, the cutting assemblies at the bottom of the first connecting rod 1 and the second connecting rod 2 exert an outward splitting force on the winter melon. The barbed plate 7 and the anti-slip protrusion 8 can effectively reduce the possibility of the cutting assemblies slipping out of the winter melon. Under the action of the splitting force of the cutting assemblies and the self-generated tension of the winter melon skin, the winter melon can be split in two, making it convenient for seed extraction. If it is necessary to split the winter melon more effortlessly, an extension handle 10 can be installed on the columnar handle 3 to achieve the effect of saving effort by increasing the length of the lever arm.

[0018] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A winter melon seed-harvesting device, characterized in that: It includes a first connecting rod (1) and a second connecting rod (2). The first connecting rod (1) and the second connecting rod (2) are rotatably connected by a pin. The top of the first connecting rod (1) and the second connecting rod (2) are both fixedly connected to a columnar handle (3). The bottom of the first connecting rod (1) and the second connecting rod (2) are both equipped with a cutting blade assembly. The cutting blade assembly includes a breaker (5), a triangular blade (6) and a barb plate (7). The bottom of the breaker (5) is fixedly connected to the top of the triangular blade (6). The side projection of the triangular blade (6) is a right triangle. The bottom of one side of the breaker (5) is fixedly connected to the barb plate (7).

2. The winter melon seed-harvesting device according to claim 1, characterized in that: It also includes an extension handle (10), the bottom end of which is fixedly connected to a threaded post. The top surface of the columnar handle (3) is provided with a threaded hole that is compatible with the threaded post. The threaded post at the bottom end of the extension handle (10) is threaded into the threaded hole of the columnar handle (3). The outer wall of the columnar handle (3) and the outer wall of the extension handle (10) are both fitted with anti-slip sleeves.

3. The winter melon seed-harvesting device according to claim 1, characterized in that: The cutter assemblies at the bottom ends of the first connecting rod (1) and the second connecting rod (2) are mirrored.

4. The winter melon seed-harvesting device according to claim 1, characterized in that: The side of the blade (5) where the hook plate (7) is installed has an arc-shaped surface, and multiple anti-slip protrusions (8) are provided in the arc-shaped surface.

5. The winter melon seed-harvesting device according to claim 1, characterized in that: The top surface of the cutting knife (5) is fixedly connected to a blade mounting plate (4), and the top surface of the blade mounting plate (4) is fixedly connected to multiple hammer plates (9). The bottom ends of the first connecting rod (1) and the second connecting rod (2) are respectively fixedly connected to the blade mounting plate (4) of the cutting knife assembly.